Andy Dougherty's configuration patches (Config_63-01 up to 04).

p4raw-id: //depot/perl@845

1 files changed, 763 insertions, 565 deletions

diff --git a/Configure b/Configure
index af22c1b77f..461670a5cb 100755
--- a/Configure
+++ b/Configure
@@ -20,7 +20,7 @@
 
 # $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $
 #
-# Generated on Mon Mar  9 14:02:25 EST 1998 [metaconfig 3.0 PL70]
+# Generated on Tue Mar 31 15:49:57 EST 1998 [metaconfig 3.0 PL70]
 
 cat >/tmp/c1$$ <<EOF
 ARGGGHHHH!!!!!
@@ -176,7 +176,6 @@ emacs=''
 expr=''
 find=''
 flex=''
-gcc=''
 grep=''
 gzip=''
 inews=''
@@ -332,10 +331,12 @@ aphostname=''
 d_gethname=''
 d_phostname=''
 d_uname=''
+d_gethostprotos=''
 d_getlogin=''
 d_getnbyaddr=''
 d_getnbyname=''
 d_getnent=''
+d_getnetprotos=''
 d_getpent=''
 d_getpgid=''
 d_getpgrp2=''
@@ -345,7 +346,9 @@ d_getppid=''
 d_getprior=''
 d_getpbyname=''
 d_getpbynumber=''
+d_getprotoprotos=''
 d_getsent=''
+d_getservprotos=''
 d_getsbyname=''
 d_getsbyport=''
 d_gnulibc=''
@@ -358,6 +361,8 @@ d_locconv=''
 d_lockf=''
 d_longdbl=''
 longdblsize=''
+d_longlong=''
+longlongsize=''
 d_lstat=''
 d_mblen=''
 d_mbstowcs=''
@@ -1904,6 +1909,8 @@ EOM
 			*.08.*) osvers=9 ;;
 			*.09.*) osvers=9 ;;
 			*.10.*) osvers=10 ;;
+			*.11.*) osvers=11 ;;
+			*.12.*) osvers=12 ;;
 			*)	osvers="$3" ;;
 			esac
 			;;
@@ -2277,8 +2284,8 @@ esac
 set usethreads
 eval $setvar 
 : Look for a hint-file generated 'call-back-unit'.  Now that the
-: user has specified the compiler, we may need to set or change some
-: other defaults.
+: user has specified if a threading perl is to be built, we may need 
+: to set or change some other defaults.
 if $test -f usethreads.cbu; then
     . ./usethreads.cbu
 fi
@@ -3055,393 +3062,6 @@ else
 	echo "Could not find manual pages in source form." >&4
 fi
 
