configure: regenerate with autoconf 2.64, to test whether it works.

The "Define to 1 if `xxx` is a member of `yyy`" comments 2.64 generates
are backwards - they show xxx as the structure and yyy as the member -
so that's a small compaint about 2.64.

2 files changed, 3663 insertions, 4382 deletions

diff --git a/config.h.in b/config.h.in
index ee71f7eb..75b116cd 100644
--- a/config.h.in
+++ b/config.h.in
@@ -42,7 +42,7 @@
 /* Define to 1 if you have the declaration of `ether_hostton' */
 #undef HAVE_DECL_ETHER_HOSTTON
 
-/* Define to 1 if `dl_module_id_1' is a member of `dl_hp_ppa_info_t'. */
+/* Define to 1 if `dl_hp_ppa_info_t' is a member of `dl_module_id_1'. */
 #undef HAVE_DL_HP_PPA_INFO_T_DL_MODULE_ID_1
 
 /* Define to 1 if the system has the type `dl_passive_req_t'. */
@@ -105,6 +105,9 @@
 /* Define to 1 if you have the <linux/wireless.h> header file. */
 #undef HAVE_LINUX_WIRELESS_H
 
+/* Define to 1 if you have the <memory.h> header file. */
+#undef HAVE_MEMORY_H
+
 /* Define to 1 if you have the <netpacket/packet.h> header file. */
 #undef HAVE_NETPACKET_PACKET_H
 
@@ -165,9 +168,6 @@
 /* Define to 1 if you have the <stdint.h> header file. */
 #undef HAVE_STDINT_H
 
-/* Define to 1 if you have the <stdio.h> header file. */
-#undef HAVE_STDIO_H
-
 /* Define to 1 if you have the <stdlib.h> header file. */
 #undef HAVE_STDLIB_H
 
@@ -195,29 +195,29 @@
 /* Define to 1 if the system has the type `struct ether_addr'. */
 #undef HAVE_STRUCT_ETHER_ADDR
 
-/* Define to 1 if `msg_control' is a member of `struct msghdr'. */
+/* Define to 1 if `struct msghdr' is a member of `msg_control'. */
 #undef HAVE_STRUCT_MSGHDR_MSG_CONTROL
 
-/* Define to 1 if `msg_flags' is a member of `struct msghdr'. */
+/* Define to 1 if `struct msghdr' is a member of `msg_flags'. */
 #undef HAVE_STRUCT_MSGHDR_MSG_FLAGS
 
 /* Define to 1 if the system has the type `struct rte_ether_addr'. */
 #undef HAVE_STRUCT_RTE_ETHER_ADDR
 
-/* Define to 1 if `hci_channel' is a member of `struct sockaddr_hci'. */
+/* Define to 1 if `struct sockaddr_hci' is a member of `hci_channel'. */
 #undef HAVE_STRUCT_SOCKADDR_HCI_HCI_CHANNEL
 
-/* Define to 1 if `sa_len' is a member of `struct sockaddr'. */
+/* Define to 1 if `struct sockaddr' is a member of `sa_len'. */
 #undef HAVE_STRUCT_SOCKADDR_SA_LEN
 
 /* Define to 1 if the system has the type `struct sockaddr_storage'. */
 #undef HAVE_STRUCT_SOCKADDR_STORAGE
 
-/* Define to 1 if `tp_vlan_tci' is a member of `struct tpacket_auxdata'. */
+/* Define to 1 if `struct tpacket_auxdata' is a member of `tp_vlan_tci'. */
 #undef HAVE_STRUCT_TPACKET_AUXDATA_TP_VLAN_TCI
 
-/* Define to 1 if `bRequestType' is a member of `struct
-   usbdevfs_ctrltransfer'. */
+/* Define to 1 if `struct usbdevfs_ctrltransfer' is a member of
+   `bRequestType'. */
 #undef HAVE_STRUCT_USBDEVFS_CTRLTRANSFER_BREQUESTTYPE
 
 /* Define to 1 if you have the <sys/bufmod.h> header file. */
@@ -328,9 +328,7 @@
 /* The size of `void *', as computed by sizeof. */
 #undef SIZEOF_VOID_P
 
-/* Define to 1 if all of the C90 standard headers exist (not just the ones
-   required in a freestanding environment). This macro is provided for
-   backward compatibility; new code need not use it. */
+/* Define to 1 if you have the ANSI C header files. */
 #undef STDC_HEADERS
 
 /* Define to 1 if strings.h declares `ffs' */
diff --git a/configure b/configure
index 41f513b5..25831a44 100755
--- a/configure
+++ b/configure
@@ -1,11 +1,10 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.71 for pcap 1.11.0-PRE-GIT.
-#
-#
-# Copyright (C) 1992-1996, 1998-2017, 2020-2021 Free Software Foundation,
-# Inc.
+# Generated by GNU Autoconf 2.64 for pcap 1.11.0-PRE-GIT.
 #
+# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
+# 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software
+# Foundation, Inc.
 #
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
@@ -15,16 +14,14 @@
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-as_nop=:
-if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
-then :
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else $as_nop
+else
   case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
@@ -34,46 +31,46 @@ esac
 fi
 
 
-
-# Reset variables that may have inherited troublesome values from
-# the environment.
-
-# IFS needs to be set, to space, tab, and newline, in precisely that order.
-# (If _AS_PATH_WALK were called with IFS unset, it would have the
-# side effect of setting IFS to empty, thus disabling word splitting.)
-# Quoting is to prevent editors from complaining about space-tab.
 as_nl='
 '
 export as_nl
-IFS=" ""	$as_nl"
-
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# Ensure predictable behavior from utilities with locale-dependent output.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# We cannot yet rely on "unset" to work, but we need these variables
-# to be unset--not just set to an empty or harmless value--now, to
-# avoid bugs in old shells (e.g. pre-3.0 UWIN ksh).  This construct
-# also avoids known problems related to "unset" and subshell syntax
-# in other old shells (e.g. bash 2.01 and pdksh 5.2.14).
-for as_var in BASH_ENV ENV MAIL MAILPATH CDPATH
-do eval test \${$as_var+y} \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
-
-# Ensure that fds 0, 1, and 2 are open.
-if (exec 3>&0) 2>/dev/null; then :; else exec 0</dev/null; fi
-if (exec 3>&1) 2>/dev/null; then :; else exec 1>/dev/null; fi
-if (exec 3>&2)            ; then :; else exec 2>/dev/null; fi
+# Printing a long string crashes Solaris 7 /usr/bin/printf.
+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
+# Prefer a ksh shell builtin over an external printf program on Solaris,
+# but without wasting forks for bash or zsh.
+if test -z "$BASH_VERSION$ZSH_VERSION" \
+    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='print -r --'
+  as_echo_n='print -rn --'
+elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='printf %s\n'
+  as_echo_n='printf %s'
+else
+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
+    as_echo_n='/usr/ucb/echo -n'
+  else
+    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
+    as_echo_n_body='eval
+      arg=$1;
+      case $arg in #(
+      *"$as_nl"*)
+	expr "X$arg" : "X\\(.*\\)$as_nl";
+	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
+      esac;
+      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
+    '
+    export as_echo_n_body
+    as_echo_n='sh -c $as_echo_n_body as_echo'
+  fi
+  export as_echo_body
+  as_echo='sh -c $as_echo_body as_echo'
+fi
 
 # The user is always right.
-if ${PATH_SEPARATOR+false} :; then
+if test "${PATH_SEPARATOR+set}" != set; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
     (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
@@ -82,20 +79,22 @@ if ${PATH_SEPARATOR+false} :; then
 fi
 
 
+# IFS
+# We need space, tab and new line, in precisely that order.  Quoting is
+# there to prevent editors from complaining about space-tab.
+# (If _AS_PATH_WALK were called with IFS unset, it would disable word
+# splitting by setting IFS to empty value.)
+IFS=" ""	$as_nl"
+
 # Find who we are.  Look in the path if we contain no directory separator.
-as_myself=
 case $0 in #((
   *[\\/]* ) as_myself=$0 ;;
   *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
-    test -r "$as_dir$0" && as_myself=$as_dir$0 && break
+  test -z "$as_dir" && as_dir=.
+    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
   done
 IFS=$as_save_IFS
 
@@ -107,47 +106,40 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
+# Unset variables that we do not need and which cause bugs (e.g. in
+# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
+# suppresses any "Segmentation fault" message there.  '((' could
+# trigger a bug in pdksh 5.2.14.
+for as_var in BASH_ENV ENV MAIL MAILPATH
+do eval test x\${$as_var+set} = xset \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# NLS nuisances.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# CDPATH.
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
-# Use a proper internal environment variable to ensure we don't fall
-  # into an infinite loop, continuously re-executing ourselves.
-  if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then
-    _as_can_reexec=no; export _as_can_reexec;
-    # We cannot yet assume a decent shell, so we have to provide a
-# neutralization value for shells without unset; and this also
-# works around shells that cannot unset nonexistent variables.
-# Preserve -v and -x to the replacement shell.
-BASH_ENV=/dev/null
-ENV=/dev/null
-(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
-case $- in # ((((
-  *v*x* | *x*v* ) as_opts=-vx ;;
-  *v* ) as_opts=-v ;;
-  *x* ) as_opts=-x ;;
-  * ) as_opts= ;;
-esac
-exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
-# Admittedly, this is quite paranoid, since all the known shells bail
-# out after a failed `exec'.
-printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
-exit 255
-  fi
-  # We don't want this to propagate to other subprocesses.
-          { _as_can_reexec=; unset _as_can_reexec;}
 if test "x$CONFIG_SHELL" = x; then
-  as_bourne_compatible="as_nop=:
-if test \${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
-then :
+  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '\${1+\"\$@\"}'='\"\$@\"'
   setopt NO_GLOB_SUBST
-else \$as_nop
+else
   case \`(set -o) 2>/dev/null\` in #(
   *posix*) :
     set -o posix ;; #(
@@ -167,53 +159,41 @@ as_fn_success || { exitcode=1; echo as_fn_success failed.; }
 as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
 as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
 as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
-if ( set x; as_fn_ret_success y && test x = \"\$1\" )
-then :
+if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
 
-else \$as_nop
+else
   exitcode=1; echo positional parameters were not saved.
 fi
-test x\$exitcode = x0 || exit 1
-blah=\$(echo \$(echo blah))
-test x\"\$blah\" = xblah || exit 1
-test -x / || exit 1"
+test x\$exitcode = x0 || exit 1"
   as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
   as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
   eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
   test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
 test \$(( 1 + 1 )) = 2 || exit 1"
-  if (eval "$as_required") 2>/dev/null
-then :
+  if (eval "$as_required") 2>/dev/null; then :
   as_have_required=yes
-else $as_nop
+else
   as_have_required=no
 fi
-  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null
-then :
+  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
 
-else $as_nop
+else
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 as_found=false
 for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
   as_found=:
   case $as_dir in #(
 	 /*)
 	   for as_base in sh bash ksh sh5; do
 	     # Try only shells that exist, to save several forks.
-	     as_shell=$as_dir$as_base
+	     as_shell=$as_dir/$as_base
 	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
-		    as_run=a "$as_shell" -c "$as_bourne_compatible""$as_required" 2>/dev/null
-then :
+		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
   CONFIG_SHELL=$as_shell as_have_required=yes
-		   if as_run=a "$as_shell" -c "$as_bourne_compatible""$as_suggested" 2>/dev/null
-then :
+		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
   break 2
 fi
 fi
@@ -221,51 +201,32 @@ fi
        esac
   as_found=false
 done
+$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
+	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
+  CONFIG_SHELL=$SHELL as_have_required=yes
+fi; }
 IFS=$as_save_IFS
-if $as_found
-then :
 
-else $as_nop
-  if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
-	      as_run=a "$SHELL" -c "$as_bourne_compatible""$as_required" 2>/dev/null
-then :
-  CONFIG_SHELL=$SHELL as_have_required=yes
-fi
-fi
 
+      if test "x$CONFIG_SHELL" != x; then :
+  # We cannot yet assume a decent shell, so we have to provide a
+	# neutralization value for shells without unset; and this also
+	# works around shells that cannot unset nonexistent variables.
+	BASH_ENV=/dev/null
+	ENV=/dev/null
+	(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
+	export CONFIG_SHELL
+	exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"}
+fi
 
-      if test "x$CONFIG_SHELL" != x
-then :
-  export CONFIG_SHELL
-             # We cannot yet assume a decent shell, so we have to provide a
-# neutralization value for shells without unset; and this also
-# works around shells that cannot unset nonexistent variables.
-# Preserve -v and -x to the replacement shell.
-BASH_ENV=/dev/null
-ENV=/dev/null
-(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
-case $- in # ((((
-  *v*x* | *x*v* ) as_opts=-vx ;;
-  *v* ) as_opts=-v ;;
-  *x* ) as_opts=-x ;;
-  * ) as_opts= ;;
-esac
-exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
-# Admittedly, this is quite paranoid, since all the known shells bail
-# out after a failed `exec'.
-printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
-exit 255
-fi
-
-    if test x$as_have_required = xno
-then :
-  printf "%s\n" "$0: This script requires a shell more modern than all"
-  printf "%s\n" "$0: the shells that I found on your system."
-  if test ${ZSH_VERSION+y} ; then
-    printf "%s\n" "$0: In particular, zsh $ZSH_VERSION has bugs and should"
-    printf "%s\n" "$0: be upgraded to zsh 4.3.4 or later."
+    if test x$as_have_required = xno; then :
+  $as_echo "$0: This script requires a shell more modern than all"
+  $as_echo "$0: the shells that I found on your system."
+  if test x${ZSH_VERSION+set} = xset ; then
+    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
+    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
   else
-    printf "%s\n" "$0: Please tell bug-autoconf@gnu.org about your system,
+    $as_echo "$0: Please tell bug-autoconf@gnu.org about your system,
 $0: including any error possibly output before this
 $0: message. Then install a modern shell, or manually run
 $0: the script under such a shell if you do have one."
@@ -292,7 +253,6 @@ as_fn_unset ()
 }
 as_unset=as_fn_unset
 
-
 # as_fn_set_status STATUS
 # -----------------------
 # Set $? to STATUS, without forking.
@@ -310,14 +270,6 @@ as_fn_exit ()
   as_fn_set_status $1
   exit $1
 } # as_fn_exit
-# as_fn_nop
-# ---------
-# Do nothing but, unlike ":", preserve the value of $?.
-as_fn_nop ()
-{
-  return $?
-}
-as_nop=as_fn_nop
 
 # as_fn_mkdir_p
 # -------------
@@ -332,7 +284,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -341,7 +293,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X"$as_dir" |
+$as_echo X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -362,31 +314,22 @@ printf "%s\n" X"$as_dir" |
       test -d "$as_dir" && break
     done
     test -z "$as_dirs" || eval "mkdir $as_dirs"
-  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
+  } || test -d "$as_dir" || as_fn_error "cannot create directory $as_dir"
 
 
 } # as_fn_mkdir_p
-
-# as_fn_executable_p FILE
-# -----------------------
-# Test if FILE is an executable regular file.
-as_fn_executable_p ()
-{
-  test -f "$1" && test -x "$1"
-} # as_fn_executable_p
 # as_fn_append VAR VALUE
 # ----------------------
 # Append the text in VALUE to the end of the definition contained in VAR. Take
 # advantage of any shell optimizations that allow amortized linear growth over
 # repeated appends, instead of the typical quadratic growth present in naive
 # implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null
-then :
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
   eval 'as_fn_append ()
   {
     eval $1+=\$2
   }'
-else $as_nop
+else
   as_fn_append ()
   {
     eval $1=\$$1\$2
@@ -398,41 +341,32 @@ fi # as_fn_append
 # Perform arithmetic evaluation on the ARGs, and store the result in the
 # global $as_val. Take advantage of shells that can avoid forks. The arguments
 # must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null
-then :
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
   eval 'as_fn_arith ()
   {
     as_val=$(( $* ))
   }'
-else $as_nop
+else
   as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
   }
 fi # as_fn_arith
 
-# as_fn_nop
-# ---------
-# Do nothing but, unlike ":", preserve the value of $?.
-as_fn_nop ()
-{
-  return $?
-}
-as_nop=as_fn_nop
 
-# as_fn_error STATUS ERROR [LINENO LOG_FD]
-# ----------------------------------------
+# as_fn_error ERROR [LINENO LOG_FD]
+# ---------------------------------
 # Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
 # provided, also output the error to LOG_FD, referencing LINENO. Then exit the
-# script with STATUS, using 1 if that was 0.
+# script with status $?, using 1 if that was 0.
 as_fn_error ()
 {
-  as_status=$1; test $as_status -eq 0 && as_status=1
-  if test "$4"; then
-    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+  as_status=$?; test $as_status -eq 0 && as_status=1
+  if test "$3"; then
+    as_lineno=${as_lineno-"$2"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $1" >&$3
   fi
-  printf "%s\n" "$as_me: error: $2" >&2
+  $as_echo "$as_me: error: $1" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
@@ -459,7 +393,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X/"$0" |
+$as_echo X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -503,12 +437,8 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
       s/-\n.*//
     ' >$as_me.lineno &&
   chmod +x "$as_me.lineno" ||
-    { printf "%s\n" "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
+    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
 
-  # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
-  # already done that, so ensure we don't try to do so again and fall
-  # in an infinite loop.  This has already happened in practice.
-  _as_can_reexec=no; export _as_can_reexec
   # Don't try to exec as it changes $[0], causing all sort of problems
   # (the dirname of $[0] is not the place where we might find the
   # original and so on.  Autoconf is especially sensitive to this).
@@ -517,10 +447,6 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
   exit
 }
 
-
-# Determine whether it's possible to make 'echo' print without a newline.
-# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
-# for compatibility with existing Makefiles.
 ECHO_C= ECHO_N= ECHO_T=
 case `echo -n x` in #(((((
 -n*)
@@ -534,13 +460,6 @@ case `echo -n x` in #(((((
   ECHO_N='-n';;
 esac
 
-# For backward compatibility with old third-party macros, we provide
-# the shell variables $as_echo and $as_echo_n.  New code should use
-# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
-as_echo='printf %s\n'
-as_echo_n='printf %s'
-
-
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -554,16 +473,16 @@ if (echo >conf$$.file) 2>/dev/null; then
     # ... but there are two gotchas:
     # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
     # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -pR'.
+    # In both cases, we have to default to `cp -p'.
     ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
-      as_ln_s='cp -pR'
+      as_ln_s='cp -p'
   elif ln conf$$.file conf$$ 2>/dev/null; then
     as_ln_s=ln
   else
-    as_ln_s='cp -pR'
+    as_ln_s='cp -p'
   fi
 else
-  as_ln_s='cp -pR'
+  as_ln_s='cp -p'
 fi
 rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
 rmdir conf$$.dir 2>/dev/null
@@ -575,8 +494,28 @@ else
   as_mkdir_p=false
 fi
 
-as_test_x='test -x'
-as_executable_p=as_fn_executable_p
+if test -x / >/dev/null 2>&1; then
+  as_test_x='test -x'
+else
+  if ls -dL / >/dev/null 2>&1; then
+    as_ls_L_option=L
+  else
+    as_ls_L_option=
+  fi
+  as_test_x='
+    eval sh -c '\''
+      if test -d "$1"; then
+	test -d "$1/.";
+      else
+	case $1 in #(
+	-*)set "./$1";;
+	esac;
+	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #((
+	???[sx]*):;;*)false;;esac;fi
+    '\'' sh
+  '
+fi
+as_executable_p=$as_test_x
 
 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -585,11 +524,10 @@ as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
 as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
 
 
-test -n "$DJDIR" || exec 7<&0 </dev/null
-exec 6>&1
+exec 7<&0 </dev/null 6>&1
 
 # Name of the host.
-# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status,
+# hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
 # so uname gets run too.
 ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
 
@@ -616,36 +554,40 @@ PACKAGE_URL=''
 ac_unique_file="pcap.c"
 # Factoring default headers for most tests.
 ac_includes_default="\
-#include <stddef.h>
-#ifdef HAVE_STDIO_H
-# include <stdio.h>
+#include <stdio.h>
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
 #endif
-#ifdef HAVE_STDLIB_H
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#ifdef STDC_HEADERS
 # include <stdlib.h>
+# include <stddef.h>
+#else
+# ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+# endif
 #endif
 #ifdef HAVE_STRING_H
+# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
+#  include <memory.h>
+# endif
 # include <string.h>
 #endif
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
 #ifdef HAVE_INTTYPES_H
 # include <inttypes.h>
 #endif
 #ifdef HAVE_STDINT_H
 # include <stdint.h>
 #endif
-#ifdef HAVE_STRINGS_H
-# include <strings.h>
-#endif
-#ifdef HAVE_SYS_TYPES_H
-# include <sys/types.h>
-#endif
-#ifdef HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
 #ifdef HAVE_UNISTD_H
 # include <unistd.h>
 #endif"
 
-ac_header_c_list=
 ac_subst_vars='LTLIBOBJS
 RPCAPD_LIBS
 INSTALL_RPCAPD
@@ -715,6 +657,9 @@ LIBOBJS
 ac_ct_CXX
 CXXFLAGS
 CXX
+EGREP
+GREP
+CPP
 OBJEXT
 EXEEXT
 ac_ct_CC
@@ -760,7 +705,6 @@ infodir
 docdir
 oldincludedir
 includedir
-runstatedir
 localstatedir
 sharedstatedir
 sysconfdir
@@ -817,6 +761,7 @@ CFLAGS
 LDFLAGS
 LIBS
 CPPFLAGS
+CPP
 CXX
 CXXFLAGS
 CCC
@@ -876,7 +821,6 @@ datadir='${datarootdir}'
 sysconfdir='${prefix}/etc'
 sharedstatedir='${prefix}/com'
 localstatedir='${prefix}/var'
-runstatedir='${localstatedir}/run'
 includedir='${prefix}/include'
 oldincludedir='/usr/include'
 docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
@@ -901,11 +845,12 @@ do
   fi
 
   case $ac_option in
-  *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
-  *=)   ac_optarg= ;;
-  *)    ac_optarg=yes ;;
+  *=*)	ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
+  *)	ac_optarg=yes ;;
   esac
 
+  # Accept the important Cygnus configure options, so we can diagnose typos.
+
   case $ac_dashdash$ac_option in
   --)
     ac_dashdash=yes ;;
@@ -946,9 +891,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: \`$ac_useropt'"
+      as_fn_error "invalid feature name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -972,9 +917,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: \`$ac_useropt'"
+      as_fn_error "invalid feature name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -1127,15 +1072,6 @@ do
   | -silent | --silent | --silen | --sile | --sil)
     silent=yes ;;
 
-  -runstatedir | --runstatedir | --runstatedi | --runstated \
-  | --runstate | --runstat | --runsta | --runst | --runs \
-  | --run | --ru | --r)
-    ac_prev=runstatedir ;;
-  -runstatedir=* | --runstatedir=* | --runstatedi=* | --runstated=* \
-  | --runstate=* | --runstat=* | --runsta=* | --runst=* | --runs=* \
-  | --run=* | --ru=* | --r=*)
-    runstatedir=$ac_optarg ;;
-
   -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
     ac_prev=sbindir ;;
   -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
@@ -1185,9 +1121,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: \`$ac_useropt'"
+      as_fn_error "invalid package name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1201,9 +1137,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: \`$ac_useropt'"
+      as_fn_error "invalid package name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1231,8 +1167,8 @@ do
   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
     x_libraries=$ac_optarg ;;
 
-  -*) as_fn_error $? "unrecognized option: \`$ac_option'
-Try \`$0 --help' for more information"
+  -*) as_fn_error "unrecognized option: \`$ac_option'
+Try \`$0 --help' for more information."
     ;;
 
   *=*)
@@ -1240,17 +1176,17 @@ Try \`$0 --help' for more information"
     # Reject names that are not valid shell variable names.
     case $ac_envvar in #(
       '' | [0-9]* | *[!_$as_cr_alnum]* )
-      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
+      as_fn_error "invalid variable name: \`$ac_envvar'" ;;
     esac
     eval $ac_envvar=\$ac_optarg
     export $ac_envvar ;;
 
   *)
     # FIXME: should be removed in autoconf 3.0.
-    printf "%s\n" "$as_me: WARNING: you should use --build, --host, --target" >&2
+    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      printf "%s\n" "$as_me: WARNING: invalid host type: $ac_option" >&2
-    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
+      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
     ;;
 
   esac
@@ -1258,14 +1194,14 @@ done
 
 if test -n "$ac_prev"; then
   ac_option=--`echo $ac_prev | sed 's/_/-/g'`
-  as_fn_error $? "missing argument to $ac_option"
+  as_fn_error "missing argument to $ac_option"
 fi
 
 if test -n "$ac_unrecognized_opts"; then
   case $enable_option_checking in
     no) ;;
-    fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
-    *)     printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
+    fatal) as_fn_error "unrecognized options: $ac_unrecognized_opts" ;;
+    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
   esac
 fi
 
@@ -1273,7 +1209,7 @@ fi
 for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
 		datadir sysconfdir sharedstatedir localstatedir includedir \
 		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
-		libdir localedir mandir runstatedir
+		libdir localedir mandir
 do
   eval ac_val=\$$ac_var
   # Remove trailing slashes.
@@ -1287,7 +1223,7 @@ do
     [\\/$]* | ?:[\\/]* )  continue;;
     NONE | '' ) case $ac_var in *prefix ) continue;; esac;;
   esac
-  as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
+  as_fn_error "expected an absolute directory name for --$ac_var: $ac_val"
 done
 
 # There might be people who depend on the old broken behavior: `$host'
@@ -1301,6 +1237,8 @@ target=$target_alias
 if test "x$host_alias" != x; then
   if test "x$build_alias" = x; then
     cross_compiling=maybe
+    $as_echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
+    If a cross compiler is detected then cross compile mode will be used." >&2
   elif test "x$build_alias" != "x$host_alias"; then
     cross_compiling=yes
   fi
@@ -1315,9 +1253,9 @@ test "$silent" = yes && exec 6>/dev/null
 ac_pwd=`pwd` && test -n "$ac_pwd" &&
 ac_ls_di=`ls -di .` &&
 ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
-  as_fn_error $? "working directory cannot be determined"
+  as_fn_error "working directory cannot be determined"
 test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
-  as_fn_error $? "pwd does not report name of working directory"
+  as_fn_error "pwd does not report name of working directory"
 
 
 # Find the source files, if location was not specified.
@@ -1329,7 +1267,7 @@ $as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_myself" : 'X\(//\)[^/]' \| \
 	 X"$as_myself" : 'X\(//\)$' \| \
 	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X"$as_myself" |
+$as_echo X"$as_myself" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -1356,11 +1294,11 @@ else
 fi
 if test ! -r "$srcdir/$ac_unique_file"; then
   test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
-  as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
+  as_fn_error "cannot find sources ($ac_unique_file) in $srcdir"
 fi
 ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
 ac_abs_confdir=`(
-	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
+	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error "$ac_msg"
 	pwd)`
 # When building in place, set srcdir=.
 if test "$ac_abs_confdir" = "$ac_pwd"; then
@@ -1400,7 +1338,7 @@ Configuration:
       --help=short        display options specific to this package
       --help=recursive    display the short help of all the included packages
   -V, --version           display version information and exit
-  -q, --quiet, --silent   do not print \`checking ...' messages
+  -q, --quiet, --silent   do not print \`checking...' messages
       --cache-file=FILE   cache test results in FILE [disabled]
   -C, --config-cache      alias for \`--cache-file=config.cache'
   -n, --no-create         do not create output files
@@ -1426,7 +1364,6 @@ Fine tuning of the installation directories:
   --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
   --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
   --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
-  --runstatedir=DIR       modifiable per-process data [LOCALSTATEDIR/run]
   --libdir=DIR            object code libraries [EPREFIX/lib]
   --includedir=DIR        C header files [PREFIX/include]
   --oldincludedir=DIR     C header files for non-gcc [/usr/include]
@@ -1514,8 +1451,9 @@ Some influential environment variables:
   LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a
               nonstandard directory <lib dir>
   LIBS        libraries to pass to the linker, e.g. -l<library>
-  CPPFLAGS    (Objective) C/C++ preprocessor flags, e.g. -I<include dir> if
+  CPPFLAGS    C/C++/Objective C preprocessor flags, e.g. -I<include dir> if
               you have headers in a nonstandard directory <include dir>
+  CPP         C preprocessor
   CXX         C++ compiler command
   CXXFLAGS    C++ compiler flags
   PKG_CONFIG  path to pkg-config utility
@@ -1569,9 +1507,9 @@ if test "$ac_init_help" = "recursive"; then
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -1599,8 +1537,7 @@ esac
 ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 
     cd "$ac_dir" || { ac_status=$?; continue; }
-    # Check for configure.gnu first; this name is used for a wrapper for
-    # Metaconfig's "Configure" on case-insensitive file systems.
+    # Check for guested configure.
     if test -f "$ac_srcdir/configure.gnu"; then
       echo &&
       $SHELL "$ac_srcdir/configure.gnu" --help=recursive
@@ -1608,7 +1545,7 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
       echo &&
       $SHELL "$ac_srcdir/configure" --help=recursive
     else
-      printf "%s\n" "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
     fi || ac_status=$?
     cd "$ac_pwd" || { ac_status=$?; break; }
   done
@@ -1618,9 +1555,9 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 pcap configure 1.11.0-PRE-GIT
-generated by GNU Autoconf 2.71
+generated by GNU Autoconf 2.64
 
-Copyright (C) 2021 Free Software Foundation, Inc.
+Copyright (C) 2009 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -1637,14 +1574,14 @@ fi
 ac_fn_c_try_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext conftest.beam
+  rm -f conftest.$ac_objext
   if { { ac_try="$ac_compile"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1652,28 +1589,27 @@ printf "%s\n" "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext
-then :
+       } && test -s conftest.$ac_objext; then :
   ac_retval=0
-else $as_nop
-  printf "%s\n" "$as_me: failed program was:" >&5
+else
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
 fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_c_try_compile
 
 # ac_fn_c_try_run LINENO
 # ----------------------
-# Try to run conftest.$ac_ext, and return whether this succeeded. Assumes that
-# executables *can* be run.
+# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
+# that executables *can* be run.
 ac_fn_c_try_run ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
@@ -1683,33 +1619,32 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
   { { case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }
-then :
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then :
   ac_retval=0
-else $as_nop
-  printf "%s\n" "$as_me: program exited with status $ac_status" >&5
-       printf "%s\n" "$as_me: failed program was:" >&5
+else
+  $as_echo "$as_me: program exited with status $ac_status" >&5
+       $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
        ac_retval=$ac_status
 fi
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_c_try_run
 
@@ -1727,38 +1662,34 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 static int test_array [1 - 2 * !(($2) >= 0)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_lo=0 ac_mid=0
   while :; do
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 static int test_array [1 - 2 * !(($2) <= $ac_mid)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_hi=$ac_mid; break
-else $as_nop
+else
   as_fn_arith $ac_mid + 1 && ac_lo=$as_val
 			if test $ac_lo -le $ac_mid; then
 			  ac_lo= ac_hi=
@@ -1766,45 +1697,41 @@ else $as_nop
 			fi
 			as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
   done
-else $as_nop
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 static int test_array [1 - 2 * !(($2) < 0)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_hi=-1 ac_mid=-1
   while :; do
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 static int test_array [1 - 2 * !(($2) >= $ac_mid)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_lo=$ac_mid; break
-else $as_nop
+else
   as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val
 			if test $ac_mid -le $ac_hi; then
 			  ac_lo= ac_hi=
@@ -1812,14 +1739,14 @@ else $as_nop
 			fi
 			as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
   done
-else $as_nop
+else
   ac_lo= ac_hi=
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 # Binary search between lo and hi bounds.
 while test "x$ac_lo" != "x$ac_hi"; do
   as_fn_arith '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo && ac_mid=$as_val
@@ -1827,23 +1754,21 @@ while test "x$ac_lo" != "x$ac_hi"; do
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 static int test_array [1 - 2 * !(($2) <= $ac_mid)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_hi=$ac_mid
-else $as_nop
+else
   as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 done
 case $ac_lo in #((
 ?*) eval "$3=\$ac_lo"; ac_retval=0 ;;
@@ -1853,12 +1778,12 @@ esac
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
-static long int longval (void) { return $2; }
-static unsigned long int ulongval (void) { return $2; }
+static long int longval () { return $2; }
+static unsigned long int ulongval () { return $2; }
 #include <stdio.h>
 #include <stdlib.h>
 int
-main (void)
+main ()
 {
 
   FILE *f = fopen ("conftest.val", "w");
@@ -1886,10 +1811,9 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_run "$LINENO"
-then :
+if ac_fn_c_try_run "$LINENO"; then :
   echo >>conftest.val; read $3 <conftest.val; ac_retval=0
-else $as_nop
+else
   ac_retval=1
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
@@ -1897,11 +1821,48 @@ rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
 rm -f conftest.val
 
   fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_c_compute_int
 
+# ac_fn_c_try_cpp LINENO
+# ----------------------
+# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
+ac_fn_c_try_cpp ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if { { ac_try="$ac_cpp conftest.$ac_ext"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } >/dev/null && {
+	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+    ac_retval=1
+fi
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
+
+} # ac_fn_c_try_cpp
+
 # ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
 # -------------------------------------------------------
 # Tests whether HEADER exists and can be compiled using the include files in
@@ -1909,29 +1870,27 @@ rm -f conftest.val
 ac_fn_c_check_header_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-printf %s "checking for $2... " >&6; }
-if eval test \${$3+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 #include <$2>
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   eval "$3=yes"
-else $as_nop
+else
   eval "$3=no"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 eval ac_res=\$$3
-	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-printf "%s\n" "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_header_compile
 
@@ -1941,14 +1900,14 @@ printf "%s\n" "$ac_res" >&6; }
 ac_fn_cxx_try_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext conftest.beam
+  rm -f conftest.$ac_objext
   if { { ac_try="$ac_compile"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1956,28 +1915,27 @@ printf "%s\n" "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext
-then :
+       } && test -s conftest.$ac_objext; then :
   ac_retval=0
-else $as_nop
-  printf "%s\n" "$as_me: failed program was:" >&5
+else
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
 fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_cxx_try_compile
 
 # ac_fn_cxx_try_run LINENO
 # ------------------------
-# Try to run conftest.$ac_ext, and return whether this succeeded. Assumes that
-# executables *can* be run.
+# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
+# that executables *can* be run.
 ac_fn_cxx_try_run ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
@@ -1987,33 +1945,32 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
   { { case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }
-then :
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then :
   ac_retval=0
-else $as_nop
-  printf "%s\n" "$as_me: program exited with status $ac_status" >&5
-       printf "%s\n" "$as_me: failed program was:" >&5
+else
+  $as_echo "$as_me: program exited with status $ac_status" >&5
+       $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
        ac_retval=$ac_status
 fi
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_cxx_try_run
 
@@ -2031,38 +1988,34 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 static int test_array [1 - 2 * !(($2) >= 0)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
+if ac_fn_cxx_try_compile "$LINENO"; then :
   ac_lo=0 ac_mid=0
   while :; do
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 static int test_array [1 - 2 * !(($2) <= $ac_mid)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
+if ac_fn_cxx_try_compile "$LINENO"; then :
   ac_hi=$ac_mid; break
-else $as_nop
+else
   as_fn_arith $ac_mid + 1 && ac_lo=$as_val
 			if test $ac_lo -le $ac_mid; then
 			  ac_lo= ac_hi=
@@ -2070,45 +2023,41 @@ else $as_nop
 			fi
 			as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
   done
-else $as_nop
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 static int test_array [1 - 2 * !(($2) < 0)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
+if ac_fn_cxx_try_compile "$LINENO"; then :
   ac_hi=-1 ac_mid=-1
   while :; do
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 static int test_array [1 - 2 * !(($2) >= $ac_mid)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
+if ac_fn_cxx_try_compile "$LINENO"; then :
   ac_lo=$ac_mid; break
-else $as_nop
+else
   as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val
 			if test $ac_mid -le $ac_hi; then
 			  ac_lo= ac_hi=
@@ -2116,14 +2065,14 @@ else $as_nop
 			fi
 			as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
   done
-else $as_nop
+else
   ac_lo= ac_hi=
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 # Binary search between lo and hi bounds.
 while test "x$ac_lo" != "x$ac_hi"; do
   as_fn_arith '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo && ac_mid=$as_val
@@ -2131,23 +2080,21 @@ while test "x$ac_lo" != "x$ac_hi"; do
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 static int test_array [1 - 2 * !(($2) <= $ac_mid)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
+if ac_fn_cxx_try_compile "$LINENO"; then :
   ac_hi=$ac_mid
-else $as_nop
+else
   as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 done
 case $ac_lo in #((
 ?*) eval "$3=\$ac_lo"; ac_retval=0 ;;
@@ -2157,12 +2104,12 @@ esac
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
-static long int longval (void) { return $2; }
-static unsigned long int ulongval (void) { return $2; }
+static long int longval () { return $2; }
+static unsigned long int ulongval () { return $2; }
 #include <stdio.h>
 #include <stdlib.h>
 int
-main (void)
+main ()
 {
 
   FILE *f = fopen ("conftest.val", "w");
@@ -2190,10 +2137,9 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_run "$LINENO"
-then :
+if ac_fn_cxx_try_run "$LINENO"; then :
   echo >>conftest.val; read $3 <conftest.val; ac_retval=0
-else $as_nop
+else
   ac_retval=1
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
@@ -2201,23 +2147,109 @@ rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
 rm -f conftest.val
 
   fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_cxx_compute_int
 
+# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
+# -------------------------------------------------------
+# Tests whether HEADER exists, giving a warning if it cannot be compiled using
+# the include files in INCLUDES and setting the cache variable VAR
+# accordingly.
+ac_fn_c_check_header_mongrel ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
+  $as_echo_n "(cached) " >&6
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+else
+  # Is the header compilable?
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
+$as_echo_n "checking $2 usability... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+#include <$2>
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_header_compiler=yes
+else
+  ac_header_compiler=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
+$as_echo "$ac_header_compiler" >&6; }
+
+# Is the header present?
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
+$as_echo_n "checking $2 presence... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <$2>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  ac_header_preproc=yes
+else
+  ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
+$as_echo "$ac_header_preproc" >&6; }
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
+  yes:no: )
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
+$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
+    ;;
+  no:yes:* )
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
+$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
+$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
+$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
+$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
+    ;;
+esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
+  $as_echo_n "(cached) " >&6
+else
+  eval "$3=\$ac_header_compiler"
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+fi
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+
+} # ac_fn_c_check_header_mongrel
+
 # ac_fn_c_check_func LINENO FUNC VAR
 # ----------------------------------
 # Tests whether FUNC exists, setting the cache variable VAR accordingly
 ac_fn_c_check_func ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-printf %s "checking for $2... " >&6; }
-if eval test \${$3+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /* Define $2 to an innocuous variant, in case <limits.h> declares $2.
@@ -2225,9 +2257,16 @@ else $as_nop
 #define $2 innocuous_$2
 
 /* System header to define __stub macros and hopefully few prototypes,
-   which can conflict with char $2 (); below.  */
+    which can conflict with char $2 (); below.
+    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+    <limits.h> exists even on freestanding compilers.  */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
 
-#include <limits.h>
 #undef $2
 
 /* Override any GCC internal prototype to avoid an error.
@@ -2245,80 +2284,66 @@ choke me
 #endif
 
 int
-main (void)
+main ()
 {
 return $2 ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   eval "$3=yes"
-else $as_nop
+else
   eval "$3=no"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 fi
 eval ac_res=\$$3
-	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-printf "%s\n" "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_func
 
-# ac_fn_check_decl LINENO SYMBOL VAR INCLUDES EXTRA-OPTIONS FLAG-VAR
-# ------------------------------------------------------------------
-# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
-# accordingly. Pass EXTRA-OPTIONS to the compiler, using FLAG-VAR.
-ac_fn_check_decl ()
+# ac_fn_c_check_decl LINENO SYMBOL VAR
+# ------------------------------------
+# Tests whether SYMBOL is declared, setting cache variable VAR accordingly.
+ac_fn_c_check_decl ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  as_decl_name=`echo $2|sed 's/ *(.*//'`
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
-printf %s "checking whether $as_decl_name is declared... " >&6; }
-if eval test \${$3+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
-  eval ac_save_FLAGS=\$$6
-  as_fn_append $6 " $5"
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $2 is declared" >&5
+$as_echo_n "checking whether $2 is declared... " >&6; }
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
-#ifndef $as_decl_name
-#ifdef __cplusplus
-  (void) $as_decl_use;
-#else
-  (void) $as_decl_name;
-#endif
+#ifndef $2
+  (void) $2;
 #endif
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   eval "$3=yes"
-else $as_nop
+else
   eval "$3=no"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-  eval $6=\$ac_save_FLAGS
-
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 eval ac_res=\$$3
-	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-printf "%s\n" "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
-} # ac_fn_check_decl
+} # ac_fn_c_check_decl
 