-: determine where manual pages go
-set man1dir man1dir none
-eval $prefixit
-$cat <<EOM
-
-$spackage has manual pages available in source form.
-EOM
-case "$nroff" in
-nroff)
-	echo "However, you don't have nroff, so they're probably useless to you."
-	case "$man1dir" in
-	'') man1dir="none";;
-	esac;;
-esac
-echo "If you don't want the manual sources installed, answer 'none'."
-case "$man1dir" in
-' ') dflt=none
-	;;
-'')
-	lookpath="$prefixexp/man/man1 $prefixexp/man/l_man/man1"
-	lookpath="$lookpath $prefixexp/man/p_man/man1"
-	lookpath="$lookpath $prefixexp/man/u_man/man1"
-	lookpath="$lookpath $prefixexp/man/man.1"
-	case "$sysman" in
-	*/?_man*)	dflt=`./loc . $prefixexp/l_man/man1 $lookpath` ;;
-	*)	dflt=`./loc . $prefixexp/man/man1 $lookpath` ;;
-	esac
-	set dflt
-	eval $prefixup
-	;;
-*)  dflt="$man1dir"
-	;;
-esac
-echo " "
-fn=dn+~
-rp="Where do the main $spackage manual pages (source) go?"
-. ./getfile
-if $test "X$man1direxp" != "X$ansexp"; then
-	installman1dir=''
-fi
-man1dir="$ans"
-man1direxp="$ansexp"
-case "$man1dir" in
-'') man1dir=' '
-	installman1dir='';;
-esac
-if $afs; then
-	$cat <<EOM
-
-Since you are running AFS, I need to distinguish the directory in which
-manual pages reside from the directory in which they are installed (and from
-which they are presumably copied to the former directory by occult means).
-
-EOM
-	case "$installman1dir" in
-	'') dflt=`echo $man1direxp | sed 's#^/afs/#/afs/.#'`;;
-	*) dflt="$installman1dir";;
-	esac
-	fn=de~
-	rp='Where will man pages be installed?'
-	. ./getfile
-	installman1dir="$ans"
-else
-	installman1dir="$man1direxp"
-fi
-
-: What suffix to use on installed man pages
-
-case "$man1dir" in
-' ')
-	man1ext='0'
-	;;
-*)
-	rp="What suffix should be used for the main $spackage man pages?"
-	case "$man1ext" in
-	'')	case "$man1dir" in
-		*1)  dflt=1 ;;
-		*1p) dflt=1p ;;
-		*1pm) dflt=1pm ;;
-		*l) dflt=l;;
-		*n) dflt=n;;
-		*o) dflt=o;;
-		*p) dflt=p;;
-		*C) dflt=C;;
-		*L) dflt=L;;
-		*L1) dflt=L1;;
-		*) dflt=1;;
-		esac
-		;;
-	*)	dflt="$man1ext";;
-	esac
-	. ./myread
-	man1ext="$ans"
-	;;
-esac
-
-: see if we can have long filenames
-echo " "
-rmlist="$rmlist /tmp/cf$$"
-$test -d /tmp/cf$$ || mkdir /tmp/cf$$
-first=123456789abcdef
-second=/tmp/cf$$/$first
-$rm -f $first $second
-if (echo hi >$first) 2>/dev/null; then
-	if $test -f 123456789abcde; then
-		echo 'You cannot have filenames longer than 14 characters.  Sigh.' >&4
-		val="$undef"
-	else
-		if (echo hi >$second) 2>/dev/null; then
-			if $test -f /tmp/cf$$/123456789abcde; then
-				$cat <<'EOM'
-That's peculiar... You can have filenames longer than 14 characters, but only
-on some of the filesystems.  Maybe you are using NFS.  Anyway, to avoid problems
-I shall consider your system cannot support long filenames at all.
-EOM
-				val="$undef"
-			else
-				echo 'You can have filenames longer than 14 characters.' >&4
-				val="$define"
-			fi
-		else
-			$cat <<'EOM'
-How confusing! Some of your filesystems are sane enough to allow filenames
-longer than 14 characters but some others like /tmp can't even think about them.
-So, for now on, I shall assume your kernel does not allow them at all.
-EOM
-			val="$undef"
-		fi
-	fi
-else
-	$cat <<'EOM'
-You can't have filenames longer than 14 chars.  You can't even think about them!
-EOM
-	val="$undef"
-fi 
-set d_flexfnam
-eval $setvar
-$rm -rf /tmp/cf$$ 123456789abcde*
-
-: determine where library module manual pages go
-set man3dir man3dir none
-eval $prefixit
-$cat <<EOM
-
-$spackage has manual pages for many of the library modules.
-EOM
-
-case "$nroff" in
-nroff)
-	$cat <<'EOM'
-However, you don't have nroff, so they're probably useless to you.
-EOM
-	case "$man3dir" in
-	'') man3dir="none";;
-	esac;;
-esac
-
-case "$d_flexfnam" in
-undef)
-	$cat <<'EOM'
-However, your system can't handle the long file names like File::Basename.3. 
-EOM
-	case "$man3dir" in
-	'') man3dir="none";;
-	esac;;
-esac
-
-echo "If you don't want the manual sources installed, answer 'none'."
-prog=`echo $package | $sed 's/-*[0-9.]*$//'`
-case "$man3dir" in
-'')	case "$prefix" in 
-	*$prog*) dflt=`echo $man1dir | 
-			$sed -e 's/man1/man3/g' -e 's/man\.1/man\.3/g'` ;;
-	*)	dflt="$privlib/man/man3" ;;
-	esac
-	;;
-' ') dflt=none;;
-*)	dflt="$man3dir" ;;
-esac
-echo " "
-
-fn=dn+~
-rp="Where do the $package library man pages (source) go?"
-. ./getfile
-if test "X$man3direxp" != "X$ansexp"; then
-	installman3dir=''
-fi
-
-man3dir="$ans"
-man3direxp="$ansexp"
-case "$man3dir" in
-'') man3dir=' '
-	installman3dir='';;
-esac
-if $afs; then
-	$cat <<EOM
-
-Since you are running AFS, I need to distinguish the directory in which
-manual pages reside from the directory in which they are installed (and from
-which they are presumably copied to the former directory by occult means).
-
-EOM
-	case "$installman3dir" in
-	'') dflt=`echo $man3direxp | sed 's#^/afs/#/afs/.#'`;;
-	*) dflt="$installman3dir";;
-	esac
-	fn=de~
-	rp='Where will man pages be installed?'
-	. ./getfile
-	installman3dir="$ans"
-else
-	installman3dir="$man3direxp"
-fi
-
-: What suffix to use on installed man pages
-
-case "$man3dir" in
-' ')
-	man3ext='0'
-	;;
-*)
-	rp="What suffix should be used for the $package library man pages?"
-	case "$man3ext" in
-	'')	case "$man3dir" in
-		*3)  dflt=3 ;;
-		*3p) dflt=3p ;;
-		*3pm) dflt=3pm ;;
-		*l) dflt=l;;
-		*n) dflt=n;;
-		*o) dflt=o;;
-		*p) dflt=p;;
-		*C) dflt=C;;
-		*L) dflt=L;;
-		*L3) dflt=L3;;
-		*) dflt=3;;
-		esac
-		;;
-	*)	dflt="$man3ext";;
-	esac
-	. ./myread
-	man3ext="$ans"
-	;;
-esac
-
-: determine where public executable scripts go
-set scriptdir scriptdir
-eval $prefixit
-case "$scriptdir" in
-'')
-	dflt="$bin"
-	: guess some guesses
-	$test -d /usr/share/scripts && dflt=/usr/share/scripts
-	$test -d /usr/share/bin && dflt=/usr/share/bin
-	$test -d /usr/local/script && dflt=/usr/local/script
-	$test -d $prefixexp/script && dflt=$prefixexp/script
-	set dflt
-	eval $prefixup
-	;;
-*)  dflt="$scriptdir"
-	;;
-esac
-$cat <<EOM
- 
-Some installations have a separate directory just for executable scripts so
-that they can mount it across multiple architectures but keep the scripts in
-one spot.  You might, for example, have a subdirectory of /usr/share for this.
-Or you might just lump your scripts in with all your other executables.
- 
-EOM
-fn=d~
-rp='Where do you keep publicly executable scripts?'
-. ./getfile
-if $test "X$ansexp" != "X$scriptdirexp"; then
-	installscript=''
-fi
-scriptdir="$ans"
-scriptdirexp="$ansexp"
-if $afs; then
-	$cat <<EOM
-
-Since you are running AFS, I need to distinguish the directory in which
-scripts reside from the directory in which they are installed (and from
-which they are presumably copied to the former directory by occult means).
-
-EOM
-	case "$installscript" in
-	'') dflt=`echo $scriptdirexp | sed 's#^/afs/#/afs/.#'`;;
-	*) dflt="$installscript";;
-	esac
-	fn=de~
-	rp='Where will public scripts be installed?'
-	. ./getfile
-	installscript="$ans"
-else
-	installscript="$scriptdirexp"
-fi
-
-: determine where site specific libraries go.
-set sitelib sitelib
-eval $prefixit
-case "$sitelib" in
-'')
-	prog=`echo $package | $sed 's/-*[0-9.]*$//'`
-	dflt="$privlib/site_$prog" ;;
-*)	dflt="$sitelib" ;;
-esac
-$cat <<EOM
-
-The installation process will also create a directory for
-site-specific extensions and modules.  Some users find it convenient
-to place all local files in this directory rather than in the main
-distribution directory.
-
-EOM
-fn=d~+
-rp='Pathname for the site-specific library files?'
-. ./getfile
-if $test "X$sitelibexp" != "X$ansexp"; then
-	installsitelib=''
-fi
-sitelib="$ans"
-sitelibexp="$ansexp"
-if $afs; then
-	$cat <<EOM
-
-Since you are running AFS, I need to distinguish the directory in
-which site-specific files reside from the directory in which they are
-installed (and from which they are presumably copied to the former
-directory by occult means).
-
-EOM
-	case "$installsitelib" in
-	'') dflt=`echo $sitelibexp | sed 's#^/afs/#/afs/.#'`;;
-	*) dflt="$installsitelib";;
-	esac
-	fn=de~
-	rp='Where will site-specific files be installed?'
-	. ./getfile
-	installsitelib="$ans"
-else
-	installsitelib="$sitelibexp"
-fi
-
-: determine where site specific architecture-dependent libraries go.
-xxx=`echo $sitelib/$archname | sed 's!^$prefix!!'`
-: xxx is usuually lib/site_perl/archname.
-set sitearch sitearch none
-eval $prefixit
-case "$sitearch" in
-'')	dflt="$sitelib/$archname" ;;
-*)	dflt="$sitearch" ;;
-esac
-$cat <<EOM
-
-The installation process will also create a directory for
-architecture-dependent site-specific extensions and modules.
-
-EOM
-fn=nd~+
-rp='Pathname for the site-specific architecture-dependent library files?'
-. ./getfile
-if $test "X$sitearchexp" != "X$ansexp"; then
-	installsitearch=''
-fi
-sitearch="$ans"
-sitearchexp="$ansexp"
-if $afs; then
-	$cat <<EOM
-
-Since you are running AFS, I need to distinguish the directory in
-which site-specific architecture-dependent library files reside from
-the directory in which they are installed (and from which they are
-presumably copied to the former directory by occult means).
-
-EOM
-	case "$installsitearch" in
-	'') dflt=`echo $sitearchexp | sed 's#^/afs/#/afs/.#'`;;
-	*) dflt="$installsitearch";;
-	esac
-	fn=de~
-	rp='Where will site-specific architecture-dependent files be installed?'
-	. ./getfile
-	installsitearch="$ans"
-else
-	installsitearch="$sitearchexp"
-fi
-
 : see what memory models we can support
 case "$models" in
 '')
@@ -4341,7 +3961,12 @@ $rm -f try try.* core
 compile='
 mc_file=$1;
 shift;
-$cc $optimize $ccflags $ldflags -o ${mc_file} $* ${mc_file}.c $libs > /dev/null 2>&1;'
+$cc $optimize $ccflags $ldflags -o ${mc_file}$_exe $* ${mc_file}.c $libs > /dev/null 2>&1;'
+: define a shorthand compile call for compilations that should be ok.
+compile_ok='
+mc_file=$1;
+shift;
+$cc $optimize $ccflags $ldflags -o ${mc_file}$_exe $* ${mc_file}.c $libs;'
 
 echo " "
 echo "Checking for GNU C Library..." >&4
@@ -4354,7 +3979,7 @@ main()
 EOM
 set gnulibc
 if eval $compile && \
-  ./gnulibc | $contains '^GNU C Library' >/dev/null 2>&1; then
+  ./gnulibc | $contains '^GNU C Library'; then
 	val="$define"
 	echo "You are using the GNU C Library"
 else
@@ -4368,12 +3993,26 @@ eval $setvar
 : see if nm is to be used to determine whether a symbol is defined or not
 case "$usenm" in
 '')
+	dflt=''
 	case "$d_gnulibc" in
-	$define)
+	"$define")
+		echo " "
+		echo "nm probably won't work on the GNU C Library." >&4
 		dflt=n
 		;;
-	*)
-		dflt=`egrep 'inlibc|csym' ../Configure | wc -l 2>/dev/null`
+	esac
+	case "$dflt" in
+	'') 
+		if $test "$osname" = aix -a ! -f /lib/syscalls.exp; then
+			echo " "
+			echo "Whoops!  This is an AIX system without /lib/syscalls.exp!" >&4
+			echo "'nm' won't be sufficient on this sytem." >&4
+			dflt=n
+		fi
+		;;
+	esac
+	case "$dflt" in
+	'') dflt=`egrep 'inlibc|csym' ../Configure | wc -l 2>/dev/null`
 		if $test $dflt -gt 20; then
 			dflt=y
 		else
@@ -4384,26 +4023,28 @@ case "$usenm" in
 	;;
 *)
 	case "$usenm" in
-	true) dflt=y;;
+	true|$define) dflt=y;;
 	*) dflt=n;;
 	esac
 	;;
 esac
 $cat <<EOM
 
-I can use '$nm' to extract the symbols from your C libraries. This is a time
-consuming task which may generate huge output on the disk (up to 3 megabytes)
-but that should make the symbols extraction faster. The alternative is to skip
-the 'nm' extraction part and to compile a small test program instead to
-determine whether each symbol is present. If you have a fast C compiler and/or
-if your 'nm' output cannot be parsed, this may be the best solution.
-You shouldn't let me use 'nm' if you have the GNU C Library.
+I can use $nm to extract the symbols from your C libraries. This
+is a time consuming task which may generate huge output on the disk (up
+to 3 megabytes) but that should make the symbols extraction faster. The
+alternative is to skip the 'nm' extraction part and to compile a small
+test program instead to determine whether each symbol is present. If
+you have a fast C compiler and/or if your 'nm' output cannot be parsed,
+this may be the best solution.
+
+You probably shouldn't let me use 'nm' if you are using the GNU C Library.
 