 # ac_fn_c_check_type LINENO TYPE VAR INCLUDES
 # -------------------------------------------
@@ -2327,18 +2352,17 @@ printf "%s\n" "$ac_res" >&6; }
 ac_fn_c_check_type ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-printf %s "checking for $2... " >&6; }
-if eval test \${$3+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
+  $as_echo_n "(cached) " >&6
+else
   eval "$3=no"
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 if (sizeof ($2))
 	 return 0;
@@ -2346,13 +2370,12 @@ if (sizeof ($2))
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main (void)
+main ()
 {
 if (sizeof (($2)))
 	    return 0;
@@ -2360,20 +2383,19 @@ if (sizeof (($2)))
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-else $as_nop
+else
   eval "$3=yes"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 eval ac_res=\$$3
-	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-printf "%s\n" "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_type
 
@@ -2384,17 +2406,16 @@ printf "%s\n" "$ac_res" >&6; }
 ac_fn_c_check_member ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
-printf %s "checking for $2.$3... " >&6; }
-if eval test \${$4+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
+$as_echo_n "checking for $2.$3... " >&6; }
+if { as_var=$4; eval "test \"\${$as_var+set}\" = set"; }; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $5
 int
-main (void)
+main ()
 {
 static $2 ac_aggr;
 if (ac_aggr.$3)
@@ -2403,15 +2424,14 @@ return 0;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   eval "$4=yes"
-else $as_nop
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $5
 int
-main (void)
+main ()
 {
 static $2 ac_aggr;
 if (sizeof ac_aggr.$3)
@@ -2420,50 +2440,29 @@ return 0;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   eval "$4=yes"
-else $as_nop
+else
   eval "$4=no"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 eval ac_res=\$$4
-	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-printf "%s\n" "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_member
-ac_configure_args_raw=
-for ac_arg
-do
-  case $ac_arg in
-  *\'*)
-    ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
-  esac
-  as_fn_append ac_configure_args_raw " '$ac_arg'"
-done
-
-case $ac_configure_args_raw in
-  *$as_nl*)
-    ac_safe_unquote= ;;
-  *)
-    ac_unsafe_z='|&;<>()$`\\"*?[ ''	' # This string ends in space, tab.
-    ac_unsafe_a="$ac_unsafe_z#~"
-    ac_safe_unquote="s/ '\\([^$ac_unsafe_a][^$ac_unsafe_z]*\\)'/ \\1/g"
-    ac_configure_args_raw=`      printf "%s\n" "$ac_configure_args_raw" | sed "$ac_safe_unquote"`;;
-esac
-
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by pcap $as_me 1.11.0-PRE-GIT, which was
-generated by GNU Autoconf 2.71.  Invocation command line was
+generated by GNU Autoconf 2.64.  Invocation command line was
 
-  $ $0$ac_configure_args_raw
+  $ $0 $@
 
 _ACEOF
 exec 5>>config.log
@@ -2496,12 +2495,8 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
-    printf "%s\n" "PATH: $as_dir"
+  test -z "$as_dir" && as_dir=.
+    $as_echo "PATH: $as_dir"
   done
 IFS=$as_save_IFS
 
@@ -2536,7 +2531,7 @@ do
     | -silent | --silent | --silen | --sile | --sil)
       continue ;;
     *\'*)
-      ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     case $ac_pass in
     1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
@@ -2571,15 +2566,15 @@ done
 # WARNING: Use '\'' to represent an apostrophe within the trap.
 # WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
 trap 'exit_status=$?
-  # Sanitize IFS.
-  IFS=" ""	$as_nl"
   # Save into config.log some information that might help in debugging.
   {
     echo
 
-    printf "%s\n" "## ---------------- ##
+    cat <<\_ASBOX
+## ---------------- ##
 ## Cache variables. ##
-## ---------------- ##"
+## ---------------- ##
+_ASBOX
     echo
     # The following way of writing the cache mishandles newlines in values,
 (
@@ -2588,8 +2583,8 @@ trap 'exit_status=$?
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -2613,47 +2608,53 @@ printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;}
 )
     echo
 
-    printf "%s\n" "## ----------------- ##
+    cat <<\_ASBOX
+## ----------------- ##
 ## Output variables. ##
-## ----------------- ##"
+## ----------------- ##
+_ASBOX
     echo
     for ac_var in $ac_subst_vars
     do
       eval ac_val=\$$ac_var
       case $ac_val in
-      *\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
       esac
-      printf "%s\n" "$ac_var='\''$ac_val'\''"
+      $as_echo "$ac_var='\''$ac_val'\''"
     done | sort
     echo
 
     if test -n "$ac_subst_files"; then
-      printf "%s\n" "## ------------------- ##
+      cat <<\_ASBOX
+## ------------------- ##
 ## File substitutions. ##
-## ------------------- ##"
+## ------------------- ##
+_ASBOX
       echo
       for ac_var in $ac_subst_files
       do
 	eval ac_val=\$$ac_var
 	case $ac_val in
-	*\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
 	esac
-	printf "%s\n" "$ac_var='\''$ac_val'\''"
+	$as_echo "$ac_var='\''$ac_val'\''"
       done | sort
       echo
     fi
 
     if test -s confdefs.h; then
-      printf "%s\n" "## ----------- ##
+      cat <<\_ASBOX
+## ----------- ##
 ## confdefs.h. ##
-## ----------- ##"
+## ----------- ##
+_ASBOX
       echo
       cat confdefs.h
       echo
     fi
     test "$ac_signal" != 0 &&
-      printf "%s\n" "$as_me: caught signal $ac_signal"
-    printf "%s\n" "$as_me: exit $exit_status"
+      $as_echo "$as_me: caught signal $ac_signal"
+    $as_echo "$as_me: exit $exit_status"
   } >&5
   rm -f core *.core core.conftest.* &&
     rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
@@ -2667,701 +2668,76 @@ ac_signal=0
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 rm -f -r conftest* confdefs.h
 
-printf "%s\n" "/* confdefs.h */" > confdefs.h
+$as_echo "/* confdefs.h */" > confdefs.h
 
 # Predefined preprocessor variables.
 
-printf "%s\n" "#define PACKAGE_NAME \"$PACKAGE_NAME\"" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_NAME "$PACKAGE_NAME"
+_ACEOF
 
-printf "%s\n" "#define PACKAGE_TARNAME \"$PACKAGE_TARNAME\"" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_TARNAME "$PACKAGE_TARNAME"
+_ACEOF
 
-printf "%s\n" "#define PACKAGE_VERSION \"$PACKAGE_VERSION\"" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_VERSION "$PACKAGE_VERSION"
+_ACEOF
 
-printf "%s\n" "#define PACKAGE_STRING \"$PACKAGE_STRING\"" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_STRING "$PACKAGE_STRING"
+_ACEOF
 
-printf "%s\n" "#define PACKAGE_BUGREPORT \"$PACKAGE_BUGREPORT\"" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
+_ACEOF
 
-printf "%s\n" "#define PACKAGE_URL \"$PACKAGE_URL\"" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_URL "$PACKAGE_URL"
+_ACEOF
 
 
 # Let the site file select an alternate cache file if it wants to.
 # Prefer an explicitly selected file to automatically selected ones.
+ac_site_file1=NONE
+ac_site_file2=NONE
 if test -n "$CONFIG_SITE"; then
-  ac_site_files="$CONFIG_SITE"
+  ac_site_file1=$CONFIG_SITE
 elif test "x$prefix" != xNONE; then
-  ac_site_files="$prefix/share/config.site $prefix/etc/config.site"
+  ac_site_file1=$prefix/share/config.site
+  ac_site_file2=$prefix/etc/config.site
 else
-  ac_site_files="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
+  ac_site_file1=$ac_default_prefix/share/config.site
+  ac_site_file2=$ac_default_prefix/etc/config.site
 fi
-
-for ac_site_file in $ac_site_files
+for ac_site_file in "$ac_site_file1" "$ac_site_file2"
 do
-  case $ac_site_file in #(
-  */*) :
-     ;; #(
-  *) :
-    ac_site_file=./$ac_site_file ;;
-esac
-  if test -f "$ac_site_file" && test -r "$ac_site_file"; then
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
-printf "%s\n" "$as_me: loading site script $ac_site_file" >&6;}
+  test "x$ac_site_file" = xNONE && continue
+  if test -r "$ac_site_file"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
+$as_echo "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
-    . "$ac_site_file" \
-      || { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "failed to load site script $ac_site_file
-See \`config.log' for more details" "$LINENO" 5; }
+    . "$ac_site_file"
   fi
 done
 
 if test -r "$cache_file"; then
-  # Some versions of bash will fail to source /dev/null (special files
-  # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
-  if test /dev/null != "$cache_file" && test -f "$cache_file"; then
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
-printf "%s\n" "$as_me: loading cache $cache_file" >&6;}
+  # Some versions of bash will fail to source /dev/null (special
+  # files actually), so we avoid doing that.
+  if test -f "$cache_file"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
+$as_echo "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . "$cache_file";;
       *)                      . "./$cache_file";;
     esac
   fi
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
-printf "%s\n" "$as_me: creating cache $cache_file" >&6;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
+$as_echo "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
-# Test code for whether the C compiler supports C89 (global declarations)
-ac_c_conftest_c89_globals='
-/* Does the compiler advertise C89 conformance?
-   Do not test the value of __STDC__, because some compilers set it to 0
-   while being otherwise adequately conformant. */
-#if !defined __STDC__
-# error "Compiler does not advertise C89 conformance"
-#endif
-
-#include <stddef.h>
-#include <stdarg.h>
-struct stat;
-/* Most of the following tests are stolen from RCS 5.7 src/conf.sh.  */
-struct buf { int x; };
-struct buf * (*rcsopen) (struct buf *, struct stat *, int);
-static char *e (p, i)
-     char **p;
-     int i;
-{
-  return p[i];
-}
-static char *f (char * (*g) (char **, int), char **p, ...)
-{
-  char *s;
-  va_list v;
-  va_start (v,p);
-  s = g (p, va_arg (v,int));
-  va_end (v);
-  return s;
-}
-
-/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
-   function prototypes and stuff, but not \xHH hex character constants.
-   These do not provoke an error unfortunately, instead are silently treated
-   as an "x".  The following induces an error, until -std is added to get
-   proper ANSI mode.  Curiously \x00 != x always comes out true, for an
-   array size at least.  It is necessary to write \x00 == 0 to get something
-   that is true only with -std.  */
-int osf4_cc_array ['\''\x00'\'' == 0 ? 1 : -1];
-
-/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
-   inside strings and character constants.  */
-#define FOO(x) '\''x'\''
-int xlc6_cc_array[FOO(a) == '\''x'\'' ? 1 : -1];
-
-int test (int i, double x);
-struct s1 {int (*f) (int a);};
-struct s2 {int (*f) (double a);};
-int pairnames (int, char **, int *(*)(struct buf *, struct stat *, int),
-               int, int);'
-
-# Test code for whether the C compiler supports C89 (body of main).
-ac_c_conftest_c89_main='
-ok |= (argc == 0 || f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]);
-'
-
-# Test code for whether the C compiler supports C99 (global declarations)
-ac_c_conftest_c99_globals='
-// Does the compiler advertise C99 conformance?
-#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 199901L
-# error "Compiler does not advertise C99 conformance"
-#endif
-
-#include <stdbool.h>
-extern int puts (const char *);
-extern int printf (const char *, ...);
-extern int dprintf (int, const char *, ...);
-extern void *malloc (size_t);
-
-// Check varargs macros.  These examples are taken from C99 6.10.3.5.
-// dprintf is used instead of fprintf to avoid needing to declare
-// FILE and stderr.
-#define debug(...) dprintf (2, __VA_ARGS__)
-#define showlist(...) puts (#__VA_ARGS__)
-#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
-static void
-test_varargs_macros (void)
-{
-  int x = 1234;
-  int y = 5678;
-  debug ("Flag");
-  debug ("X = %d\n", x);
-  showlist (The first, second, and third items.);
-  report (x>y, "x is %d but y is %d", x, y);
-}
-
-// Check long long types.
-#define BIG64 18446744073709551615ull
-#define BIG32 4294967295ul
-#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0)
-#if !BIG_OK
-  #error "your preprocessor is broken"
-#endif
-#if BIG_OK
-#else
-  #error "your preprocessor is broken"
-#endif
-static long long int bignum = -9223372036854775807LL;
-static unsigned long long int ubignum = BIG64;
-
-struct incomplete_array
-{
-  int datasize;
-  double data[];
-};
-
-struct named_init {
-  int number;
-  const wchar_t *name;
-  double average;
-};
-
-typedef const char *ccp;
-
-static inline int
-test_restrict (ccp restrict text)
-{
-  // See if C++-style comments work.
-  // Iterate through items via the restricted pointer.
-  // Also check for declarations in for loops.
-  for (unsigned int i = 0; *(text+i) != '\''\0'\''; ++i)
-    continue;
-  return 0;
-}
-
-// Check varargs and va_copy.
-static bool
-test_varargs (const char *format, ...)
-{
-  va_list args;
-  va_start (args, format);
-  va_list args_copy;
-  va_copy (args_copy, args);
-
-  const char *str = "";
-  int number = 0;
-  float fnumber = 0;
-
-  while (*format)
-    {
-      switch (*format++)
-	{
-	case '\''s'\'': // string
-	  str = va_arg (args_copy, const char *);
-	  break;
-	case '\''d'\'': // int
-	  number = va_arg (args_copy, int);
-	  break;
-	case '\''f'\'': // float
-	  fnumber = va_arg (args_copy, double);
-	  break;
-	default:
-	  break;
-	}
-    }
-  va_end (args_copy);
-  va_end (args);
-
-  return *str && number && fnumber;
-}
-'
-
-# Test code for whether the C compiler supports C99 (body of main).
-ac_c_conftest_c99_main='
-  // Check bool.
-  _Bool success = false;
-  success |= (argc != 0);
-
-  // Check restrict.
-  if (test_restrict ("String literal") == 0)
-    success = true;
-  char *restrict newvar = "Another string";
-
-  // Check varargs.
-  success &= test_varargs ("s, d'\'' f .", "string", 65, 34.234);
-  test_varargs_macros ();
-
-  // Check flexible array members.
-  struct incomplete_array *ia =
-    malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
-  ia->datasize = 10;
-  for (int i = 0; i < ia->datasize; ++i)
-    ia->data[i] = i * 1.234;
-
-  // Check named initializers.
-  struct named_init ni = {
-    .number = 34,
-    .name = L"Test wide string",
-    .average = 543.34343,
-  };
-
-  ni.number = 58;
-
-  int dynamic_array[ni.number];
-  dynamic_array[0] = argv[0][0];
-  dynamic_array[ni.number - 1] = 543;
-
-  // work around unused variable warnings
-  ok |= (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == '\''x'\''
-	 || dynamic_array[ni.number - 1] != 543);
-'
-
-# Test code for whether the C compiler supports C11 (global declarations)
-ac_c_conftest_c11_globals='
-// Does the compiler advertise C11 conformance?
-#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L
-# error "Compiler does not advertise C11 conformance"
-#endif
-
-// Check _Alignas.
-char _Alignas (double) aligned_as_double;
-char _Alignas (0) no_special_alignment;
-extern char aligned_as_int;
-char _Alignas (0) _Alignas (int) aligned_as_int;
-
-// Check _Alignof.
-enum
-{
-  int_alignment = _Alignof (int),
-  int_array_alignment = _Alignof (int[100]),
-  char_alignment = _Alignof (char)
-};
-_Static_assert (0 < -_Alignof (int), "_Alignof is signed");
-
-// Check _Noreturn.
-int _Noreturn does_not_return (void) { for (;;) continue; }
-
-// Check _Static_assert.
-struct test_static_assert
-{
-  int x;
-  _Static_assert (sizeof (int) <= sizeof (long int),
-                  "_Static_assert does not work in struct");
-  long int y;
-};
-
-// Check UTF-8 literals.
-#define u8 syntax error!
-char const utf8_literal[] = u8"happens to be ASCII" "another string";
-
-// Check duplicate typedefs.
-typedef long *long_ptr;
-typedef long int *long_ptr;
-typedef long_ptr long_ptr;
-
-// Anonymous structures and unions -- taken from C11 6.7.2.1 Example 1.
-struct anonymous
-{
-  union {
-    struct { int i; int j; };
-    struct { int k; long int l; } w;
-  };
-  int m;
-} v1;
-'
-
-# Test code for whether the C compiler supports C11 (body of main).
-ac_c_conftest_c11_main='
-  _Static_assert ((offsetof (struct anonymous, i)
-		   == offsetof (struct anonymous, w.k)),
-		  "Anonymous union alignment botch");
-  v1.i = 2;
-  v1.w.k = 5;
-  ok |= v1.i != 5;
-'
-
-# Test code for whether the C compiler supports C11 (complete).
-ac_c_conftest_c11_program="${ac_c_conftest_c89_globals}
-${ac_c_conftest_c99_globals}
-${ac_c_conftest_c11_globals}
-
-int
-main (int argc, char **argv)
-{
-  int ok = 0;
-  ${ac_c_conftest_c89_main}
-  ${ac_c_conftest_c99_main}
-  ${ac_c_conftest_c11_main}
-  return ok;
-}
-"
-
-# Test code for whether the C compiler supports C99 (complete).
-ac_c_conftest_c99_program="${ac_c_conftest_c89_globals}
-${ac_c_conftest_c99_globals}
-
-int
-main (int argc, char **argv)
-{
-  int ok = 0;
-  ${ac_c_conftest_c89_main}
-  ${ac_c_conftest_c99_main}
-  return ok;
-}
-"
-
-# Test code for whether the C compiler supports C89 (complete).
-ac_c_conftest_c89_program="${ac_c_conftest_c89_globals}
-
-int
-main (int argc, char **argv)
-{
-  int ok = 0;
-  ${ac_c_conftest_c89_main}
-  return ok;
-}
-"
-
-as_fn_append ac_header_c_list " stdio.h stdio_h HAVE_STDIO_H"
-as_fn_append ac_header_c_list " stdlib.h stdlib_h HAVE_STDLIB_H"
-as_fn_append ac_header_c_list " string.h string_h HAVE_STRING_H"
-as_fn_append ac_header_c_list " inttypes.h inttypes_h HAVE_INTTYPES_H"
-as_fn_append ac_header_c_list " stdint.h stdint_h HAVE_STDINT_H"
-as_fn_append ac_header_c_list " strings.h strings_h HAVE_STRINGS_H"
-as_fn_append ac_header_c_list " sys/stat.h sys_stat_h HAVE_SYS_STAT_H"
-as_fn_append ac_header_c_list " sys/types.h sys_types_h HAVE_SYS_TYPES_H"
-as_fn_append ac_header_c_list " unistd.h unistd_h HAVE_UNISTD_H"
-# Test code for whether the C++ compiler supports C++98 (global declarations)
-ac_cxx_conftest_cxx98_globals='
-// Does the compiler advertise C++98 conformance?
-#if !defined __cplusplus || __cplusplus < 199711L
-# error "Compiler does not advertise C++98 conformance"
-#endif
-
-// These inclusions are to reject old compilers that
-// lack the unsuffixed header files.
-#include <cstdlib>
-#include <exception>
-
-// <cassert> and <cstring> are *not* freestanding headers in C++98.
-extern void assert (int);
-namespace std {
-  extern int strcmp (const char *, const char *);
-}
-
-// Namespaces, exceptions, and templates were all added after "C++ 2.0".
-using std::exception;
-using std::strcmp;
-
-namespace {
-
-void test_exception_syntax()
-{
-  try {
-    throw "test";
-  } catch (const char *s) {
-    // Extra parentheses suppress a warning when building autoconf itself,
-    // due to lint rules shared with more typical C programs.
-    assert (!(strcmp) (s, "test"));
-  }
-}
-
-template <typename T> struct test_template
-{
-  T const val;
-  explicit test_template(T t) : val(t) {}
-  template <typename U> T add(U u) { return static_cast<T>(u) + val; }
-};
-
-} // anonymous namespace
-'
-
-# Test code for whether the C++ compiler supports C++98 (body of main)
-ac_cxx_conftest_cxx98_main='
-  assert (argc);
-  assert (! argv[0]);
-{
-  test_exception_syntax ();
-  test_template<double> tt (2.0);
-  assert (tt.add (4) == 6.0);
-  assert (true && !false);
-}
-'
-
-# Test code for whether the C++ compiler supports C++11 (global declarations)
-ac_cxx_conftest_cxx11_globals='
-// Does the compiler advertise C++ 2011 conformance?
-#if !defined __cplusplus || __cplusplus < 201103L
-# error "Compiler does not advertise C++11 conformance"
-#endif
-
-namespace cxx11test
-{
-  constexpr int get_val() { return 20; }
-
-  struct testinit
-  {
-    int i;
-    double d;
-  };
-
-  class delegate
-  {
-  public:
-    delegate(int n) : n(n) {}
-    delegate(): delegate(2354) {}
-
-    virtual int getval() { return this->n; };
-  protected:
-    int n;
-  };
-
-  class overridden : public delegate
-  {
-  public:
-    overridden(int n): delegate(n) {}
-    virtual int getval() override final { return this->n * 2; }
-  };
-
-  class nocopy
-  {
-  public:
-    nocopy(int i): i(i) {}
-    nocopy() = default;
-    nocopy(const nocopy&) = delete;
-    nocopy & operator=(const nocopy&) = delete;
-  private:
-    int i;
-  };
-
-  // for testing lambda expressions
-  template <typename Ret, typename Fn> Ret eval(Fn f, Ret v)
-  {
-    return f(v);
-  }
-
-  // for testing variadic templates and trailing return types
-  template <typename V> auto sum(V first) -> V
-  {
-    return first;
-  }
-  template <typename V, typename... Args> auto sum(V first, Args... rest) -> V
-  {
-    return first + sum(rest...);
-  }
-}
-'
-
-# Test code for whether the C++ compiler supports C++11 (body of main)
-ac_cxx_conftest_cxx11_main='
-{
-  // Test auto and decltype
-  auto a1 = 6538;
-  auto a2 = 48573953.4;
-  auto a3 = "String literal";
-
-  int total = 0;
-  for (auto i = a3; *i; ++i) { total += *i; }
-
-  decltype(a2) a4 = 34895.034;
-}
-{
-  // Test constexpr
-  short sa[cxx11test::get_val()] = { 0 };
-}
-{
-  // Test initializer lists
-  cxx11test::testinit il = { 4323, 435234.23544 };
-}
-{
-  // Test range-based for
-  int array[] = {9, 7, 13, 15, 4, 18, 12, 10, 5, 3,
-                 14, 19, 17, 8, 6, 20, 16, 2, 11, 1};
-  for (auto &x : array) { x += 23; }
-}
-{
-  // Test lambda expressions
-  using cxx11test::eval;
-  assert (eval ([](int x) { return x*2; }, 21) == 42);
-  double d = 2.0;
-  assert (eval ([&](double x) { return d += x; }, 3.0) == 5.0);
-  assert (d == 5.0);
-  assert (eval ([=](double x) mutable { return d += x; }, 4.0) == 9.0);
-  assert (d == 5.0);
-}
-{
-  // Test use of variadic templates
-  using cxx11test::sum;
-  auto a = sum(1);
-  auto b = sum(1, 2);
-  auto c = sum(1.0, 2.0, 3.0);
-}
-{
-  // Test constructor delegation
-  cxx11test::delegate d1;
-  cxx11test::delegate d2();
-  cxx11test::delegate d3(45);
-}
-{
-  // Test override and final
-  cxx11test::overridden o1(55464);
-}
-{
-  // Test nullptr
-  char *c = nullptr;
-}
-{
-  // Test template brackets
-  test_template<::test_template<int>> v(test_template<int>(12));
-}
-{
-  // Unicode literals
-  char const *utf8 = u8"UTF-8 string \u2500";
-  char16_t const *utf16 = u"UTF-8 string \u2500";
-  char32_t const *utf32 = U"UTF-32 string \u2500";
-}
-'
-
-# Test code for whether the C compiler supports C++11 (complete).
-ac_cxx_conftest_cxx11_program="${ac_cxx_conftest_cxx98_globals}
-${ac_cxx_conftest_cxx11_globals}
-
-int
-main (int argc, char **argv)
-{
-  int ok = 0;
-  ${ac_cxx_conftest_cxx98_main}
-  ${ac_cxx_conftest_cxx11_main}
-  return ok;
-}
-"
-
-# Test code for whether the C compiler supports C++98 (complete).
-ac_cxx_conftest_cxx98_program="${ac_cxx_conftest_cxx98_globals}
-int
-main (int argc, char **argv)
-{
-  int ok = 0;
-  ${ac_cxx_conftest_cxx98_main}
-  return ok;
-}
-"
-
-
-# Auxiliary files required by this configure script.
-ac_aux_files="install-sh config.guess config.sub"
-
-# Locations in which to look for auxiliary files.
-ac_aux_dir_candidates="${srcdir}${PATH_SEPARATOR}${srcdir}/..${PATH_SEPARATOR}${srcdir}/../.."
-
-# Search for a directory containing all of the required auxiliary files,
-# $ac_aux_files, from the $PATH-style list $ac_aux_dir_candidates.
-# If we don't find one directory that contains all the files we need,
-# we report the set of missing files from the *first* directory in
-# $ac_aux_dir_candidates and give up.
-ac_missing_aux_files=""
-ac_first_candidate=:
-printf "%s\n" "$as_me:${as_lineno-$LINENO}: looking for aux files: $ac_aux_files" >&5
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-as_found=false
-for as_dir in $ac_aux_dir_candidates
-do
-  IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
-  as_found=:
-
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}:  trying $as_dir" >&5
-  ac_aux_dir_found=yes
-  ac_install_sh=
-  for ac_aux in $ac_aux_files
-  do
-    # As a special case, if "install-sh" is required, that requirement
-    # can be satisfied by any of "install-sh", "install.sh", or "shtool",
-    # and $ac_install_sh is set appropriately for whichever one is found.
-    if test x"$ac_aux" = x"install-sh"
-    then
-      if test -f "${as_dir}install-sh"; then
-        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install-sh found" >&5
-        ac_install_sh="${as_dir}install-sh -c"
-      elif test -f "${as_dir}install.sh"; then
-        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install.sh found" >&5
-        ac_install_sh="${as_dir}install.sh -c"
-      elif test -f "${as_dir}shtool"; then
-        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}shtool found" >&5
-        ac_install_sh="${as_dir}shtool install -c"
-      else
-        ac_aux_dir_found=no
-        if $ac_first_candidate; then
-          ac_missing_aux_files="${ac_missing_aux_files} install-sh"
-        else
-          break
-        fi
-      fi
-    else
-      if test -f "${as_dir}${ac_aux}"; then
-        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}${ac_aux} found" >&5
-      else
-        ac_aux_dir_found=no
-        if $ac_first_candidate; then
-          ac_missing_aux_files="${ac_missing_aux_files} ${ac_aux}"
-        else
-          break
-        fi
-      fi
-    fi
-  done
-  if test "$ac_aux_dir_found" = yes; then
-    ac_aux_dir="$as_dir"
-    break
-  fi
-  ac_first_candidate=false
-
-  as_found=false
-done
-IFS=$as_save_IFS
-if $as_found
-then :
-
-else $as_nop
-  as_fn_error $? "cannot find required auxiliary files:$ac_missing_aux_files" "$LINENO" 5
-fi
-
-
-# These three variables are undocumented and unsupported,
-# and are intended to be withdrawn in a future Autoconf release.
-# They can cause serious problems if a builder's source tree is in a directory
-# whose full name contains unusual characters.
-if test -f "${ac_aux_dir}config.guess"; then
-  ac_config_guess="$SHELL ${ac_aux_dir}config.guess"
-fi
-if test -f "${ac_aux_dir}config.sub"; then
-  ac_config_sub="$SHELL ${ac_aux_dir}config.sub"
-fi
-if test -f "$ac_aux_dir/configure"; then
-  ac_configure="$SHELL ${ac_aux_dir}configure"
-fi
-
 # Check that the precious variables saved in the cache have kept the same
 # value.
 ac_cache_corrupted=false
@@ -3372,12 +2748,12 @@ for ac_var in $ac_precious_vars; do
   eval ac_new_val=\$ac_env_${ac_var}_value
   case $ac_old_set,$ac_new_set in
     set,)
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
-printf "%s\n" "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
-printf "%s\n" "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
+$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
@@ -3386,24 +2762,24 @@ printf "%s\n" "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
 	ac_old_val_w=`echo x $ac_old_val`
 	ac_new_val_w=`echo x $ac_new_val`
 	if test "$ac_old_val_w" != "$ac_new_val_w"; then
-	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
-printf "%s\n" "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
+$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
 	  ac_cache_corrupted=:
 	else
-	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
-printf "%s\n" "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
+$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
 	  eval $ac_var=\$ac_old_val
 	fi
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
-printf "%s\n" "$as_me:   former value:  \`$ac_old_val'" >&2;}
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
-printf "%s\n" "$as_me:   current value: \`$ac_new_val'" >&2;}
+	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
+$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
+	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
+$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
       fi;;
   esac
   # Pass precious variables to config.status.
   if test "$ac_new_set" = set; then
     case $ac_new_val in
-    *\'*) ac_arg=$ac_var=`printf "%s\n" "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
     *) ac_arg=$ac_var=$ac_new_val ;;
     esac
     case " $ac_configure_args " in
@@ -3413,12 +2789,11 @@ printf "%s\n" "$as_me:   current value: \`$ac_new_val'" >&2;}
   fi
 done
 if $ac_cache_corrupted; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
-printf "%s\n" "$as_me: error: changes in the environment can compromise the build" >&2;}
-  as_fn_error $? "run \`${MAKE-make} distclean' and/or \`rm $cache_file'
-	    and start over" "$LINENO" 5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
+$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
+  as_fn_error "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
 fi
 ## -------------------- ##
 ## Main body of script. ##
@@ -3515,33 +2890,52 @@ LIBS_PRIVATE=""
 
 
 
+ac_aux_dir=
+for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
+  for ac_t in install-sh install.sh shtool; do
+    if test -f "$ac_dir/$ac_t"; then
+      ac_aux_dir=$ac_dir
+      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      break 2
+    fi
+  done
+done
+if test -z "$ac_aux_dir"; then
+  as_fn_error "cannot find install-sh, install.sh, or shtool in \"$srcdir\" \"$srcdir/..\" \"$srcdir/../..\"" "$LINENO" 5
+fi
 
+# These three variables are undocumented and unsupported,
+# and are intended to be withdrawn in a future Autoconf release.
+# They can cause serious problems if a builder's source tree is in a directory
+# whose full name contains unusual characters.
+ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
+ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
+ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 
 
-  # Make sure we can run config.sub.
-$SHELL "${ac_aux_dir}config.sub" sun4 >/dev/null 2>&1 ||
-  as_fn_error $? "cannot run $SHELL ${ac_aux_dir}config.sub" "$LINENO" 5
+# Make sure we can run config.sub.
+$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
+  as_fn_error "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
-printf %s "checking build system type... " >&6; }
-if test ${ac_cv_build+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
+$as_echo_n "checking build system type... " >&6; }
+if test "${ac_cv_build+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_build_alias=$build_alias
 test "x$ac_build_alias" = x &&
-  ac_build_alias=`$SHELL "${ac_aux_dir}config.guess"`
+  ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
 test "x$ac_build_alias" = x &&
-  as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
-ac_cv_build=`$SHELL "${ac_aux_dir}config.sub" $ac_build_alias` ||
-  as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $ac_build_alias failed" "$LINENO" 5
+  as_fn_error "cannot guess build type; you must specify one" "$LINENO" 5
+ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
+  as_fn_error "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
-printf "%s\n" "$ac_cv_build" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
+$as_echo "$ac_cv_build" >&6; }
 case $ac_cv_build in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
+*) as_fn_error "invalid value of canonical build" "$LINENO" 5;;
 esac
 build=$ac_cv_build
 ac_save_IFS=$IFS; IFS='-'
@@ -3557,25 +2951,24 @@ IFS=$ac_save_IFS
 case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
 
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
-printf %s "checking host system type... " >&6; }
-if test ${ac_cv_host+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
+$as_echo_n "checking host system type... " >&6; }
+if test "${ac_cv_host+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test "x$host_alias" = x; then
   ac_cv_host=$ac_cv_build
 else
-  ac_cv_host=`$SHELL "${ac_aux_dir}config.sub" $host_alias` ||
-    as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $host_alias failed" "$LINENO" 5
+  ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
+    as_fn_error "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
 fi
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
-printf "%s\n" "$ac_cv_host" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
+$as_echo "$ac_cv_host" >&6; }
 case $ac_cv_host in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
+*) as_fn_error "invalid value of canonical host" "$LINENO" 5;;
 esac
 host=$ac_cv_host
 ac_save_IFS=$IFS; IFS='-'
@@ -3591,25 +2984,24 @@ IFS=$ac_save_IFS
 case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
 
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
-printf %s "checking target system type... " >&6; }
-if test ${ac_cv_target+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
+$as_echo_n "checking target system type... " >&6; }
+if test "${ac_cv_target+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test "x$target_alias" = x; then
   ac_cv_target=$ac_cv_host
 else
-  ac_cv_target=`$SHELL "${ac_aux_dir}config.sub" $target_alias` ||
-    as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $target_alias failed" "$LINENO" 5
+  ac_cv_target=`$SHELL "$ac_aux_dir/config.sub" $target_alias` ||
+    as_fn_error "$SHELL $ac_aux_dir/config.sub $target_alias failed" "$LINENO" 5
 fi
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5
-printf "%s\n" "$ac_cv_target" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5
+$as_echo "$ac_cv_target" >&6; }
 case $ac_cv_target in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical target" "$LINENO" 5;;
+*) as_fn_error "invalid value of canonical target" "$LINENO" 5;;
 esac
 target=$ac_cv_target
 ac_save_IFS=$IFS; IFS='-'
@@ -3640,8 +3032,7 @@ test -n "$target_alias" &&
 
 
 # Check whether --with-gcc was given.
-if test ${with_gcc+y}
-then :
+if test "${with_gcc+set}" = set; then :
   withval=$with_gcc;
 fi
 
@@ -3658,12 +3049,11 @@ fi
 	    bsdi*)
 		    # Extract the first word of "shlicc2", so it can be a program name with args.
 set dummy shlicc2; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_SHLICC2+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_SHLICC2+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$SHLICC2"; then
   ac_cv_prog_SHLICC2="$SHLICC2" # Let the user override the test.
 else
@@ -3671,15 +3061,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_SHLICC2="yes"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3691,11 +3077,11 @@ fi
 fi
 SHLICC2=$ac_cv_prog_SHLICC2
 if test -n "$SHLICC2"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $SHLICC2" >&5
-printf "%s\n" "$SHLICC2" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $SHLICC2" >&5
+$as_echo "$SHLICC2" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -3716,15 +3102,6 @@ fi
 # Try to get it, which may involve adding compiler flags;
 # if that fails, give up.
 #
-
-
-
-
-
-
-
-
-
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -3733,12 +3110,11 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_CC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_CC+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -3746,15 +3122,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CC="${ac_tool_prefix}gcc"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3765,11 +3137,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-printf "%s\n" "$CC" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -3778,12 +3150,11 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_ac_ct_CC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
@@ -3791,15 +3162,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_CC="gcc"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3810,11 +3177,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-printf "%s\n" "$ac_ct_CC" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+$as_echo "$ac_ct_CC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
   if test "x$ac_ct_CC" = x; then
@@ -3822,8 +3189,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -3836,12 +3203,11 @@ if test -z "$CC"; then
           if test -n "$ac_tool_prefix"; then
     # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_CC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_CC+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -3849,15 +3215,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CC="${ac_tool_prefix}cc"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3868,11 +3230,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-printf "%s\n" "$CC" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -3881,12 +3243,11 @@ fi
 if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_CC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_CC+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -3895,19 +3256,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
-    if test "$as_dir$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
        continue
      fi
     ac_cv_prog_CC="cc"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3923,18 +3280,18 @@ if test $ac_prog_rejected = yes; then
     # However, it has the same basename, so the bogon will be chosen
     # first if we set CC to just the basename; use the full file name.
     shift
-    ac_cv_prog_CC="$as_dir$ac_word${1+' '}$@"
+    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
   fi
 fi
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-printf "%s\n" "$CC" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -3945,12 +3302,11 @@ if test -z "$CC"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_CC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_CC+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -3958,15 +3314,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3977,11 +3329,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-printf "%s\n" "$CC" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -3994,12 +3346,11 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_ac_ct_CC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
@@ -4007,15 +3358,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4026,11 +3373,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-printf "%s\n" "$ac_ct_CC" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+$as_echo "$ac_ct_CC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -4042,138 +3389,34 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
-ac_tool_warned=yes ;;
-esac
-    CC=$ac_ct_CC
-  fi
-fi
-
-fi
-if test -z "$CC"; then
-  if test -n "$ac_tool_prefix"; then
-  # Extract the first word of "${ac_tool_prefix}clang", so it can be a program name with args.
-set dummy ${ac_tool_prefix}clang; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_CC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$CC"; then
-  ac_cv_prog_CC="$CC" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
-    ac_cv_prog_CC="${ac_tool_prefix}clang"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-  done
-IFS=$as_save_IFS
-
-fi
-fi
-CC=$ac_cv_prog_CC
-if test -n "$CC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-printf "%s\n" "$CC" >&6; }
-else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
-fi
-
-
-fi
-if test -z "$ac_cv_prog_CC"; then
-  ac_ct_CC=$CC
-  # Extract the first word of "clang", so it can be a program name with args.
-set dummy clang; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_ac_ct_CC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  if test -n "$ac_ct_CC"; then
-  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
-    ac_cv_prog_ac_ct_CC="clang"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-  done
-IFS=$as_save_IFS
-
-fi
-fi
-ac_ct_CC=$ac_cv_prog_ac_ct_CC
-if test -n "$ac_ct_CC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-printf "%s\n" "$ac_ct_CC" >&6; }
-else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
-fi
-
-  if test "x$ac_ct_CC" = x; then
-    CC=""
-  else
-    case $cross_compiling:$ac_tool_warned in
-yes:)
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
   fi
-else
-  CC="$ac_cv_prog_CC"
 fi
 
 fi
 
 
-test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5; }
+test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error "no acceptable C compiler found in \$PATH
+See \`config.log' for more details." "$LINENO" 5; }
 
 # Provide some information about the compiler.
-printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
+$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
-for ac_option in --version -v -V -qversion -version; do
+for ac_option in --version -v -V -qversion; do
   { { ac_try="$ac_compiler $ac_option >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -4181,31 +3424,33 @@ printf "%s\n" "$ac_try_echo"; } >&5
 ... rest of stderr output deleted ...
          10q' conftest.err >conftest.er1
     cat conftest.er1 >&5
+    rm -f conftest.er1 conftest.err
   fi
-  rm -f conftest.er1 conftest.err
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
 
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-
+#include <stdio.h>
 int
-main (void)
+main ()
 {
+FILE *f = fopen ("conftest.out", "w");
+ return ferror (f) || fclose (f) != 0;
 
   ;
   return 0;
 }
 _ACEOF
 ac_clean_files_save=$ac_clean_files
-ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
+ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out conftest.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
-printf %s "checking whether the C compiler works... " >&6; }
-ac_link_default=`printf "%s\n" "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
+$as_echo_n "checking for C compiler default output file name... " >&6; }
+ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
 
 # The possible output files:
 ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
@@ -4226,12 +3471,11 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_link_default") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }
-then :
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
   # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
 # So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
 # in a Makefile.  We should not override ac_cv_exeext if it was cached,
@@ -4248,7 +3492,7 @@ do
 	# certainly right.
 	break;;
     *.* )
-	if test ${ac_cv_exeext+y} && test "$ac_cv_exeext" != no;
+	if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
 	then :; else
 	   ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
 	fi
@@ -4264,46 +3508,78 @@ do
 done
 test "$ac_cv_exeext" = no && ac_cv_exeext=
 