 EOM
 rp="Shall I use $nm to extract C symbols from the libraries?"
 . ./myread
 case "$ans" in
-n|N) usenm=false;;
+[Nn]*) usenm=false;;
 *) usenm=true;;
 esac
 
@@ -4666,12 +4307,27 @@ else
 		echo " "
 		echo "$nm didn't seem to work right. Trying $ar instead..." >&4
 		com=''
-		if $ar t $libc > libc.tmp; then
-			for thisname in $libnames; do
+		if $ar t $libc > libc.tmp && $contains '^fprintf$' libc.tmp >/dev/null 2>&1; then
+			for thisname in $libnames $libc; do
 				$ar t $thisname >>libc.tmp
 			done
 			$sed -e "s/\\$_o\$//" < libc.tmp > libc.list
 			echo "Ok." >&4
+		elif test "X$osname" = "Xos2" && $ar tv $libc > libc.tmp; then
+			# Repeat libc to extract forwarders to DLL entries too
+			for thisname in $libnames $libc; do
+				$ar tv $thisname >>libc.tmp
+				# Revision 50 of EMX has bug in $ar.
+				# it will not extract forwarders to DLL entries
+				# Use emximp which will extract exactly them.
+				emximp -o tmp.imp $thisname \
+				    2>/dev/null && \
+				    $sed -e 's/^\([_a-zA-Z0-9]*\) .*$/\1/p' \
+				    < tmp.imp >>libc.tmp
+				$rm tmp.imp
+			done
+			$sed -e "s/\\$_o\$//" -e 's/^ \+//' < libc.tmp > libc.list
+			echo "Ok." >&4
 		else
 			echo "$ar didn't seem to work right." >&4
 			echo "Maybe this is a Cray...trying bld instead..." >&4
@@ -4885,7 +4541,7 @@ $undef|n|false)
 	    $define) dflt='y' ;;
 	esac
 	: Does a dl_xxx.xs file exist for this operating system
-	$test -f ../$dldir/dl_${osname}.xs && dflt='y'
+	$test -f $rsrc/$dldir/dl_${osname}.xs && dflt='y'
 	;;
 esac
 rp="Do you wish to use dynamic loading?"
@@ -4895,7 +4551,7 @@ case "$ans" in
 y*) usedl="$define"
 	case "$dlsrc" in
 	'')
-		if $test -f ../$dldir/dl_${osname}.xs ; then
+		if $test -f $rsrc/$dldir/dl_${osname}.xs ; then
 			dflt="$dldir/dl_${osname}.xs"
 		elif $test "$d_dlopen" = "$define" ; then
 			dflt="$dldir/dl_dlopen.xs"
@@ -4910,15 +4566,17 @@ y*) usedl="$define"
 	esac
     echo "The following dynamic loading files are available:"
 	: Can not go over to $dldir because getfile has path hard-coded in.
-    cd ..; ls -C $dldir/dl*.xs; cd UU
-    rp="Source file to use for dynamic loading"
-    fn="fne"
-    . ./getfile
+	tdir=`pwd`; cd $rsrc; $ls -C $dldir/dl*.xs; cd $tdir
+	rp="Source file to use for dynamic loading"
+	fn="fne"
+	# XXX This getfile call will fail the existence check if you try 
+	# building away from $src (this is not supported yet).
+	. ./getfile
 	usedl="$define"
 	: emulate basename
 	dlsrc=`echo $ans | $sed -e 's@.*/\([^/]*\)$@\1@'`
 
-    $cat << EOM
+	$cat << EOM
 
 Some systems may require passing special flags to $cc -c to
 compile modules that will be used to create a shared library.
@@ -5135,11 +4793,11 @@ EOM
 		# Why does next4 have to be so different?
 		case "${osname}${osvers}" in
 		next4*)	xxx='DYLD_LIBRARY_PATH' ;;
+		os2*)	xxx='' ;; # Nothing special needed.
 		*)		xxx='LD_LIBRARY_PATH' ;;
 		esac
-		case "$osname" in
-		    os2) ;;
-		    *) $cat <<EOM  | $tee -a ../config.msg >&4
+		if test X"$xxx" != "X"; then
+			$cat <<EOM  | $tee -a ../config.msg >&4
 
 To build perl, you must add the current working directory to your
 $xxx environment variable before running make.  You can do
@@ -5150,7 +4808,7 @@ for Bourne-style shells, or
 for Csh-style shells.  You *MUST* do this before running make.
 
 EOM
-		esac
+		fi
 		;;
 	*)	useshrplib='false' ;;
 	esac
@@ -5296,6 +4954,250 @@ case "$shrpenv" in
 '') shrpenv="$tmp_shrpenv" ;;
 esac
 
+: determine where manual pages go
+set man1dir man1dir none
+eval $prefixit
+$cat <<EOM
+
+$spackage has manual pages available in source form.
+EOM
+case "$nroff" in
+nroff)
+	echo "However, you don't have nroff, so they're probably useless to you."
+	case "$man1dir" in
+	'') man1dir="none";;
+	esac;;
+esac
+echo "If you don't want the manual sources installed, answer 'none'."
+case "$man1dir" in
+' ') dflt=none
+	;;
+'')
+	lookpath="$prefixexp/man/man1 $prefixexp/man/l_man/man1"
+	lookpath="$lookpath $prefixexp/man/p_man/man1"
+	lookpath="$lookpath $prefixexp/man/u_man/man1"
+	lookpath="$lookpath $prefixexp/man/man.1"
+	case "$sysman" in
+	*/?_man*)	dflt=`./loc . $prefixexp/l_man/man1 $lookpath` ;;
+	*)	dflt=`./loc . $prefixexp/man/man1 $lookpath` ;;
+	esac
+	set dflt
+	eval $prefixup
+	;;
+*)  dflt="$man1dir"
+	;;
+esac
+echo " "
+fn=dn+~
+rp="Where do the main $spackage manual pages (source) go?"
+. ./getfile
+if $test "X$man1direxp" != "X$ansexp"; then
+	installman1dir=''
+fi
+man1dir="$ans"
+man1direxp="$ansexp"
+case "$man1dir" in
+'') man1dir=' '
+	installman1dir='';;
+esac
+if $afs; then
+	$cat <<EOM
+
+Since you are running AFS, I need to distinguish the directory in which
+manual pages reside from the directory in which they are installed (and from
+which they are presumably copied to the former directory by occult means).
+
+EOM
+	case "$installman1dir" in
+	'') dflt=`echo $man1direxp | sed 's#^/afs/#/afs/.#'`;;
+	*) dflt="$installman1dir";;
+	esac
+	fn=de~
+	rp='Where will man pages be installed?'
+	. ./getfile
+	installman1dir="$ans"
+else
+	installman1dir="$man1direxp"
+fi
+
+: What suffix to use on installed man pages
+
+case "$man1dir" in
+' ')
+	man1ext='0'
+	;;
+*)
+	rp="What suffix should be used for the main $spackage man pages?"
+	case "$man1ext" in
+	'')	case "$man1dir" in
+		*1)  dflt=1 ;;
+		*1p) dflt=1p ;;
+		*1pm) dflt=1pm ;;
+		*l) dflt=l;;
+		*n) dflt=n;;
+		*o) dflt=o;;
+		*p) dflt=p;;
+		*C) dflt=C;;
+		*L) dflt=L;;
+		*L1) dflt=L1;;
+		*) dflt=1;;
+		esac
+		;;
+	*)	dflt="$man1ext";;
+	esac
+	. ./myread
+	man1ext="$ans"
+	;;
+esac
+
+: see if we can have long filenames
+echo " "
+rmlist="$rmlist /tmp/cf$$"
+$test -d /tmp/cf$$ || mkdir /tmp/cf$$
+first=123456789abcdef
+second=/tmp/cf$$/$first
+$rm -f $first $second
+if (echo hi >$first) 2>/dev/null; then
+	if $test -f 123456789abcde; then
+		echo 'You cannot have filenames longer than 14 characters.  Sigh.' >&4
+		val="$undef"
+	else
+		if (echo hi >$second) 2>/dev/null; then
+			if $test -f /tmp/cf$$/123456789abcde; then
+				$cat <<'EOM'
+That's peculiar... You can have filenames longer than 14 characters, but only
+on some of the filesystems.  Maybe you are using NFS.  Anyway, to avoid problems
+I shall consider your system cannot support long filenames at all.
+EOM
+				val="$undef"
+			else
+				echo 'You can have filenames longer than 14 characters.' >&4
+				val="$define"
+			fi
+		else
+			$cat <<'EOM'
+How confusing! Some of your filesystems are sane enough to allow filenames
+longer than 14 characters but some others like /tmp can't even think about them.
+So, for now on, I shall assume your kernel does not allow them at all.
+EOM
+			val="$undef"
+		fi
+	fi
+else
+	$cat <<'EOM'
+You can't have filenames longer than 14 chars.  You can't even think about them!
+EOM
+	val="$undef"
+fi 
+set d_flexfnam
+eval $setvar
+$rm -rf /tmp/cf$$ 123456789abcde*
+
+: determine where library module manual pages go
+set man3dir man3dir none
+eval $prefixit
+$cat <<EOM
+
+$spackage has manual pages for many of the library modules.
+EOM
+
+case "$nroff" in
+nroff)
+	$cat <<'EOM'
+However, you don't have nroff, so they're probably useless to you.
+EOM
+	case "$man3dir" in
+	'') man3dir="none";;
+	esac;;
+esac
+
+case "$d_flexfnam" in
+undef)
+	$cat <<'EOM'
+However, your system can't handle the long file names like File::Basename.3. 
+EOM
+	case "$man3dir" in
+	'') man3dir="none";;
+	esac;;
+esac
+
+echo "If you don't want the manual sources installed, answer 'none'."
+prog=`echo $package | $sed 's/-*[0-9.]*$//'`
+case "$man3dir" in
+'')	case "$prefix" in 
+	*$prog*) dflt=`echo $man1dir | 
+			$sed -e 's/man1/man3/g' -e 's/man\.1/man\.3/g'` ;;
+	*)	dflt="$privlib/man/man3" ;;
+	esac
+	;;
+' ') dflt=none;;
+*)	dflt="$man3dir" ;;
+esac
+echo " "
+
+fn=dn+~
+rp="Where do the $package library man pages (source) go?"
+. ./getfile
+if test "X$man3direxp" != "X$ansexp"; then
+	installman3dir=''
+fi
+
+man3dir="$ans"
+man3direxp="$ansexp"
+case "$man3dir" in
+'') man3dir=' '
+	installman3dir='';;
+esac
+if $afs; then
+	$cat <<EOM
+
+Since you are running AFS, I need to distinguish the directory in which
+manual pages reside from the directory in which they are installed (and from
+which they are presumably copied to the former directory by occult means).
+
+EOM
+	case "$installman3dir" in
+	'') dflt=`echo $man3direxp | sed 's#^/afs/#/afs/.#'`;;
+	*) dflt="$installman3dir";;
+	esac
+	fn=de~
+	rp='Where will man pages be installed?'
+	. ./getfile
+	installman3dir="$ans"
+else
+	installman3dir="$man3direxp"
+fi
+
+: What suffix to use on installed man pages
+
+case "$man3dir" in
+' ')
+	man3ext='0'
+	;;
+*)
+	rp="What suffix should be used for the $package library man pages?"
+	case "$man3ext" in
+	'')	case "$man3dir" in
+		*3)  dflt=3 ;;
+		*3p) dflt=3p ;;
+		*3pm) dflt=3pm ;;
+		*l) dflt=l;;
+		*n) dflt=n;;
+		*o) dflt=o;;
+		*p) dflt=p;;
+		*C) dflt=C;;
+		*L) dflt=L;;
+		*L3) dflt=L3;;
+		*) dflt=3;;
+		esac
+		;;
+	*)	dflt="$man3ext";;
+	esac
+	. ./myread
+	man3ext="$ans"
+	;;
+esac
+
 : see if we have to deal with yellow pages, now NIS.
 if $test -d /usr/etc/yp || $test -d /etc/yp; then
 	if $test -f /usr/etc/nibindd; then
@@ -5658,6 +5560,149 @@ case "$startperl" in
 *)	echo "I'll use $perlpath in \"eval 'exec'\"" ;;
 esac
 