-else $as_nop
+else
   ac_file=''
 fi
-if test -z "$ac_file"
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
-printf "%s\n" "$as_me: failed program was:" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
+$as_echo "$ac_file" >&6; }
+if test -z "$ac_file"; then :
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error 77 "C compiler cannot create executables
-See \`config.log' for more details" "$LINENO" 5; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
-printf %s "checking for C compiler default output file name... " >&6; }
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
-printf "%s\n" "$ac_file" >&6; }
+{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "C compiler cannot create executables
+See \`config.log' for more details." "$LINENO" 5; }; }
+fi
 ac_exeext=$ac_cv_exeext
 
-rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
+# Check that the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
+$as_echo_n "checking whether the C compiler works... " >&6; }
+# If not cross compiling, check that we can run a simple program.
+if test "$cross_compiling" != yes; then
+  if { ac_try='./$ac_file'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then
+    cross_compiling=no
+  else
+    if test "$cross_compiling" = maybe; then
+	cross_compiling=yes
+    else
+	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error "cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." "$LINENO" 5; }
+    fi
+  fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out conftest.out
 ac_clean_files=$ac_clean_files_save
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
-printf %s "checking for suffix of executables... " >&6; }
+# Check that the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
+$as_echo_n "checking whether we are cross compiling... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
+$as_echo "$cross_compiling" >&6; }
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
+$as_echo_n "checking for suffix of executables... " >&6; }
 if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }
-then :
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
 # work properly (i.e., refer to `conftest.exe'), while it won't with
@@ -4317,89 +3593,29 @@ for ac_file in conftest.exe conftest conftest.*; do
     * ) break;;
   esac
 done
-else $as_nop
-  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details" "$LINENO" 5; }
+else
+  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error "cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details." "$LINENO" 5; }
 fi
-rm -f conftest conftest$ac_cv_exeext
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
-printf "%s\n" "$ac_cv_exeext" >&6; }
+rm -f conftest$ac_cv_exeext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
+$as_echo "$ac_cv_exeext" >&6; }
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
 ac_exeext=$EXEEXT
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdio.h>
-int
-main (void)
-{
-FILE *f = fopen ("conftest.out", "w");
- return ferror (f) || fclose (f) != 0;
-
-  ;
-  return 0;
-}
-_ACEOF
-ac_clean_files="$ac_clean_files conftest.out"
-# Check that the compiler produces executables we can run.  If not, either
-# the compiler is broken, or we cross compile.
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
-printf %s "checking whether we are cross compiling... " >&6; }
-if test "$cross_compiling" != yes; then
-  { { ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
-  (eval "$ac_link") 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }
-  if { ac_try='./conftest$ac_cv_exeext'
-  { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then
-    cross_compiling=no
-  else
-    if test "$cross_compiling" = maybe; then
-	cross_compiling=yes
-    else
-	{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error 77 "cannot run C compiled programs.
-If you meant to cross compile, use \`--host'.
-See \`config.log' for more details" "$LINENO" 5; }
-    fi
-  fi
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
-printf "%s\n" "$cross_compiling" >&6; }
-
-rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
-ac_clean_files=$ac_clean_files_save
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
-printf %s "checking for suffix of object files... " >&6; }
-if test ${ac_cv_objext+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
+$as_echo_n "checking for suffix of object files... " >&6; }
+if test "${ac_cv_objext+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 
   ;
@@ -4413,12 +3629,11 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }
-then :
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
   for ac_file in conftest.o conftest.obj conftest.*; do
   test -f "$ac_file" || continue;
   case $ac_file in
@@ -4427,32 +3642,31 @@ then :
        break;;
   esac
 done
-else $as_nop
-  printf "%s\n" "$as_me: failed program was:" >&5
+else
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot compute suffix of object files: cannot compile
-See \`config.log' for more details" "$LINENO" 5; }
+{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error "cannot compute suffix of object files: cannot compile
+See \`config.log' for more details." "$LINENO" 5; }
 fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
-printf "%s\n" "$ac_cv_objext" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
+$as_echo "$ac_cv_objext" >&6; }
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C" >&5
-printf %s "checking whether the compiler supports GNU C... " >&6; }
-if test ${ac_cv_c_compiler_gnu+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
+$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
+if test "${ac_cv_c_compiler_gnu+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 #ifndef __GNUC__
        choke me
@@ -4462,33 +3676,29 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_compiler_gnu=yes
-else $as_nop
+else
   ac_compiler_gnu=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
-printf "%s\n" "$ac_cv_c_compiler_gnu" >&6; }
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
+$as_echo "$ac_cv_c_compiler_gnu" >&6; }
 if test $ac_compiler_gnu = yes; then
   GCC=yes
 else
   GCC=
 fi
-ac_test_CFLAGS=${CFLAGS+y}
+ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
-printf %s "checking whether $CC accepts -g... " >&6; }
-if test ${ac_cv_prog_cc_g+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
+$as_echo_n "checking whether $CC accepts -g... " >&6; }
+if test "${ac_cv_prog_cc_g+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_save_c_werror_flag=$ac_c_werror_flag
    ac_c_werror_flag=yes
    ac_cv_prog_cc_g=no
@@ -4497,60 +3707,57 @@ else $as_nop
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_prog_cc_g=yes
-else $as_nop
+else
   CFLAGS=""
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-else $as_nop
+else
   ac_c_werror_flag=$ac_save_c_werror_flag
 	 CFLAGS="-g"
 	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_prog_cc_g=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
    ac_c_werror_flag=$ac_save_c_werror_flag
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
-printf "%s\n" "$ac_cv_prog_cc_g" >&6; }
-if test $ac_test_CFLAGS; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
+$as_echo "$ac_cv_prog_cc_g" >&6; }
+if test "$ac_test_CFLAGS" = set; then
   CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
   if test "$GCC" = yes; then
@@ -4565,144 +3772,419 @@ else
     CFLAGS=
   fi
 fi
-ac_prog_cc_stdc=no
-if test x$ac_prog_cc_stdc = xno
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C11 features" >&5
-printf %s "checking for $CC option to enable C11 features... " >&6; }
-if test ${ac_cv_prog_cc_c11+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_prog_cc_c11=no
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
+$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
+if test "${ac_cv_prog_cc_c89+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_cv_prog_cc_c89=no
 ac_save_CC=$CC
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-$ac_c_conftest_c11_program
+#include <stdarg.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
+struct buf { int x; };
+FILE * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (p, i)
+     char **p;
+     int i;
+{
+  return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+  char *s;
+  va_list v;
+  va_start (v,p);
+  s = g (p, va_arg (v,int));
+  va_end (v);
+  return s;
+}
+
+/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
+   function prototypes and stuff, but not '\xHH' hex character constants.
+   These don't provoke an error unfortunately, instead are silently treated
+   as 'x'.  The following induces an error, until -std is added to get
+   proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
+   array size at least.  It's necessary to write '\x00'==0 to get something
+   that's true only with -std.  */
+int osf4_cc_array ['\x00' == 0 ? 1 : -1];
+
+/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
+   inside strings and character constants.  */
+#define FOO(x) 'x'
+int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
+
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
+int argc;
+char **argv;
+int
+main ()
+{
+return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
+  ;
+  return 0;
+}
 _ACEOF
-for ac_arg in '' -std=gnu11
+for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
+	-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 do
   CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"
-then :
-  ac_cv_prog_cc_c11=$ac_arg
+  if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_prog_cc_c89=$ac_arg
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam
-  test "x$ac_cv_prog_cc_c11" != "xno" && break
+rm -f core conftest.err conftest.$ac_objext
+  test "x$ac_cv_prog_cc_c89" != "xno" && break
 done
 rm -f conftest.$ac_ext
 CC=$ac_save_CC
+
+fi
+# AC_CACHE_VAL
+case "x$ac_cv_prog_cc_c89" in
+  x)
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+$as_echo "none needed" >&6; } ;;
+  xno)
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+$as_echo "unsupported" >&6; } ;;
+  *)
+    CC="$CC $ac_cv_prog_cc_c89"
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
+$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
+esac
+if test "x$ac_cv_prog_cc_c89" != xno; then :
+
 fi
 
-if test "x$ac_cv_prog_cc_c11" = xno
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-printf "%s\n" "unsupported" >&6; }
-else $as_nop
-  if test "x$ac_cv_prog_cc_c11" = x
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-printf "%s\n" "none needed" >&6; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5
-printf "%s\n" "$ac_cv_prog_cc_c11" >&6; }
-     CC="$CC $ac_cv_prog_cc_c11"
-fi
-  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c11
-  ac_prog_cc_stdc=c11
-fi
-fi
-if test x$ac_prog_cc_stdc = xno
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C99 features" >&5
-printf %s "checking for $CC option to enable C99 features... " >&6; }
-if test ${ac_cv_prog_cc_c99+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C99" >&5
+$as_echo_n "checking for $CC option to accept ISO C99... " >&6; }
+if test "${ac_cv_prog_cc_c99+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_cv_prog_cc_c99=no
 ac_save_CC=$CC
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-$ac_c_conftest_c99_program
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <wchar.h>
+#include <stdio.h>
+
+// Check varargs macros.  These examples are taken from C99 6.10.3.5.
+#define debug(...) fprintf (stderr, __VA_ARGS__)
+#define showlist(...) puts (#__VA_ARGS__)
+#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
+static void
+test_varargs_macros (void)
+{
+  int x = 1234;
+  int y = 5678;
+  debug ("Flag");
+  debug ("X = %d\n", x);
+  showlist (The first, second, and third items.);
+  report (x>y, "x is %d but y is %d", x, y);
+}
+
+// Check long long types.
+#define BIG64 18446744073709551615ull
+#define BIG32 4294967295ul
+#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0)
+#if !BIG_OK
+  your preprocessor is broken;
+#endif
+#if BIG_OK
+#else
+  your preprocessor is broken;
+#endif
+static long long int bignum = -9223372036854775807LL;
+static unsigned long long int ubignum = BIG64;
+
+struct incomplete_array
+{
+  int datasize;
+  double data[];
+};
+
+struct named_init {
+  int number;
+  const wchar_t *name;
+  double average;
+};
+
+typedef const char *ccp;
+
+static inline int
+test_restrict (ccp restrict text)
+{
+  // See if C++-style comments work.
+  // Iterate through items via the restricted pointer.
+  // Also check for declarations in for loops.
+  for (unsigned int i = 0; *(text+i) != '\0'; ++i)
+    continue;
+  return 0;
+}
+
+// Check varargs and va_copy.
+static void
+test_varargs (const char *format, ...)
+{
+  va_list args;
+  va_start (args, format);
+  va_list args_copy;
+  va_copy (args_copy, args);
+
+  const char *str;
+  int number;
+  float fnumber;
+
+  while (*format)
+    {
+      switch (*format++)
+	{
+	case 's': // string
+	  str = va_arg (args_copy, const char *);
+	  break;
+	case 'd': // int
+	  number = va_arg (args_copy, int);
+	  break;
+	case 'f': // float
+	  fnumber = va_arg (args_copy, double);
+	  break;
+	default:
+	  break;
+	}
+    }
+  va_end (args_copy);
+  va_end (args);
+}
+
+int
+main ()
+{
+
+  // Check bool.
+  _Bool success = false;
+
+  // Check restrict.
+  if (test_restrict ("String literal") == 0)
+    success = true;
+  char *restrict newvar = "Another string";
+
+  // Check varargs.
+  test_varargs ("s, d' f .", "string", 65, 34.234);
+  test_varargs_macros ();
+
+  // Check flexible array members.
+  struct incomplete_array *ia =
+    malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
+  ia->datasize = 10;
+  for (int i = 0; i < ia->datasize; ++i)
+    ia->data[i] = i * 1.234;
+
+  // Check named initializers.
+  struct named_init ni = {
+    .number = 34,
+    .name = L"Test wide string",
+    .average = 543.34343,
+  };
+
+  ni.number = 58;
+
+  int dynamic_array[ni.number];
+  dynamic_array[ni.number - 1] = 543;
+
+  // work around unused variable warnings
+  return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x'
+	  || dynamic_array[ni.number - 1] != 543);
+
+  ;
+  return 0;
+}
 _ACEOF
-for ac_arg in '' -std=gnu99 -std=c99 -c99 -qlanglvl=extc1x -qlanglvl=extc99 -AC99 -D_STDC_C99=
+for ac_arg in '' -std=gnu99 -std=c99 -c99 -AC99 -xc99=all -qlanglvl=extc99
 do
   CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"
-then :
+  if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_prog_cc_c99=$ac_arg
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam
+rm -f core conftest.err conftest.$ac_objext
   test "x$ac_cv_prog_cc_c99" != "xno" && break
 done
 rm -f conftest.$ac_ext
 CC=$ac_save_CC
+
+fi
+# AC_CACHE_VAL
+case "x$ac_cv_prog_cc_c99" in
+  x)
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+$as_echo "none needed" >&6; } ;;
+  xno)
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+$as_echo "unsupported" >&6; } ;;
+  *)
+    CC="$CC $ac_cv_prog_cc_c99"
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
+$as_echo "$ac_cv_prog_cc_c99" >&6; } ;;
+esac
+if test "x$ac_cv_prog_cc_c99" != xno; then :
+
 fi
 
-if test "x$ac_cv_prog_cc_c99" = xno
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-printf "%s\n" "unsupported" >&6; }
-else $as_nop
-  if test "x$ac_cv_prog_cc_c99" = x
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-printf "%s\n" "none needed" >&6; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
-printf "%s\n" "$ac_cv_prog_cc_c99" >&6; }
-     CC="$CC $ac_cv_prog_cc_c99"
-fi
-  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c99
-  ac_prog_cc_stdc=c99
-fi
-fi
-if test x$ac_prog_cc_stdc = xno
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C89 features" >&5
-printf %s "checking for $CC option to enable C89 features... " >&6; }
-if test ${ac_cv_prog_cc_c89+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_prog_cc_c89=no
-ac_save_CC=$CC
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+
+if test "$ac_cv_prog_cc_c99" = "no"; then
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: The C compiler does not support C99; there may be compiler errors" >&5
+$as_echo "$as_me: WARNING: The C compiler does not support C99; there may be compiler errors" >&2;}
+fi
+
+#
+# Get the size of a void *, to determine whether this is a 32-bit
+# or 64-bit build.
+#
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
+$as_echo_n "checking how to run the C preprocessor... " >&6; }
+# On Suns, sometimes $CPP names a directory.
+if test -n "$CPP" && test -d "$CPP"; then
+  CPP=
+fi
+if test -z "$CPP"; then
+  if test "${ac_cv_prog_CPP+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+      # Double quotes because CPP needs to be expanded
+    for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
+    do
+      ac_preproc_ok=false
+for ac_c_preproc_warn_flag in '' yes
+do
+  # Use a header file that comes with gcc, so configuring glibc
+  # with a fresh cross-compiler works.
+  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+  # <limits.h> exists even on freestanding compilers.
+  # On the NeXT, cc -E runs the code through the compiler's parser,
+  # not just through cpp. "Syntax error" is here to catch this case.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-$ac_c_conftest_c89_program
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+		     Syntax error
 _ACEOF
-for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
-do
-  CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"
-then :
-  ac_cv_prog_cc_c89=$ac_arg
+if ac_fn_c_try_cpp "$LINENO"; then :
+
+else
+  # Broken: fails on valid input.
+continue
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam
-  test "x$ac_cv_prog_cc_c89" != "xno" && break
+rm -f conftest.err conftest.$ac_ext
+
+  # OK, works on sane cases.  Now check whether nonexistent headers
+  # can be detected and how.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <ac_nonexistent.h>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  # Broken: success on invalid input.
+continue
+else
+  # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err conftest.$ac_ext
+
 done
-rm -f conftest.$ac_ext
-CC=$ac_save_CC
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then :
+  break
 fi
 
-if test "x$ac_cv_prog_cc_c89" = xno
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-printf "%s\n" "unsupported" >&6; }
-else $as_nop
-  if test "x$ac_cv_prog_cc_c89" = x
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-printf "%s\n" "none needed" >&6; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
-printf "%s\n" "$ac_cv_prog_cc_c89" >&6; }
-     CC="$CC $ac_cv_prog_cc_c89"
+    done
+    ac_cv_prog_CPP=$CPP
+
 fi
-  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c89
-  ac_prog_cc_stdc=c89
+  CPP=$ac_cv_prog_CPP
+else
+  ac_cv_prog_CPP=$CPP
 fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
+$as_echo "$CPP" >&6; }
+ac_preproc_ok=false
+for ac_c_preproc_warn_flag in '' yes
+do
+  # Use a header file that comes with gcc, so configuring glibc
+  # with a fresh cross-compiler works.
+  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+  # <limits.h> exists even on freestanding compilers.
+  # On the NeXT, cc -E runs the code through the compiler's parser,
+  # not just through cpp. "Syntax error" is here to catch this case.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+		     Syntax error
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+
+else
+  # Broken: fails on valid input.
+continue
+fi
+rm -f conftest.err conftest.$ac_ext
+
+  # OK, works on sane cases.  Now check whether nonexistent headers
+  # can be detected and how.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <ac_nonexistent.h>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  # Broken: success on invalid input.
+continue
+else
+  # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err conftest.$ac_ext
+
+done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then :
+
+else
+  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error "C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details." "$LINENO" 5; }
 fi
 
 ac_ext=c
@@ -4712,76 +4194,298 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-if test "$ac_cv_prog_cc_c99" = "no"; then
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: The C compiler does not support C99; there may be compiler errors" >&5
-printf "%s\n" "$as_me: WARNING: The C compiler does not support C99; there may be compiler errors" >&2;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
+$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
+if test "${ac_cv_path_GREP+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -z "$GREP"; then
+  ac_path_GREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in grep ggrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
+# Check for GNU ac_path_GREP and select it if it is found.
+  # Check for GNU $ac_path_GREP
+case `"$ac_path_GREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'GREP' >> "conftest.nl"
+    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_GREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_GREP="$ac_path_GREP"
+      ac_path_GREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_GREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_GREP"; then
+    as_fn_error "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_GREP=$GREP
 fi
 
-#
-# Get the size of a void *, to determine whether this is a 32-bit
-# or 64-bit build.
-#
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
+$as_echo "$ac_cv_path_GREP" >&6; }
+ GREP="$ac_cv_path_GREP"
+
 
-ac_header= ac_cache=
-for ac_item in $ac_header_c_list
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
+$as_echo_n "checking for egrep... " >&6; }
+if test "${ac_cv_path_EGREP+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$GREP -E"
+   else
+     if test -z "$EGREP"; then
+  ac_path_EGREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
 do
-  if test $ac_cache; then
-    ac_fn_c_check_header_compile "$LINENO" $ac_header ac_cv_header_$ac_cache "$ac_includes_default"
-    if eval test \"x\$ac_cv_header_$ac_cache\" = xyes; then
-      printf "%s\n" "#define $ac_item 1" >> confdefs.h
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in egrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
+# Check for GNU ac_path_EGREP and select it if it is found.
+  # Check for GNU $ac_path_EGREP
+case `"$ac_path_EGREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'EGREP' >> "conftest.nl"
+    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_EGREP="$ac_path_EGREP"
+      ac_path_EGREP_max=$ac_count
     fi
-    ac_header= ac_cache=
-  elif test $ac_header; then
-    ac_cache=$ac_item
-  else
-    ac_header=$ac_item
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_EGREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_EGREP"; then
+    as_fn_error "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
   fi
-done
+else
+  ac_cv_path_EGREP=$EGREP
+fi
 
+   fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
+$as_echo "$ac_cv_path_EGREP" >&6; }
+ EGREP="$ac_cv_path_EGREP"
 
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
+$as_echo_n "checking for ANSI C header files... " >&6; }
+if test "${ac_cv_header_stdc+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <float.h>
 
+int
+main ()
+{
 
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_header_stdc=yes
+else
+  ac_cv_header_stdc=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
+if test $ac_cv_header_stdc = yes; then
+  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <string.h>
 
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "memchr" >/dev/null 2>&1; then :
 
-if test $ac_cv_header_stdlib_h = yes && test $ac_cv_header_string_h = yes
-then :
+else
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdlib.h>
 
-printf "%s\n" "#define STDC_HEADERS 1" >>confdefs.h
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "free" >/dev/null 2>&1; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
 
 fi
+
+if test $ac_cv_header_stdc = yes; then
+  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
+  if test "$cross_compiling" = yes; then :
+  :
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <ctype.h>
+#include <stdlib.h>
+#if ((' ' & 0x0FF) == 0x020)
+# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
+# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
+#else
+# define ISLOWER(c) \
+		   (('a' <= (c) && (c) <= 'i') \
+		     || ('j' <= (c) && (c) <= 'r') \
+		     || ('s' <= (c) && (c) <= 'z'))
+# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
+#endif
+
+#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+int
+main ()
+{
+  int i;
+  for (i = 0; i < 256; i++)
+    if (XOR (islower (i), ISLOWER (i))
+	|| toupper (i) != TOUPPER (i))
+      return 2;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
+$as_echo "$ac_cv_header_stdc" >&6; }
+if test $ac_cv_header_stdc = yes; then
+
+$as_echo "#define STDC_HEADERS 1" >>confdefs.h
+
+fi
+
+# On IRIX 5.3, sys/types and inttypes.h are conflicting.
+for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
+		  inttypes.h stdint.h unistd.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
+"
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+
 # The cast to long int works around a bug in the HP C Compiler
 # version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
 # declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
 # This bug is HP SR number 8606223364.
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking size of void *" >&5
-printf %s "checking size of void *... " >&6; }
-if test ${ac_cv_sizeof_void_p+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (void *))" "ac_cv_sizeof_void_p"        "$ac_includes_default"
-then :
-
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of void *" >&5
+$as_echo_n "checking size of void *... " >&6; }
+if test "${ac_cv_sizeof_void_p+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (void *))" "ac_cv_sizeof_void_p"        "$ac_includes_default"; then :
+
+else
   if test "$ac_cv_type_void_p" = yes; then
-     { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error 77 "cannot compute sizeof (void *)
-See \`config.log' for more details" "$LINENO" 5; }
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (void *)
+See \`config.log' for more details." "$LINENO" 5; }; }
    else
      ac_cv_sizeof_void_p=0
    fi
 fi
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_void_p" >&5
-printf "%s\n" "$ac_cv_sizeof_void_p" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_void_p" >&5
+$as_echo "$ac_cv_sizeof_void_p" >&6; }
 
 
 
-printf "%s\n" "#define SIZEOF_VOID_P $ac_cv_sizeof_void_p" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_VOID_P $ac_cv_sizeof_void_p
+_ACEOF
 
 
 ac_lbl_c_sizeof_void_p="$ac_cv_sizeof_void_p"
@@ -4792,13 +4496,7 @@ ac_lbl_c_sizeof_void_p="$ac_cv_sizeof_void_p"
 #
 case "$host_os" in
 haiku*)
-
-
-
-
-
-
-ac_ext=cpp
+	ac_ext=cpp
 ac_cpp='$CXXCPP $CPPFLAGS'
 ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
@@ -4808,16 +4506,15 @@ if test -z "$CXX"; then
     CXX=$CCC
   else
     if test -n "$ac_tool_prefix"; then
-  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC clang++
+  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_CXX+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_CXX+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$CXX"; then
   ac_cv_prog_CXX="$CXX" # Let the user override the test.
 else
@@ -4825,15 +4522,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4844,11 +4537,11 @@ fi
 fi
 CXX=$ac_cv_prog_CXX
 if test -n "$CXX"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CXX" >&5
-printf "%s\n" "$CXX" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CXX" >&5
+$as_echo "$CXX" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -4857,16 +4550,15 @@ fi
 fi
 if test -z "$CXX"; then
   ac_ct_CXX=$CXX
-  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC clang++
+  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_ac_ct_CXX+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_ac_ct_CXX+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$ac_ct_CXX"; then
   ac_cv_prog_ac_ct_CXX="$ac_ct_CXX" # Let the user override the test.
 else
@@ -4874,15 +4566,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_CXX="$ac_prog"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4893,11 +4581,11 @@ fi
 fi
 ac_ct_CXX=$ac_cv_prog_ac_ct_CXX
 if test -n "$ac_ct_CXX"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CXX" >&5
-printf "%s\n" "$ac_ct_CXX" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CXX" >&5
+$as_echo "$ac_ct_CXX" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -4909,8 +4597,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CXX=$ac_ct_CXX
@@ -4920,7 +4608,7 @@ fi
   fi
 fi
 # Provide some information about the compiler.
-printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C++ compiler version" >&5
+$as_echo "$as_me:${as_lineno-$LINENO}: checking for C++ compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
 for ac_option in --version -v -V -qversion; do
@@ -4930,7 +4618,7 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -4938,23 +4626,22 @@ printf "%s\n" "$ac_try_echo"; } >&5
 ... rest of stderr output deleted ...
          10q' conftest.err >conftest.er1
     cat conftest.er1 >&5
+    rm -f conftest.er1 conftest.err
   fi
-  rm -f conftest.er1 conftest.err
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C++" >&5
-printf %s "checking whether the compiler supports GNU C++... " >&6; }
-if test ${ac_cv_cxx_compiler_gnu+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C++ compiler" >&5
+$as_echo_n "checking whether we are using the GNU C++ compiler... " >&6; }
+if test "${ac_cv_cxx_compiler_gnu+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 #ifndef __GNUC__
        choke me
@@ -4964,33 +4651,29 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
+if ac_fn_cxx_try_compile "$LINENO"; then :
   ac_compiler_gnu=yes
-else $as_nop
+else
   ac_compiler_gnu=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_cv_cxx_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cxx_compiler_gnu" >&5
-printf "%s\n" "$ac_cv_cxx_compiler_gnu" >&6; }
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cxx_compiler_gnu" >&5
+$as_echo "$ac_cv_cxx_compiler_gnu" >&6; }
 if test $ac_compiler_gnu = yes; then
   GXX=yes
 else
   GXX=
 fi
-ac_test_CXXFLAGS=${CXXFLAGS+y}
+ac_test_CXXFLAGS=${CXXFLAGS+set}
 ac_save_CXXFLAGS=$CXXFLAGS
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CXX accepts -g" >&5
-printf %s "checking whether $CXX accepts -g... " >&6; }
-if test ${ac_cv_prog_cxx_g+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX accepts -g" >&5
+$as_echo_n "checking whether $CXX accepts -g... " >&6; }
+if test "${ac_cv_prog_cxx_g+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_save_cxx_werror_flag=$ac_cxx_werror_flag
    ac_cxx_werror_flag=yes
    ac_cv_prog_cxx_g=no
@@ -4999,60 +4682,57 @@ else $as_nop
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
+if ac_fn_cxx_try_compile "$LINENO"; then :
   ac_cv_prog_cxx_g=yes
-else $as_nop
+else
   CXXFLAGS=""
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
+if ac_fn_cxx_try_compile "$LINENO"; then :
 
-else $as_nop
+else
   ac_cxx_werror_flag=$ac_save_cxx_werror_flag
 	 CXXFLAGS="-g"
 	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"
-then :
+if ac_fn_cxx_try_compile "$LINENO"; then :
   ac_cv_prog_cxx_g=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
    ac_cxx_werror_flag=$ac_save_cxx_werror_flag
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_g" >&5
-printf "%s\n" "$ac_cv_prog_cxx_g" >&6; }
-if test $ac_test_CXXFLAGS; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_g" >&5
+$as_echo "$ac_cv_prog_cxx_g" >&6; }
+if test "$ac_test_CXXFLAGS" = set; then
   CXXFLAGS=$ac_save_CXXFLAGS
 elif test $ac_cv_prog_cxx_g = yes; then
   if test "$GXX" = yes; then
@@ -5067,100 +4747,6 @@ else
     CXXFLAGS=
   fi
 fi
-ac_prog_cxx_stdcxx=no
-if test x$ac_prog_cxx_stdcxx = xno
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CXX option to enable C++11 features" >&5
-printf %s "checking for $CXX option to enable C++11 features... " >&6; }
-if test ${ac_cv_prog_cxx_11+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_prog_cxx_11=no
-ac_save_CXX=$CXX
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$ac_cxx_conftest_cxx11_program
-_ACEOF
-for ac_arg in '' -std=gnu++11 -std=gnu++0x -std=c++11 -std=c++0x -qlanglvl=extended0x -AA
-do
-  CXX="$ac_save_CXX $ac_arg"
-  if ac_fn_cxx_try_compile "$LINENO"
-then :
-  ac_cv_prog_cxx_cxx11=$ac_arg
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam
-  test "x$ac_cv_prog_cxx_cxx11" != "xno" && break
-done
-rm -f conftest.$ac_ext
-CXX=$ac_save_CXX
-fi
-
-if test "x$ac_cv_prog_cxx_cxx11" = xno
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-printf "%s\n" "unsupported" >&6; }
-else $as_nop
-  if test "x$ac_cv_prog_cxx_cxx11" = x
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-printf "%s\n" "none needed" >&6; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_cxx11" >&5
-printf "%s\n" "$ac_cv_prog_cxx_cxx11" >&6; }
-     CXX="$CXX $ac_cv_prog_cxx_cxx11"
-fi
-  ac_cv_prog_cxx_stdcxx=$ac_cv_prog_cxx_cxx11
-  ac_prog_cxx_stdcxx=cxx11
-fi
-fi
-if test x$ac_prog_cxx_stdcxx = xno
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CXX option to enable C++98 features" >&5
-printf %s "checking for $CXX option to enable C++98 features... " >&6; }
-if test ${ac_cv_prog_cxx_98+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  ac_cv_prog_cxx_98=no
-ac_save_CXX=$CXX
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$ac_cxx_conftest_cxx98_program
-_ACEOF
-for ac_arg in '' -std=gnu++98 -std=c++98 -qlanglvl=extended -AA
-do
-  CXX="$ac_save_CXX $ac_arg"
-  if ac_fn_cxx_try_compile "$LINENO"
-then :
-  ac_cv_prog_cxx_cxx98=$ac_arg
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam
-  test "x$ac_cv_prog_cxx_cxx98" != "xno" && break
-done
-rm -f conftest.$ac_ext
-CXX=$ac_save_CXX
-fi
-
-if test "x$ac_cv_prog_cxx_cxx98" = xno
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-printf "%s\n" "unsupported" >&6; }
-else $as_nop
-  if test "x$ac_cv_prog_cxx_cxx98" = x
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-printf "%s\n" "none needed" >&6; }
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_cxx98" >&5
-printf "%s\n" "$ac_cv_prog_cxx_cxx98" >&6; }
-     CXX="$CXX $ac_cv_prog_cxx_cxx98"
-fi
-  ac_cv_prog_cxx_stdcxx=$ac_cv_prog_cxx_cxx98
-  ac_prog_cxx_stdcxx=cxx98
-fi
-fi
-
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -5191,33 +4777,34 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 # version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
 # declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
 # This bug is HP SR number 8606223364.
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking size of const void *" >&5
-printf %s "checking size of const void *... " >&6; }
-if test ${ac_cv_sizeof_const_void_p+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  if ac_fn_cxx_compute_int "$LINENO" "(long int) (sizeof (const void *))" "ac_cv_sizeof_const_void_p"        "$ac_includes_default"
-then :
-
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of const void *" >&5
+$as_echo_n "checking size of const void *... " >&6; }
+if test "${ac_cv_sizeof_const_void_p+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_cxx_compute_int "$LINENO" "(long int) (sizeof (const void *))" "ac_cv_sizeof_const_void_p"        "$ac_includes_default"; then :
+
+else
   if test "$ac_cv_type_const_void_p" = yes; then
-     { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error 77 "cannot compute sizeof (const void *)
-See \`config.log' for more details" "$LINENO" 5; }
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (const void *)
+See \`config.log' for more details." "$LINENO" 5; }; }
    else
      ac_cv_sizeof_const_void_p=0
    fi
 fi
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_const_void_p" >&5
-printf "%s\n" "$ac_cv_sizeof_const_void_p" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_const_void_p" >&5
+$as_echo "$ac_cv_sizeof_const_void_p" >&6; }
 
 
 
-printf "%s\n" "#define SIZEOF_CONST_VOID_P $ac_cv_sizeof_const_void_p" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_CONST_VOID_P $ac_cv_sizeof_const_void_p
+_ACEOF
 
 
 	ac_lbl_cxx_sizeof_void_p="$ac_cv_sizeof_const_void_p"
@@ -5228,10 +4815,10 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 	if test "$ac_lbl_cxx_sizeof_void_p" -eq 0; then
-		as_fn_error $? "No C++ compiler was found" "$LINENO" 5
+		as_fn_error "No C++ compiler was found" "$LINENO" 5
 	fi
 	if test "$ac_lbl_c_sizeof_void_p" -ne "$ac_lbl_cxx_sizeof_void_p"; then
-		as_fn_error $? "C compiler $CC produces code with $ac_lbl_c_sizeof_void_p-byte pointers
+		as_fn_error "C compiler $CC produces code with $ac_lbl_c_sizeof_void_p-byte pointers
 while C++ compiler $CXX produces code with $ac_lbl_cxx_sizeof_void_p-byte pointers.  This prevents
 code in those languages from being combined." "$LINENO" 5
 	fi
@@ -5254,8 +4841,8 @@ esac
 	    # PCAP_API will be visible outside (shared) libraries.
 	    #
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -fvisibility=hidden option" >&5
-printf %s "checking whether the compiler supports the -fvisibility=hidden option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -fvisibility=hidden option" >&5
+$as_echo_n "checking whether the compiler supports the -fvisibility=hidden option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -fvisibility=hidden"
 	#
@@ -5288,11 +4875,10 @@ printf %s "checking whether the compiler supports the -fvisibility=hidden option
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -5303,32 +4889,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -fvisibility=hidden " >&5
-printf %s "checking whether -fvisibility=hidden ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -fvisibility=hidden " >&5
+$as_echo_n "checking whether -fvisibility=hidden ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -5336,14 +4921,14 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -fvisibility=hidden"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
     else
@@ -5365,8 +4950,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    # PCAP_API will be visible outside (shared) libraries.
 		    #
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -fvisibility=hidden option" >&5
-printf %s "checking whether the compiler supports the -fvisibility=hidden option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -fvisibility=hidden option" >&5
+$as_echo_n "checking whether the compiler supports the -fvisibility=hidden option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -fvisibility=hidden"
 	#
@@ -5399,11 +4984,10 @@ printf %s "checking whether the compiler supports the -fvisibility=hidden option
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -5414,32 +4998,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -fvisibility=hidden " >&5
-printf %s "checking whether -fvisibility=hidden ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -fvisibility=hidden " >&5
+$as_echo_n "checking whether -fvisibility=hidden ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -5447,14 +5030,14 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -fvisibility=hidden"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 		    ;;
@@ -5538,8 +5121,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    # PCAP_API will be visible outside (shared) libraries.
 		    #
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -xldscope=hidden option" >&5
-printf %s "checking whether the compiler supports the -xldscope=hidden option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -xldscope=hidden option" >&5
+$as_echo_n "checking whether the compiler supports the -xldscope=hidden option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -xldscope=hidden"
 	#
@@ -5572,11 +5155,10 @@ printf %s "checking whether the compiler supports the -xldscope=hidden option...
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -5587,32 +5169,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -xldscope=hidden " >&5
-printf %s "checking whether -xldscope=hidden ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -xldscope=hidden " >&5
+$as_echo_n "checking whether -xldscope=hidden ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -5620,30 +5201,29 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -xldscope=hidden"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 		    ;;
 
 	    ultrix*)
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking that Ultrix $CC hacks const in prototypes" >&5
-printf %s "checking that Ultrix $CC hacks const in prototypes... " >&6; }
-		    if test ${ac_cv_lbl_cc_const_proto+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking that Ultrix $CC hacks const in prototypes" >&5
+$as_echo_n "checking that Ultrix $CC hacks const in prototypes... " >&6; }
+		    if test "${ac_cv_lbl_cc_const_proto+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 int
-main (void)
+main ()
 {
 struct a { int b; };
 			    void c(const struct a *)
@@ -5651,20 +5231,19 @@ struct a { int b; };
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_lbl_cc_const_proto=yes
-else $as_nop
+else
   ac_cv_lbl_cc_const_proto=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_cc_const_proto" >&5
-printf "%s\n" "$ac_cv_lbl_cc_const_proto" >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_cc_const_proto" >&5
+$as_echo "$ac_cv_lbl_cc_const_proto" >&6; }
 		    if test $ac_cv_lbl_cc_const_proto = no ; then
 
-printf "%s\n" "#define const /**/" >>confdefs.h
+$as_echo "#define const /**/" >>confdefs.h
 
 		    fi
 		    ;;
@@ -5828,14 +5407,13 @@ printf "%s\n" "#define const /**/" >>confdefs.h
 	    esac
     fi
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
-printf %s "checking for inline... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
+$as_echo_n "checking for inline... " >&6; }
     save_CFLAGS="$CFLAGS"
     CFLAGS="$V_CCOPT"
-    if test ${ac_cv_lbl_inline+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+    if test "${ac_cv_lbl_inline+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
 
 	ac_cv_lbl_inline=""
 	ac_lbl_cc_inline=no
@@ -5858,18 +5436,17 @@ else $as_nop
 		    return &xxx;
 		}
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_lbl_cc_inline=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	    if test "$ac_lbl_cc_inline" = yes ; then
 		break;
 	    fi
@@ -5881,22 +5458,23 @@ fi
 
     CFLAGS="$save_CFLAGS"
     if test ! -z "$ac_cv_lbl_inline" ; then
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_inline" >&5
-printf "%s\n" "$ac_cv_lbl_inline" >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_inline" >&5
+$as_echo "$ac_cv_lbl_inline" >&6; }
     else
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
     fi
 
-printf "%s\n" "#define inline $ac_cv_lbl_inline" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define inline $ac_cv_lbl_inline
+_ACEOF
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for __atomic_load_n" >&5
-printf %s "checking for __atomic_load_n... " >&6; }
-	if test ${ac_cv_have___atomic_load_n+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __atomic_load_n" >&5
+$as_echo_n "checking for __atomic_load_n... " >&6; }
+	if test "${ac_cv_have___atomic_load_n+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
 
 # ac_fn_c_try_link LINENO
 # -----------------------
@@ -5904,14 +5482,14 @@ else $as_nop
 ac_fn_c_try_link ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext conftest.beam conftest$ac_exeext
+  rm -f conftest.$ac_objext conftest$ac_exeext
   if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -5919,18 +5497,17 @@ printf "%s\n" "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest$ac_exeext && {
 	 test "$cross_compiling" = yes ||
-	 test -x conftest$ac_exeext
-       }
-then :
+	 $as_test_x conftest$ac_exeext
+       }; then :
   ac_retval=0
-else $as_nop
-  printf "%s\n" "$as_me: failed program was:" >&5
+else
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
@@ -5940,15 +5517,15 @@ fi
   # interfere with the next link command; also delete a directory that is
   # left behind by Apple's compiler.  We do this before executing the actions.
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
 
 } # ac_fn_c_try_link
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 
 		    int i = 17;
@@ -5959,35 +5536,33 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_have___atomic_load_n=yes
-else $as_nop
+else
   ac_have___atomic_load_n=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_have___atomic_load_n" >&5
-printf "%s\n" "$ac_have___atomic_load_n" >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_have___atomic_load_n" >&5
+$as_echo "$ac_have___atomic_load_n" >&6; }
 	if test $ac_have___atomic_load_n = yes ; then
 
-printf "%s\n" "#define HAVE___ATOMIC_LOAD_N 1" >>confdefs.h
+$as_echo "#define HAVE___ATOMIC_LOAD_N 1" >>confdefs.h
 
 	fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for __atomic_store_n" >&5
-printf %s "checking for __atomic_store_n... " >&6; }
-	if test ${ac_cv_have___atomic_store_n+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __atomic_store_n" >&5
+$as_echo_n "checking for __atomic_store_n... " >&6; }
+	if test "${ac_cv_have___atomic_store_n+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 
 		    int i;
@@ -5997,21 +5572,20 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_have___atomic_store_n=yes
-else $as_nop
+else
   ac_have___atomic_store_n=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_have___atomic_store_n" >&5
-printf "%s\n" "$ac_have___atomic_store_n" >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_have___atomic_store_n" >&5
+$as_echo "$ac_have___atomic_store_n" >&6; }
 	if test $ac_have___atomic_store_n = yes ; then
 
-printf "%s\n" "#define HAVE___ATOMIC_STORE_N 1" >>confdefs.h
+$as_echo "#define HAVE___ATOMIC_STORE_N 1" >>confdefs.h
 
 	fi
 
@@ -6019,19 +5593,17 @@ printf "%s\n" "#define HAVE___ATOMIC_STORE_N 1" >>confdefs.h
 # Try to arrange for large file support.
 #
 # Check whether --enable-largefile was given.
-if test ${enable_largefile+y}
-then :
+if test "${enable_largefile+set}" = set; then :
   enableval=$enable_largefile;
 fi
 
 if test "$enable_largefile" != no; then
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5
-printf %s "checking for special C compiler options needed for large files... " >&6; }
-if test ${ac_cv_sys_largefile_CC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5
+$as_echo_n "checking for special C compiler options needed for large files... " >&6; }
+if test "${ac_cv_sys_largefile_CC+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_cv_sys_largefile_CC=no
      if test "$GCC" != yes; then
        ac_save_CC=$CC
@@ -6045,47 +5617,44 @@ else $as_nop
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-	 if ac_fn_c_try_compile "$LINENO"
-then :
+	 if ac_fn_c_try_compile "$LINENO"; then :
   break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam
+rm -f core conftest.err conftest.$ac_objext
 	 CC="$CC -n32"
-	 if ac_fn_c_try_compile "$LINENO"
-then :
+	 if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_sys_largefile_CC=' -n32'; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam
+rm -f core conftest.err conftest.$ac_objext
 	 break
        done
        CC=$ac_save_CC
        rm -f conftest.$ac_ext
     fi
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5
-printf "%s\n" "$ac_cv_sys_largefile_CC" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5
+$as_echo "$ac_cv_sys_largefile_CC" >&6; }
   if test "$ac_cv_sys_largefile_CC" != no; then
     CC=$CC$ac_cv_sys_largefile_CC
   fi
 
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5
-printf %s "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; }
-if test ${ac_cv_sys_file_offset_bits+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5
+$as_echo_n "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; }
+if test "${ac_cv_sys_file_offset_bits+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   while :; do
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -6094,23 +5663,22 @@ else $as_nop
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_sys_file_offset_bits=no; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #define _FILE_OFFSET_BITS 64
@@ -6119,43 +5687,43 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_sys_file_offset_bits=64; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
   ac_cv_sys_file_offset_bits=unknown
   break
 done
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5
-printf "%s\n" "$ac_cv_sys_file_offset_bits" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5
+$as_echo "$ac_cv_sys_file_offset_bits" >&6; }
 case $ac_cv_sys_file_offset_bits in #(
   no | unknown) ;;
   *)
-printf "%s\n" "#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits
+_ACEOF
 ;;
 esac
 rm -rf conftest*
   if test $ac_cv_sys_file_offset_bits = unknown; then
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5
-printf %s "checking for _LARGE_FILES value needed for large files... " >&6; }
-if test ${ac_cv_sys_large_files+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5
+$as_echo_n "checking for _LARGE_FILES value needed for large files... " >&6; }
+if test "${ac_cv_sys_large_files+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   while :; do
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -6164,23 +5732,22 @@ else $as_nop
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_sys_large_files=no; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #define _LARGE_FILES 1
@@ -6189,52 +5756,52 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_sys_large_files=1; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
   ac_cv_sys_large_files=unknown
   break
 done
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5
-printf "%s\n" "$ac_cv_sys_large_files" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5
+$as_echo "$ac_cv_sys_large_files" >&6; }
 case $ac_cv_sys_large_files in #(
   no | unknown) ;;
   *)
-printf "%s\n" "#define _LARGE_FILES $ac_cv_sys_large_files" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define _LARGE_FILES $ac_cv_sys_large_files
+_ACEOF
 ;;
 esac
 rm -rf conftest*
   fi
 fi
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _LARGEFILE_SOURCE value needed for large files" >&5
-printf %s "checking for _LARGEFILE_SOURCE value needed for large files... " >&6; }
-if test ${ac_cv_sys_largefile_source+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGEFILE_SOURCE value needed for large files" >&5
+$as_echo_n "checking for _LARGEFILE_SOURCE value needed for large files... " >&6; }
+if test "${ac_cv_sys_largefile_source+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   while :; do
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h> /* for off_t */
      #include <stdio.h>
 int
-main (void)
+main ()
 {
 int (*fp) (FILE *, off_t, int) = fseeko;
      return fseeko (stdin, 0, 0) && fp (stdin, 0, 0);
@@ -6242,11 +5809,10 @@ int (*fp) (FILE *, off_t, int) = fseeko;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_sys_largefile_source=no; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -6254,7 +5820,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 #include <sys/types.h> /* for off_t */
      #include <stdio.h>
 int
-main (void)
+main ()
 {
 int (*fp) (FILE *, off_t, int) = fseeko;
      return fseeko (stdin, 0, 0) && fp (stdin, 0, 0);
@@ -6262,22 +5828,23 @@ int (*fp) (FILE *, off_t, int) = fseeko;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_sys_largefile_source=1; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
   ac_cv_sys_largefile_source=unknown
   break
 done
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_source" >&5
-printf "%s\n" "$ac_cv_sys_largefile_source" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_source" >&5
+$as_echo "$ac_cv_sys_largefile_source" >&6; }
 case $ac_cv_sys_largefile_source in #(
   no | unknown) ;;
   *)
-printf "%s\n" "#define _LARGEFILE_SOURCE $ac_cv_sys_largefile_source" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define _LARGEFILE_SOURCE $ac_cv_sys_largefile_source
+_ACEOF
 ;;
 esac
 rm -rf conftest*
@@ -6287,31 +5854,37 @@ rm -rf conftest*
 # If you want fseeko and ftello with glibc, upgrade to a fixed glibc.
 if test $ac_cv_sys_largefile_source != unknown; then
 
-printf "%s\n" "#define HAVE_FSEEKO 1" >>confdefs.h
+$as_echo "#define HAVE_FSEEKO 1" >>confdefs.h
 
 fi
 
 
-ac_fn_c_check_header_compile "$LINENO" "sys/ioccom.h" "ac_cv_header_sys_ioccom_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_ioccom_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_SYS_IOCCOM_H 1" >>confdefs.h
+for ac_header in sys/ioccom.h sys/sockio.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
 
 fi
-ac_fn_c_check_header_compile "$LINENO" "sys/sockio.h" "ac_cv_header_sys_sockio_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_sockio_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_SYS_SOCKIO_H 1" >>confdefs.h
 
-fi
+done
 
-ac_fn_c_check_header_compile "$LINENO" "netpacket/packet.h" "ac_cv_header_netpacket_packet_h" "$ac_includes_default"
-if test "x$ac_cv_header_netpacket_packet_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_NETPACKET_PACKET_H 1" >>confdefs.h
+for ac_header in netpacket/packet.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "netpacket/packet.h" "ac_cv_header_netpacket_packet_h" "$ac_includes_default"
+if test "x$ac_cv_header_netpacket_packet_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_NETPACKET_PACKET_H 1
+_ACEOF
 
 fi
 
+done
+
 
 #
 # Check whether the platform for which we're compiling requires extra
@@ -6328,12 +5901,11 @@ haiku*)
 	#
 	# Haiku has getpass in libbsd.
 	#
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for getpass in -lbsd" >&5
-printf %s "checking for getpass in -lbsd... " >&6; }
-if test ${ac_cv_lib_bsd_getpass+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for getpass in -lbsd" >&5
+$as_echo_n "checking for getpass in -lbsd... " >&6; }
+if test "${ac_cv_lib_bsd_getpass+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lbsd  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6342,30 +5914,33 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char getpass ();
 int
-main (void)
+main ()
 {
 return getpass ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_bsd_getpass=yes
-else $as_nop
+else
   ac_cv_lib_bsd_getpass=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_getpass" >&5
-printf "%s\n" "$ac_cv_lib_bsd_getpass" >&6; }
-if test "x$ac_cv_lib_bsd_getpass" = xyes
-then :
-  printf "%s\n" "#define HAVE_LIBBSD 1" >>confdefs.h
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_getpass" >&5
+$as_echo "$ac_cv_lib_bsd_getpass" >&6; }
+if test "x$ac_cv_lib_bsd_getpass" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBBSD 1
+_ACEOF
 
   LIBS="-lbsd $LIBS"
 
@@ -6380,12 +5955,11 @@ esac
 	save_LDFLAGS="$LDFLAGS"
 
 if test "$GCC" = yes ; then
-	    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ANSI ioctl definitions" >&5
-printf %s "checking for ANSI ioctl definitions... " >&6; }
-	    if test ${ac_cv_lbl_gcc_fixincludes+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI ioctl definitions" >&5
+$as_echo_n "checking for ANSI ioctl definitions... " >&6; }
+	    if test "${ac_cv_lbl_gcc_fixincludes+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /*
@@ -6399,7 +5973,7 @@ else $as_nop
 #		include <sys/ioccom.h>
 #		endif
 int
-main (void)
+main ()
 {
 switch (0) {
 		    case _IO('A', 1):;
@@ -6409,21 +5983,20 @@ switch (0) {
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_lbl_gcc_fixincludes=yes
-else $as_nop
+else
   ac_cv_lbl_gcc_fixincludes=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
-	    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_gcc_fixincludes" >&5
-printf "%s\n" "$ac_cv_lbl_gcc_fixincludes" >&6; }
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_gcc_fixincludes" >&5
+$as_echo "$ac_cv_lbl_gcc_fixincludes" >&6; }
 	    if test $ac_cv_lbl_gcc_fixincludes = no ; then
 		    # Don't cache failure
 		    unset ac_cv_lbl_gcc_fixincludes
-		    as_fn_error $? "see the INSTALL for more info" "$LINENO" 5
+		    as_fn_error "see the INSTALL for more info" "$LINENO" 5
 	    fi
     fi
 
@@ -6432,23 +6005,26 @@ printf "%s\n" "$ac_cv_lbl_gcc_fixincludes" >&6; }
 	LDFLAGS="$save_LDFLAGS"
 
 
-ac_fn_c_check_func "$LINENO" "strerror" "ac_cv_func_strerror"
-if test "x$ac_cv_func_strerror" = xyes
-then :
-  printf "%s\n" "#define HAVE_STRERROR 1" >>confdefs.h
+for ac_func in strerror
+do :
+  ac_fn_c_check_func "$LINENO" "strerror" "ac_cv_func_strerror"
+if test "x$ac_cv_func_strerror" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_STRERROR 1
+_ACEOF
 
 fi
+done
 
 ac_fn_c_check_func "$LINENO" "strerror_r" "ac_cv_func_strerror_r"
-if test "x$ac_cv_func_strerror_r" = xyes
-then :
+if test "x$ac_cv_func_strerror_r" = x""yes; then :
 
 	#
 	# We have strerror_r; if we define _GNU_SOURCE, is it a
 	# POSIX-compliant strerror_r() or a GNU strerror_r()?
 	#
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether strerror_r is GNU-style" >&5
-printf %s "checking whether strerror_r is GNU-style... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether strerror_r is GNU-style" >&5
+$as_echo_n "checking whether strerror_r is GNU-style... " >&6; }
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -6466,38 +6042,41 @@ main(void)
 
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 	        # GNU-style
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
-printf "%s\n" "#define HAVE_GNU_STRERROR_R /**/" >>confdefs.h
+$as_echo "#define HAVE_GNU_STRERROR_R /**/" >>confdefs.h
 
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-printf "%s\n" "#define HAVE_POSIX_STRERROR_R /**/" >>confdefs.h
+$as_echo "#define HAVE_POSIX_STRERROR_R /**/" >>confdefs.h
 
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
-else $as_nop
+else
 
 	#
 	# We don't have strerror_r; do we have _wcserror_s?
 	#
-	ac_fn_c_check_func "$LINENO" "_wcserror_s" "ac_cv_func__wcserror_s"
-if test "x$ac_cv_func__wcserror_s" = xyes
-then :
-  printf "%s\n" "#define HAVE__WCSERROR_S 1" >>confdefs.h
+	for ac_func in _wcserror_s
+do :
+  ac_fn_c_check_func "$LINENO" "_wcserror_s" "ac_cv_func__wcserror_s"
+if test "x$ac_cv_func__wcserror_s" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE__WCSERROR_S 1
+_ACEOF
 
 fi
+done
 
 
 fi
@@ -6506,51 +6085,52 @@ fi
 #
 # Thanks, IBM, for not providing vsyslog() in AIX!
 #
-ac_fn_c_check_func "$LINENO" "vsyslog" "ac_cv_func_vsyslog"
-if test "x$ac_cv_func_vsyslog" = xyes
-then :
-  printf "%s\n" "#define HAVE_VSYSLOG 1" >>confdefs.h
+for ac_func in vsyslog
+do :
+  ac_fn_c_check_func "$LINENO" "vsyslog" "ac_cv_func_vsyslog"
+if test "x$ac_cv_func_vsyslog" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_VSYSLOG 1
+_ACEOF
 
 fi
+done
 
 
 #
 # Make sure we have vsnprintf() and snprintf(); we require them.
 #
 ac_fn_c_check_func "$LINENO" "vsnprintf" "ac_cv_func_vsnprintf"
-if test "x$ac_cv_func_vsnprintf" = xyes
-then :
+if test "x$ac_cv_func_vsnprintf" = x""yes; then :
 
-else $as_nop
-  as_fn_error $? "vsnprintf() is required but wasn't found" "$LINENO" 5
+else
+  as_fn_error "vsnprintf() is required but wasn't found" "$LINENO" 5
 fi
 
 ac_fn_c_check_func "$LINENO" "snprintf" "ac_cv_func_snprintf"
-if test "x$ac_cv_func_snprintf" = xyes
-then :
+if test "x$ac_cv_func_snprintf" = x""yes; then :
 
-else $as_nop
-  as_fn_error $? "snprintf() is required but wasn't found" "$LINENO" 5
+else
+  as_fn_error "snprintf() is required but wasn't found" "$LINENO" 5
 fi
 
 
 needasprintf=no
-
-  for ac_func in vasprintf asprintf
+for ac_func in vasprintf asprintf
 do :
-  as_ac_var=`printf "%s\n" "ac_cv_func_$ac_func" | $as_tr_sh`
+  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"
-then :
+eval as_val=\$$as_ac_var
+   if test "x$as_val" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
-#define `printf "%s\n" "HAVE_$ac_func" | $as_tr_cpp` 1
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
 _ACEOF
 
-else $as_nop
+else
   needasprintf=yes
 fi
-
 done
+
 if test $needasprintf = yes; then
 	case " $LIBOBJS " in
   *" asprintf.$ac_objext "* ) ;;
@@ -6561,19 +6141,19 @@ esac
 fi
 
 needstrlcat=no
-
-  for ac_func in strlcat
+for ac_func in strlcat
 do :
   ac_fn_c_check_func "$LINENO" "strlcat" "ac_cv_func_strlcat"
-if test "x$ac_cv_func_strlcat" = xyes
-then :
-  printf "%s\n" "#define HAVE_STRLCAT 1" >>confdefs.h
+if test "x$ac_cv_func_strlcat" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_STRLCAT 1
+_ACEOF
 
-else $as_nop
+else
   needstrlcat=yes
 fi
-
 done
+
 if test $needstrlcat = yes; then
 	case " $LIBOBJS " in
   *" strlcat.$ac_objext "* ) ;;
@@ -6584,19 +6164,19 @@ esac
 fi
 
 needstrlcpy=no
-
-  for ac_func in strlcpy
+for ac_func in strlcpy
 do :
   ac_fn_c_check_func "$LINENO" "strlcpy" "ac_cv_func_strlcpy"
-if test "x$ac_cv_func_strlcpy" = xyes
-then :
-  printf "%s\n" "#define HAVE_STRLCPY 1" >>confdefs.h
+if test "x$ac_cv_func_strlcpy" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_STRLCPY 1
+_ACEOF
 
-else $as_nop
+else
   needstrlcpy=yes
 fi
-
 done
+
 if test $needstrlcpy = yes; then
 	case " $LIBOBJS " in
   *" strlcpy.$ac_objext "* ) ;;
@@ -6607,19 +6187,19 @@ esac
 fi
 
 needstrtok_r=no
-
-  for ac_func in strtok_r
+for ac_func in strtok_r
 do :
   ac_fn_c_check_func "$LINENO" "strtok_r" "ac_cv_func_strtok_r"
-if test "x$ac_cv_func_strtok_r" = xyes
-then :
-  printf "%s\n" "#define HAVE_STRTOK_R 1" >>confdefs.h
+if test "x$ac_cv_func_strtok_r" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_STRTOK_R 1
+_ACEOF
 
-else $as_nop
+else
   needstrtok_r=yes
 fi
-
 done
+
 if test $needstrtok_r = yes; then
 	case " $LIBOBJS " in
   *" strtok_r.$ac_objext "* ) ;;
@@ -6632,12 +6212,16 @@ fi
 #
 # Do we have ffs(), and is it declared in <strings.h>?
 #
-ac_fn_c_check_func "$LINENO" "ffs" "ac_cv_func_ffs"
-if test "x$ac_cv_func_ffs" = xyes
-then :
-  printf "%s\n" "#define HAVE_FFS 1" >>confdefs.h
+for ac_func in ffs
+do :
+  ac_fn_c_check_func "$LINENO" "ffs" "ac_cv_func_ffs"
+if test "x$ac_cv_func_ffs" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_FFS 1
+_ACEOF
 
 fi
+done
 
 if test "$ac_cv_func_ffs" = yes; then
 	#
@@ -6646,98 +6230,18 @@ if test "$ac_cv_func_ffs" = yes; then
 	# This test fails if we don't have <strings.h> or if we do
 	# but it doesn't declare ffs().
 	#
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC options needed to detect all undeclared functions" >&5
-printf %s "checking for $CC options needed to detect all undeclared functions... " >&6; }
-if test ${ac_cv_c_undeclared_builtin_options+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  ac_save_CFLAGS=$CFLAGS
-   ac_cv_c_undeclared_builtin_options='cannot detect'
-   for ac_arg in '' -fno-builtin; do
-     CFLAGS="$ac_save_CFLAGS $ac_arg"
-     # This test program should *not* compile successfully.
-     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-int
-main (void)
-{
-(void) strchr;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-
-else $as_nop
-  # This test program should compile successfully.
-        # No library function is consistently available on
-        # freestanding implementations, so test against a dummy
-        # declaration.  Include always-available headers on the
-        # off chance that they somehow elicit warnings.
-        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <float.h>
-#include <limits.h>
-#include <stdarg.h>
-#include <stddef.h>
-extern void ac_decl (int, char *);
-
-int
-main (void)
-{
-(void) ac_decl (0, (char *) 0);
-  (void) ac_decl;
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
-  if test x"$ac_arg" = x
-then :
-  ac_cv_c_undeclared_builtin_options='none needed'
-else $as_nop
-  ac_cv_c_undeclared_builtin_options=$ac_arg
-fi
-          break
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
-    done
-    CFLAGS=$ac_save_CFLAGS
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_undeclared_builtin_options" >&5
-printf "%s\n" "$ac_cv_c_undeclared_builtin_options" >&6; }
-  case $ac_cv_c_undeclared_builtin_options in #(
-  'cannot detect') :
-    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot make $CC report undeclared builtins
-See \`config.log' for more details" "$LINENO" 5; } ;; #(
-  'none needed') :
-    ac_c_undeclared_builtin_options='' ;; #(
-  *) :
-    ac_c_undeclared_builtin_options=$ac_cv_c_undeclared_builtin_options ;;
-esac
-
-ac_fn_check_decl "$LINENO" "ffs" "ac_cv_have_decl_ffs" "
+	ac_fn_c_check_decl "$LINENO" "ffs" "ac_cv_have_decl_ffs" "
 #include <strings.h>
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
-if test "x$ac_cv_have_decl_ffs" = xyes
-then :
+"
+if test "x$ac_cv_have_decl_ffs" = x""yes; then :
 
 
-printf "%s\n" "#define STRINGS_H_DECLARES_FFS /**/" >>confdefs.h
+$as_echo "#define STRINGS_H_DECLARES_FFS /**/" >>confdefs.h
 
 
 fi
+
 fi
 
 #
@@ -6751,10 +6255,9 @@ fi
     # Check there first.
     #
     ac_fn_c_check_func "$LINENO" "getaddrinfo" "ac_cv_func_getaddrinfo"
-if test "x$ac_cv_func_getaddrinfo" = xyes
-then :
+if test "x$ac_cv_func_getaddrinfo" = x""yes; then :
 
-else $as_nop
+else
 
 	#
 	# Not found in the standard system libraries.
@@ -6766,12 +6269,11 @@ else $as_nop
 	# Linking with libsocket and libnsl will find all the routines
 	# we need.
 	#
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for getaddrinfo in -lsocket" >&5
-printf %s "checking for getaddrinfo in -lsocket... " >&6; }
-if test ${ac_cv_lib_socket_getaddrinfo+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for getaddrinfo in -lsocket" >&5
+$as_echo_n "checking for getaddrinfo in -lsocket... " >&6; }
+if test "${ac_cv_lib_socket_getaddrinfo+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsocket -lnsl $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6780,36 +6282,37 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char getaddrinfo ();
 int
-main (void)
+main ()
 {
 return getaddrinfo ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_socket_getaddrinfo=yes
-else $as_nop
+else
   ac_cv_lib_socket_getaddrinfo=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_getaddrinfo" >&5
-printf "%s\n" "$ac_cv_lib_socket_getaddrinfo" >&6; }
-if test "x$ac_cv_lib_socket_getaddrinfo" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_getaddrinfo" >&5
+$as_echo "$ac_cv_lib_socket_getaddrinfo" >&6; }
+if test "x$ac_cv_lib_socket_getaddrinfo" = x""yes; then :
 
 	    #
 	    # OK, we found it in libsocket.
 	    #
 	    LIBS="-lsocket -lnsl $LIBS"
 
-else $as_nop
+else
 
 	    #
 	    # Not found in libsocket; test for it in libnetwork, which
@@ -6818,12 +6321,11 @@ else $as_nop
 	    # Linking with libnetwork will find all the routines we
 	    # need.
 	    #
-	    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for getaddrinfo in -lnetwork" >&5
-printf %s "checking for getaddrinfo in -lnetwork... " >&6; }
-if test ${ac_cv_lib_network_getaddrinfo+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for getaddrinfo in -lnetwork" >&5
+$as_echo_n "checking for getaddrinfo in -lnetwork... " >&6; }
+if test "${ac_cv_lib_network_getaddrinfo+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lnetwork  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6832,41 +6334,42 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char getaddrinfo ();
 int
-main (void)
+main ()
 {
 return getaddrinfo ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_network_getaddrinfo=yes
-else $as_nop
+else
   ac_cv_lib_network_getaddrinfo=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_network_getaddrinfo" >&5
-printf "%s\n" "$ac_cv_lib_network_getaddrinfo" >&6; }
-if test "x$ac_cv_lib_network_getaddrinfo" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_network_getaddrinfo" >&5
+$as_echo "$ac_cv_lib_network_getaddrinfo" >&6; }
+if test "x$ac_cv_lib_network_getaddrinfo" = x""yes; then :
 
 		#
 		# OK, we found it in libnetwork.
 		#
 		LIBS="-lnetwork $LIBS"
 
-else $as_nop
+else
 
 		#
 		# We didn't find it.
 		#
-		as_fn_error $? "getaddrinfo is required, but wasn't found" "$LINENO" 5
+		as_fn_error "getaddrinfo is required, but wasn't found" "$LINENO" 5
 
 fi
 
@@ -6893,12 +6396,11 @@ fi
 	#
 	# This test also links with libsocket and libnsl.
 	#
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for recvmsg in -lxnet" >&5
-printf %s "checking for recvmsg in -lxnet... " >&6; }
-if test ${ac_cv_lib_xnet_recvmsg+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for recvmsg in -lxnet" >&5
+$as_echo_n "checking for recvmsg in -lxnet... " >&6; }
+if test "${ac_cv_lib_xnet_recvmsg+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lxnet -lsocket -lnsl $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6907,29 +6409,30 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char recvmsg ();
 int
-main (void)
+main ()
 {
 return recvmsg ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_xnet_recvmsg=yes
-else $as_nop
+else
   ac_cv_lib_xnet_recvmsg=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_xnet_recvmsg" >&5
-printf "%s\n" "$ac_cv_lib_xnet_recvmsg" >&6; }
-if test "x$ac_cv_lib_xnet_recvmsg" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_xnet_recvmsg" >&5
+$as_echo "$ac_cv_lib_xnet_recvmsg" >&6; }
+if test "x$ac_cv_lib_xnet_recvmsg" = x""yes; then :
 
 	    #
 	    # libxnet has recvmsg(); link with it as well.
@@ -6945,12 +6448,11 @@ fi
     #
     # DLPI needs putmsg under HP-UX, so test for -lstr while we're at it.
     #
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing putmsg" >&5
-printf %s "checking for library containing putmsg... " >&6; }
-if test ${ac_cv_search_putmsg+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing putmsg" >&5
+$as_echo_n "checking for library containing putmsg... " >&6; }
+if test "${ac_cv_search_putmsg+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_func_search_save_LIBS=$LIBS
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -6958,48 +6460,46 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char putmsg ();
 int
-main (void)
+main ()
 {
 return putmsg ();
   ;
   return 0;
 }
 _ACEOF
-for ac_lib in '' str
-do
+for ac_lib in '' str; do
   if test -z "$ac_lib"; then
     ac_res="none required"
   else
     ac_res=-l$ac_lib
     LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
   fi
-  if ac_fn_c_try_link "$LINENO"
-then :
+  if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_search_putmsg=$ac_res
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext
-  if test ${ac_cv_search_putmsg+y}
-then :
+  if test "${ac_cv_search_putmsg+set}" = set; then :
   break
 fi
 done
-if test ${ac_cv_search_putmsg+y}
-then :
+if test "${ac_cv_search_putmsg+set}" = set; then :
 
-else $as_nop
+else
   ac_cv_search_putmsg=no
 fi
 rm conftest.$ac_ext
 LIBS=$ac_func_search_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_putmsg" >&5
-printf "%s\n" "$ac_cv_search_putmsg" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_putmsg" >&5
+$as_echo "$ac_cv_search_putmsg" >&6; }
 ac_res=$ac_cv_search_putmsg
-if test "$ac_res" != no
-then :
+if test "$ac_res" != no; then :
   test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
 
 fi
@@ -7019,18 +6519,17 @@ fi
 # if there's a declaration, it has a prototype, so that the API
 # can be checked.)
 #
-ac_fn_check_decl "$LINENO" "getnetbyname_r" "ac_cv_have_decl_getnetbyname_r" "#include <netdb.h>
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
-if test "x$ac_cv_have_decl_getnetbyname_r" = xyes
-then :
+ac_fn_c_check_decl "$LINENO" "getnetbyname_r" "ac_cv_have_decl_getnetbyname_r" "#include <netdb.h>
+"
+if test "x$ac_cv_have_decl_getnetbyname_r" = x""yes; then :
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for the Linux getnetbyname_r()" >&5
-printf %s "checking for the Linux getnetbyname_r()... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the Linux getnetbyname_r()" >&5
+$as_echo_n "checking for the Linux getnetbyname_r()... " >&6; }
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main (void)
+main ()
 {
 
 		struct netent netent_buf;
@@ -7044,27 +6543,26 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
-printf "%s\n" "#define HAVE_LINUX_GETNETBYNAME_R 1" >>confdefs.h
+$as_echo "#define HAVE_LINUX_GETNETBYNAME_R 1" >>confdefs.h
 
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Solaris/IRIX getnetbyname_r()" >&5
-printf %s "checking for Solaris/IRIX getnetbyname_r()... " >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for Solaris/IRIX getnetbyname_r()" >&5
+$as_echo_n "checking for Solaris/IRIX getnetbyname_r()... " >&6; }
 		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main (void)
+main ()
 {
 
 			struct netent netent_buf;
@@ -7076,27 +6574,26 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
-printf "%s\n" "#define HAVE_SOLARIS_IRIX_GETNETBYNAME_R 1" >>confdefs.h
+$as_echo "#define HAVE_SOLARIS_IRIX_GETNETBYNAME_R 1" >>confdefs.h
 
 
-else $as_nop
+else
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for AIX getnetbyname_r()" >&5
-printf %s "checking for AIX getnetbyname_r()... " >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AIX getnetbyname_r()" >&5
+$as_echo_n "checking for AIX getnetbyname_r()... " >&6; }
 			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main (void)
+main ()
 {
 
 				struct netent netent_buf;
@@ -7108,34 +6605,34 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
-printf "%s\n" "#define HAVE_AIX_GETNETBYNAME_R 1" >>confdefs.h
+$as_echo "#define HAVE_AIX_GETNETBYNAME_R 1" >>confdefs.h
 
 
-else $as_nop
+else
 
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
 
+
 #
 # Check for reentrant versions of getprotobyname_r(), as provided by
 # Linux (glibc), Solaris/IRIX, and AIX (with three different APIs!).
@@ -7149,18 +6646,17 @@ fi
 # if there's a declaration, it has a prototype, so that the API
 # can be checked.)
 #
-ac_fn_check_decl "$LINENO" "getprotobyname_r" "ac_cv_have_decl_getprotobyname_r" "#include <netdb.h>
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
-if test "x$ac_cv_have_decl_getprotobyname_r" = xyes
-then :
+ac_fn_c_check_decl "$LINENO" "getprotobyname_r" "ac_cv_have_decl_getprotobyname_r" "#include <netdb.h>
+"
+if test "x$ac_cv_have_decl_getprotobyname_r" = x""yes; then :
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for the Linux getprotobyname_r()" >&5
-printf %s "checking for the Linux getprotobyname_r()... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the Linux getprotobyname_r()" >&5
+$as_echo_n "checking for the Linux getprotobyname_r()... " >&6; }
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main (void)
+main ()
 {
 
 		struct protoent protoent_buf;
@@ -7173,27 +6669,26 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
-printf "%s\n" "#define HAVE_LINUX_GETPROTOBYNAME_R 1" >>confdefs.h
+$as_echo "#define HAVE_LINUX_GETPROTOBYNAME_R 1" >>confdefs.h
 
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Solaris/IRIX getprotobyname_r()" >&5
-printf %s "checking for Solaris/IRIX getprotobyname_r()... " >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for Solaris/IRIX getprotobyname_r()" >&5
+$as_echo_n "checking for Solaris/IRIX getprotobyname_r()... " >&6; }
 		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main (void)
+main ()
 {
 
 			struct protoent protoent_buf;
@@ -7205,27 +6700,26 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
-printf "%s\n" "#define HAVE_SOLARIS_IRIX_GETPROTOBYNAME_R 1" >>confdefs.h
+$as_echo "#define HAVE_SOLARIS_IRIX_GETPROTOBYNAME_R 1" >>confdefs.h
 
 
-else $as_nop
+else
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for AIX getprotobyname_r()" >&5
-printf %s "checking for AIX getprotobyname_r()... " >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AIX getprotobyname_r()" >&5
+$as_echo_n "checking for AIX getprotobyname_r()... " >&6; }
 			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <netdb.h>
 int
-main (void)
+main ()
 {
 
 				struct protoent protoent_buf;
@@ -7237,34 +6731,34 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
-printf "%s\n" "#define HAVE_AIX_GETPROTOBYNAME_R 1" >>confdefs.h
+$as_echo "#define HAVE_AIX_GETPROTOBYNAME_R 1" >>confdefs.h
 
 
-else $as_nop
+else
 
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
 
+
 #
 # You are in a twisty little maze of UN*Xes, all different.
 # Some might not have ether_hostton().
@@ -7277,12 +6771,16 @@ fi
 #
 # Before you is a C compiler.
 #
-ac_fn_c_check_func "$LINENO" "ether_hostton" "ac_cv_func_ether_hostton"
-if test "x$ac_cv_func_ether_hostton" = xyes
-then :
-  printf "%s\n" "#define HAVE_ETHER_HOSTTON 1" >>confdefs.h
+for ac_func in ether_hostton
+do :
+  ac_fn_c_check_func "$LINENO" "ether_hostton" "ac_cv_func_ether_hostton"
+if test "x$ac_cv_func_ether_hostton" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_ETHER_HOSTTON 1
+_ACEOF
 
 fi
+done
 
 if test "$ac_cv_func_ether_hostton" = yes; then
 	#
@@ -7291,18 +6789,18 @@ if test "$ac_cv_func_ether_hostton" = yes; then
 	# This test fails if we don't have <net/ethernet.h> or if we do
 	# but it doesn't declare ether_hostton().
 	#
-	ac_fn_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
+	ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
 #include <net/ethernet.h>
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
-if test "x$ac_cv_have_decl_ether_hostton" = xyes
-then :
+"
+if test "x$ac_cv_have_decl_ether_hostton" = x""yes; then :
 
 
-printf "%s\n" "#define NET_ETHERNET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
+$as_echo "#define NET_ETHERNET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
 
 
 fi
+
 	#
 	# Did that succeed?
 	#
@@ -7318,18 +6816,18 @@ fi
 		# suppress the next test.
 		#
 		unset ac_cv_have_decl_ether_hostton
-		ac_fn_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
+		ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
 #include <netinet/ether.h>
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
-if test "x$ac_cv_have_decl_ether_hostton" = xyes
-then :
+"
+if test "x$ac_cv_have_decl_ether_hostton" = x""yes; then :
 
 
-printf "%s\n" "#define NETINET_ETHER_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
+$as_echo "#define NETINET_ETHER_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
 
 
 fi
+
 	fi
 	#
 	# Did that succeed?
@@ -7347,18 +6845,18 @@ fi
 		# suppress the next test.
 		#
 		unset ac_cv_have_decl_ether_hostton
-		ac_fn_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
+		ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
 #include <sys/ethernet.h>
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
-if test "x$ac_cv_have_decl_ether_hostton" = xyes
-then :
+"
+if test "x$ac_cv_have_decl_ether_hostton" = x""yes; then :
 
 
-printf "%s\n" "#define SYS_ETHERNET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
+$as_echo "#define SYS_ETHERNET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
 
 
 fi
+
 	fi
 	#
 	# Did that succeed?
@@ -7378,18 +6876,18 @@ fi
 		# suppress the next test.
 		#
 		unset ac_cv_have_decl_ether_hostton
-		ac_fn_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
+		ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
 #include <arpa/inet.h>
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
-if test "x$ac_cv_have_decl_ether_hostton" = xyes
-then :
+"
+if test "x$ac_cv_have_decl_ether_hostton" = x""yes; then :
 
 
-printf "%s\n" "#define ARPA_INET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
+$as_echo "#define ARPA_INET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
 
 
 fi
+
 	fi
 	#
 	# Did that succeed?
@@ -7410,22 +6908,22 @@ fi
 		# suppress the next test.
 		#
 		unset ac_cv_have_decl_ether_hostton
-		ac_fn_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
+		ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" "
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <net/if.h>
 #include <netinet/in.h>
 #include <netinet/if_ether.h>
 
-" "$ac_c_undeclared_builtin_options" "CFLAGS"
-if test "x$ac_cv_have_decl_ether_hostton" = xyes
-then :
+"
+if test "x$ac_cv_have_decl_ether_hostton" = x""yes; then :
 
 
-printf "%s\n" "#define NETINET_IF_ETHER_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
+$as_echo "#define NETINET_IF_ETHER_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h
 
 
 fi
+
 	fi
 	#
 	# After all that, is ether_hostton() declared?
@@ -7435,7 +6933,7 @@ fi
 		# Yes.
 		#
 
-printf "%s\n" "#define HAVE_DECL_ETHER_HOSTTON 1" >>confdefs.h
+$as_echo "#define HAVE_DECL_ETHER_HOSTTON 1" >>confdefs.h
 
         else
 		#
@@ -7451,10 +6949,11 @@ printf "%s\n" "#define HAVE_DECL_ETHER_HOSTTON 1" >>confdefs.h
 			#include <netinet/if_ether.h>
 
 "
-if test "x$ac_cv_type_struct_ether_addr" = xyes
-then :
+if test "x$ac_cv_type_struct_ether_addr" = x""yes; then :
 
-printf "%s\n" "#define HAVE_STRUCT_ETHER_ADDR 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_ETHER_ADDR 1
+_ACEOF
 
 
 fi
@@ -7465,34 +6964,31 @@ fi
 #
 # For various things that might use pthreads.
 #
-ac_fn_c_check_header_compile "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default"
-if test "x$ac_cv_header_pthread_h" = xyes
-then :
+ac_fn_c_check_header_mongrel "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default"
+if test "x$ac_cv_header_pthread_h" = x""yes; then :
 
 	#
 	# OK, we have pthread.h.  Do we have pthread_create in the
 	# system libraries?
 	#
 	ac_fn_c_check_func "$LINENO" "pthread_create" "ac_cv_func_pthread_create"
-if test "x$ac_cv_func_pthread_create" = xyes
-then :
+if test "x$ac_cv_func_pthread_create" = x""yes; then :
 
 		#
 		# Yes.
 		#
 		ac_lbl_have_pthreads="found"
 
-else $as_nop
+else
 
 		#
 		# No - do we have it in -lpthreads?
 		#
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthreads" >&5
-printf %s "checking for pthread_create in -lpthreads... " >&6; }
-if test ${ac_cv_lib_pthreads_pthread_create+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthreads" >&5
+$as_echo_n "checking for pthread_create in -lpthreads... " >&6; }
+if test "${ac_cv_lib_pthreads_pthread_create+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthreads  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7501,29 +6997,30 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char pthread_create ();
 int
-main (void)
+main ()
 {
 return pthread_create ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_pthreads_pthread_create=yes
-else $as_nop
+else
   ac_cv_lib_pthreads_pthread_create=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthreads_pthread_create" >&5
-printf "%s\n" "$ac_cv_lib_pthreads_pthread_create" >&6; }
-if test "x$ac_cv_lib_pthreads_pthread_create" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthreads_pthread_create" >&5
+$as_echo "$ac_cv_lib_pthreads_pthread_create" >&6; }
+if test "x$ac_cv_lib_pthreads_pthread_create" = x""yes; then :
 
 			#
 			# Yes - add -lpthreads.
@@ -7531,17 +7028,16 @@ then :
 			ac_lbl_have_pthreads="found"
 			PTHREAD_LIBS="$PTHREAD_LIBS -lpthreads"
 
-else $as_nop
+else
 
 			#
 			# No - do we have it in -lpthread?
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthread" >&5
-printf %s "checking for pthread_create in -lpthread... " >&6; }
-if test ${ac_cv_lib_pthread_pthread_create+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthread" >&5
+$as_echo_n "checking for pthread_create in -lpthread... " >&6; }
+if test "${ac_cv_lib_pthread_pthread_create+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7550,29 +7046,30 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char pthread_create ();
 int
-main (void)
+main ()
 {
 return pthread_create ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_pthread_pthread_create=yes
-else $as_nop
+else
   ac_cv_lib_pthread_pthread_create=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_create" >&5
-printf "%s\n" "$ac_cv_lib_pthread_pthread_create" >&6; }
-if test "x$ac_cv_lib_pthread_pthread_create" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_create" >&5
+$as_echo "$ac_cv_lib_pthread_pthread_create" >&6; }
+if test "x$ac_cv_lib_pthread_pthread_create" = x""yes; then :
 
 				#
 				# Yes - add -lpthread.
@@ -7580,7 +7077,7 @@ then :
                                 ac_lbl_have_pthreads="found"
 				PTHREAD_LIBS="$PTHREAD_LIBS -lpthread"
 
-else $as_nop
+else
 
 				#
 				# No.
@@ -7596,7 +7093,7 @@ fi
 fi
 
 
-else $as_nop
+else
 
 	#
 	# We didn't find pthread.h.
@@ -7607,11 +7104,11 @@ else $as_nop
 fi
 
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if --disable-protochain option is specified" >&5
-printf %s "checking if --disable-protochain option is specified... " >&6; }
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if --disable-protochain option is specified" >&5
+$as_echo_n "checking if --disable-protochain option is specified... " >&6; }
 # Check whether --enable-protochain was given.
-if test ${enable_protochain+y}
-then :
+if test "${enable_protochain+set}" = set; then :
   enableval=$enable_protochain;
 fi
 