+: determine where public executable scripts go
+set scriptdir scriptdir
+eval $prefixit
+case "$scriptdir" in
+'')
+	dflt="$bin"
+	: guess some guesses
+	$test -d /usr/share/scripts && dflt=/usr/share/scripts
+	$test -d /usr/share/bin && dflt=/usr/share/bin
+	$test -d /usr/local/script && dflt=/usr/local/script
+	$test -d $prefixexp/script && dflt=$prefixexp/script
+	set dflt
+	eval $prefixup
+	;;
+*)  dflt="$scriptdir"
+	;;
+esac
+$cat <<EOM
+ 
+Some installations have a separate directory just for executable scripts so
+that they can mount it across multiple architectures but keep the scripts in
+one spot.  You might, for example, have a subdirectory of /usr/share for this.
+Or you might just lump your scripts in with all your other executables.
+ 
+EOM
+fn=d~
+rp='Where do you keep publicly executable scripts?'
+. ./getfile
+if $test "X$ansexp" != "X$scriptdirexp"; then
+	installscript=''
+fi
+scriptdir="$ans"
+scriptdirexp="$ansexp"
+if $afs; then
+	$cat <<EOM
+
+Since you are running AFS, I need to distinguish the directory in which
+scripts reside from the directory in which they are installed (and from
+which they are presumably copied to the former directory by occult means).
+
+EOM
+	case "$installscript" in
+	'') dflt=`echo $scriptdirexp | sed 's#^/afs/#/afs/.#'`;;
+	*) dflt="$installscript";;
+	esac
+	fn=de~
+	rp='Where will public scripts be installed?'
+	. ./getfile
+	installscript="$ans"
+else
+	installscript="$scriptdirexp"
+fi
+
+: determine where site specific libraries go.
+set sitelib sitelib
+eval $prefixit
+case "$sitelib" in
+'')
+	prog=`echo $package | $sed 's/-*[0-9.]*$//'`
+	dflt="$privlib/site_$prog" ;;
+*)	dflt="$sitelib" ;;
+esac
+$cat <<EOM
+
+The installation process will also create a directory for
+site-specific extensions and modules.  Some users find it convenient
+to place all local files in this directory rather than in the main
+distribution directory.
+
+EOM
+fn=d~+
+rp='Pathname for the site-specific library files?'
+. ./getfile
+if $test "X$sitelibexp" != "X$ansexp"; then
+	installsitelib=''
+fi
+sitelib="$ans"
+sitelibexp="$ansexp"
+if $afs; then
+	$cat <<EOM
+
+Since you are running AFS, I need to distinguish the directory in
+which site-specific files reside from the directory in which they are
+installed (and from which they are presumably copied to the former
+directory by occult means).
+
+EOM
+	case "$installsitelib" in
+	'') dflt=`echo $sitelibexp | sed 's#^/afs/#/afs/.#'`;;
+	*) dflt="$installsitelib";;
+	esac
+	fn=de~
+	rp='Where will site-specific files be installed?'
+	. ./getfile
+	installsitelib="$ans"
+else
+	installsitelib="$sitelibexp"
+fi
+
+: determine where site specific architecture-dependent libraries go.
+xxx=`echo $sitelib/$archname | sed 's!^$prefix!!'`
+: xxx is usuually lib/site_perl/archname.
+set sitearch sitearch none
+eval $prefixit
+case "$sitearch" in
+'')	dflt="$sitelib/$archname" ;;
+*)	dflt="$sitearch" ;;
+esac
+$cat <<EOM
+
+The installation process will also create a directory for
+architecture-dependent site-specific extensions and modules.
+
+EOM
+fn=nd~+
+rp='Pathname for the site-specific architecture-dependent library files?'
+. ./getfile
+if $test "X$sitearchexp" != "X$ansexp"; then
+	installsitearch=''
+fi
+sitearch="$ans"
+sitearchexp="$ansexp"
+if $afs; then
+	$cat <<EOM
+
+Since you are running AFS, I need to distinguish the directory in
+which site-specific architecture-dependent library files reside from
+the directory in which they are installed (and from which they are
+presumably copied to the former directory by occult means).
+
+EOM
+	case "$installsitearch" in
+	'') dflt=`echo $sitearchexp | sed 's#^/afs/#/afs/.#'`;;
+	*) dflt="$installsitearch";;
+	esac
+	fn=de~
+	rp='Where will site-specific architecture-dependent files be installed?'
+	. ./getfile
+	installsitearch="$ans"
+else
+	installsitearch="$sitearchexp"
+fi
+
 cat <<EOM
 
 Previous version of $package used the standard IO mechanisms as defined
@@ -6010,7 +6055,7 @@ main()
 }
 EOCP
 	set intsize
-	if eval $compile && ./intsize > /dev/null; then
+	if eval $compile_ok && ./intsize > /dev/null; then
 		eval `./intsize`
 		echo "Your integers are $intsize bytes long."
 		echo "Your long integers are $longsize bytes long."
@@ -6120,7 +6165,7 @@ main()
 }
 EOCP
 set try
-if eval $compile; then
+if eval $compile_ok; then
 	./try
 	yyy=$?
 else
@@ -6208,7 +6253,7 @@ main()
 }
 EOCP
 set try
-if eval $compile; then
+if eval $compile_ok; then
 	./try
 	castflags=$?
 else
@@ -6662,7 +6707,7 @@ main() {
 }
 EOCP
 	set try
-	if eval $compile; then
+	if eval $compile_ok; then
 		o_nonblock=`./try`
 		case "$o_nonblock" in
 		'') echo "I can't figure it out, assuming O_NONBLOCK will do.";;
@@ -6686,7 +6731,9 @@ case "$eagain" in
 #include <sys/types.h>
 #include <signal.h>
 #define MY_O_NONBLOCK $o_nonblock
+#ifndef errno  /* XXX need better Configure test */
 extern int errno;
+#endif
 $signal_t blech(x) int x; { exit(3); }
 EOCP
 	$cat >> try.c <<'EOCP'
@@ -6741,7 +6788,7 @@ main()
 }
 EOCP
 	set try
-	if eval $compile; then
+	if eval $compile_ok; then
 		echo "$startsh" >mtry
 		echo "./try >try.out 2>try.ret 3>try.err || exit 4" >>mtry
 		chmod +x mtry
@@ -6852,6 +6899,34 @@ eval $inlibc
 set gethostent d_gethent
 eval $inlibc
 