@@ -7623,11 +7120,11 @@ esac
 
 if test "$enable_protochain" = "disabled"; then
 
-printf "%s\n" "#define NO_PROTOCHAIN 1" >>confdefs.h
+$as_echo "#define NO_PROTOCHAIN 1" >>confdefs.h
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${enable_protochain}" >&5
-printf "%s\n" "${enable_protochain}" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${enable_protochain}" >&5
+$as_echo "${enable_protochain}" >&6; }
 
 #
 # valgrindtest directly uses the native capture mechanism, but
@@ -7638,8 +7135,7 @@ VALGRINDTEST_SRC=
 
 
 # Check whether --with-pcap was given.
-if test ${with_pcap+y}
-then :
+if test "${with_pcap+set}" = set; then :
   withval=$with_pcap;
 fi
 
@@ -7650,13 +7146,18 @@ else
 	# Check for a bunch of headers for various packet
 	# capture mechanisms.
 	#
-	ac_fn_c_check_header_compile "$LINENO" "net/bpf.h" "ac_cv_header_net_bpf_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_bpf_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_NET_BPF_H 1" >>confdefs.h
+	for ac_header in net/bpf.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "net/bpf.h" "ac_cv_header_net_bpf_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_bpf_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_NET_BPF_H 1
+_ACEOF
 
 fi
 
+done
+
 	if test "$ac_cv_header_net_bpf_h" = yes; then
 		#
 		# Does it define BIOCSETIF?
@@ -7690,12 +7191,11 @@ fi
 		# and net/bpf.h doesn't necessarily include all
 		# of those headers itself.
 		#
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if net/bpf.h defines BIOCSETIF" >&5
-printf %s "checking if net/bpf.h defines BIOCSETIF... " >&6; }
-		if test ${ac_cv_lbl_bpf_h_defines_biocsetif+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if net/bpf.h defines BIOCSETIF" >&5
+$as_echo_n "checking if net/bpf.h defines BIOCSETIF... " >&6; }
+		if test "${ac_cv_lbl_bpf_h_defines_biocsetif+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -7710,84 +7210,90 @@ else $as_nop
 #include <net/if.h>
 
 int
-main (void)
+main ()
 {
 u_int i = BIOCSETIF;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_lbl_bpf_h_defines_biocsetif=yes
-else $as_nop
+else
   ac_cv_lbl_bpf_h_defines_biocsetif=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_bpf_h_defines_biocsetif" >&5
-printf "%s\n" "$ac_cv_lbl_bpf_h_defines_biocsetif" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_bpf_h_defines_biocsetif" >&5
+$as_echo "$ac_cv_lbl_bpf_h_defines_biocsetif" >&6; }
 	fi
-	ac_fn_c_check_header_compile "$LINENO" "net/pfilt.h" "ac_cv_header_net_pfilt_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_pfilt_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_NET_PFILT_H 1" >>confdefs.h
-
-fi
-ac_fn_c_check_header_compile "$LINENO" "net/enet.h" "ac_cv_header_net_enet_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_enet_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_NET_ENET_H 1" >>confdefs.h
+	for ac_header in net/pfilt.h net/enet.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
 
 fi
 
-	ac_fn_c_check_header_compile "$LINENO" "net/nit.h" "ac_cv_header_net_nit_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_nit_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_NET_NIT_H 1" >>confdefs.h
+done
 
-fi
-ac_fn_c_check_header_compile "$LINENO" "sys/net/nit.h" "ac_cv_header_sys_net_nit_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_net_nit_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_SYS_NET_NIT_H 1" >>confdefs.h
+	for ac_header in net/nit.h sys/net/nit.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
 
 fi
 
-	ac_fn_c_check_header_compile "$LINENO" "linux/socket.h" "ac_cv_header_linux_socket_h" "$ac_includes_default"
-if test "x$ac_cv_header_linux_socket_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_LINUX_SOCKET_H 1" >>confdefs.h
+done
 
-fi
-ac_fn_c_check_header_compile "$LINENO" "net/raw.h" "ac_cv_header_net_raw_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_raw_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_NET_RAW_H 1" >>confdefs.h
+	for ac_header in linux/socket.h net/raw.h sys/dlpi.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
 
 fi
-ac_fn_c_check_header_compile "$LINENO" "sys/dlpi.h" "ac_cv_header_sys_dlpi_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_dlpi_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_SYS_DLPI_H 1" >>confdefs.h
 
-fi
+done
 
-	ac_fn_c_check_header_compile "$LINENO" "config/HaikuConfig.h" "ac_cv_header_config_HaikuConfig_h" "$ac_includes_default"
-if test "x$ac_cv_header_config_HaikuConfig_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_CONFIG_HAIKUCONFIG_H 1" >>confdefs.h
+	for ac_header in config/HaikuConfig.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "config/HaikuConfig.h" "ac_cv_header_config_HaikuConfig_h" "$ac_includes_default"
+if test "x$ac_cv_header_config_HaikuConfig_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_CONFIG_HAIKUCONFIG_H 1
+_ACEOF
 
 fi
 
-	ac_fn_c_check_header_compile "$LINENO" "hurd.h" "ac_cv_header_hurd_h" "$ac_includes_default"
-if test "x$ac_cv_header_hurd_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_HURD_H 1" >>confdefs.h
+done
+
+	for ac_header in hurd.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "hurd.h" "ac_cv_header_hurd_h" "$ac_includes_default"
+if test "x$ac_cv_header_hurd_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_HURD_H 1
+_ACEOF
 
 fi
 
+done
+
 
 	if test "$ac_cv_lbl_bpf_h_defines_biocsetif" = yes; then
 		#
@@ -7859,16 +7365,16 @@ fi
 		# Nothing we support.
 		#
 		V_PCAP=null
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cannot determine packet capture interface" >&5
-printf "%s\n" "$as_me: WARNING: cannot determine packet capture interface" >&2;}
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: (see the INSTALL.md file for more info)" >&5
-printf "%s\n" "$as_me: WARNING: (see the INSTALL.md file for more info)" >&2;}
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cannot determine packet capture interface" >&5
+$as_echo "$as_me: WARNING: cannot determine packet capture interface" >&2;}
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: (see the INSTALL.md file for more info)" >&5
+$as_echo "$as_me: WARNING: (see the INSTALL.md file for more info)" >&2;}
 	fi
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking packet capture type" >&5
-printf %s "checking packet capture type... " >&6; }
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $V_PCAP" >&5
-printf "%s\n" "$V_PCAP" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking packet capture type" >&5
+$as_echo_n "checking packet capture type... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $V_PCAP" >&5
+$as_echo "$V_PCAP" >&6; }
 
 
 #
@@ -7885,12 +7391,11 @@ if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
 	if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args.
 set dummy ${ac_tool_prefix}pkg-config; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_path_PKG_CONFIG+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_path_PKG_CONFIG+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   case $PKG_CONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # Let the user override the test with a path.
@@ -7900,15 +7405,11 @@ else $as_nop
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
-    ac_cv_path_PKG_CONFIG="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_path_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -7920,11 +7421,11 @@ esac
 fi
 PKG_CONFIG=$ac_cv_path_PKG_CONFIG
 if test -n "$PKG_CONFIG"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
-printf "%s\n" "$PKG_CONFIG" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
+$as_echo "$PKG_CONFIG" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -7933,12 +7434,11 @@ if test -z "$ac_cv_path_PKG_CONFIG"; then
   ac_pt_PKG_CONFIG=$PKG_CONFIG
   # Extract the first word of "pkg-config", so it can be a program name with args.
 set dummy pkg-config; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_path_ac_pt_PKG_CONFIG+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_path_ac_pt_PKG_CONFIG+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   case $ac_pt_PKG_CONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_ac_pt_PKG_CONFIG="$ac_pt_PKG_CONFIG" # Let the user override the test with a path.
@@ -7948,15 +7448,11 @@ else $as_nop
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
-    ac_cv_path_ac_pt_PKG_CONFIG="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_path_ac_pt_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -7968,11 +7464,11 @@ esac
 fi
 ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG
 if test -n "$ac_pt_PKG_CONFIG"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5
-printf "%s\n" "$ac_pt_PKG_CONFIG" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5
+$as_echo "$ac_pt_PKG_CONFIG" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
   if test "x$ac_pt_PKG_CONFIG" = x; then
@@ -7980,8 +7476,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     PKG_CONFIG=$ac_pt_PKG_CONFIG
@@ -7993,14 +7489,14 @@ fi
 fi
 if test -n "$PKG_CONFIG"; then
 	_pkg_min_version=0.17.0
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking pkg-config is at least version $_pkg_min_version" >&5
-printf %s "checking pkg-config is at least version $_pkg_min_version... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking pkg-config is at least version $_pkg_min_version" >&5
+$as_echo_n "checking pkg-config is at least version $_pkg_min_version... " >&6; }
 	if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		PKG_CONFIG=""
 	fi
 fi
@@ -8010,12 +7506,11 @@ fi
 #
 # Extract the first word of "brew", so it can be a program name with args.
 set dummy brew; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_path_BREW+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_path_BREW+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   case $BREW in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_BREW="$BREW" # Let the user override the test with a path.
@@ -8025,15 +7520,11 @@ else $as_nop
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
-    ac_cv_path_BREW="$as_dir$ac_word$ac_exec_ext"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_path_BREW="$as_dir/$ac_word$ac_exec_ext"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -8045,11 +7536,11 @@ esac
 fi
 BREW=$ac_cv_path_BREW
 if test -n "$BREW"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $BREW" >&5
-printf "%s\n" "$BREW" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $BREW" >&5
+$as_echo "$BREW" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -8119,18 +7610,19 @@ dlpi)
 	#
 	# Checks for some header files.
 	#
-	ac_fn_c_check_header_compile "$LINENO" "sys/bufmod.h" "ac_cv_header_sys_bufmod_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_bufmod_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_SYS_BUFMOD_H 1" >>confdefs.h
+	for ac_header in sys/bufmod.h sys/dlpi_ext.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
 
 fi
-ac_fn_c_check_header_compile "$LINENO" "sys/dlpi_ext.h" "ac_cv_header_sys_dlpi_ext_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_dlpi_ext_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_SYS_DLPI_EXT_H 1" >>confdefs.h
 
-fi
+done
 
 
 	#
@@ -8146,12 +7638,11 @@ fi
 	#
 	save_LDFLAGS="$LDFLAGS"
 	LDFLAGS="$LIBS -L/lib"
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlpi_walk in -ldlpi" >&5
-printf %s "checking for dlpi_walk in -ldlpi... " >&6; }
-if test ${ac_cv_lib_dlpi_dlpi_walk+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlpi_walk in -ldlpi" >&5
+$as_echo_n "checking for dlpi_walk in -ldlpi... " >&6; }
+if test "${ac_cv_lib_dlpi_dlpi_walk+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldlpi  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8160,29 +7651,30 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char dlpi_walk ();
 int
-main (void)
+main ()
 {
 return dlpi_walk ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_dlpi_dlpi_walk=yes
-else $as_nop
+else
   ac_cv_lib_dlpi_dlpi_walk=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dlpi_dlpi_walk" >&5
-printf "%s\n" "$ac_cv_lib_dlpi_dlpi_walk" >&6; }
-if test "x$ac_cv_lib_dlpi_dlpi_walk" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dlpi_dlpi_walk" >&5
+$as_echo "$ac_cv_lib_dlpi_dlpi_walk" >&6; }
+if test "x$ac_cv_lib_dlpi_dlpi_walk" = x""yes; then :
 
 			LIBS="-ldlpi $LIBS"
 			LIBS_STATIC="-ldlpi $LIBS_STATIC"
@@ -8195,10 +7687,10 @@ then :
 			#
 			PLATFORM_C_SRC="pcap-libdlpi.c dlpisubs.c"
 
-printf "%s\n" "#define HAVE_LIBDLPI 1" >>confdefs.h
+$as_echo "#define HAVE_LIBDLPI 1" >>confdefs.h
 
 
-else $as_nop
+else
 
 			V_PCAP=dlpi
 
@@ -8216,12 +7708,11 @@ fi
 	# Checks whether <sys/dlpi.h> is usable, to catch weird SCO
 	# versions of DLPI.
 	#
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether <sys/dlpi.h> is usable" >&5
-printf %s "checking whether <sys/dlpi.h> is usable... " >&6; }
-	if test ${ac_cv_sys_dlpi_usable+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether <sys/dlpi.h> is usable" >&5
+$as_echo_n "checking whether <sys/dlpi.h> is usable... " >&6; }
+	if test "${ac_cv_sys_dlpi_usable+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -8230,26 +7721,25 @@ else $as_nop
 			#include <sys/dlpi.h>
 
 int
-main (void)
+main ()
 {
 int i = DL_PROMISC_PHYS;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_sys_dlpi_usable=yes
-else $as_nop
+else
   ac_cv_sys_dlpi_usable=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_dlpi_usable" >&5
-printf "%s\n" "$ac_cv_sys_dlpi_usable" >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_dlpi_usable" >&5
+$as_echo "$ac_cv_sys_dlpi_usable" >&6; }
 	if test $ac_cv_sys_dlpi_usable = no ; then
-		as_fn_error $? "<sys/dlpi.h> is not usable on this system; it probably has a non-standard DLPI" "$LINENO" 5
+		as_fn_error "<sys/dlpi.h> is not usable on this system; it probably has a non-standard DLPI" "$LINENO" 5
 	fi
 
 	#
@@ -8263,10 +7753,11 @@ printf "%s\n" "$ac_cv_sys_dlpi_usable" >&6; }
 		#include <sys/dlpi.h>
 
 "
-if test "x$ac_cv_type_dl_passive_req_t" = xyes
-then :
+if test "x$ac_cv_type_dl_passive_req_t" = x""yes; then :
 
-printf "%s\n" "#define HAVE_DL_PASSIVE_REQ_T 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DL_PASSIVE_REQ_T 1
+_ACEOF
 
 
 fi
@@ -8289,24 +7780,19 @@ haiku)
 	#
 	# Just for the sake of it.
 	#
-	ac_fn_c_check_header_compile "$LINENO" "net/if.h" "ac_cv_header_net_if_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_if_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_NET_IF_H 1" >>confdefs.h
-
-fi
-ac_fn_c_check_header_compile "$LINENO" "net/if_dl.h" "ac_cv_header_net_if_dl_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_if_dl_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_NET_IF_DL_H 1" >>confdefs.h
+	for ac_header in net/if.h net/if_dl.h net/if_types.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
 
 fi
-ac_fn_c_check_header_compile "$LINENO" "net/if_types.h" "ac_cv_header_net_if_types_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_if_types_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_NET_IF_TYPES_H 1" >>confdefs.h
 
-fi
+done
 
 	;;
 
@@ -8319,18 +7805,23 @@ linux)
 	#
 	# Do we have the wireless extensions?
 	#
-	ac_fn_c_check_header_compile "$LINENO" "linux/wireless.h" "ac_cv_header_linux_wireless_h" "
+	for ac_header in linux/wireless.h
+do :
+  ac_fn_c_check_header_compile "$LINENO" "linux/wireless.h" "ac_cv_header_linux_wireless_h" "
 #include <sys/socket.h>
 #include <linux/if.h>
 #include <linux/types.h>
 
 "
-if test "x$ac_cv_header_linux_wireless_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_LINUX_WIRELESS_H 1" >>confdefs.h
+if test "x$ac_cv_header_linux_wireless_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LINUX_WIRELESS_H 1
+_ACEOF
 
 fi
 
+done
+
 
 	#
 	# Do we have libnl?
@@ -8343,10 +7834,9 @@ fi
 	#
 
 # Check whether --with-libnl was given.
-if test ${with_libnl+y}
-then :
+if test "${with_libnl+set}" = set; then :
   withval=$with_libnl; with_libnl=$withval
-else $as_nop
+else
   with_libnl=if_available
 fi
 
@@ -8356,21 +7846,21 @@ fi
 		# Check for libnl-genl-3.0 with pkg-config.
 		#
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libnl-genl-3.0 with pkg-config" >&5
-printf %s "checking for libnl-genl-3.0 with pkg-config... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libnl-genl-3.0 with pkg-config" >&5
+$as_echo_n "checking for libnl-genl-3.0 with pkg-config... " >&6; }
 if test -n "$PKG_CONFIG"; then
 
-    if { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libnl-genl-3.0\""; } >&5
+    if { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libnl-genl-3.0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libnl-genl-3.0") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
 	#
 	# The package was found, so try to get its C flags and
 	# libraries.
 	#
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found" >&5
-printf "%s\n" "found" >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: found" >&5
+$as_echo "found" >&6; }
 	if test ! -n "$LIBNL_CFLAGS"; then
     LIBNL_CFLAGS=`$PKG_CONFIG --cflags "libnl-genl-3.0" 2>/dev/null`
     if test "x$?" != "x0"; then
@@ -8392,7 +7882,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --cflags "libnl-genl-3.0" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --cflags \"libnl-genl-3.0\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --cflags \"libnl-genl-3.0\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 	if test ! -n "$LIBNL_LIBS"; then
@@ -8416,7 +7906,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --libs "libnl-genl-3.0" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --libs \"libnl-genl-3.0\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --libs \"libnl-genl-3.0\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 	if test ! -n "$LIBNL_LIBS_STATIC"; then
@@ -8440,7 +7930,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --libs --static "libnl-genl-3.0" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --libs --static \"libnl-genl-3.0\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --libs --static \"libnl-genl-3.0\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 
@@ -8450,18 +7940,18 @@ fi
 			ADDITIONAL_LIBS_STATIC="$LIBNL_LIBS_STATIC $ADDITIONAL_LIBS_STATIC"
 			REQUIRES_PRIVATE="libnl-genl-3.0 $REQUIRES_PRIVATE"
 
-printf "%s\n" "#define HAVE_LIBNL 1" >>confdefs.h
+$as_echo "#define HAVE_LIBNL 1" >>confdefs.h
 
 
     else
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not found" >&5
-printf "%s\n" "not found" >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+$as_echo "not found" >&6; }
         :
     fi
 else
     # No pkg-config, so obviously not found with pkg-config.
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: pkg-config not found" >&5
-printf "%s\n" "pkg-config not found" >&6; }
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: pkg-config not found" >&5
+$as_echo "pkg-config not found" >&6; }
     :
 fi
 
@@ -8486,12 +7976,11 @@ fi
 				;;
 			esac
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nl_socket_alloc in -lnl-3" >&5
-printf %s "checking for nl_socket_alloc in -lnl-3... " >&6; }
-if test ${ac_cv_lib_nl_3_nl_socket_alloc+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for nl_socket_alloc in -lnl-3" >&5
+$as_echo_n "checking for nl_socket_alloc in -lnl-3... " >&6; }
+if test "${ac_cv_lib_nl_3_nl_socket_alloc+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lnl-3 ${incdir} ${libnldir} -lnl-genl-3 -lnl-3  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8500,29 +7989,30 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char nl_socket_alloc ();
 int
-main (void)
+main ()
 {
 return nl_socket_alloc ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_nl_3_nl_socket_alloc=yes
-else $as_nop
+else
   ac_cv_lib_nl_3_nl_socket_alloc=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nl_3_nl_socket_alloc" >&5
-printf "%s\n" "$ac_cv_lib_nl_3_nl_socket_alloc" >&6; }
-if test "x$ac_cv_lib_nl_3_nl_socket_alloc" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nl_3_nl_socket_alloc" >&5
+$as_echo "$ac_cv_lib_nl_3_nl_socket_alloc" >&6; }
+if test "x$ac_cv_lib_nl_3_nl_socket_alloc" = x""yes; then :
 
 				#
 				# Yes, we have libnl 3.x.
@@ -8531,11 +8021,11 @@ then :
 				ADDITIONAL_LIBS_STATIC="${libnldir} -lnl-genl-3 -lnl-3 $ADDITIONAL_LIBS_STATIC"
 				LIBS_PRIVATE="${libnldir} -lnl-genl-3 -lnl-3 $LIBS_PRIVATE"
 
-printf "%s\n" "#define HAVE_LIBNL 1" >>confdefs.h
+$as_echo "#define HAVE_LIBNL 1" >>confdefs.h
 
 				V_INCLS="$V_INCLS ${incdir}"
 
-else $as_nop
+else
 
 				#
 				# No, we don't have libnl at all.
@@ -8543,7 +8033,7 @@ else $as_nop
 				# it.
 				#
 				if test x$with_libnl = xyes ; then
-					as_fn_error $? "libnl support requested but libnl not found" "$LINENO" 5
+					as_fn_error "libnl support requested but libnl not found" "$LINENO" 5
 				fi
 
 fi
@@ -8564,10 +8054,11 @@ fi
 		#include <linux/if_packet.h>
 
 "
-if test "x$ac_cv_member_struct_tpacket_auxdata_tp_vlan_tci" = xyes
-then :
+if test "x$ac_cv_member_struct_tpacket_auxdata_tp_vlan_tci" = x""yes; then :
 
-printf "%s\n" "#define HAVE_STRUCT_TPACKET_AUXDATA_TP_VLAN_TCI 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_TPACKET_AUXDATA_TP_VLAN_TCI 1
+_ACEOF
 
 
 fi
@@ -8583,13 +8074,18 @@ bpf)
 	#
 	# Check whether we have the *BSD-style ioctls.
 	#
-	ac_fn_c_check_header_compile "$LINENO" "net/if_media.h" "ac_cv_header_net_if_media_h" "$ac_includes_default"
-if test "x$ac_cv_header_net_if_media_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_NET_IF_MEDIA_H 1" >>confdefs.h
+	for ac_header in net/if_media.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "net/if_media.h" "ac_cv_header_net_if_media_h" "$ac_includes_default"
+if test "x$ac_cv_header_net_if_media_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_NET_IF_MEDIA_H 1
+_ACEOF
 
 fi
 
+done
+
 
 	#
 	# Check whether we have struct BPF_TIMEVAL.
@@ -8603,10 +8099,11 @@ fi
 		#include <net/bpf.h>
 
 "
-if test "x$ac_cv_type_struct_BPF_TIMEVAL" = xyes
-then :
+if test "x$ac_cv_type_struct_BPF_TIMEVAL" = x""yes; then :
 
-printf "%s\n" "#define HAVE_STRUCT_BPF_TIMEVAL 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_BPF_TIMEVAL 1
+_ACEOF
 
 
 fi
@@ -8687,23 +8184,21 @@ null)
 	;;
 
 *)
-	as_fn_error $? "$V_PCAP is not a valid pcap type" "$LINENO" 5
+	as_fn_error "$V_PCAP is not a valid pcap type" "$LINENO" 5
 	;;
 esac
 
 if test "$V_PCAP" != null
 then
 	ac_fn_c_check_func "$LINENO" "getifaddrs" "ac_cv_func_getifaddrs"
-if test "x$ac_cv_func_getifaddrs" = xyes
-then :
+if test "x$ac_cv_func_getifaddrs" = x""yes; then :
 
 		#
 		# We have "getifaddrs()"; make sure we have <ifaddrs.h>
 		# as well, just in case some platform is really weird.
 		#
-		ac_fn_c_check_header_compile "$LINENO" "ifaddrs.h" "ac_cv_header_ifaddrs_h" "$ac_includes_default"
-if test "x$ac_cv_header_ifaddrs_h" = xyes
-then :
+		ac_fn_c_check_header_mongrel "$LINENO" "ifaddrs.h" "ac_cv_header_ifaddrs_h" "$ac_includes_default"
+if test "x$ac_cv_header_ifaddrs_h" = x""yes; then :
 
 		    #
 		    # We have the header, so we use "getifaddrs()" to
@@ -8711,7 +8206,7 @@ then :
 		    #
 		    PLATFORM_C_SRC="$PLATFORM_C_SRC fad-getad.c"
 
-else $as_nop
+else
 
 		    #
 		    # We don't have the header - give up.
@@ -8722,12 +8217,13 @@ else $as_nop
 		    # but without "ifaddrs.h", if there is something
 		    # we can do on those systems.
 		    #
-		    as_fn_error $? "Your system has getifaddrs() but doesn't have a usable <ifaddrs.h>." "$LINENO" 5
+		    as_fn_error "Your system has getifaddrs() but doesn't have a usable <ifaddrs.h>." "$LINENO" 5
 
 fi
 
 
-else $as_nop
+
+else
 
 		#
 		# Well, we don't have "getifaddrs()", at least not with the
@@ -8746,12 +8242,11 @@ else $as_nop
 		# be built atop SIOCGLIFCONF; using it directly
 		# avoids a not-all-that-useful middleman.)
 		#
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we have SIOCGLIFCONF" >&5
-printf %s "checking whether we have SIOCGLIFCONF... " >&6; }
-		if test ${ac_cv_lbl_have_siocglifconf+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have SIOCGLIFCONF" >&5
+$as_echo_n "checking whether we have SIOCGLIFCONF... " >&6; }
+		if test "${ac_cv_lbl_have_siocglifconf+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/param.h>
@@ -8760,24 +8255,23 @@ else $as_nop
 			#include <sys/socket.h>
 			#include <sys/sockio.h>
 int
-main (void)
+main ()
 {
 ioctl(0, SIOCGLIFCONF, (char *)0);
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_lbl_have_siocglifconf=yes
-else $as_nop
+else
   ac_cv_lbl_have_siocglifconf=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_have_siocglifconf" >&5
-printf "%s\n" "$ac_cv_lbl_have_siocglifconf" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_have_siocglifconf" >&5
+$as_echo "$ac_cv_lbl_have_siocglifconf" >&6; }
 		if test $ac_cv_lbl_have_siocglifconf = yes ; then
 			PLATFORM_C_SRC="$PLATFORM_C_SRC fad-glifc.c"
 		else
@@ -8790,17 +8284,22 @@ fi
 
 case "$host_os" in
 linux*)
-	ac_fn_c_check_header_compile "$LINENO" "linux/net_tstamp.h" "ac_cv_header_linux_net_tstamp_h" "$ac_includes_default"
-if test "x$ac_cv_header_linux_net_tstamp_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_LINUX_NET_TSTAMP_H 1" >>confdefs.h
+	for ac_header in linux/net_tstamp.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "linux/net_tstamp.h" "ac_cv_header_linux_net_tstamp_h" "$ac_includes_default"
+if test "x$ac_cv_header_linux_net_tstamp_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LINUX_NET_TSTAMP_H 1
+_ACEOF
 
 fi
 
+done
+
 	;;
 *)
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: no hardware timestamp support implemented for $host_os" >&5
-printf "%s\n" "$as_me: no hardware timestamp support implemented for $host_os" >&6;}
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: no hardware timestamp support implemented for $host_os" >&5
+$as_echo "$as_me: no hardware timestamp support implemented for $host_os" >&6;}
 	;;
 esac
 
@@ -8812,20 +8311,20 @@ ac_fn_c_check_type "$LINENO" "socklen_t" "ac_cv_type_socklen_t" "
 	#include <sys/socket.h>
 
 "
-if test "x$ac_cv_type_socklen_t" = xyes
-then :
+if test "x$ac_cv_type_socklen_t" = x""yes; then :
 
-printf "%s\n" "#define HAVE_SOCKLEN_T 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_SOCKLEN_T 1
+_ACEOF
 
 
 fi
 
 
 # Check whether --enable-ipv6 was given.
-if test ${enable_ipv6+y}
-then :
+if test "${enable_ipv6+set}" = set; then :
   enableval=$enable_ipv6;
-else $as_nop
+else
   enable_ipv6=yes
 fi
 
@@ -8835,15 +8334,14 @@ if test "$enable_ipv6" != "no"; then
 	# AC_LBL_LIBRARY_NET.
 	#
 
-printf "%s\n" "#define INET6 1" >>confdefs.h
+$as_echo "#define INET6 1" >>confdefs.h
 
 fi
 
 # Check for Endace DAG card support.
 
 # Check whether --with-dag was given.
-if test ${with_dag+y}
-then :
+if test "${with_dag+set}" = set; then :
   withval=$with_dag;
 	if test "$withval" = no
 	then
@@ -8859,7 +8357,7 @@ then :
 		dag_root=$withval
 	fi
 
-else $as_nop
+else
 
 	if test "$V_PCAP" = dag; then
 		# User requested DAG-only libpcap, so we'd better have
@@ -8881,8 +8379,7 @@ fi
 
 
 # Check whether --with-dag-includes was given.
-if test ${with_dag_includes+y}
-then :
+if test "${with_dag_includes+set}" = set; then :
   withval=$with_dag_includes;
 	# User wants DAG support and has specified a header directory, so use the provided value.
 	want_dag=yes
@@ -8893,8 +8390,7 @@ fi
 
 
 # Check whether --with-dag-libraries was given.
-if test ${with_dag_libraries+y}
-then :
+if test "${with_dag_libraries+set}" = set; then :
   withval=$with_dag_libraries;
 	# User wants DAG support and has specified a library directory, so use the provided value.
 	want_dag=yes
@@ -8931,13 +8427,18 @@ if test "$want_dag" != no; then
 	save_LDFLAGS="$LDFLAGS"
 
 	CFLAGS="$CFLAGS -I$dag_include_dir"
-	ac_fn_c_check_header_compile "$LINENO" "dagapi.h" "ac_cv_header_dagapi_h" "$ac_includes_default"
-if test "x$ac_cv_header_dagapi_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_DAGAPI_H 1" >>confdefs.h
+	for ac_header in dagapi.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "dagapi.h" "ac_cv_header_dagapi_h" "$ac_includes_default"
+if test "x$ac_cv_header_dagapi_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DAGAPI_H 1
+_ACEOF
 
 fi
 
+done
+
 
 	CFLAGS="$save_CFLAGS"
 	LIBS="$save_LIBS"
@@ -8961,12 +8462,11 @@ fi
 	save_LDFLAGS="$LDFLAGS"
 
 		LDFLAGS="-L$dag_lib_dir"
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dag_attach_stream in -ldag" >&5
-printf %s "checking for dag_attach_stream in -ldag... " >&6; }
-if test ${ac_cv_lib_dag_dag_attach_stream+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_attach_stream in -ldag" >&5
+$as_echo_n "checking for dag_attach_stream in -ldag... " >&6; }
+if test "${ac_cv_lib_dag_dag_attach_stream+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldag  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8975,29 +8475,30 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char dag_attach_stream ();
 int
-main (void)
+main ()
 {
 return dag_attach_stream ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_dag_dag_attach_stream=yes
-else $as_nop
+else
   ac_cv_lib_dag_dag_attach_stream=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_attach_stream" >&5
-printf "%s\n" "$ac_cv_lib_dag_dag_attach_stream" >&6; }
-if test "x$ac_cv_lib_dag_dag_attach_stream" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_attach_stream" >&5
+$as_echo "$ac_cv_lib_dag_dag_attach_stream" >&6; }
+if test "x$ac_cv_lib_dag_dag_attach_stream" = x""yes; then :
 
 			#
 			# We assume that if we have libdag we have
@@ -9008,16 +8509,15 @@ then :
 			ADDITIONAL_LIBS_STATIC="-L$dag_lib_dir $ADDITIONAL_LIBS_STATIC -ldag -ldagconf"
 			LIBS_PRIVATE="-L$dag_lib_dir $LIBS_PRIVATE -ldag -ldagconf"
 
-else $as_nop
-  as_fn_error $? "DAG library lacks streams support" "$LINENO" 5
+else
+  as_fn_error "DAG library lacks streams support" "$LINENO" 5
 fi
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dag_attach_stream64 in -ldag" >&5
-printf %s "checking for dag_attach_stream64 in -ldag... " >&6; }
-if test ${ac_cv_lib_dag_dag_attach_stream64+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_attach_stream64 in -ldag" >&5
+$as_echo_n "checking for dag_attach_stream64 in -ldag... " >&6; }
+if test "${ac_cv_lib_dag_dag_attach_stream64+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldag  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9026,40 +8526,40 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char dag_attach_stream64 ();
 int
-main (void)
+main ()
 {
 return dag_attach_stream64 ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_dag_dag_attach_stream64=yes
-else $as_nop
+else
   ac_cv_lib_dag_dag_attach_stream64=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_attach_stream64" >&5
-printf "%s\n" "$ac_cv_lib_dag_dag_attach_stream64" >&6; }
-if test "x$ac_cv_lib_dag_dag_attach_stream64" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_attach_stream64" >&5
+$as_echo "$ac_cv_lib_dag_dag_attach_stream64" >&6; }
+if test "x$ac_cv_lib_dag_dag_attach_stream64" = x""yes; then :
   dag_large_streams="1"
-else $as_nop
+else
   dag_large_streams="0"
 fi
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dag_get_erf_types in -ldag" >&5
-printf %s "checking for dag_get_erf_types in -ldag... " >&6; }
-if test ${ac_cv_lib_dag_dag_get_erf_types+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_get_erf_types in -ldag" >&5
+$as_echo_n "checking for dag_get_erf_types in -ldag... " >&6; }
+if test "${ac_cv_lib_dag_dag_get_erf_types+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldag  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9068,41 +8568,41 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char dag_get_erf_types ();
 int
-main (void)
+main ()
 {
 return dag_get_erf_types ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_dag_dag_get_erf_types=yes
-else $as_nop
+else
   ac_cv_lib_dag_dag_get_erf_types=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_get_erf_types" >&5
-printf "%s\n" "$ac_cv_lib_dag_dag_get_erf_types" >&6; }
-if test "x$ac_cv_lib_dag_dag_get_erf_types" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_get_erf_types" >&5
+$as_echo "$ac_cv_lib_dag_dag_get_erf_types" >&6; }
+if test "x$ac_cv_lib_dag_dag_get_erf_types" = x""yes; then :
 
 
-printf "%s\n" "#define HAVE_DAG_GET_ERF_TYPES 1" >>confdefs.h
+$as_echo "#define HAVE_DAG_GET_ERF_TYPES 1" >>confdefs.h
 
 fi
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dag_get_stream_erf_types in -ldag" >&5
-printf %s "checking for dag_get_stream_erf_types in -ldag... " >&6; }
-if test ${ac_cv_lib_dag_dag_get_stream_erf_types+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_get_stream_erf_types in -ldag" >&5
+$as_echo_n "checking for dag_get_stream_erf_types in -ldag... " >&6; }
+if test "${ac_cv_lib_dag_dag_get_stream_erf_types+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldag  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9111,32 +8611,33 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char dag_get_stream_erf_types ();
 int
-main (void)
+main ()
 {
 return dag_get_stream_erf_types ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_dag_dag_get_stream_erf_types=yes
-else $as_nop
+else
   ac_cv_lib_dag_dag_get_stream_erf_types=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_get_stream_erf_types" >&5
-printf "%s\n" "$ac_cv_lib_dag_dag_get_stream_erf_types" >&6; }
-if test "x$ac_cv_lib_dag_dag_get_stream_erf_types" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_get_stream_erf_types" >&5
+$as_echo "$ac_cv_lib_dag_dag_get_stream_erf_types" >&6; }
+if test "x$ac_cv_lib_dag_dag_get_stream_erf_types" = x""yes; then :
 
 
-printf "%s\n" "#define HAVE_DAG_GET_STREAM_ERF_TYPES 1" >>confdefs.h
+$as_echo "#define HAVE_DAG_GET_STREAM_ERF_TYPES 1" >>confdefs.h
 
 fi
 
@@ -9153,7 +8654,7 @@ fi
 		#
 		if test "$dag_large_streams" = 1; then
 
-printf "%s\n" "#define HAVE_DAG_LARGE_STREAMS_API 1" >>confdefs.h
+$as_echo "#define HAVE_DAG_LARGE_STREAMS_API 1" >>confdefs.h
 
 
 	save_CFLAGS="$CFLAGS"
@@ -9162,12 +8663,11 @@ printf "%s\n" "#define HAVE_DAG_LARGE_STREAMS_API 1" >>confdefs.h
 
 			LIBS="$LIBS -ldag -ldagconf"
 			LDFLAGS="$LDFLAGS -L$dag_lib_dir"
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for vdag_set_device_info in -lvdag" >&5
-printf %s "checking for vdag_set_device_info in -lvdag... " >&6; }
-if test ${ac_cv_lib_vdag_vdag_set_device_info+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for vdag_set_device_info in -lvdag" >&5
+$as_echo_n "checking for vdag_set_device_info in -lvdag... " >&6; }
+if test "${ac_cv_lib_vdag_vdag_set_device_info+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lvdag  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9176,31 +8676,32 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char vdag_set_device_info ();
 int
-main (void)
+main ()
 {
 return vdag_set_device_info ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_vdag_vdag_set_device_info=yes
-else $as_nop
+else
   ac_cv_lib_vdag_vdag_set_device_info=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_vdag_vdag_set_device_info" >&5
-printf "%s\n" "$ac_cv_lib_vdag_vdag_set_device_info" >&6; }
-if test "x$ac_cv_lib_vdag_vdag_set_device_info" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_vdag_vdag_set_device_info" >&5
+$as_echo "$ac_cv_lib_vdag_vdag_set_device_info" >&6; }
+if test "x$ac_cv_lib_vdag_vdag_set_device_info" = x""yes; then :
   ac_dag_have_vdag="1"
-else $as_nop
+else
   ac_dag_have_vdag="0"
 fi
 
@@ -9211,10 +8712,10 @@ fi
 
 			if test "$ac_dag_have_vdag" = 1; then
 
-printf "%s\n" "#define HAVE_DAG_VDAG 1" >>confdefs.h
+$as_echo "#define HAVE_DAG_VDAG 1" >>confdefs.h
 
 				if test "$ac_lbl_have_pthreads" != "found"; then
-					as_fn_error $? "DAG requires pthreads, but we didn't find them" "$LINENO" 5
+					as_fn_error "DAG requires pthreads, but we didn't find them" "$LINENO" 5
 				fi
 				ADDITIONAL_LIBS="$ADDITIONAL_LIBS $PTHREAD_LIBS"
 				ADDITIONAL_LIBS_STATIC="$ADDITIONAL_LIBS_STATIC $PTHREAD_LIBS"
@@ -9223,18 +8724,18 @@ printf "%s\n" "#define HAVE_DAG_VDAG 1" >>confdefs.h
 		fi
 
 
-printf "%s\n" "#define HAVE_DAG_API 1" >>confdefs.h
+$as_echo "#define HAVE_DAG_API 1" >>confdefs.h
 
 	else
 		if test "$V_PCAP" = dag; then
 			# User requested "dag" capture type but we couldn't
 			# find the DAG API support.
-			as_fn_error $? "DAG support requested with --with-pcap=dag, but the DAG headers weren't found at $dag_include_dir: make sure the DAG support is installed, specify a different path or paths if necessary, or don't request DAG support" "$LINENO" 5
+			as_fn_error "DAG support requested with --with-pcap=dag, but the DAG headers weren't found at $dag_include_dir: make sure the DAG support is installed, specify a different path or paths if necessary, or don't request DAG support" "$LINENO" 5
 		fi
 
 		if test "$want_dag" = yes; then
 			# User wanted DAG support but we couldn't find it.
-			as_fn_error $? "DAG support requested with --with-dag, but the DAG headers weren't found at $dag_include_dir: make sure the DAG support is installed, specify a different path or paths if necessary, or don't request DAG support" "$LINENO" 5
+			as_fn_error "DAG support requested with --with-dag, but the DAG headers weren't found at $dag_include_dir: make sure the DAG support is installed, specify a different path or paths if necessary, or don't request DAG support" "$LINENO" 5
 		fi
 	fi
 	CFLAGS="$save_CFLAGS"
@@ -9242,8 +8743,7 @@ fi
 
 
 # Check whether --with-septel was given.
-if test ${with_septel+y}
-then :
+if test "${with_septel+set}" = set; then :
   withval=$with_septel;
 	if test "$withval" = no
 	then
@@ -9257,7 +8757,7 @@ then :
 		septel_root=$withval
 	fi
 
-else $as_nop
+else
 
 	if test "$V_PCAP" = septel; then
 		# User requested Septel-only libpcap, so we'd better have
@@ -9280,8 +8780,8 @@ fi
 ac_cv_lbl_septel_api=no
 if test "$with_septel" != no; then
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we have Septel API headers" >&5
-printf %s "checking whether we have Septel API headers... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have Septel API headers" >&5
+$as_echo_n "checking whether we have Septel API headers... " >&6; }
 
 	# If necessary, set default paths for Septel API headers and libraries.
 	if test -z "$septel_root"; then
@@ -9296,8 +8796,8 @@ printf %s "checking whether we have Septel API headers... " >&6; }
 	fi
 
 	if test "$ac_cv_lbl_septel_api" = yes; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes ($septel_include_dir)" >&5
-printf "%s\n" "yes ($septel_include_dir)" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes ($septel_include_dir)" >&5
+$as_echo "yes ($septel_include_dir)" >&6; }
 
 		V_INCLS="$V_INCLS -I$septel_include_dir"
 		ADDLOBJS="$ADDLOBJS $septel_tools_dir/asciibin.o $septel_tools_dir/bit2byte.o $septel_tools_dir/confirm.o $septel_tools_dir/fmtmsg.o $septel_tools_dir/gct_unix.o $septel_tools_dir/hqueue.o $septel_tools_dir/ident.o $septel_tools_dir/mem.o $septel_tools_dir/pack.o $septel_tools_dir/parse.o $septel_tools_dir/pool.o $septel_tools_dir/sdlsig.o $septel_tools_dir/strtonum.o $septel_tools_dir/timer.o $septel_tools_dir/trace.o"
@@ -9308,21 +8808,21 @@ printf "%s\n" "yes ($septel_include_dir)" >&6; }
 		fi
 
 
-printf "%s\n" "#define HAVE_SEPTEL_API 1" >>confdefs.h
+$as_echo "#define HAVE_SEPTEL_API 1" >>confdefs.h
 
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
 		if test "$V_PCAP" = septel; then
 			# User requested "septel" capture type but
 			# we couldn't find the Septel API support.
-			as_fn_error $? "Septel support requested with --with-pcap=septel, but the Septel headers weren't found at $septel_include_dir: make sure the Septel support is installed, specify a different path or paths if necessary, or don't request Septel support" "$LINENO" 5
+			as_fn_error "Septel support requested with --with-pcap=septel, but the Septel headers weren't found at $septel_include_dir: make sure the Septel support is installed, specify a different path or paths if necessary, or don't request Septel support" "$LINENO" 5
 		fi
 
 		if test "$want_septel" = yes; then
 			# User wanted Septel support but we couldn't find it.
-			as_fn_error $? "Septel support requested with --with-septel, but the Septel headers weren't found at $septel_include_dir: make sure the Septel support is installed, specify a different path or paths if necessary, or don't request Septel support" "$LINENO" 5
+			as_fn_error "Septel support requested with --with-septel, but the Septel headers weren't found at $septel_include_dir: make sure the Septel support is installed, specify a different path or paths if necessary, or don't request Septel support" "$LINENO" 5
 		fi
 	fi
 fi
@@ -9330,8 +8830,7 @@ fi
 # Check for Myricom SNF support.
 
 # Check whether --with-snf was given.
-if test ${with_snf+y}
-then :
+if test "${with_snf+set}" = set; then :
   withval=$with_snf;
 	if test "$withval" = no
 	then
@@ -9347,7 +8846,7 @@ then :
 		snf_root=$withval
 	fi
 
-else $as_nop
+else
 
 	if test "$V_PCAP" = snf; then
 		# User requested Sniffer-only libpcap, so we'd better have
@@ -9369,8 +8868,7 @@ fi
 
 
 # Check whether --with-snf-includes was given.
-if test ${with_snf_includes+y}
-then :
+if test "${with_snf_includes+set}" = set; then :
   withval=$with_snf_includes;
 	# User wants SNF with specific header directory
 	want_snf=yes
@@ -9381,8 +8879,7 @@ fi
 
 
 # Check whether --with-snf-libraries was given.
-if test ${with_snf_libraries+y}
-then :
+if test "${with_snf_libraries+set}" = set; then :
   withval=$with_snf_libraries;
 	# User wants SNF with specific lib directory
 	want_snf=yes
@@ -9394,8 +8891,8 @@ fi
 ac_cv_lbl_snf_api=no
 if test "$with_snf" != no; then
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we have Myricom Sniffer API" >&5
-printf %s "checking whether we have Myricom Sniffer API... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have Myricom Sniffer API" >&5
+$as_echo_n "checking whether we have Myricom Sniffer API... " >&6; }
 
 	# If necessary, set default paths for Sniffer headers and libraries.
 	if test -z "$snf_root"; then
@@ -9425,12 +8922,11 @@ printf %s "checking whether we have Myricom Sniffer API... " >&6; }
 	save_LDFLAGS="$LDFLAGS"
 
 		LDFLAGS="$LDFLAGS -L$snf_lib_dir"
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for snf_init in -lsnf" >&5
-printf %s "checking for snf_init in -lsnf... " >&6; }
-if test ${ac_cv_lib_snf_snf_init+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for snf_init in -lsnf" >&5
+$as_echo_n "checking for snf_init in -lsnf... " >&6; }
+if test "${ac_cv_lib_snf_snf_init+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsnf  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9439,29 +8935,30 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char snf_init ();
 int
-main (void)
+main ()
 {
 return snf_init ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_snf_snf_init=yes
-else $as_nop
+else
   ac_cv_lib_snf_snf_init=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_snf_snf_init" >&5
-printf "%s\n" "$ac_cv_lib_snf_snf_init" >&6; }
-if test "x$ac_cv_lib_snf_snf_init" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_snf_snf_init" >&5
+$as_echo "$ac_cv_lib_snf_snf_init" >&6; }
+if test "x$ac_cv_lib_snf_snf_init" = x""yes; then :
   ac_cv_lbl_snf_api="yes"
 fi
 
@@ -9471,13 +8968,13 @@ fi
 	LDFLAGS="$save_LDFLAGS"
 
 		if test "$ac_cv_lbl_snf_api" = no; then
-			as_fn_error $? "SNF API cannot correctly be linked; check config.log" "$LINENO" 5
+			as_fn_error "SNF API cannot correctly be linked; check config.log" "$LINENO" 5
 		fi
 	fi
 
 	if test "$ac_cv_lbl_snf_api" = yes; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes ($snf_root)" >&5
-printf "%s\n" "yes ($snf_root)" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes ($snf_root)" >&5
+$as_echo "yes ($snf_root)" >&6; }
 
 		V_INCLS="$V_INCLS -I$snf_include_dir"
 		ADDITIONAL_LIBS="$ADDITIONAL_LIBS -L$snf_lib_dir -lsnf"
@@ -9489,20 +8986,20 @@ printf "%s\n" "yes ($snf_root)" >&6; }
 		fi
 
 
-printf "%s\n" "#define HAVE_SNF_API 1" >>confdefs.h
+$as_echo "#define HAVE_SNF_API 1" >>confdefs.h
 
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
 		if test "$want_snf" = yes; then
 			# User requested "snf" capture type but
 			# we couldn't find the Sniffer API support.
-			as_fn_error $? "Myricom Sniffer support requested with --with-pcap=snf, but the Sniffer headers weren't found at $snf_include_dir: make sure the Sniffer support is installed, specify a different path or paths if necessary, or don't request Sniffer support" "$LINENO" 5
+			as_fn_error "Myricom Sniffer support requested with --with-pcap=snf, but the Sniffer headers weren't found at $snf_include_dir: make sure the Sniffer support is installed, specify a different path or paths if necessary, or don't request Sniffer support" "$LINENO" 5
 		fi
 
 		if test "$want_snf" = yes; then
-			as_fn_error $? "Myricom Sniffer support requested with --with-snf, but the Sniffer headers weren't found at $snf_include_dir: make sure the Sniffer support is installed, specify a different path or paths if necessary, or don't request Sniffer support" "$LINENO" 5
+			as_fn_error "Myricom Sniffer support requested with --with-snf, but the Sniffer headers weren't found at $snf_include_dir: make sure the Sniffer support is installed, specify a different path or paths if necessary, or don't request Sniffer support" "$LINENO" 5
 		fi
 	fi
 fi
@@ -9510,8 +9007,7 @@ fi
 # Check for Riverbed TurboCap support.
 
 # Check whether --with-turbocap was given.
-if test ${with_turbocap+y}
-then :
+if test "${with_turbocap+set}" = set; then :
   withval=$with_turbocap;
 	if test "$withval" = no
 	then
@@ -9527,7 +9023,7 @@ then :
 		turbocap_root=$withval
 	fi
 
-else $as_nop
+else
 
 	if test "xxx_only" = yes; then
 		# User requested something-else-only pcap, so they don't
@@ -9546,8 +9042,8 @@ fi
 ac_cv_lbl_turbocap_api=no
 if test "$want_turbocap" != no; then
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether TurboCap is supported" >&5
-printf %s "checking whether TurboCap is supported... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether TurboCap is supported" >&5
+$as_echo_n "checking whether TurboCap is supported... " >&6; }
 
 
 	save_CFLAGS="$CFLAGS"
@@ -9567,7 +9063,7 @@ printf %s "checking whether TurboCap is supported... " >&6; }
 	    #include <TcApi.h>
 
 int
-main (void)
+main ()
 {
 
 	    TC_INSTANCE a; TC_PORT b; TC_BOARD c;
@@ -9578,11 +9074,10 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_lbl_turbocap_api=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 	CFLAGS="$save_CFLAGS"
@@ -9590,8 +9085,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 	LDFLAGS="$save_LDFLAGS"
 
 	if test $ac_cv_lbl_turbocap_api = yes; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
 		MODULE_C_SRC="$MODULE_C_SRC pcap-tc.c"
 		V_INCLS="$V_INCLS $TURBOCAP_CFLAGS"
@@ -9600,61 +9095,58 @@ printf "%s\n" "yes" >&6; }
 		LIBS_PRIVATE="$LIBS_PRIVATE $TURBOCAP_LDFLAGS -lTcApi -lpthread -lstdc++"
 
 
-printf "%s\n" "#define HAVE_TC_API 1" >>confdefs.h
+$as_echo "#define HAVE_TC_API 1" >>confdefs.h
 
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
 		if test "$want_turbocap" = yes; then
 			# User wanted Turbo support but we couldn't find it.
-			as_fn_error $? "TurboCap support requested with --with-turbocap, but the TurboCap headers weren't found: make sure the TurboCap support is installed or don't request TurboCap support" "$LINENO" 5
+			as_fn_error "TurboCap support requested with --with-turbocap, but the TurboCap headers weren't found: make sure the TurboCap support is installed or don't request TurboCap support" "$LINENO" 5
 		fi
 	fi
 fi
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable remote packet capture" >&5
-printf %s "checking whether to enable remote packet capture... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable remote packet capture" >&5
+$as_echo_n "checking whether to enable remote packet capture... " >&6; }
 # Check whether --enable-remote was given.
-if test ${enable_remote+y}
-then :
+if test "${enable_remote+set}" = set; then :
   enableval=$enable_remote;
-else $as_nop
+else
   enableval=no
 fi
 
 case "$enableval" in
-yes)	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Remote packet capture may expose libpcap-based applications" >&5
-printf "%s\n" "$as_me: WARNING: Remote packet capture may expose libpcap-based applications" >&2;}
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: to attacks by malicious remote capture servers!" >&5
-printf "%s\n" "$as_me: WARNING: to attacks by malicious remote capture servers!" >&2;}
+yes)	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Remote packet capture may expose libpcap-based applications" >&5
+$as_echo "$as_me: WARNING: Remote packet capture may expose libpcap-based applications" >&2;}
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: to attacks by malicious remote capture servers!" >&5
+$as_echo "$as_me: WARNING: to attacks by malicious remote capture servers!" >&2;}
 	#
 	# rpcapd requires pthreads on UN*X.
 	#
 	if test "$ac_lbl_have_pthreads" != "found"; then
-		as_fn_error $? "rpcapd requires pthreads, but we didn't find them" "$LINENO" 5
+		as_fn_error "rpcapd requires pthreads, but we didn't find them" "$LINENO" 5
 	fi
 	#
 	# It also requires crypt().
 	# Do we have it in the system libraries?
 	#
 	ac_fn_c_check_func "$LINENO" "crypt" "ac_cv_func_crypt"
-if test "x$ac_cv_func_crypt" = xyes
-then :
+if test "x$ac_cv_func_crypt" = x""yes; then :
 
-else $as_nop
+else
 
 		#
 		# No.  Do we have it in -lcrypt?
 		#
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for crypt in -lcrypt" >&5
-printf %s "checking for crypt in -lcrypt... " >&6; }
-if test ${ac_cv_lib_crypt_crypt+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for crypt in -lcrypt" >&5
+$as_echo_n "checking for crypt in -lcrypt... " >&6; }
+if test "${ac_cv_lib_crypt_crypt+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lcrypt  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9663,38 +9155,39 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char crypt ();
 int
-main (void)
+main ()
 {
 return crypt ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_crypt_crypt=yes
-else $as_nop
+else
   ac_cv_lib_crypt_crypt=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypt_crypt" >&5
-printf "%s\n" "$ac_cv_lib_crypt_crypt" >&6; }
-if test "x$ac_cv_lib_crypt_crypt" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypt_crypt" >&5
+$as_echo "$ac_cv_lib_crypt_crypt" >&6; }
+if test "x$ac_cv_lib_crypt_crypt" = x""yes; then :
 
 			#
 			# Yes; add -lcrypt to the libraries for rpcapd.
 			#
 			RPCAPD_LIBS="$RPCAPD_LIBS -lcrypt"
 
-else $as_nop
+else
 
-			as_fn_error $? "rpcapd requires crypt(), but we didn't find it" "$LINENO" 5
+			as_fn_error "rpcapd requires crypt(), but we didn't find it" "$LINENO" 5
 
 fi
 
@@ -9705,12 +9198,16 @@ fi
 	#
 	# OK, we have crypt().  Do we have getspnam()?
 	#
-	ac_fn_c_check_func "$LINENO" "getspnam" "ac_cv_func_getspnam"
-if test "x$ac_cv_func_getspnam" = xyes
-then :
-  printf "%s\n" "#define HAVE_GETSPNAM 1" >>confdefs.h
+	for ac_func in getspnam
+do :
+  ac_fn_c_check_func "$LINENO" "getspnam" "ac_cv_func_getspnam"
+if test "x$ac_cv_func_getspnam" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_GETSPNAM 1
+_ACEOF
 
 fi
+done
 
 
 	#
@@ -9721,10 +9218,11 @@ fi
 		#include <sys/socket.h>
 
 "
-if test "x$ac_cv_member_struct_msghdr_msg_control" = xyes
-then :
+if test "x$ac_cv_member_struct_msghdr_msg_control" = x""yes; then :
 
-printf "%s\n" "#define HAVE_STRUCT_MSGHDR_MSG_CONTROL 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_MSGHDR_MSG_CONTROL 1
+_ACEOF
 
 
 fi
@@ -9734,10 +9232,11 @@ fi
 		#include <sys/socket.h>
 
 "
-if test "x$ac_cv_member_struct_msghdr_msg_flags" = xyes
-then :
+if test "x$ac_cv_member_struct_msghdr_msg_flags" = x""yes; then :
 
-printf "%s\n" "#define HAVE_STRUCT_MSGHDR_MSG_FLAGS 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_MSGHDR_MSG_FLAGS 1
+_ACEOF
 
 
 fi
@@ -9770,21 +9269,21 @@ fi
 		PKG_CONFIG_PATH="$openssl_pkgconfig_dir:$PKG_CONFIG_PATH"
 	fi
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for openssl with pkg-config" >&5
-printf %s "checking for openssl with pkg-config... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for openssl with pkg-config" >&5
+$as_echo_n "checking for openssl with pkg-config... " >&6; }
 if test -n "$PKG_CONFIG"; then
 
-    if { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"openssl\""; } >&5
+    if { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"openssl\""; } >&5
   ($PKG_CONFIG --exists --print-errors "openssl") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
 	#
 	# The package was found, so try to get its C flags and
 	# libraries.
 	#
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found" >&5
-printf "%s\n" "found" >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: found" >&5
+$as_echo "found" >&6; }
 	if test ! -n "$OPENSSL_CFLAGS"; then
     OPENSSL_CFLAGS=`$PKG_CONFIG --cflags "openssl" 2>/dev/null`
     if test "x$?" != "x0"; then
@@ -9806,7 +9305,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --cflags "openssl" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --cflags \"openssl\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --cflags \"openssl\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 	if test ! -n "$OPENSSL_LIBS"; then
@@ -9830,7 +9329,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --libs "openssl" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --libs \"openssl\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --libs \"openssl\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 	if test ! -n "$OPENSSL_LIBS_STATIC"; then
@@ -9854,7 +9353,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --libs --static "openssl" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --libs --static \"openssl\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --libs --static \"openssl\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 
@@ -9865,14 +9364,14 @@ fi
 		REQUIRES_PRIVATE="$REQUIRES_PRIVATE openssl"
 
     else
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not found" >&5
-printf "%s\n" "not found" >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+$as_echo "not found" >&6; }
         :
     fi
 else
     # No pkg-config, so obviously not found with pkg-config.
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: pkg-config not found" >&5
-printf "%s\n" "pkg-config not found" >&6; }
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: pkg-config not found" >&5
+$as_echo "pkg-config not found" >&6; }
     :
 fi
 
@@ -9883,8 +9382,8 @@ fi
 	# if it's in Homebrew.
 	#
 	if test "x$HAVE_OPENSSL" != "xyes" -a -n "$BREW"; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for openssl in Homebrew" >&5
-printf %s "checking for openssl in Homebrew... " >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for openssl in Homebrew" >&5
+$as_echo_n "checking for openssl in Homebrew... " >&6; }
 		#
 		# The brew man page lies when it speaks of
 		# $BREW --prefix --installed <formula>
@@ -9901,8 +9400,8 @@ printf %s "checking for openssl in Homebrew... " >&6; }
 			# under /usr/local; Homebrew have conveniently
 			# chosen to put it under /opt/homebrew on ARM.)
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			HAVE_OPENSSL=yes
 			openssl_path=`$BREW --prefix openssl`
 			OPENSSL_CFLAGS="-I$openssl_path/include"
@@ -9910,8 +9409,8 @@ printf "%s\n" "yes" >&6; }
 			OPENSSL_LIBS_STATIC="-L$openssl_path/lib -lssl -lcrypto"
 			OPENSSL_LIBS_PRIVATE="-L$openssl_path/lib -lssl -lcrypto"
 		else
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		fi
 	fi
 
@@ -9937,15 +9436,15 @@ printf "%s\n" "no" >&6; }
 
 		CFLAGS="$CFLAGS -I/usr/local/include"
 		LIBS="$LIBS -L/usr/local/lib -lssl -lcrypto"
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we have OpenSSL/libressl in /usr/local that we can use" >&5
-printf %s "checking whether we have OpenSSL/libressl in /usr/local that we can use... " >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have OpenSSL/libressl in /usr/local that we can use" >&5
+$as_echo_n "checking whether we have OpenSSL/libressl in /usr/local that we can use... " >&6; }
 		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <openssl/ssl.h>
 
 int
-main (void)
+main ()
 {
 
 SSL_library_init();
@@ -9955,22 +9454,21 @@ return 0;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			HAVE_OPENSSL=yes
 			OPENSSL_CFLAGS="-I/usr/local/include"
 			OPENSSL_LIBS="-L/usr/local/lib -lssl -lcrypto"
 			OPENSSL_LIBS_STATIC="-L/usr/local/lib -lssl -lcrypto"
 			OPENSSL_LIBS_PRIVATE="-L/usr/local/lib -lssl -lcrypto"
 
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 	CFLAGS="$save_CFLAGS"
@@ -9996,15 +9494,15 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 	save_LDFLAGS="$LDFLAGS"
 
 		LIBS="$LIBS -lssl -lcrypto"
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we have a system OpenSSL/libressl that we can use" >&5
-printf %s "checking whether we have a system OpenSSL/libressl that we can use... " >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have a system OpenSSL/libressl that we can use" >&5
+$as_echo_n "checking whether we have a system OpenSSL/libressl that we can use... " >&6; }
 		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 #include <openssl/ssl.h>
 
 int
-main (void)
+main ()
 {
 
 SSL_library_init();
@@ -10014,21 +9512,20 @@ return 0;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			HAVE_OPENSSL=yes
 			OPENSSL_LIBS="-lssl -lcrypto"
 			OPENSSL_LIBS_STATIC="-lssl -lcrypto"
 			OPENSSL_LIBS_PRIVATE="-lssl -lcrypto"
 
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 	CFLAGS="$save_CFLAGS"
@@ -10042,7 +9539,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 	#
 	if test "x$HAVE_OPENSSL" = "xyes"; then
 
-printf "%s\n" "#define HAVE_OPENSSL 1" >>confdefs.h
+$as_echo "#define HAVE_OPENSSL 1" >>confdefs.h
 
 		V_INCLS="$V_INCLS $OPENSSL_CFLAGS"
 		ADDITIONAL_LIBS="$ADDITIONAL_LIBS $OPENSSL_LIBS"
@@ -10050,53 +9547,51 @@ printf "%s\n" "#define HAVE_OPENSSL 1" >>confdefs.h
 		LIBS_PRIVATE="$LIBS_PRIVATE $OPENSSL_LIBS_PRIVATE"
 		REQUIRES_PRIVATE="$REQUIRES_PRIVATE $OPENSSL_REQUIRES_PRIVATE"
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: OpenSSL not found" >&5
-printf "%s\n" "$as_me: OpenSSL not found" >&6;}
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: OpenSSL not found" >&5
+$as_echo "$as_me: OpenSSL not found" >&6;}
 	fi
 
 
-printf "%s\n" "#define ENABLE_REMOTE /**/" >>confdefs.h
+$as_echo "#define ENABLE_REMOTE /**/" >>confdefs.h
 
 	REMOTE_C_SRC="$REMOTE_C_SRC pcap-new.c pcap-rpcap.c rpcap-protocol.c sockutils.c sslutils.c"
 	BUILD_RPCAPD=build-rpcapd
 	INSTALL_RPCAPD=install-rpcapd
 	;;
-*)	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+*)	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 	;;
 esac
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to build optimizer debugging code" >&5
-printf %s "checking whether to build optimizer debugging code... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build optimizer debugging code" >&5
+$as_echo_n "checking whether to build optimizer debugging code... " >&6; }
 # Check whether --enable-optimizer-dbg was given.
-if test ${enable_optimizer_dbg+y}
-then :
+if test "${enable_optimizer_dbg+set}" = set; then :
   enableval=$enable_optimizer_dbg;
 fi
 
 if test "$enable_optimizer_dbg" = "yes"; then
 
-printf "%s\n" "#define BDEBUG 1" >>confdefs.h
+$as_echo "#define BDEBUG 1" >>confdefs.h
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${enable_optimizer_dbg-no}" >&5
-printf "%s\n" "${enable_optimizer_dbg-no}" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${enable_optimizer_dbg-no}" >&5
+$as_echo "${enable_optimizer_dbg-no}" >&6; }
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to build parser debugging code" >&5
-printf %s "checking whether to build parser debugging code... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build parser debugging code" >&5
+$as_echo_n "checking whether to build parser debugging code... " >&6; }
 # Check whether --enable-yydebug was given.
-if test ${enable_yydebug+y}
-then :
+if test "${enable_yydebug+set}" = set; then :
   enableval=$enable_yydebug;
 fi
 
 if test "$enable_yydebug" = "yes"; then
 
-printf "%s\n" "#define YYDEBUG 1" >>confdefs.h
+$as_echo "#define YYDEBUG 1" >>confdefs.h
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${enable_yydebug-no}" >&5
-printf "%s\n" "${enable_yydebug-no}" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${enable_yydebug-no}" >&5
+$as_echo "${enable_yydebug-no}" >&6; }
 
 #
 # Look for {f}lex.
@@ -10105,12 +9600,11 @@ for ac_prog in flex lex
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_LEX+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_LEX+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$LEX"; then
   ac_cv_prog_LEX="$LEX" # Let the user override the test.
 else
@@ -10118,15 +9612,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_LEX="$ac_prog"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -10137,11 +9627,11 @@ fi
 fi
 LEX=$ac_cv_prog_LEX
 if test -n "$LEX"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LEX" >&5
-printf "%s\n" "$LEX" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LEX" >&5
+$as_echo "$LEX" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -10149,26 +9639,14 @@ fi
 done
 test -n "$LEX" || LEX=":"
 
-  if test "x$LEX" != "x:"; then
-    cat >conftest.l <<_ACEOF
-%{
-#ifdef __cplusplus
-extern "C"
-#endif
-int yywrap(void);
-%}
+if test "x$LEX" != "x:"; then
+  cat >conftest.l <<_ACEOF
 %%
 a { ECHO; }
 b { REJECT; }
 c { yymore (); }
 d { yyless (1); }
-e { /* IRIX 6.5 flex 2.5.4 underquotes its yyless argument.  */
-#ifdef __cplusplus
-    yyless ((yyinput () != 0));
-#else
-    yyless ((input () != 0));
-#endif
-  }
+e { yyless (input () != 0); }
 f { unput (yytext[0]); }
 . { BEGIN INITIAL; }
 %%
@@ -10176,234 +9654,128 @@ f { unput (yytext[0]); }
 extern char *yytext;
 #endif
 int
-yywrap (void)
-{
-  return 1;
-}
-int
 main (void)
 {
-  return ! yylex ();
+  return ! yylex () + ! yywrap ();
 }
 _ACEOF
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lex output file root" >&5
-printf %s "checking for lex output file root... " >&6; }
-if test ${ac_cv_prog_lex_root+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-ac_cv_prog_lex_root=unknown
 { { ac_try="$LEX conftest.l"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-printf "%s\n" "$ac_try_echo"; } >&5
+$as_echo "$ac_try_echo"; } >&5
   (eval "$LEX conftest.l") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } &&
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking lex output file root" >&5
+$as_echo_n "checking lex output file root... " >&6; }
+if test "${ac_cv_prog_lex_root+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+
 if test -f lex.yy.c; then
   ac_cv_prog_lex_root=lex.yy
 elif test -f lexyy.c; then
   ac_cv_prog_lex_root=lexyy
+else
+  as_fn_error "cannot find output from $LEX; giving up" "$LINENO" 5
 fi
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_lex_root" >&5
-printf "%s\n" "$ac_cv_prog_lex_root" >&6; }
-if test "$ac_cv_prog_lex_root" = unknown
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cannot find output from $LEX; giving up on $LEX" >&5
-printf "%s\n" "$as_me: WARNING: cannot find output from $LEX; giving up on $LEX" >&2;}
-   LEX=: LEXLIB=
-fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_lex_root" >&5
+$as_echo "$ac_cv_prog_lex_root" >&6; }
 LEX_OUTPUT_ROOT=$ac_cv_prog_lex_root
 
-if test ${LEXLIB+y}
-then :
-
-else $as_nop
-
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lex library" >&5
-printf %s "checking for lex library... " >&6; }
-if test ${ac_cv_lib_lex+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-
-    ac_save_LIBS="$LIBS"
-    ac_found=false
-    for ac_cv_lib_lex in 'none needed' -lfl -ll 'not found'; do
-      case $ac_cv_lib_lex in #(
-  'none needed') :
-     ;; #(
-  'not found') :
-    break ;; #(
-  *) :
-    LIBS="$ac_cv_lib_lex $ac_save_LIBS" ;; #(
-  *) :
-     ;;
-esac
+if test -z "${LEXLIB+set}"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking lex library" >&5
+$as_echo_n "checking lex library... " >&6; }
+if test "${ac_cv_lib_lex+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
 
+    ac_save_LIBS=$LIBS
+    ac_cv_lib_lex='none needed'
+    for ac_lib in '' -lfl -ll; do
+      LIBS="$ac_lib $ac_save_LIBS"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 `cat $LEX_OUTPUT_ROOT.c`
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
-  ac_found=:
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_lex=$ac_lib
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
-      if $ac_found; then
-        break
-      fi
+      test "$ac_cv_lib_lex" != 'none needed' && break
     done
-    LIBS="$ac_save_LIBS"
-
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lex" >&5
-printf "%s\n" "$ac_cv_lib_lex" >&6; }
-  if test "$ac_cv_lib_lex" = 'not found'
-then :
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: required lex library not found; giving up on $LEX" >&5
-printf "%s\n" "$as_me: WARNING: required lex library not found; giving up on $LEX" >&2;}
-	 LEX=: LEXLIB=
-elif test "$ac_cv_lib_lex" = 'none needed'
-then :
-  LEXLIB=''
-else $as_nop
-  LEXLIB=$ac_cv_lib_lex
-fi
-  ac_save_LIBS="$LIBS"
-      LIBS=
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing yywrap" >&5
-printf %s "checking for library containing yywrap... " >&6; }
-if test ${ac_cv_search_yywrap+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
-  ac_func_search_save_LIBS=$LIBS
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-char yywrap ();
-int
-main (void)
-{
-return yywrap ();
-  ;
-  return 0;
-}
-_ACEOF
-for ac_lib in '' fl l
-do
-  if test -z "$ac_lib"; then
-    ac_res="none required"
-  else
-    ac_res=-l$ac_lib
-    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
-  fi
-  if ac_fn_c_try_link "$LINENO"
-then :
-  ac_cv_search_yywrap=$ac_res
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
-    conftest$ac_exeext
-  if test ${ac_cv_search_yywrap+y}
-then :
-  break
-fi
-done
-if test ${ac_cv_search_yywrap+y}
-then :
+    LIBS=$ac_save_LIBS
 
-else $as_nop
-  ac_cv_search_yywrap=no
 fi
-rm conftest.$ac_ext
-LIBS=$ac_func_search_save_LIBS
-fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_yywrap" >&5
-printf "%s\n" "$ac_cv_search_yywrap" >&6; }
-ac_res=$ac_cv_search_yywrap
-if test "$ac_res" != no
-then :
-  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
-  LEXLIB="$LIBS"
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lex" >&5
+$as_echo "$ac_cv_lib_lex" >&6; }
+  test "$ac_cv_lib_lex" != 'none needed' && LEXLIB=$ac_cv_lib_lex
 fi
 
-      LIBS="$ac_save_LIBS"
-fi
 
-
-if test "$LEX" != :
-then :
-
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether yytext is a pointer" >&5
-printf %s "checking whether yytext is a pointer... " >&6; }
-if test ${ac_cv_prog_lex_yytext_pointer+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether yytext is a pointer" >&5
+$as_echo_n "checking whether yytext is a pointer... " >&6; }
+if test "${ac_cv_prog_lex_yytext_pointer+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   # POSIX says lex can declare yytext either as a pointer or an array; the
 # default is implementation-dependent.  Figure out which it is, since
 # not all implementations provide the %pointer and %array declarations.
 ac_cv_prog_lex_yytext_pointer=no
+ac_save_LIBS=$LIBS
+LIBS="$LEXLIB $ac_save_LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-
-  #define YYTEXT_POINTER 1
+#define YYTEXT_POINTER 1
 `cat $LEX_OUTPUT_ROOT.c`
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_prog_lex_yytext_pointer=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_save_LIBS
 
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_lex_yytext_pointer" >&5
-printf "%s\n" "$ac_cv_prog_lex_yytext_pointer" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_lex_yytext_pointer" >&5
+$as_echo "$ac_cv_prog_lex_yytext_pointer" >&6; }
 if test $ac_cv_prog_lex_yytext_pointer = yes; then
 
-printf "%s\n" "#define YYTEXT_POINTER 1" >>confdefs.h
-
-fi
+$as_echo "#define YYTEXT_POINTER 1" >>confdefs.h
 
 fi
 rm -f conftest.l $LEX_OUTPUT_ROOT.c
 
 fi
 if test "$LEX" = ":"; then
-	as_fn_error $? "Neither flex nor lex was found." "$LINENO" 5
+	as_fn_error "Neither flex nor lex was found." "$LINENO" 5
 fi
 
 #
 # Make sure {f}lex supports the -P, --header-file, and --nounput flags
 # and supports processing our scanner.l.
 #
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for capable lex" >&5
-printf %s "checking for capable lex... " >&6; }
-if test ${tcpdump_cv_capable_lex+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for capable lex" >&5
+$as_echo_n "checking for capable lex... " >&6; }
+if test "${tcpdump_cv_capable_lex+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if $LEX -P pcap_ --header-file=/dev/null --nounput -t $srcdir/scanner.l > /dev/null 2>&1; then
 	    tcpdump_cv_capable_lex=yes
 	else
 	    tcpdump_cv_capable_lex=insufficient
 	fi
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $tcpdump_cv_capable_lex" >&5
-printf "%s\n" "$tcpdump_cv_capable_lex" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcpdump_cv_capable_lex" >&5
+$as_echo "$tcpdump_cv_capable_lex" >&6; }
 if test $tcpdump_cv_capable_lex = insufficient ; then
-	as_fn_error $? "$LEX is insufficient to compile libpcap.
+	as_fn_error "$LEX is insufficient to compile libpcap.
  libpcap requires Flex 2.5.31 or later, or a compatible version of lex.
  If a suitable version of Lex/Flex is available as a non-standard command
  and/or not in the PATH, you can specify it using the LEX environment
@@ -10429,12 +9801,11 @@ for ac_prog in bison
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_BISON_BYACC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_BISON_BYACC+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$BISON_BYACC"; then
   ac_cv_prog_BISON_BYACC="$BISON_BYACC" # Let the user override the test.
 else
@@ -10442,15 +9813,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_BISON_BYACC="$ac_prog"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -10461,11 +9828,11 @@ fi
 fi
 BISON_BYACC=$ac_cv_prog_BISON_BYACC
 if test -n "$BISON_BYACC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $BISON_BYACC" >&5
-printf "%s\n" "$BISON_BYACC" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $BISON_BYACC" >&5
+$as_echo "$BISON_BYACC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -10497,12 +9864,11 @@ else
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_BISON_BYACC+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_BISON_BYACC+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$BISON_BYACC"; then
   ac_cv_prog_BISON_BYACC="$BISON_BYACC" # Let the user override the test.
 else
@@ -10510,15 +9876,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_BISON_BYACC="$ac_prog"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -10529,11 +9891,11 @@ fi
 fi
 BISON_BYACC=$ac_cv_prog_BISON_BYACC
 if test -n "$BISON_BYACC"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $BISON_BYACC" >&5
-printf "%s\n" "$BISON_BYACC" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $BISON_BYACC" >&5
+$as_echo "$BISON_BYACC" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -10553,22 +9915,21 @@ done
 		# of Berkeley YACC that don't support reentrant
 		# parsers, if there are any.
 		#
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for capable yacc" >&5
-printf %s "checking for capable yacc... " >&6; }
-if test ${tcpdump_cv_capable_yacc+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for capable yacc" >&5
+$as_echo_n "checking for capable yacc... " >&6; }
+if test "${tcpdump_cv_capable_yacc+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if $BISON_BYACC -V >/dev/null 2>&1; then
 			tcpdump_cv_capable_yacc=yes
 		    else
 			tcpdump_cv_capable_yacc=insufficient
 		    fi
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $tcpdump_cv_capable_yacc" >&5
-printf "%s\n" "$tcpdump_cv_capable_yacc" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcpdump_cv_capable_yacc" >&5
+$as_echo "$tcpdump_cv_capable_yacc" >&6; }
 		if test $tcpdump_cv_capable_yacc = insufficient ; then
-		    as_fn_error $? "$BISON_BYACC is insufficient to compile libpcap.
+		    as_fn_error "$BISON_BYACC is insufficient to compile libpcap.
  libpcap requires Bison, a newer version of Berkeley YACC with support
  for reentrant parsers, or another YACC compatible with them." "$LINENO" 5
 		fi
@@ -10576,7 +9937,7 @@ printf "%s\n" "$tcpdump_cv_capable_yacc" >&6; }
 		#
 		# OK, we found neither byacc nor yacc.
 		#
-		as_fn_error $? "Neither bison, byacc, nor yacc was found.
+		as_fn_error "Neither bison, byacc, nor yacc was found.
  libpcap requires Bison, a newer version of Berkeley YACC with support
  for reentrant parsers, or another YACC compatible with them." "$LINENO" 5
 	fi
@@ -10607,7 +9968,7 @@ case "$host_os" in
 
 aix*)
 
-printf "%s\n" "#define _SUN 1" >>confdefs.h
+$as_echo "#define _SUN 1" >>confdefs.h
 
 
 	#
@@ -10631,11 +9992,11 @@ printf "%s\n" "#define _SUN 1" >>confdefs.h
 		# STREAMS routines.
 		#
 		pseexe="/lib/pse.exp"
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $pseexe" >&5
-printf %s "checking for $pseexe... " >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $pseexe" >&5
+$as_echo_n "checking for $pseexe... " >&6; }
 		if test -f $pseexe ; then
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			LIBS="-I:$pseexe"
 		fi
 		;;
@@ -10654,8 +10015,7 @@ darwin*)
 	DYEXT="dylib"
 	V_CCOPT="$V_CCOPT -fno-common"
 	# Check whether --enable-universal was given.
-if test ${enable_universal+y}
-then :
+if test "${enable_universal+set}" = set; then :
   enableval=$enable_universal;
 fi
 
@@ -10766,8 +10126,8 @@ fi
 			# /usr/include headers if they want to build
 			# fat.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether building for 32-bit x86 is supported" >&5
-printf %s "checking whether building for 32-bit x86 is supported... " >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether building for 32-bit x86 is supported" >&5
+$as_echo_n "checking whether building for 32-bit x86 is supported... " >&6; }
 
 	save_CFLAGS="$CFLAGS"
 	save_LIBS="$LIBS"
@@ -10778,18 +10138,17 @@ printf %s "checking whether building for 32-bit x86 is supported... " >&6; }
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 return 0;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 				V_LIB_CCOPT_FAT="-arch x86_64"
 				V_LIB_LDFLAGS_FAT="-arch x86_64"
 
@@ -10805,10 +10164,10 @@ printf "%s\n" "yes" >&6; }
 					V_LIB_LDFLAGS_FAT="$V_LIB_LDFLAGS_FAT -arch i386"
 				fi
 
-else $as_nop
+else
 
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 				V_LIB_CCOPT_FAT="-arch x86_64"
 				V_LIB_LDFLAGS_FAT="-arch x86_64"
 				case "$host_os" in
@@ -10819,8 +10178,8 @@ printf "%s\n" "no" >&6; }
 					# /usr/include headers to get
 					# 32-bit x86 builds to work.
 					#
-					{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools and, after that, installing the /usr/include headers from the /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg package" >&5
-printf "%s\n" "$as_me: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools and, after that, installing the /usr/include headers from the /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg package" >&2;}
+					{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools and, after that, installing the /usr/include headers from the /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg package" >&5
+$as_echo "$as_me: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools and, after that, installing the /usr/include headers from the /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg package" >&2;}
 					;;
 
 				*)
@@ -10829,13 +10188,13 @@ printf "%s\n" "$as_me: WARNING: Compiling for 32-bit x86 gives an error; try ins
 					# tools should be sufficient to
 					# enable 32-bit x86 builds.
 					#
-					{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools" >&5
-printf "%s\n" "$as_me: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools" >&2;}
+					{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools" >&5
+$as_echo "$as_me: WARNING: Compiling for 32-bit x86 gives an error; try installing the command-line tools" >&2;}
 					;;
 				esac
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 	CFLAGS="$save_CFLAGS"
@@ -10874,8 +10233,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 			# Otherwise, just add both of them.
 			#
 			if test "$HAVE_OPENSSL" = yes; then
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether building fat with libssl is supported" >&5
-printf %s "checking whether building fat with libssl is supported... " >&6; }
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether building fat with libssl is supported" >&5
+$as_echo_n "checking whether building fat with libssl is supported... " >&6; }
 
 	save_CFLAGS="$CFLAGS"
 	save_LIBS="$LIBS"
@@ -10889,7 +10248,7 @@ printf %s "checking whether building fat with libssl is supported... " >&6; }
 					#include <openssl/ssl.h>
 
 int
-main (void)
+main ()
 {
 
 					SSL_library_init();
@@ -10899,22 +10258,21 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-					{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+					{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 					V_LIB_CCOPT_FAT="-arch x86_64 -arch arm64"
 					V_LIB_LDFLAGS_FAT="-arch x86_64 -arch arm64"
 					V_PROG_CCOPT_FAT="-arch x86_64 -arch arm64"
 					V_PROG_LDFLAGS_FAT="-arch x86_64 -arch arm64"
 
-else $as_nop
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 	CFLAGS="$save_CFLAGS"
@@ -10934,7 +10292,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 
 hpux9*)
 