+hasproto='varname=$1; func=$2; shift; shift;
+while $test $# -ge 2; do
+	case "$1" in
+	$define) echo "#include <$2>";;
+	esac ;
+    shift 2;
+done > try.c;
+$cppstdin $cppflags $cppminus < try.c > tryout.c 2>/dev/null;
+if $contains "$func.*(" tryout.c >/dev/null 2>&1; then
+	echo "$func() prototype found.";
+	val="$define";
+else
+	echo "$func() prototype NOT found.";
+	val="$undef";
+fi;
+set $varname;
+eval $setvar;
+$rm -f try.c tryout.c'
+
+: see if this is a netdb.h system
+set netdb.h i_netdb
+eval $inhdr
+
+: see if prototypes for various gethostxxx netdb.h functions are available
+echo " "
+set d_gethostprotos gethostent $i_netdb netdb.h
+eval $hasproto
+
 : see if getlogin exists
 set getlogin d_getlogin
 eval $inlibc
@@ -6868,6 +6943,11 @@ eval $inlibc
 set getnetent d_getnent
 eval $inlibc
 
+: see if prototypes for various getnetxxx netdb.h functions are available
+echo " "
+set d_getnetprotos getnetent $i_netdb netdb.h
+eval $hasproto
+
 
 : see if getprotobyname exists
 set getprotobyname d_getpbyname
@@ -6897,6 +6977,11 @@ eval $inlibc
 set getpriority d_getprior
 eval $inlibc
 
+: see if prototypes for various getprotoxxx netdb.h functions are available
+echo " "
+set d_getprotoprotos getprotoent $i_netdb netdb.h
+eval $hasproto
+
 
 : see if getservbyname exists
 set getservbyname d_getsbyname
@@ -6910,6 +6995,11 @@ eval $inlibc
 set getservent d_getsent
 eval $inlibc
 
+: see if prototypes for various getservxxx netdb.h functions are available
+echo " "
+set d_getservprotos getservent $i_netdb netdb.h
+eval $hasproto
+
 : see if gettimeofday or ftime exists
 set gettimeofday d_gettimeod
 eval $inlibc
@@ -7071,7 +7161,7 @@ eval $inlibc
 echo " "
 echo $n "Checking to see if your system supports long doubles...$c" >&4
 echo 'long double foo() { long double x; x = 7.0; return x; }' > try.c
-if $cc $optimize $ccflags -c try.c; then
+if $cc $optimize $ccflags -c try.c >/dev/null 2>&1; then
 	val="$define"
 	echo " Yup, it does." >&4
 else
@@ -7083,10 +7173,9 @@ set d_longdbl
 eval $setvar
 
 : check for length of long double
-echo " "
-
 case "${d_longdbl}${longdblsize}" in
 $define)
+	echo " "
 	$echo $n "Checking to see how big your long doubles are...$c" >&4
 	$cat >try.c <<'EOCP'
 #include <stdio.h>
@@ -7096,16 +7185,60 @@ main()
 }
 EOCP
 	set try
-	if eval $compile; then
+	if eval $compile_ok; then
 		longdblsize=`./try`
+		$echo " $longdblsize bytes." >&4
 	else
 		dflt='8'
+		echo " "
 		echo "(I can't seem to compile the test program.  Guessing...)"
 		rp="What is the size of a long double (in bytes)?"
 		. ./myread
 		longdblsize="$ans"
 	fi
-	$echo " $longdblsize bytes."
+	;;
+esac
+$rm -f try.c try
+
+: check for long long
+echo " "
+echo $n "Checking to see if your system supports long long...$c" >&4
+echo 'long long foo() { long long x; x = 7; return x; }' > try.c
+if $cc $optimize $ccflags -c try.c >/dev/null 2>&1; then
+	val="$define"
+	echo " Yup, it does." >&4
+else
+	val="$undef"
+	echo " Nope, it doesn't." >&4
+fi
+$rm try.*
+set d_longlong
+eval $setvar
+
+: check for length of long long
+case "${d_longlong}${longlongsize}" in
+$define)
+	echo " "
+	$echo $n "Checking to see how big your long longs are...$c" >&4
+	$cat >try.c <<'EOCP'
+#include <stdio.h>
+main()
+{
+	printf("%d\n", sizeof(long long));
+}
+EOCP
+	set try
+	if eval $compile_ok; then
+		longlongsize=`./try`
+		$echo " $longlongsize bytes." >&4
+	else
+		dflt='8'
+		echo " "
+		echo "(I can't seem to compile the test program.  Guessing...)"
+		rp="What is the size of a long long (in bytes)?"
+		. ./myread
+		longlongsize="$ans"
+	fi
 	;;
 esac
 $rm -f try.c try
@@ -7538,7 +7671,7 @@ exit(0);
 }
 EOCP
 	set try
-	if eval $compile; then
+	if eval $compile_ok; then
 		if ./try 2>/dev/null; then
 			echo "Yes, it can."
 			val="$define"
@@ -7616,7 +7749,7 @@ exit(0);
 }
 EOCP
 	set try
-	if eval $compile; then
+	if eval $compile_ok; then
 		if ./try 2>/dev/null; then
 			echo "Yes, it can."
 			val="$define"
@@ -7676,7 +7809,7 @@ exit(0);
 }
 EOCP
 	set try
-	if eval $compile; then
+	if eval $compile_ok; then
 		if ./try 2>/dev/null; then
 			echo "Yes, it can."
 			val="$define"
@@ -7916,12 +8049,7 @@ echo " "
 : see if we have sigaction
 if set sigaction val -f d_sigaction; eval $csym; $val; then
 	echo 'sigaction() found.' >&4
-	val="$define"
-else
-	echo 'sigaction NOT found.' >&4
-	val="$undef"
-fi
-$cat > try.c <<'EOP'
+	$cat > try.c <<'EOP'
 #include <stdio.h>
 #include <sys/types.h>
 #include <signal.h>
@@ -7930,11 +8058,15 @@ main()
     struct sigaction act, oact;
 }
 EOP
-set try
-if eval $compile; then
-	:
+	set try
+	if eval $compile_ok; then
+		val="$define"
+	else
+		echo "But you don't seem to have a useable struct sigaction." >&4
+		val="$undef"
+	fi
 else
-	echo "But you don't seem to have a useable struct sigaction." >&4
+	echo 'sigaction NOT found.' >&4
 	val="$undef"
 fi
 set d_sigaction; eval $setvar
@@ -8008,7 +8140,7 @@ else
 	else
 		echo "You don't have Berkeley networking in libc$_a..." >&4
 		if test -f /usr/lib/libnet$_a; then
-			( (nm $nm_opt /usr/lib/libnet$_a | eval $nm_extract) ||  \
+			( ($nm $nm_opt /usr/lib/libnet$_a | eval $nm_extract) ||  \
 			$ar t /usr/lib/libnet$_a) 2>/dev/null >> libc.list
 			if $contains socket libc.list >/dev/null 2>&1; then
 			echo "...but the Wollongong group seems to have hacked it in." >&4
@@ -8310,6 +8442,34 @@ case "$varval" in
 *) eval "$var=\$varval";;
 esac'
 