-printf "%s\n" "#define HAVE_HPUX9 1" >>confdefs.h
+$as_echo "#define HAVE_HPUX9 1" >>confdefs.h
 
 
 	#
@@ -10967,7 +10325,7 @@ hpux10.1*)
 
 hpux*)
 
-printf "%s\n" "#define HAVE_HPUX10_20_OR_LATER 1" >>confdefs.h
+$as_echo "#define HAVE_HPUX10_20_OR_LATER 1" >>confdefs.h
 
 	if test "`uname -m`" = "ia64"; then
 		DYEXT="so"
@@ -11017,44 +10375,42 @@ osf*)
 	;;
 
 sinix*)
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if SINIX compiler defines sinix" >&5
-printf %s "checking if SINIX compiler defines sinix... " >&6; }
-	if test ${ac_cv_cc_sinix_defined+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if SINIX compiler defines sinix" >&5
+$as_echo_n "checking if SINIX compiler defines sinix... " >&6; }
+	if test "${ac_cv_cc_sinix_defined+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main (void)
+main ()
 {
 int i = sinix;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_cc_sinix_defined=yes
-else $as_nop
+else
   ac_cv_cc_sinix_defined=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
-	    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cc_sinix_defined" >&5
-printf "%s\n" "$ac_cv_cc_sinix_defined" >&6; }
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cc_sinix_defined" >&5
+$as_echo "$ac_cv_cc_sinix_defined" >&6; }
 	    if test $ac_cv_cc_sinix_defined = no ; then
 
-printf "%s\n" "#define sinix 1" >>confdefs.h
+$as_echo "#define sinix 1" >>confdefs.h
 
 	    fi
 	;;
 
 solaris*)
 
-printf "%s\n" "#define HAVE_SOLARIS 1" >>confdefs.h
+$as_echo "#define HAVE_SOLARIS 1" >>confdefs.h
 
 
 	DYEXT="so"
@@ -11096,8 +10452,7 @@ esac
 
 
 # Check whether --enable-shared was given.
-if test ${enable_shared+y}
-then :
+if test "${enable_shared+set}" = set; then :
   enableval=$enable_shared;
 fi
 
@@ -11106,12 +10461,11 @@ test "x$enable_shared" = "xno" && DYEXT="none"
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_RANLIB+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_RANLIB+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$RANLIB"; then
   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
 else
@@ -11119,15 +10473,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -11138,11 +10488,11 @@ fi
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
-printf "%s\n" "$RANLIB" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
+$as_echo "$RANLIB" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -11151,12 +10501,11 @@ if test -z "$ac_cv_prog_RANLIB"; then
   ac_ct_RANLIB=$RANLIB
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_ac_ct_RANLIB+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$ac_ct_RANLIB"; then
   ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
 else
@@ -11164,15 +10513,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_RANLIB="ranlib"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -11183,11 +10528,11 @@ fi
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
-printf "%s\n" "$ac_ct_RANLIB" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
+$as_echo "$ac_ct_RANLIB" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
   if test "x$ac_ct_RANLIB" = x; then
@@ -11195,8 +10540,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     RANLIB=$ac_ct_RANLIB
@@ -11208,12 +10553,11 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_AR+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_AR+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$AR"; then
   ac_cv_prog_AR="$AR" # Let the user override the test.
 else
@@ -11221,15 +10565,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_AR="${ac_tool_prefix}ar"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -11240,11 +10580,11 @@ fi
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
-printf "%s\n" "$AR" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
+$as_echo "$AR" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -11253,12 +10593,11 @@ if test -z "$ac_cv_prog_AR"; then
   ac_ct_AR=$AR
   # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_ac_ct_AR+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_ac_ct_AR+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   if test -n "$ac_ct_AR"; then
   ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
 else
@@ -11266,15 +10605,11 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
+  test -z "$as_dir" && as_dir=.
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_AR="ar"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -11285,11 +10620,11 @@ fi
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
-printf "%s\n" "$ac_ct_AR" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
+$as_echo "$ac_ct_AR" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
   if test "x$ac_ct_AR" = x; then
@@ -11297,8 +10632,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     AR=$ac_ct_AR
@@ -11308,15 +10643,15 @@ else
 fi
 
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
-printf %s "checking whether ln -s works... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
+$as_echo_n "checking whether ln -s works... " >&6; }
 LN_S=$as_ln_s
 if test "$LN_S" = "ln -s"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
-printf "%s\n" "no, using $LN_S" >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
+$as_echo "no, using $LN_S" >&6; }
 fi
 
 
@@ -11331,8 +10666,8 @@ rm -f os-proto.h
 	    #
 	    if test "$ac_lbl_cc_dont_try_gcc_dashW" != yes; then
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -W option" >&5
-printf %s "checking whether the compiler supports the -W option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -W option" >&5
+$as_echo_n "checking whether the compiler supports the -W option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -W"
 	#
@@ -11365,11 +10700,10 @@ printf %s "checking whether the compiler supports the -W option... " >&6; }
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -11380,32 +10714,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -W " >&5
-printf %s "checking whether -W ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -W " >&5
+$as_echo_n "checking whether -W ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -11413,19 +10746,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -W"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wall option" >&5
-printf %s "checking whether the compiler supports the -Wall option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wall option" >&5
+$as_echo_n "checking whether the compiler supports the -Wall option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wall"
 	#
@@ -11458,11 +10791,10 @@ printf %s "checking whether the compiler supports the -Wall option... " >&6; }
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -11473,32 +10805,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wall " >&5
-printf %s "checking whether -Wall ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wall " >&5
+$as_echo_n "checking whether -Wall ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -11506,19 +10837,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wall"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wcomma option" >&5
-printf %s "checking whether the compiler supports the -Wcomma option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wcomma option" >&5
+$as_echo_n "checking whether the compiler supports the -Wcomma option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wcomma"
 	#
@@ -11551,11 +10882,10 @@ printf %s "checking whether the compiler supports the -Wcomma option... " >&6; }
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -11566,32 +10896,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wcomma " >&5
-printf %s "checking whether -Wcomma ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wcomma " >&5
+$as_echo_n "checking whether -Wcomma ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -11599,19 +10928,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wcomma"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wdocumentation option" >&5
-printf %s "checking whether the compiler supports the -Wdocumentation option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wdocumentation option" >&5
+$as_echo_n "checking whether the compiler supports the -Wdocumentation option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wdocumentation"
 	#
@@ -11644,11 +10973,10 @@ printf %s "checking whether the compiler supports the -Wdocumentation option...
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -11659,32 +10987,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wdocumentation " >&5
-printf %s "checking whether -Wdocumentation ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wdocumentation " >&5
+$as_echo_n "checking whether -Wdocumentation ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -11692,19 +11019,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wdocumentation"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wformat-nonliteral option" >&5
-printf %s "checking whether the compiler supports the -Wformat-nonliteral option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wformat-nonliteral option" >&5
+$as_echo_n "checking whether the compiler supports the -Wformat-nonliteral option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wformat-nonliteral"
 	#
@@ -11737,11 +11064,10 @@ printf %s "checking whether the compiler supports the -Wformat-nonliteral option
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -11752,32 +11078,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wformat-nonliteral " >&5
-printf %s "checking whether -Wformat-nonliteral ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wformat-nonliteral " >&5
+$as_echo_n "checking whether -Wformat-nonliteral ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -11785,19 +11110,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wformat-nonliteral"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-noreturn option" >&5
-printf %s "checking whether the compiler supports the -Wmissing-noreturn option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-noreturn option" >&5
+$as_echo_n "checking whether the compiler supports the -Wmissing-noreturn option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wmissing-noreturn"
 	#
@@ -11830,11 +11155,10 @@ printf %s "checking whether the compiler supports the -Wmissing-noreturn option.
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -11845,32 +11169,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-noreturn " >&5
-printf %s "checking whether -Wmissing-noreturn ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-noreturn " >&5
+$as_echo_n "checking whether -Wmissing-noreturn ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -11878,19 +11201,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wmissing-noreturn"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-prototypes option" >&5
-printf %s "checking whether the compiler supports the -Wmissing-prototypes option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-prototypes option" >&5
+$as_echo_n "checking whether the compiler supports the -Wmissing-prototypes option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wmissing-prototypes"
 	#
@@ -11923,11 +11246,10 @@ printf %s "checking whether the compiler supports the -Wmissing-prototypes optio
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -11938,32 +11260,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-prototypes " >&5
-printf %s "checking whether -Wmissing-prototypes ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-prototypes " >&5
+$as_echo_n "checking whether -Wmissing-prototypes ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -11971,19 +11292,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wmissing-prototypes"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-variable-declarations option" >&5
-printf %s "checking whether the compiler supports the -Wmissing-variable-declarations option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-variable-declarations option" >&5
+$as_echo_n "checking whether the compiler supports the -Wmissing-variable-declarations option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wmissing-variable-declarations"
 	#
@@ -12016,11 +11337,10 @@ printf %s "checking whether the compiler supports the -Wmissing-variable-declara
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -12031,32 +11351,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-variable-declarations " >&5
-printf %s "checking whether -Wmissing-variable-declarations ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wmissing-variable-declarations " >&5
+$as_echo_n "checking whether -Wmissing-variable-declarations ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -12064,19 +11383,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wmissing-variable-declarations"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-arith option" >&5
-printf %s "checking whether the compiler supports the -Wpointer-arith option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-arith option" >&5
+$as_echo_n "checking whether the compiler supports the -Wpointer-arith option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wpointer-arith"
 	#
@@ -12109,11 +11428,10 @@ printf %s "checking whether the compiler supports the -Wpointer-arith option...
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -12124,32 +11442,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wpointer-arith " >&5
-printf %s "checking whether -Wpointer-arith ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wpointer-arith " >&5
+$as_echo_n "checking whether -Wpointer-arith ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -12157,19 +11474,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wpointer-arith"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-sign option" >&5
-printf %s "checking whether the compiler supports the -Wpointer-sign option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-sign option" >&5
+$as_echo_n "checking whether the compiler supports the -Wpointer-sign option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wpointer-sign"
 	#
@@ -12202,11 +11519,10 @@ printf %s "checking whether the compiler supports the -Wpointer-sign option... "
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -12217,32 +11533,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wpointer-sign " >&5
-printf %s "checking whether -Wpointer-sign ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wpointer-sign " >&5
+$as_echo_n "checking whether -Wpointer-sign ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -12250,19 +11565,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wpointer-sign"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshadow option" >&5
-printf %s "checking whether the compiler supports the -Wshadow option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshadow option" >&5
+$as_echo_n "checking whether the compiler supports the -Wshadow option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wshadow"
 	#
@@ -12295,11 +11610,10 @@ printf %s "checking whether the compiler supports the -Wshadow option... " >&6;
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -12310,32 +11624,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wshadow " >&5
-printf %s "checking whether -Wshadow ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wshadow " >&5
+$as_echo_n "checking whether -Wshadow ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -12343,19 +11656,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wshadow"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wsign-compare option" >&5
-printf %s "checking whether the compiler supports the -Wsign-compare option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wsign-compare option" >&5
+$as_echo_n "checking whether the compiler supports the -Wsign-compare option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wsign-compare"
 	#
@@ -12388,11 +11701,10 @@ printf %s "checking whether the compiler supports the -Wsign-compare option... "
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -12403,32 +11715,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wsign-compare " >&5
-printf %s "checking whether -Wsign-compare ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wsign-compare " >&5
+$as_echo_n "checking whether -Wsign-compare ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -12436,19 +11747,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wsign-compare"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wstrict-prototypes option" >&5
-printf %s "checking whether the compiler supports the -Wstrict-prototypes option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wstrict-prototypes option" >&5
+$as_echo_n "checking whether the compiler supports the -Wstrict-prototypes option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wstrict-prototypes"
 	#
@@ -12481,11 +11792,10 @@ printf %s "checking whether the compiler supports the -Wstrict-prototypes option
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -12496,32 +11806,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wstrict-prototypes " >&5
-printf %s "checking whether -Wstrict-prototypes ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wstrict-prototypes " >&5
+$as_echo_n "checking whether -Wstrict-prototypes ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -12529,19 +11838,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wstrict-prototypes"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunused-parameter option" >&5
-printf %s "checking whether the compiler supports the -Wunused-parameter option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunused-parameter option" >&5
+$as_echo_n "checking whether the compiler supports the -Wunused-parameter option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wunused-parameter"
 	#
@@ -12574,11 +11883,10 @@ printf %s "checking whether the compiler supports the -Wunused-parameter option.
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -12589,32 +11897,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wunused-parameter " >&5
-printf %s "checking whether -Wunused-parameter ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wunused-parameter " >&5
+$as_echo_n "checking whether -Wunused-parameter ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -12622,19 +11929,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wunused-parameter"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wused-but-marked-unused option" >&5
-printf %s "checking whether the compiler supports the -Wused-but-marked-unused option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wused-but-marked-unused option" >&5
+$as_echo_n "checking whether the compiler supports the -Wused-but-marked-unused option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wused-but-marked-unused"
 	#
@@ -12667,11 +11974,10 @@ printf %s "checking whether the compiler supports the -Wused-but-marked-unused o
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -12682,32 +11988,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wused-but-marked-unused " >&5
-printf %s "checking whether -Wused-but-marked-unused ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wused-but-marked-unused " >&5
+$as_echo_n "checking whether -Wused-but-marked-unused ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -12715,14 +12020,14 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wused-but-marked-unused"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 		    # Warns about safeguards added in case the enums are
@@ -12753,8 +12058,8 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    # branch will never be reached.)
 		    #
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunreachable-code option" >&5
-printf %s "checking whether the compiler supports the -Wunreachable-code option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunreachable-code option" >&5
+$as_echo_n "checking whether the compiler supports the -Wunreachable-code option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wunreachable-code"
 	#
@@ -12787,11 +12092,10 @@ printf %s "checking whether the compiler supports the -Wunreachable-code option.
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -12802,8 +12106,8 @@ printf "%s\n" "yes" >&6; }
 		if test "xgenerates warnings from ntohs()" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wunreachable-code generates warnings from ntohs()" >&5
-printf %s "checking whether -Wunreachable-code generates warnings from ntohs()... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wunreachable-code generates warnings from ntohs()" >&5
+$as_echo_n "checking whether -Wunreachable-code generates warnings from ntohs()... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <arpa/inet.h>
@@ -12815,26 +12119,25 @@ testme(unsigned short a)
 }
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -12842,19 +12145,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wunreachable-code"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshorten-64-to-32 option" >&5
-printf %s "checking whether the compiler supports the -Wshorten-64-to-32 option... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshorten-64-to-32 option" >&5
+$as_echo_n "checking whether the compiler supports the -Wshorten-64-to-32 option... " >&6; }
 	save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -Wshorten-64-to-32"
 	#
@@ -12887,11 +12190,10 @@ printf %s "checking whether the compiler supports the -Wshorten-64-to-32 option.
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 		can_add_to_cflags=yes
 		#
 		# The compile supports this; do we have some C code for
@@ -12902,32 +12204,31 @@ printf "%s\n" "yes" >&6; }
 		if test "x" != "x"
 		then
 		    CFLAGS="$CFLAGS $ac_lbl_cc_force_warning_errors"
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wshorten-64-to-32 " >&5
-printf %s "checking whether -Wshorten-64-to-32 ... " >&6; }
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -Wshorten-64-to-32 " >&5
+$as_echo_n "checking whether -Wshorten-64-to-32 ... " >&6; }
 		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
 			#
 			# Not a problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-else $as_nop
+else
 
 			#
 			# A problem.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			can_add_to_cflags=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 		fi
 		CFLAGS="$save_CFLAGS"
 		if test x"$can_add_to_cflags" = "xyes"
@@ -12935,20 +12236,20 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 		    V_CCOPT="$V_CCOPT -Wshorten-64-to-32"
 		fi
 
-else $as_nop
+else
 
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		CFLAGS="$save_CFLAGS"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	ac_c_werror_flag="$save_ac_c_werror_flag"
 
 	    fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports generating dependencies" >&5
-printf %s "checking whether the compiler supports generating dependencies... " >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports generating dependencies" >&5
+$as_echo_n "checking whether the compiler supports generating dependencies... " >&6; }
 	if test "$GCC" = yes ; then
 		#
 		# GCC, or a compiler deemed to be GCC by AC_PROG_CC (even
@@ -13017,18 +12318,18 @@ printf %s "checking whether the compiler supports generating dependencies... " >
 /* end confdefs.h.  */
 int main(void) { return 0; }
 _ACEOF
-		if { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: eval \"\$CC \$ac_lbl_dependency_flag conftest.c >/dev/null 2>&1\""; } >&5
+		if { { $as_echo "$as_me:${as_lineno-$LINENO}: eval \"\$CC \$ac_lbl_dependency_flag conftest.c >/dev/null 2>&1\""; } >&5
   (eval "$CC $ac_lbl_dependency_flag conftest.c >/dev/null 2>&1") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes, with $ac_lbl_dependency_flag" >&5
-printf "%s\n" "yes, with $ac_lbl_dependency_flag" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes, with $ac_lbl_dependency_flag" >&5
+$as_echo "yes, with $ac_lbl_dependency_flag" >&6; }
 			DEPENDENCY_CFLAG="$ac_lbl_dependency_flag"
 			MKDEP='${top_srcdir}/mkdep'
 		else
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 			#
 			# We can't run mkdep, so have "make depend" do
 			# nothing.
@@ -13037,8 +12338,8 @@ printf "%s\n" "no" >&6; }
 		fi
 		rm -rf conftest*
 	else
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 		#
 		# We can't run mkdep, so have "make depend" do
 		# nothing.
@@ -13061,11 +12362,11 @@ printf "%s\n" "no" >&6; }
 	    if test -f $name ; then
 		    ln -s $name os-proto.h
 
-printf "%s\n" "#define HAVE_OS_PROTO_H 1" >>confdefs.h
+$as_echo "#define HAVE_OS_PROTO_H 1" >>confdefs.h
 
 	    else
-		    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: can't find $name" >&5
-printf "%s\n" "$as_me: WARNING: can't find $name" >&2;}
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: can't find $name" >&5
+$as_echo "$as_me: WARNING: can't find $name" >&2;}
 	    fi
     fi
 
@@ -13077,10 +12378,11 @@ ac_fn_c_check_member "$LINENO" "struct sockaddr" "sa_len" "ac_cv_member_struct_s
 	#include <sys/socket.h>
 
 "
-if test "x$ac_cv_member_struct_sockaddr_sa_len" = xyes
-then :
+if test "x$ac_cv_member_struct_sockaddr_sa_len" = x""yes; then :
 
-printf "%s\n" "#define HAVE_STRUCT_SOCKADDR_SA_LEN 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_SOCKADDR_SA_LEN 1
+_ACEOF
 
 
 fi
@@ -13094,10 +12396,11 @@ ac_fn_c_check_type "$LINENO" "struct sockaddr_storage" "ac_cv_type_struct_sockad
 	#include <sys/socket.h>
 
 "
-if test "x$ac_cv_type_struct_sockaddr_storage" = xyes
-then :
+if test "x$ac_cv_type_struct_sockaddr_storage" = x""yes; then :
 
-printf "%s\n" "#define HAVE_STRUCT_SOCKADDR_STORAGE 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_SOCKADDR_STORAGE 1
+_ACEOF
 
 
 fi
@@ -13120,10 +12423,11 @@ ac_fn_c_check_member "$LINENO" "dl_hp_ppa_info_t" "dl_module_id_1" "ac_cv_member
 	#include <sys/dlpi_ext.h>
 
 "
-if test "x$ac_cv_member_dl_hp_ppa_info_t_dl_module_id_1" = xyes
-then :
+if test "x$ac_cv_member_dl_hp_ppa_info_t_dl_module_id_1" = x""yes; then :
 
-printf "%s\n" "#define HAVE_DL_HP_PPA_INFO_T_DL_MODULE_ID_1 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DL_HP_PPA_INFO_T_DL_MODULE_ID_1 1
+_ACEOF
 
 
 fi
@@ -13133,10 +12437,9 @@ fi
 # Various Linux-specific mechanisms.
 #
 # Check whether --enable-usb was given.
-if test ${enable_usb+y}
-then :
+if test "${enable_usb+set}" = set; then :
   enableval=$enable_usb;
-else $as_nop
+else
   enable_usb=yes
 fi
 
@@ -13148,15 +12451,15 @@ fi
 if test "xxx_only" != yes; then
   case "$host_os" in
   linux*)
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Linux usbmon USB sniffing support" >&5
-printf %s "checking for Linux usbmon USB sniffing support... " >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Linux usbmon USB sniffing support" >&5
+$as_echo_n "checking for Linux usbmon USB sniffing support... " >&6; }
     if test "x$enable_usb" != "xno" ; then
 
-printf "%s\n" "#define PCAP_SUPPORT_LINUX_USBMON 1" >>confdefs.h
+$as_echo "#define PCAP_SUPPORT_LINUX_USBMON 1" >>confdefs.h
 
       MODULE_C_SRC="$MODULE_C_SRC pcap-usb-linux.c"
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
       #
       # Note: if the directory for special files is *EVER* somewhere
       # other than the UN*X standard of /dev (which will break any
@@ -13172,33 +12475,48 @@ printf "%s\n" "yes" >&6; }
       # Do we have a version of <linux/compiler.h> available?
       # If so, we might need it for <linux/usbdevice_fs.h>.
       #
-      ac_fn_c_check_header_compile "$LINENO" "linux/compiler.h" "ac_cv_header_linux_compiler_h" "$ac_includes_default"
-if test "x$ac_cv_header_linux_compiler_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_LINUX_COMPILER_H 1" >>confdefs.h
+      for ac_header in linux/compiler.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "linux/compiler.h" "ac_cv_header_linux_compiler_h" "$ac_includes_default"
+if test "x$ac_cv_header_linux_compiler_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LINUX_COMPILER_H 1
+_ACEOF
 
 fi
 
+done
+
       if test "$ac_cv_header_linux_compiler_h" = yes; then
         #
         # Yes - include it when testing for <linux/usbdevice_fs.h>.
         #
-        ac_fn_c_check_header_compile "$LINENO" "linux/usbdevice_fs.h" "ac_cv_header_linux_usbdevice_fs_h" "#include <linux/compiler.h>
+        for ac_header in linux/usbdevice_fs.h
+do :
+  ac_fn_c_check_header_compile "$LINENO" "linux/usbdevice_fs.h" "ac_cv_header_linux_usbdevice_fs_h" "#include <linux/compiler.h>
 "
-if test "x$ac_cv_header_linux_usbdevice_fs_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_LINUX_USBDEVICE_FS_H 1" >>confdefs.h
+if test "x$ac_cv_header_linux_usbdevice_fs_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LINUX_USBDEVICE_FS_H 1
+_ACEOF
 
 fi
 
+done
+
       else
-        ac_fn_c_check_header_compile "$LINENO" "linux/usbdevice_fs.h" "ac_cv_header_linux_usbdevice_fs_h" "$ac_includes_default"
-if test "x$ac_cv_header_linux_usbdevice_fs_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_LINUX_USBDEVICE_FS_H 1" >>confdefs.h
+        for ac_header in linux/usbdevice_fs.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "linux/usbdevice_fs.h" "ac_cv_header_linux_usbdevice_fs_h" "$ac_includes_default"
+if test "x$ac_cv_header_linux_usbdevice_fs_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LINUX_USBDEVICE_FS_H 1
+_ACEOF
 
 fi
 
+done
+
       fi
       if test "$ac_cv_header_linux_usbdevice_fs_h" = yes; then
         #
@@ -13215,18 +12533,19 @@ fi
             #include <linux/usbdevice_fs.h>
 
 "
-if test "x$ac_cv_member_struct_usbdevfs_ctrltransfer_bRequestType" = xyes
-then :
+if test "x$ac_cv_member_struct_usbdevfs_ctrltransfer_bRequestType" = x""yes; then :
 
-printf "%s\n" "#define HAVE_STRUCT_USBDEVFS_CTRLTRANSFER_BREQUESTTYPE 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_USBDEVFS_CTRLTRANSFER_BREQUESTTYPE 1
+_ACEOF
 
 
 fi
 
       fi
     else
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
     fi
 
     #
@@ -13237,12 +12556,11 @@ printf "%s\n" "no" >&6; }
     # Check whether the includes Just Work.  If not, don't turn on
     # netfilter support.
     #
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we can compile the netfilter support" >&5
-printf %s "checking whether we can compile the netfilter support... " >&6; }
-    if test ${ac_cv_netfilter_can_compile+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we can compile the netfilter support" >&5
+$as_echo_n "checking whether we can compile the netfilter support... " >&6; }
+    if test "${ac_cv_netfilter_can_compile+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -13257,27 +12575,26 @@ $ac_includes_default
 #include <linux/netfilter/nfnetlink_log.h>
 #include <linux/netfilter/nfnetlink_queue.h>
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_netfilter_can_compile=yes
-else $as_nop
+else
   ac_cv_netfilter_can_compile=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_netfilter_can_compile" >&5
-printf "%s\n" "$ac_cv_netfilter_can_compile" >&6; }
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_netfilter_can_compile" >&5
+$as_echo "$ac_cv_netfilter_can_compile" >&6; }
     if test $ac_cv_netfilter_can_compile = yes ; then
 
-printf "%s\n" "#define PCAP_SUPPORT_NETFILTER 1" >>confdefs.h
+$as_echo "#define PCAP_SUPPORT_NETFILTER 1" >>confdefs.h
 
       MODULE_C_SRC="$MODULE_C_SRC pcap-netfilter-linux.c"
     fi
@@ -13288,10 +12605,9 @@ fi
 
 
 # Check whether --enable-netmap was given.
-if test ${enable_netmap+y}
-then :
+if test "${enable_netmap+set}" = set; then :
   enableval=$enable_netmap;
-else $as_nop
+else
   enable_netmap=yes
 fi
 
@@ -13303,12 +12619,11 @@ if test "x$enable_netmap" != "xno" ; then
 	# is defined, for example, as it includes a non-existent malloc.h
 	# header.
 	#
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we can compile the netmap support" >&5
-printf %s "checking whether we can compile the netmap support... " >&6; }
-	if test ${ac_cv_net_netmap_user_can_compile+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we can compile the netmap support" >&5
+$as_echo_n "checking whether we can compile the netmap support... " >&6; }
+	if test "${ac_cv_net_netmap_user_can_compile+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -13316,27 +12631,26 @@ $ac_includes_default
 #define NETMAP_WITH_LIBS
 #include <net/netmap_user.h>
 int
-main (void)
+main ()
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_net_netmap_user_can_compile=yes
-else $as_nop
+else
   ac_cv_net_netmap_user_can_compile=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
-	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_net_netmap_user_can_compile" >&5
-printf "%s\n" "$ac_cv_net_netmap_user_can_compile" >&6; }
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_net_netmap_user_can_compile" >&5
+$as_echo "$ac_cv_net_netmap_user_can_compile" >&6; }
 	if test $ac_cv_net_netmap_user_can_compile = yes ; then
 
-printf "%s\n" "#define PCAP_SUPPORT_NETMAP 1" >>confdefs.h
+$as_echo "#define PCAP_SUPPORT_NETMAP 1" >>confdefs.h
 
 	    MODULE_C_SRC="$MODULE_C_SRC pcap-netmap.c"
 	fi
@@ -13346,8 +12660,7 @@ fi
 # Check for DPDK support.
 
 # Check whether --with-dpdk was given.
-if test ${with_dpdk+y}
-then :
+if test "${with_dpdk+set}" = set; then :
   withval=$with_dpdk;
 	if test "$withval" = no
 	then
@@ -13364,7 +12677,7 @@ then :
 		dpdk_dir=$withval
 	fi
 
-else $as_nop
+else
 
 	if test "$V_PCAP" = dpdk; then
 		# User requested DPDK-only libpcap, so we'd better have
@@ -13415,21 +12728,21 @@ if test "$want_dpdk" != no; then
 		PKG_CONFIG_PATH="$dpdk_dir:$PKG_CONFIG_PATH"
 	fi
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libdpdk with pkg-config" >&5
-printf %s "checking for libdpdk with pkg-config... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libdpdk with pkg-config" >&5
+$as_echo_n "checking for libdpdk with pkg-config... " >&6; }
 if test -n "$PKG_CONFIG"; then
 
-    if { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libdpdk\""; } >&5
+    if { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libdpdk\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libdpdk") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
 	#
 	# The package was found, so try to get its C flags and
 	# libraries.
 	#
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found" >&5
-printf "%s\n" "found" >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: found" >&5
+$as_echo "found" >&6; }
 	if test ! -n "$DPDK_CFLAGS"; then
     DPDK_CFLAGS=`$PKG_CONFIG --cflags "libdpdk" 2>/dev/null`
     if test "x$?" != "x0"; then
@@ -13451,7 +12764,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --cflags "libdpdk" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --cflags \"libdpdk\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --cflags \"libdpdk\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 	if test ! -n "$DPDK_LIBS"; then
@@ -13475,7 +12788,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --libs "libdpdk" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --libs \"libdpdk\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --libs \"libdpdk\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 	if test ! -n "$DPDK_LIBS_STATIC"; then
@@ -13499,21 +12812,21 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --libs --static "libdpdk" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --libs --static \"libdpdk\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --libs --static \"libdpdk\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 
 		found_dpdk=yes
 
     else
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not found" >&5
-printf "%s\n" "not found" >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+$as_echo "not found" >&6; }
         :
     fi
 else
     # No pkg-config, so obviously not found with pkg-config.
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: pkg-config not found" >&5
-printf "%s\n" "pkg-config not found" >&6; }
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: pkg-config not found" >&5
+$as_echo "pkg-config not found" >&6; }
     :
 fi
 
@@ -13537,8 +12850,7 @@ fi
 		CFLAGS="$CFLAGS $DPDK_CFLAGS"
 		LIBS="$LIBS $DPDK_LIBS"
 		ac_fn_c_check_func "$LINENO" "rte_eth_dev_count_avail" "ac_cv_func_rte_eth_dev_count_avail"
-if test "x$ac_cv_func_rte_eth_dev_count_avail" = xyes
-then :
+if test "x$ac_cv_func_rte_eth_dev_count_avail" = x""yes; then :
 
 fi
 
@@ -13569,10 +12881,11 @@ fi
 			#include <rte_ether.h>
 
 "
-if test "x$ac_cv_type_struct_rte_ether_addr" = xyes
-then :
+if test "x$ac_cv_type_struct_rte_ether_addr" = x""yes; then :
 
-printf "%s\n" "#define HAVE_STRUCT_RTE_ETHER_ADDR 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_RTE_ETHER_ADDR 1
+_ACEOF
 
 
 fi
@@ -13591,7 +12904,7 @@ fi
 		ADDITIONAL_LIBS_STATIC="$ADDITIONAL_LIBS_STATIC $DPDK_LIBS_STATIC"
 		REQUIRES_PRIVATE="$REQUIRES_PRIVATE libdpdk"
 
-printf "%s\n" "#define PCAP_SUPPORT_DPDK 1" >>confdefs.h
+$as_echo "#define PCAP_SUPPORT_DPDK 1" >>confdefs.h
 
 		if test $V_PCAP != dpdk ; then
 			MODULE_C_SRC="$MODULE_C_SRC pcap-dpdk.c"
@@ -13614,7 +12927,7 @@ printf "%s\n" "#define PCAP_SUPPORT_DPDK 1" >>confdefs.h
 				#
 				# User requested DPDK-only capture support.
 				#
-				as_fn_error $? "DPDK support requested with --with-pcap=dpdk, but
+				as_fn_error "DPDK support requested with --with-pcap=dpdk, but
 we couldn't find DPDK with pkg-config.  Make sure that pkg-config is
 installed, that DPDK 18.02.2 or later is installed, and that DPDK
 provides a .pc file." "$LINENO" 5
@@ -13625,7 +12938,7 @@ provides a .pc file." "$LINENO" 5
 				# User requested that libpcap include
 				# DPDK capture support.
 				#
-				as_fn_error $? "DPDK support requested with --with-dpdk, but we
+				as_fn_error "DPDK support requested with --with-dpdk, but we
 couldn't find DPDK with pkg-config.  Make sure that pkg-config
 is installed, that DPDK 18.02.2 or later is installed, and that
 DPDK provides .pc file." "$LINENO" 5
@@ -13635,11 +12948,11 @@ DPDK provides .pc file." "$LINENO" 5
 			# User didn't indicate whether they wanted DPDK
 			# or not; just warn why we didn't find it.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: We couldn't find DPDK with pkg-config.  If
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: We couldn't find DPDK with pkg-config.  If
 you want DPDK support, make sure that pkg-config is installed,
 that DPDK 18.02.2 or later is installed, and that DPDK provides a
 .pc file." >&5
-printf "%s\n" "$as_me: WARNING: We couldn't find DPDK with pkg-config.  If
+$as_echo "$as_me: WARNING: We couldn't find DPDK with pkg-config.  If
 you want DPDK support, make sure that pkg-config is installed,
 that DPDK 18.02.2 or later is installed, and that DPDK provides a
 .pc file." >&2;}
@@ -13656,7 +12969,7 @@ that DPDK 18.02.2 or later is installed, and that DPDK provides a
 				#
 				# User requested DPDK-only capture support.
 				#
-				as_fn_error $? "DPDK support requested with --with-pcap=dpdk, but we
+				as_fn_error "DPDK support requested with --with-pcap=dpdk, but we
 can't compile libpcap with DPDK.  Make sure that DPDK 18.02.2 or later
 is installed." "$LINENO" 5
 			fi
@@ -13666,7 +12979,7 @@ is installed." "$LINENO" 5
 				# User requested that libpcap include
 				# DPDK capture support.
 				#
-				as_fn_error $? "DPDK support requested with --with-dpdk, but
+				as_fn_error "DPDK support requested with --with-dpdk, but
 we can't compile libpcap with DPDK.  Make sure that DPDK 18.02.2
 or later is DPDK is installed." "$LINENO" 5
 			fi
@@ -13675,9 +12988,9 @@ or later is DPDK is installed." "$LINENO" 5
 			# User didn't indicate whether they wanted DPDK
 			# or not; just warn why we didn't find it.
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: DPDK was found, but we can't compile libpcap with it.
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: DPDK was found, but we can't compile libpcap with it.
 Make sure that DPDK 18.02.2 or later is installed." >&5
-printf "%s\n" "$as_me: WARNING: DPDK was found, but we can't compile libpcap with it.
+$as_echo "$as_me: WARNING: DPDK was found, but we can't compile libpcap with it.
 Make sure that DPDK 18.02.2 or later is installed." >&2;}
 		fi
 	fi
@@ -13685,10 +12998,9 @@ fi
 
 
 # Check whether --enable-bluetooth was given.
-if test ${enable_bluetooth+y}
-then :
+if test "${enable_bluetooth+set}" = set; then :
   enableval=$enable_bluetooth;
-else $as_nop
+else
   enable_bluetooth=ifsupportavailable
 fi
 
@@ -13702,20 +13014,19 @@ fi
 if test "x$enable_bluetooth" != "xno" ; then
 		case "$host_os" in
 	linux*)
-		ac_fn_c_check_header_compile "$LINENO" "bluetooth/bluetooth.h" "ac_cv_header_bluetooth_bluetooth_h" "$ac_includes_default"
-if test "x$ac_cv_header_bluetooth_bluetooth_h" = xyes
-then :
+		ac_fn_c_check_header_mongrel "$LINENO" "bluetooth/bluetooth.h" "ac_cv_header_bluetooth_bluetooth_h" "$ac_includes_default"
+if test "x$ac_cv_header_bluetooth_bluetooth_h" = x""yes; then :
 
 			#
 			# We have bluetooth.h, so we support Bluetooth
 			# sniffing.
 			#
 
-printf "%s\n" "#define PCAP_SUPPORT_BT 1" >>confdefs.h
+$as_echo "#define PCAP_SUPPORT_BT 1" >>confdefs.h
 
 			MODULE_C_SRC="$MODULE_C_SRC pcap-bt-linux.c"
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Bluetooth sniffing is supported" >&5
-printf "%s\n" "$as_me: Bluetooth sniffing is supported" >&6;}
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: Bluetooth sniffing is supported" >&5
+$as_echo "$as_me: Bluetooth sniffing is supported" >&6;}
 			ac_lbl_bluetooth_available=yes
 
 			#
@@ -13727,21 +13038,21 @@ printf "%s\n" "$as_me: Bluetooth sniffing is supported" >&6;}
 				#include <bluetooth/hci.h>
 
 "
-if test "x$ac_cv_member_struct_sockaddr_hci_hci_channel" = xyes
-then :
+if test "x$ac_cv_member_struct_sockaddr_hci_hci_channel" = x""yes; then :
 
-printf "%s\n" "#define HAVE_STRUCT_SOCKADDR_HCI_HCI_CHANNEL 1" >>confdefs.h
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_SOCKADDR_HCI_HCI_CHANNEL 1
+_ACEOF
 
 
 				#
 				# Yes; is HCI_CHANNEL_MONITOR defined?
 				#
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if HCI_CHANNEL_MONITOR is defined" >&5
-printf %s "checking if HCI_CHANNEL_MONITOR is defined... " >&6; }
-				if test ${ac_cv_lbl_hci_channel_monitor_is_defined+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if HCI_CHANNEL_MONITOR is defined" >&5
+$as_echo_n "checking if HCI_CHANNEL_MONITOR is defined... " >&6; }
+				if test "${ac_cv_lbl_hci_channel_monitor_is_defined+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -13749,7 +13060,7 @@ else $as_nop
 					    #include <bluetooth/hci.h>
 
 int
-main (void)
+main ()
 {
 
 					    u_int i = HCI_CHANNEL_MONITOR;
@@ -13758,51 +13069,51 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"
-then :
+if ac_fn_c_try_compile "$LINENO"; then :
 
-					    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+					    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
-printf "%s\n" "#define PCAP_SUPPORT_BT_MONITOR /**/" >>confdefs.h
+$as_echo "#define PCAP_SUPPORT_BT_MONITOR /**/" >>confdefs.h
 
 					    MODULE_C_SRC="$MODULE_C_SRC pcap-bt-monitor-linux.c"
 
-else $as_nop
+else
 
-					    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+					    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
 
 fi
 
 
-else $as_nop
+else
 
 			#
 			# We don't have bluetooth.h, so we don't support
 			# Bluetooth sniffing.
 			#
 			if test "x$enable_bluetooth" = "xyes" ; then
-				as_fn_error $? "Bluetooth sniffing is not supported; install bluez-lib devel to enable it" "$LINENO" 5
+				as_fn_error "Bluetooth sniffing is not supported; install bluez-lib devel to enable it" "$LINENO" 5
 			else
-				{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Bluetooth sniffing is not supported; install bluez-lib devel to enable it" >&5
-printf "%s\n" "$as_me: Bluetooth sniffing is not supported; install bluez-lib devel to enable it" >&6;}
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: Bluetooth sniffing is not supported; install bluez-lib devel to enable it" >&5
+$as_echo "$as_me: Bluetooth sniffing is not supported; install bluez-lib devel to enable it" >&6;}
 			fi
 
 fi
 
+
 		;;
 	*)
 		if test "x$enable_bluetooth" = "xyes" ; then
-			as_fn_error $? "no Bluetooth sniffing support implemented for $host_os" "$LINENO" 5
+			as_fn_error "no Bluetooth sniffing support implemented for $host_os" "$LINENO" 5
 		else
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: no Bluetooth sniffing support implemented for $host_os" >&5
-printf "%s\n" "$as_me: no Bluetooth sniffing support implemented for $host_os" >&6;}
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: no Bluetooth sniffing support implemented for $host_os" >&5
+$as_echo "$as_me: no Bluetooth sniffing support implemented for $host_os" >&6;}
 		fi
 		;;
 	esac
@@ -13810,10 +13121,9 @@ printf "%s\n" "$as_me: no Bluetooth sniffing support implemented for $host_os" >
 fi
 
 # Check whether --enable-dbus was given.
-if test ${enable_dbus+y}
-then :
+if test "${enable_dbus+set}" = set; then :
   enableval=$enable_dbus;
-else $as_nop
+else
   enable_dbus=ifavailable
 fi
 
@@ -13836,7 +13146,7 @@ if test "x$enable_dbus" != "xno"; then
 			#
 			# The user requested it, so fail.
 			#
-			as_fn_error $? "Due to freedesktop.org bug 74029, D-Bus capture support is not available on macOS" "$LINENO" 5
+			as_fn_error "Due to freedesktop.org bug 74029, D-Bus capture support is not available on macOS" "$LINENO" 5
 		esac
 	else
 		case "$host_os" in
@@ -13858,21 +13168,21 @@ fi
 
 if test "x$enable_dbus" != "xno"; then
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dbus-1 with pkg-config" >&5
-printf %s "checking for dbus-1 with pkg-config... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dbus-1 with pkg-config" >&5
+$as_echo_n "checking for dbus-1 with pkg-config... " >&6; }
 if test -n "$PKG_CONFIG"; then
 
-    if { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"dbus-1\""; } >&5
+    if { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"dbus-1\""; } >&5
   ($PKG_CONFIG --exists --print-errors "dbus-1") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
 	#
 	# The package was found, so try to get its C flags and
 	# libraries.
 	#
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found" >&5
-printf "%s\n" "found" >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: found" >&5
+$as_echo "found" >&6; }
 	if test ! -n "$DBUS_CFLAGS"; then
     DBUS_CFLAGS=`$PKG_CONFIG --cflags "dbus-1" 2>/dev/null`
     if test "x$?" != "x0"; then
@@ -13894,7 +13204,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --cflags "dbus-1" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --cflags \"dbus-1\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --cflags \"dbus-1\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 	if test ! -n "$DBUS_LIBS"; then
@@ -13918,7 +13228,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --libs "dbus-1" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --libs \"dbus-1\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --libs \"dbus-1\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 	if test ! -n "$DBUS_LIBS_STATIC"; then
@@ -13942,7 +13252,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --libs --static "dbus-1" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --libs --static \"dbus-1\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --libs --static \"dbus-1\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 
@@ -13953,8 +13263,8 @@ fi
 
 		CFLAGS="$CFLAGS $DBUS_CFLAGS"
 		LIBS="$LIBS $DBUS_LIBS"
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the D-Bus library defines dbus_connection_read_write" >&5
-printf %s "checking whether the D-Bus library defines dbus_connection_read_write... " >&6; }
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the D-Bus library defines dbus_connection_read_write" >&5
+$as_echo_n "checking whether the D-Bus library defines dbus_connection_read_write... " >&6; }
 		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <string.h>
@@ -13964,20 +13274,19 @@ printf %s "checking whether the D-Bus library defines dbus_connection_read_write
 
 		     #include <dbus/dbus.h>
 int
-main (void)
+main ()
 {
 return dbus_connection_read_write(NULL, 0);
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
-printf "%s\n" "#define PCAP_SUPPORT_DBUS 1" >>confdefs.h
+$as_echo "#define PCAP_SUPPORT_DBUS 1" >>confdefs.h
 
 			MODULE_C_SRC="$MODULE_C_SRC pcap-dbus.c"
 			V_INCLS="$V_INCLS $DBUS_CFLAGS"
@@ -13985,16 +13294,16 @@ printf "%s\n" "#define PCAP_SUPPORT_DBUS 1" >>confdefs.h
 			ADDITIONAL_LIBS_STATIC="$ADDITIONAL_LIBS_STATIC $DBUS_LIBS_STATIC"
 			REQUIRES_PRIVATE="$REQUIRES_PRIVATE dbus-1"
 
-else $as_nop
+else
 
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 			if test "x$enable_dbus" = "xyes"; then
-			    as_fn_error $? "--enable-dbus was given, but the D-Bus library doesn't define dbus_connection_read_write()" "$LINENO" 5
+			    as_fn_error "--enable-dbus was given, but the D-Bus library doesn't define dbus_connection_read_write()" "$LINENO" 5
 			fi
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 	CFLAGS="$save_CFLAGS"
@@ -14003,21 +13312,21 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 
 
     else
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not found" >&5
-printf "%s\n" "not found" >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+$as_echo "not found" >&6; }
 
 		if test "x$enable_dbus" = "xyes"; then
-			as_fn_error $? "--enable-dbus was given, but the dbus-1 package is not installed" "$LINENO" 5
+			as_fn_error "--enable-dbus was given, but the dbus-1 package is not installed" "$LINENO" 5
 		fi
 
     fi
 else
     # No pkg-config, so obviously not found with pkg-config.
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: pkg-config not found" >&5
-printf "%s\n" "pkg-config not found" >&6; }
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: pkg-config not found" >&5
+$as_echo "pkg-config not found" >&6; }
 
 		if test "x$enable_dbus" = "xyes"; then
-			as_fn_error $? "--enable-dbus was given, but the dbus-1 package is not installed" "$LINENO" 5
+			as_fn_error "--enable-dbus was given, but the dbus-1 package is not installed" "$LINENO" 5
 		fi
 
 fi
@@ -14026,10 +13335,9 @@ fi
 fi
 
 # Check whether --enable-rdma was given.
-if test ${enable_rdma+y}
-then :
+if test "${enable_rdma+set}" = set; then :
   enableval=$enable_rdma;
-else $as_nop
+else
   enable_rdma=ifavailable
 fi
 
@@ -14042,21 +13350,21 @@ fi
 
 if test "x$enable_rdma" != "xno"; then
 
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libibverbs with pkg-config" >&5
-printf %s "checking for libibverbs with pkg-config... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libibverbs with pkg-config" >&5
+$as_echo_n "checking for libibverbs with pkg-config... " >&6; }
 if test -n "$PKG_CONFIG"; then
 
-    if { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libibverbs\""; } >&5
+    if { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libibverbs\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libibverbs") 2>&5
   ac_status=$?
-  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
 	#
 	# The package was found, so try to get its C flags and
 	# libraries.
 	#
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found" >&5
-printf "%s\n" "found" >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: found" >&5
+$as_echo "found" >&6; }
 	if test ! -n "$LIBIBVERBS_CFLAGS"; then
     LIBIBVERBS_CFLAGS=`$PKG_CONFIG --cflags "libibverbs" 2>/dev/null`
     if test "x$?" != "x0"; then
@@ -14078,7 +13386,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --cflags "libibverbs" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --cflags \"libibverbs\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --cflags \"libibverbs\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 	if test ! -n "$LIBIBVERBS_LIBS"; then
@@ -14102,7 +13410,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --libs "libibverbs" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --libs \"libibverbs\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --libs \"libibverbs\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 	if test ! -n "$LIBIBVERBS_LIBS_STATIC"; then
@@ -14126,7 +13434,7 @@ fi
 	else
 	    _pkg_error_string=`$PKG_CONFIG --print-errors --libs --static "libibverbs" 2>&1`
 	fi
-        as_fn_error $? "$PKG_CONFIG --libs --static \"libibverbs\" failed: $_pkg_error_string" "$LINENO" 5
+        as_fn_error "$PKG_CONFIG --libs --static \"libibverbs\" failed: $_pkg_error_string" "$LINENO" 5
     fi
  fi
 
@@ -14134,25 +13442,24 @@ fi
 		LIBIBVERBS_REQUIRES_PRIVATE="libibverbs"
 
     else
-        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not found" >&5
-printf "%s\n" "not found" >&6; }
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+$as_echo "not found" >&6; }
         :
     fi
 else
     # No pkg-config, so obviously not found with pkg-config.
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: pkg-config not found" >&5
-printf "%s\n" "pkg-config not found" >&6; }
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: pkg-config not found" >&5
+$as_echo "pkg-config not found" >&6; }
     :
 fi
 
 
 	if test "x$found_libibverbs" != "xyes"; then
-		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ibv_get_device_list in -libverbs" >&5
-printf %s "checking for ibv_get_device_list in -libverbs... " >&6; }
-if test ${ac_cv_lib_ibverbs_ibv_get_device_list+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ibv_get_device_list in -libverbs" >&5
+$as_echo_n "checking for ibv_get_device_list in -libverbs... " >&6; }
+if test "${ac_cv_lib_ibverbs_ibv_get_device_list+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-libverbs  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -14161,29 +13468,30 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 char ibv_get_device_list ();
 int
-main (void)
+main ()
 {
 return ibv_get_device_list ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_ibverbs_ibv_get_device_list=yes
-else $as_nop
+else
   ac_cv_lib_ibverbs_ibv_get_device_list=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ibverbs_ibv_get_device_list" >&5
-printf "%s\n" "$ac_cv_lib_ibverbs_ibv_get_device_list" >&6; }
-if test "x$ac_cv_lib_ibverbs_ibv_get_device_list" = xyes
-then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ibverbs_ibv_get_device_list" >&5
+$as_echo "$ac_cv_lib_ibverbs_ibv_get_device_list" >&6; }
+if test "x$ac_cv_lib_ibverbs_ibv_get_device_list" = x""yes; then :
 
 			found_libibverbs=yes
 			LIBIBVERBS_CFLAGS=""
@@ -14209,9 +13517,8 @@ fi
 
 		CFLAGS="$CFLAGS $LIBIBVERBS_CFLAGS"
 		LIBS="$LIBS $LIBIBVERBS_LIBS"
-		ac_fn_c_check_header_compile "$LINENO" "infiniband/verbs.h" "ac_cv_header_infiniband_verbs_h" "$ac_includes_default"
-if test "x$ac_cv_header_infiniband_verbs_h" = xyes
-then :
+		ac_fn_c_check_header_mongrel "$LINENO" "infiniband/verbs.h" "ac_cv_header_infiniband_verbs_h" "$ac_includes_default"
+if test "x$ac_cv_header_infiniband_verbs_h" = x""yes; then :
 
 			#
 			# ibv_create_flow may be defined as a static inline
@@ -14224,15 +13531,15 @@ then :
 			# this (they do a clever trick to avoid having
 			# to know the function's signature).
 			#
-			{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether libibverbs defines ibv_create_flow" >&5
-printf %s "checking whether libibverbs defines ibv_create_flow... " >&6; }
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether libibverbs defines ibv_create_flow" >&5
+$as_echo_n "checking whether libibverbs defines ibv_create_flow... " >&6; }
 			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 					#include <infiniband/verbs.h>
 
 int
-main (void)
+main ()
 {
 
 					(void) ibv_create_flow((struct ibv_qp *) NULL,
@@ -14242,26 +13549,26 @@ main (void)
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"
-then :
+if ac_fn_c_try_link "$LINENO"; then :
 
-					{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-printf "%s\n" "yes" >&6; }
+					{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 					found_usable_libibverbs=yes
 
-else $as_nop
+else
 
-					{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
+					{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.beam \
+rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 
 fi
 
 
+
 	CFLAGS="$save_CFLAGS"
 	LIBS="$save_LIBS"
 	LDFLAGS="$save_LDFLAGS"
@@ -14271,7 +13578,7 @@ fi
 	if test "x$found_usable_libibverbs" = "xyes"
 	then
 
-printf "%s\n" "#define PCAP_SUPPORT_RDMASNIFF /**/" >>confdefs.h
+$as_echo "#define PCAP_SUPPORT_RDMASNIFF /**/" >>confdefs.h
 
 		MODULE_C_SRC="$MODULE_C_SRC pcap-rdmasniff.c"
 		CFLAGS="$LIBIBVERBS_CFLAGS $CFLAGS"
@@ -14338,8 +13645,7 @@ if test "$prefix" != "/usr"; then
 	esac
 fi
 
-
-  # Find a good install program.  We prefer a C program (faster),
+# Find a good install program.  We prefer a C program (faster),
 # so one script is as good as another.  But avoid the broken or
 # incompatible versions:
 # SysV /etc/install, /usr/sbin/install
@@ -14353,25 +13659,20 @@ fi
 # OS/2's system install, which has a completely different semantic
 # ./install, which can be erroneously created by make from ./install.sh.
 # Reject install programs that cannot install multiple files.
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
-printf %s "checking for a BSD-compatible install... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
+$as_echo_n "checking for a BSD-compatible install... " >&6; }
 if test -z "$INSTALL"; then
-if test ${ac_cv_path_install+y}
-then :
-  printf %s "(cached) " >&6
-else $as_nop
+if test "${ac_cv_path_install+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
-    # Account for fact that we put trailing slashes in our PATH walk.
-case $as_dir in #((
-  ./ | /[cC]/* | \
+  test -z "$as_dir" && as_dir=.
+    # Account for people who put trailing slashes in PATH elements.
+case $as_dir/ in #((
+  ./ | .// | /[cC]/* | \
   /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
   ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \
   /usr/ucb/* ) ;;
@@ -14381,13 +13682,13 @@ case $as_dir in #((
     # by default.
     for ac_prog in ginstall scoinst install; do
       for ac_exec_ext in '' $ac_executable_extensions; do
-	if as_fn_executable_p "$as_dir$ac_prog$ac_exec_ext"; then
+	if { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; }; then
 	  if test $ac_prog = install &&
-	    grep dspmsg "$as_dir$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
 	    # AIX install.  It has an incompatible calling convention.
 	    :
 	  elif test $ac_prog = install &&
-	    grep pwplus "$as_dir$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+	    grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
 	    # program-specific install script used by HP pwplus--don't use.
 	    :
 	  else
@@ -14395,12 +13696,12 @@ case $as_dir in #((
 	    echo one > conftest.one
 	    echo two > conftest.two
 	    mkdir conftest.dir
-	    if "$as_dir$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir/" &&
+	    if "$as_dir/$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" &&
 	      test -s conftest.one && test -s conftest.two &&
 	      test -s conftest.dir/conftest.one &&
 	      test -s conftest.dir/conftest.two
 	    then
-	      ac_cv_path_install="$as_dir$ac_prog$ac_exec_ext -c"
+	      ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
 	      break 3
 	    fi
 	  fi
@@ -14416,7 +13717,7 @@ IFS=$as_save_IFS
 rm -rf conftest.one conftest.two conftest.dir
 
 fi
-  if test ${ac_cv_path_install+y}; then
+  if test "${ac_cv_path_install+set}" = set; then
     INSTALL=$ac_cv_path_install
   else
     # As a last resort, use the slow shell script.  Don't cache a
@@ -14426,8 +13727,8 @@ fi
     INSTALL=$ac_install_sh
   fi
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
-printf "%s\n" "$INSTALL" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
+$as_echo "$INSTALL" >&6; }
 
 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
 # It thinks the first close brace ends the variable substitution.
@@ -14495,8 +13796,8 @@ _ACEOF
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -14526,30 +13827,19 @@ printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;}
      /^ac_cv_env_/b end
      t clear
      :clear
-     s/^\([^=]*\)=\(.*[{}].*\)$/test ${\1+y} || &/
+     s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
      t end
      s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
-    if test "x$cache_file" != "x/dev/null"; then
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
-printf "%s\n" "$as_me: updating cache $cache_file" >&6;}
-      if test ! -f "$cache_file" || test -h "$cache_file"; then
-	cat confcache >"$cache_file"
-      else
-        case $cache_file in #(
-        */* | ?:*)
-	  mv -f confcache "$cache_file"$$ &&
-	  mv -f "$cache_file"$$ "$cache_file" ;; #(
-        *)
-	  mv -f confcache "$cache_file" ;;
-	esac
-      fi
-    fi
+    test "x$cache_file" != "x/dev/null" &&
+      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
+$as_echo "$as_me: updating cache $cache_file" >&6;}
+    cat confcache >$cache_file
   else
-    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
-printf "%s\n" "$as_me: not updating unwritable cache $cache_file" >&6;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
+$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
 rm -f confcache
@@ -14562,11 +13852,10 @@ DEFS=-DHAVE_CONFIG_H
 
 ac_libobjs=
 ac_ltlibobjs=
-U=
 for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
   ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
-  ac_i=`printf "%s\n" "$ac_i" | sed "$ac_script"`
+  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
   # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
   #    will be set to the directory where LIBOBJS objects are built.
   as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
@@ -14578,12 +13867,12 @@ LTLIBOBJS=$ac_ltlibobjs
 
 
 
-: "${CONFIG_STATUS=./config.status}"
+: ${CONFIG_STATUS=./config.status}
 ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
-printf "%s\n" "$as_me: creating $CONFIG_STATUS" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
+$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
 as_write_fail=0
 cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
 #! $SHELL
@@ -14606,16 +13895,14 @@ cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-as_nop=:
-if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
-then :
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else $as_nop
+else
   case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
@@ -14625,46 +13912,46 @@ esac
 fi
 
 
-
-# Reset variables that may have inherited troublesome values from
-# the environment.
-
-# IFS needs to be set, to space, tab, and newline, in precisely that order.
-# (If _AS_PATH_WALK were called with IFS unset, it would have the
-# side effect of setting IFS to empty, thus disabling word splitting.)
-# Quoting is to prevent editors from complaining about space-tab.
 as_nl='
 '
 export as_nl
-IFS=" ""	$as_nl"
-
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# Ensure predictable behavior from utilities with locale-dependent output.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# We cannot yet rely on "unset" to work, but we need these variables
-# to be unset--not just set to an empty or harmless value--now, to
-# avoid bugs in old shells (e.g. pre-3.0 UWIN ksh).  This construct
-# also avoids known problems related to "unset" and subshell syntax
-# in other old shells (e.g. bash 2.01 and pdksh 5.2.14).
-for as_var in BASH_ENV ENV MAIL MAILPATH CDPATH
-do eval test \${$as_var+y} \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
-
-# Ensure that fds 0, 1, and 2 are open.
-if (exec 3>&0) 2>/dev/null; then :; else exec 0</dev/null; fi
-if (exec 3>&1) 2>/dev/null; then :; else exec 1>/dev/null; fi
-if (exec 3>&2)            ; then :; else exec 2>/dev/null; fi
+# Printing a long string crashes Solaris 7 /usr/bin/printf.
+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
+# Prefer a ksh shell builtin over an external printf program on Solaris,
+# but without wasting forks for bash or zsh.
+if test -z "$BASH_VERSION$ZSH_VERSION" \
+    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='print -r --'
+  as_echo_n='print -rn --'
+elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='printf %s\n'
+  as_echo_n='printf %s'
+else
+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
+    as_echo_n='/usr/ucb/echo -n'
+  else
+    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
+    as_echo_n_body='eval
+      arg=$1;
+      case $arg in #(
+      *"$as_nl"*)
+	expr "X$arg" : "X\\(.*\\)$as_nl";
+	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
+      esac;
+      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
+    '
+    export as_echo_n_body
+    as_echo_n='sh -c $as_echo_n_body as_echo'
+  fi
+  export as_echo_body
+  as_echo='sh -c $as_echo_body as_echo'
+fi
 
 # The user is always right.
-if ${PATH_SEPARATOR+false} :; then
+if test "${PATH_SEPARATOR+set}" != set; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
     (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
@@ -14673,20 +13960,22 @@ if ${PATH_SEPARATOR+false} :; then
 fi
 
 
+# IFS
+# We need space, tab and new line, in precisely that order.  Quoting is
+# there to prevent editors from complaining about space-tab.
+# (If _AS_PATH_WALK were called with IFS unset, it would disable word
+# splitting by setting IFS to empty value.)
+IFS=" ""	$as_nl"
+
 # Find who we are.  Look in the path if we contain no directory separator.
-as_myself=
 case $0 in #((
   *[\\/]* ) as_myself=$0 ;;
   *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
-    test -r "$as_dir$0" && as_myself=$as_dir$0 && break
+  test -z "$as_dir" && as_dir=.
+    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
   done
 IFS=$as_save_IFS
 
@@ -14698,30 +13987,49 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
+# Unset variables that we do not need and which cause bugs (e.g. in
+# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
+# suppresses any "Segmentation fault" message there.  '((' could
+# trigger a bug in pdksh 5.2.14.
+for as_var in BASH_ENV ENV MAIL MAILPATH
+do eval test x\${$as_var+set} = xset \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# NLS nuisances.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# CDPATH.
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
 
-# as_fn_error STATUS ERROR [LINENO LOG_FD]
-# ----------------------------------------
+# as_fn_error ERROR [LINENO LOG_FD]
+# ---------------------------------
 # Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
 # provided, also output the error to LOG_FD, referencing LINENO. Then exit the
-# script with STATUS, using 1 if that was 0.
+# script with status $?, using 1 if that was 0.
 as_fn_error ()
 {
-  as_status=$1; test $as_status -eq 0 && as_status=1
-  if test "$4"; then
-    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+  as_status=$?; test $as_status -eq 0 && as_status=1
+  if test "$3"; then
+    as_lineno=${as_lineno-"$2"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $1" >&$3
   fi
-  printf "%s\n" "$as_me: error: $2" >&2
+  $as_echo "$as_me: error: $1" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
 
-
 # as_fn_set_status STATUS
 # -----------------------
 # Set $? to STATUS, without forking.
@@ -14748,20 +14056,18 @@ as_fn_unset ()
   { eval $1=; unset $1;}
 }
 as_unset=as_fn_unset
-
 # as_fn_append VAR VALUE
 # ----------------------
 # Append the text in VALUE to the end of the definition contained in VAR. Take
 # advantage of any shell optimizations that allow amortized linear growth over
 # repeated appends, instead of the typical quadratic growth present in naive
 # implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null
-then :
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
   eval 'as_fn_append ()
   {
     eval $1+=\$2
   }'
-else $as_nop
+else
   as_fn_append ()
   {
     eval $1=\$$1\$2
@@ -14773,13 +14079,12 @@ fi # as_fn_append
 # Perform arithmetic evaluation on the ARGs, and store the result in the
 # global $as_val. Take advantage of shells that can avoid forks. The arguments
 # must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null
-then :
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
   eval 'as_fn_arith ()
   {
     as_val=$(( $* ))
   }'
-else $as_nop
+else
   as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
@@ -14810,7 +14115,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X/"$0" |
+$as_echo X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -14832,10 +14137,6 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
-
-# Determine whether it's possible to make 'echo' print without a newline.
-# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
-# for compatibility with existing Makefiles.
 ECHO_C= ECHO_N= ECHO_T=
 case `echo -n x` in #(((((
 -n*)
@@ -14849,12 +14150,6 @@ case `echo -n x` in #(((((
   ECHO_N='-n';;
 esac
 
-# For backward compatibility with old third-party macros, we provide
-# the shell variables $as_echo and $as_echo_n.  New code should use
-# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
-as_echo='printf %s\n'
-as_echo_n='printf %s'
-
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -14868,16 +14163,16 @@ if (echo >conf$$.file) 2>/dev/null; then
     # ... but there are two gotchas:
     # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
     # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -pR'.
+    # In both cases, we have to default to `cp -p'.
     ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
-      as_ln_s='cp -pR'
+      as_ln_s='cp -p'
   elif ln conf$$.file conf$$ 2>/dev/null; then
     as_ln_s=ln
   else
-    as_ln_s='cp -pR'
+    as_ln_s='cp -p'
   fi
 else
-  as_ln_s='cp -pR'
+  as_ln_s='cp -p'
 fi
 rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
 rmdir conf$$.dir 2>/dev/null
@@ -14896,7 +14191,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -14905,7 +14200,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X"$as_dir" |
+$as_echo X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -14926,7 +14221,7 @@ printf "%s\n" X"$as_dir" |
       test -d "$as_dir" && break
     done
     test -z "$as_dirs" || eval "mkdir $as_dirs"
-  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
+  } || test -d "$as_dir" || as_fn_error "cannot create directory $as_dir"
 
 
 } # as_fn_mkdir_p
@@ -14937,16 +14232,28 @@ else
   as_mkdir_p=false
 fi
 
-
-# as_fn_executable_p FILE
-# -----------------------
-# Test if FILE is an executable regular file.
-as_fn_executable_p ()
-{
-  test -f "$1" && test -x "$1"
-} # as_fn_executable_p
-as_test_x='test -x'
-as_executable_p=as_fn_executable_p
+if test -x / >/dev/null 2>&1; then
+  as_test_x='test -x'
+else
+  if ls -dL / >/dev/null 2>&1; then
+    as_ls_L_option=L
+  else
+    as_ls_L_option=
+  fi
+  as_test_x='
+    eval sh -c '\''
+      if test -d "$1"; then
+	test -d "$1/.";
+      else
+	case $1 in #(
+	-*)set "./$1";;
+	esac;
+	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #((
+	???[sx]*):;;*)false;;esac;fi
+    '\'' sh
+  '
+fi
+as_executable_p=$as_test_x
 
 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -14968,7 +14275,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # values after options handling.
 ac_log="
 This file was extended by pcap $as_me 1.11.0-PRE-GIT, which was
-generated by GNU Autoconf 2.71.  Invocation command line was
+generated by GNU Autoconf 2.64.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -15008,7 +14315,6 @@ Usage: $0 [OPTION]... [TAG]...
 
   -h, --help       print this help, then exit
   -V, --version    print version number and configuration settings, then exit
-      --config     print configuration, then exit
   -q, --quiet, --silent
                    do not print progress messages
   -d, --debug      don't remove temporary files
@@ -15030,16 +14336,13 @@ $config_commands
 Report bugs to the package provider."
 
 _ACEOF
-ac_cs_config=`printf "%s\n" "$ac_configure_args" | sed "$ac_safe_unquote"`
-ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\''/g"`
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
 pcap config.status 1.11.0-PRE-GIT
-configured by $0, generated by GNU Autoconf 2.71,
-  with options \\"\$ac_cs_config\\"
+configured by $0, generated by GNU Autoconf 2.64,
+  with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
 
-Copyright (C) 2021 Free Software Foundation, Inc.
+Copyright (C) 2009 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
@@ -15055,16 +14358,11 @@ ac_need_defaults=:
 while test $# != 0
 do
   case $1 in
-  --*=?*)
+  --*=*)
     ac_option=`expr "X$1" : 'X\([^=]*\)='`
     ac_optarg=`expr "X$1" : 'X[^=]*=\(.*\)'`
     ac_shift=:
     ;;
-  --*=)
-    ac_option=`expr "X$1" : 'X\([^=]*\)='`
-    ac_optarg=
-    ac_shift=:
-    ;;
   *)
     ac_option=$1
     ac_optarg=$2
@@ -15077,38 +14375,35 @@ do
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
     ac_cs_recheck=: ;;
   --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
-    printf "%s\n" "$ac_cs_version"; exit ;;
-  --config | --confi | --conf | --con | --co | --c )
-    printf "%s\n" "$ac_cs_config"; exit ;;
+    $as_echo "$ac_cs_version"; exit ;;
   --debug | --debu | --deb | --de | --d | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
-    '') as_fn_error $? "missing file argument" ;;
+    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     as_fn_append CONFIG_FILES " '$ac_optarg'"
     ac_need_defaults=false;;
   --header | --heade | --head | --hea )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     as_fn_append CONFIG_HEADERS " '$ac_optarg'"
     ac_need_defaults=false;;
   --he | --h)
     # Conflict between --help and --header
-    as_fn_error $? "ambiguous option: \`$1'
+    as_fn_error "ambiguous option: \`$1'
 Try \`$0 --help' for more information.";;
   --help | --hel | -h )
-    printf "%s\n" "$ac_cs_usage"; exit ;;
+    $as_echo "$ac_cs_usage"; exit ;;
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil | --si | --s)
     ac_cs_silent=: ;;
 
   # This is an error.
-  -*) as_fn_error $? "unrecognized option: \`$1'
+  -*) as_fn_error "unrecognized option: \`$1'
 Try \`$0 --help' for more information." ;;
 
   *) as_fn_append ac_config_targets " $1"
@@ -15128,9 +14423,9 @@ fi
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
-  set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+  set X '$SHELL' '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
   shift
-  \printf "%s\n" "running CONFIG_SHELL=$SHELL \$*" >&6
+  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
   CONFIG_SHELL='$SHELL'
   export CONFIG_SHELL
   exec "\$@"
@@ -15144,7 +14439,7 @@ exec 5>>config.log
   sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
 ## Running $as_me. ##
 _ASBOX
-  printf "%s\n" "$ac_log"
+  $as_echo "$ac_log"
 } >&5
 
 _ACEOF
@@ -15188,7 +14483,7 @@ do
     "rpcapd/rpcapd-config.manfile") CONFIG_FILES="$CONFIG_FILES rpcapd/rpcapd-config.manfile" ;;
     "testprogs/Makefile") CONFIG_FILES="$CONFIG_FILES testprogs/Makefile" ;;
 
-  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
+  *) as_fn_error "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
 done
 
@@ -15198,9 +14493,9 @@ done
 # We use the long form for the default assignment because of an extremely
 # bizarre bug on SunOS 4.1.3.
 if $ac_need_defaults; then
-  test ${CONFIG_FILES+y} || CONFIG_FILES=$config_files
-  test ${CONFIG_HEADERS+y} || CONFIG_HEADERS=$config_headers
-  test ${CONFIG_COMMANDS+y} || CONFIG_COMMANDS=$config_commands
+  test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
+  test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers
+  test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands
 fi
 
 # Have a temporary directory for convenience.  Make it in the build tree
@@ -15211,10 +14506,9 @@ fi
 # after its creation but before its name has been assigned to `$tmp'.
 $debug ||
 {
-  tmp= ac_tmp=
+  tmp=
   trap 'exit_status=$?
-  : "${ac_tmp:=$tmp}"
-  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
+  { test -z "$tmp" || test ! -d "$tmp" || rm -fr "$tmp"; } && exit $exit_status
 ' 0
   trap 'as_fn_exit 1' 1 2 13 15
 }
@@ -15222,13 +14516,12 @@ $debug ||
 
 {
   tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
-  test -d "$tmp"
+  test -n "$tmp" && test -d "$tmp"
 }  ||
 {
   tmp=./conf$$-$RANDOM
   (umask 077 && mkdir "$tmp")
-} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
-ac_tmp=$tmp
+} || as_fn_error "cannot create a temporary directory in ." "$LINENO" 5
 
 # Set up the scripts for CONFIG_FILES section.
 # No need to generate them if there are no CONFIG_FILES.
@@ -15245,12 +14538,12 @@ if test "x$ac_cr" = x; then
 fi
 ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null`
 if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then
-  ac_cs_awk_cr='\\r'
+  ac_cs_awk_cr='\r'
 else
   ac_cs_awk_cr=$ac_cr
 fi
 
-echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
+echo 'BEGIN {' >"$tmp/subs1.awk" &&
 _ACEOF
 
 
@@ -15259,18 +14552,18 @@ _ACEOF
   echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' &&
   echo "_ACEOF"
 } >conf$$subs.sh ||
-  as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
-ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'`
+  as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5
+ac_delim_num=`echo "$ac_subst_vars" | grep -c '$'`
 ac_delim='%!_!# '
 for ac_last_try in false false false false false :; do
   . ./conf$$subs.sh ||
-    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+    as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5
 
   ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X`
   if test $ac_delim_n = $ac_delim_num; then
     break
   elif $ac_last_try; then
-    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+    as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5
   else
     ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
   fi
@@ -15278,7 +14571,7 @@ done
 rm -f conf$$subs.sh
 
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
+cat >>"\$tmp/subs1.awk" <<\\_ACAWK &&
 _ACEOF
 sed -n '
 h
@@ -15292,7 +14585,7 @@ s/'"$ac_delim"'$//
 t delim
 :nl
 h
-s/\(.\{148\}\)..*/\1/
+s/\(.\{148\}\).*/\1/
 t more1
 s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/
 p
@@ -15306,7 +14599,7 @@ s/.\{148\}//
 t nl
 :delim
 h
-s/\(.\{148\}\)..*/\1/
+s/\(.\{148\}\).*/\1/
 t more2
 s/["\\]/\\&/g; s/^/"/; s/$/"/
 p
@@ -15326,7 +14619,7 @@ t delim
 rm -f conf$$subs.awk
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 _ACAWK
-cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
+cat >>"\$tmp/subs1.awk" <<_ACAWK &&
   for (key in S) S_is_set[key] = 1
   FS = ""
 
@@ -15358,29 +14651,21 @@ if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
   sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
 else
   cat
-fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
-  || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
+fi < "$tmp/subs1.awk" > "$tmp/subs.awk" \
+  || as_fn_error "could not setup config files machinery" "$LINENO" 5
 _ACEOF
 
-# VPATH may cause trouble with some makes, so we remove sole $(srcdir),
-# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and
+# VPATH may cause trouble with some makes, so we remove $(srcdir),
+# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and
 # trailing colons and then remove the whole line if VPATH becomes empty
 # (actually we leave an empty line to preserve line numbers).
 if test "x$srcdir" = x.; then
-  ac_vpsub='/^[	 ]*VPATH[	 ]*=[	 ]*/{
-h
-s///
-s/^/:/
-s/[	 ]*$/:/
-s/:\$(srcdir):/:/g
-s/:\${srcdir}:/:/g
-s/:@srcdir@:/:/g
-s/^:*//
+  ac_vpsub='/^[	 ]*VPATH[	 ]*=/{
+s/:*\$(srcdir):*/:/
+s/:*\${srcdir}:*/:/
+s/:*@srcdir@:*/:/
+s/^\([^=]*=[	 ]*\):*/\1/
 s/:*$//
-x
-s/\(=[	 ]*\).*/\1/
-G
-s/\n//
 s/^[^=]*=[	 ]*$//
 }'
 fi
@@ -15392,7 +14677,7 @@ fi # test -n "$CONFIG_FILES"
 # No need to generate them if there are no CONFIG_HEADERS.
 # This happens for instance with `./config.status Makefile'.
 if test -n "$CONFIG_HEADERS"; then
-cat >"$ac_tmp/defines.awk" <<\_ACAWK ||
+cat >"$tmp/defines.awk" <<\_ACAWK ||
 BEGIN {
 _ACEOF
 
@@ -15404,11 +14689,11 @@ _ACEOF
 # handling of long lines.
 ac_delim='%!_!# '
 for ac_last_try in false false :; do
-  ac_tt=`sed -n "/$ac_delim/p" confdefs.h`
-  if test -z "$ac_tt"; then
+  ac_t=`sed -n "/$ac_delim/p" confdefs.h`
+  if test -z "$ac_t"; then
     break
   elif $ac_last_try; then
-    as_fn_error $? "could not make $CONFIG_HEADERS" "$LINENO" 5
+    as_fn_error "could not make $CONFIG_HEADERS" "$LINENO" 5
   else
     ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
   fi
@@ -15493,7 +14778,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 _ACAWK
 _ACEOF
 cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
-  as_fn_error $? "could not setup config headers machinery" "$LINENO" 5
+  as_fn_error "could not setup config headers machinery" "$LINENO" 5
 fi # test -n "$CONFIG_HEADERS"
 
 
@@ -15506,7 +14791,7 @@ do
   esac
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
+  :L* | :C*:*) as_fn_error "invalid tag \`$ac_tag'" "$LINENO" 5;;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
   esac
@@ -15525,7 +14810,7 @@ do
     for ac_f
     do
       case $ac_f in
-      -) ac_f="$ac_tmp/stdin";;
+      -) ac_f="$tmp/stdin";;
       *) # Look for the file first in the build tree, then in the source tree
 	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
 	 # because $ac_f cannot contain `:'.
@@ -15534,9 +14819,9 @@ do
 	   [\\/$]*) false;;
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
+	   as_fn_error "cannot find input file: \`$ac_f'" "$LINENO" 5;;
       esac
-      case $ac_f in *\'*) ac_f=`printf "%s\n" "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
+      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
     done
 
@@ -15544,24 +14829,24 @@ do
     # use $as_me), people would be surprised to read:
     #    /* config.h.  Generated by config.status.  */
     configure_input='Generated from '`
-	  printf "%s\n" "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
+	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
 	`' by configure.'
     if test x"$ac_file" != x-; then
       configure_input="$ac_file.  $configure_input"
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
-printf "%s\n" "$as_me: creating $ac_file" >&6;}
+      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
+$as_echo "$as_me: creating $ac_file" >&6;}
     fi
     # Neutralize special characters interpreted by sed in replacement strings.
     case $configure_input in #(
     *\&* | *\|* | *\\* )
-       ac_sed_conf_input=`printf "%s\n" "$configure_input" |
+       ac_sed_conf_input=`$as_echo "$configure_input" |
        sed 's/[\\\\&|]/\\\\&/g'`;; #(
     *) ac_sed_conf_input=$configure_input;;
     esac
 
     case $ac_tag in
-    *:-:* | *:-) cat >"$ac_tmp/stdin" \
-      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
+    *:-:* | *:-) cat >"$tmp/stdin" \
+      || as_fn_error "could not create $ac_file" "$LINENO" 5 ;;
     esac
     ;;
   esac
@@ -15571,7 +14856,7 @@ $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$ac_file" : 'X\(//\)[^/]' \| \
 	 X"$ac_file" : 'X\(//\)$' \| \
 	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
-printf "%s\n" X"$ac_file" |
+$as_echo X"$ac_file" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -15595,9 +14880,9 @@ printf "%s\n" X"$ac_file" |
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -15654,8 +14939,8 @@ ac_sed_dataroot='
 case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
 *datarootdir*) ac_datarootdir_seen=yes;;
 *@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
-printf "%s\n" "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
+$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
   ac_datarootdir_hack='
@@ -15691,24 +14976,23 @@ s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
 s&@INSTALL@&$ac_INSTALL&;t t
 $ac_datarootdir_hack
 "
-eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
-  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$tmp/subs.awk" >$tmp/out \
+  || as_fn_error "could not create $ac_file" "$LINENO" 5
 
 test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
-  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
-  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
-      "$ac_tmp/out"`; test -z "$ac_out"; } &&
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
-which seems to be undefined.  Please make sure it is defined" >&5
-printf "%s\n" "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
-which seems to be undefined.  Please make sure it is defined" >&2;}
-
-  rm -f "$ac_tmp/stdin"
+  { ac_out=`sed -n '/\${datarootdir}/p' "$tmp/out"`; test -n "$ac_out"; } &&
+  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' "$tmp/out"`; test -z "$ac_out"; } &&
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+which seems to be undefined.  Please make sure it is defined." >&5
+$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+which seems to be undefined.  Please make sure it is defined." >&2;}
+
+  rm -f "$tmp/stdin"
   case $ac_file in
-  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
-  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
+  -) cat "$tmp/out" && rm -f "$tmp/out";;
+  *) rm -f "$ac_file" && mv "$tmp/out" "$ac_file";;
   esac \
-  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+  || as_fn_error "could not create $ac_file" "$LINENO" 5
  ;;
   :H)
   #
@@ -15716,27 +15000,27 @@ which seems to be undefined.  Please make sure it is defined" >&2;}
   #
   if test x"$ac_file" != x-; then
     {
-      printf "%s\n" "/* $configure_input  */" >&1 \
-      && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs"
-    } >"$ac_tmp/config.h" \
-      || as_fn_error $? "could not create $ac_file" "$LINENO" 5
-    if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then
-      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
-printf "%s\n" "$as_me: $ac_file is unchanged" >&6;}
+      $as_echo "/* $configure_input  */" \
+      && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs"
+    } >"$tmp/config.h" \
+      || as_fn_error "could not create $ac_file" "$LINENO" 5
+    if diff "$ac_file" "$tmp/config.h" >/dev/null 2>&1; then
+      { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
+$as_echo "$as_me: $ac_file is unchanged" >&6;}
     else
       rm -f "$ac_file"
-      mv "$ac_tmp/config.h" "$ac_file" \
-	|| as_fn_error $? "could not create $ac_file" "$LINENO" 5
+      mv "$tmp/config.h" "$ac_file" \
+	|| as_fn_error "could not create $ac_file" "$LINENO" 5
     fi
   else
-    printf "%s\n" "/* $configure_input  */" >&1 \
-      && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \
-      || as_fn_error $? "could not create -" "$LINENO" 5
+    $as_echo "/* $configure_input  */" \
+      && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs" \
+      || as_fn_error "could not create -" "$LINENO" 5
   fi
  ;;
 
-  :C)  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
-printf "%s\n" "$as_me: executing $ac_file commands" >&6;}
+  :C)  { $as_echo "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
+$as_echo "$as_me: executing $ac_file commands" >&6;}
  ;;
   esac
 
@@ -15757,7 +15041,7 @@ _ACEOF
 ac_clean_files=$ac_clean_files_save
 
 test $ac_write_fail = 0 ||
-  as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5
+  as_fn_error "write failure creating $CONFIG_STATUS" "$LINENO" 5
 
 
 # configure is writing to config.log, and then calls config.status.
@@ -15778,12 +15062,11 @@ if test "$no_create" != yes; then
   exec 5>>config.log
   # Use ||, not &&, to avoid exiting from the if with $? = 1, which
   # would make configure fail if this is the last instruction.
-  $ac_cs_success || as_fn_exit 1
+  $ac_cs_success || as_fn_exit $?
 fi
 if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
-printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
+$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
 fi
 
 exit 0
-