+: define an is-a-typedef? function that prompts if the type is not available.
+typedef_ask='type=$1; var=$2; def=$3; shift; shift; shift; inclist=$@;
+case "$inclist" in
+"") inclist="sys/types.h";;
+esac;
+eval "varval=\$$var";
+case "$varval" in
+"")
+	$rm -f temp.c;
+	for inc in $inclist; do
+		echo "#include <$inc>" >>temp.c;
+	done;
+	$cppstdin $cppflags $cppminus < temp.c >temp.E 2>/dev/null;
+	echo " " ;
+	echo "$rp" | $sed -e "s/What is/Looking for/" -e "s/?/./";
+	if $contains $type temp.E >/dev/null 2>&1; then
+		echo "$type found." >&4;
+		eval "$var=\$type";
+	else
+		echo "$type NOT found." >&4;
+		dflt="$def";
+		. ./myread ;
+		eval "$var=\$ans";
+	fi;
+	$rm -f temp.?;;
+*) eval "$var=\$varval";;
+esac'
+
 : see if this is a sys/times.h system
 set sys/times.h i_systimes
 eval $inhdr
@@ -8323,13 +8483,9 @@ if set times val -f d_times; eval $csym; $val; then
 	case "$i_systimes" in
 	"$define") inc='sys/times.h';;
 	esac
+	rp="What is the type returned by times() on this system?"
 	set clock_t clocktype long stdio.h sys/types.h $inc
-	eval $typedef
-	dflt="$clocktype"
-	echo " "
-	rp="What type is returned by times() on this system?"
-	. ./myread
-	clocktype="$ans"
+	eval $typedef_ask
 else
 	echo 'times() NOT found, hope that will do.' >&4
 	d_times="$undef"
@@ -8472,7 +8628,7 @@ case "$d_closedir" in
 int main() { return closedir(opendir(".")); }
 EOM
 	set closedir
-	if eval $compile; then
+	if eval $compile_ok; then
 		if ./closedir > /dev/null 2>&1 ; then
 			echo "Yes, it does."
 			val="$undef"
@@ -8561,7 +8717,7 @@ main()
 }
 EOCP
 	set try
-	if eval $compile; then
+	if eval $compile_ok; then
 		dflt=`./try`
 	else
 		dflt='8'
@@ -8673,51 +8829,6 @@ set db.h i_db
 eval $inhdr
 
 case "$i_db" in
-define)
-	: Check the return type needed for hash 
-	echo " "
-	echo "Checking return type needed for hash for Berkeley DB ..." >&4
-	$cat >try.c <<EOCP
-#$d_const HASCONST
-#ifndef HASCONST
-#define const
-#endif
-#include <sys/types.h>
-#include <db.h>
-
-#ifndef DB_VERSION_MAJOR
-u_int32_t hash_cb (ptr, size)
-const void *ptr;
-size_t size;
-{
-}
-HASHINFO info;
-main()
-{
-	info.hash = hash_cb;
-}
-#endif
-EOCP
-	if $cc $ccflags -c try.c >try.out 2>&1 ; then
-		if $contains warning try.out >>/dev/null 2>&1 ; then
-			db_hashtype='int'
-		else
-			db_hashtype='u_int32_t'
-		fi
-	else
-		: XXX Maybe we should just give up here.
-		db_hashtype=u_int32_t
-		echo "Help:  I can't seem to compile the db test program." >&4
-		echo "Something's wrong, but I'll assume you use $db_hashtype." >&4
-	fi
-	$rm -f try.*
-	echo "Your version of Berkeley DB uses $db_hashtype for hash."
-	;;
-*)	db_hashtype=u_int32_t
-	;;
-esac
-
-case "$i_db" in
 $define)
 	: Check db version.
 	echo " "
@@ -8795,6 +8906,51 @@ esac
 
 case "$i_db" in
 define)
+	: Check the return type needed for hash 
+	echo " "
+	echo "Checking return type needed for hash for Berkeley DB ..." >&4
+	$cat >try.c <<EOCP
+#$d_const HASCONST
+#ifndef HASCONST
+#define const
+#endif
+#include <sys/types.h>
+#include <db.h>
+
+#ifndef DB_VERSION_MAJOR
+u_int32_t hash_cb (ptr, size)
+const void *ptr;
+size_t size;
+{
+}
+HASHINFO info;
+main()
+{
+	info.hash = hash_cb;
+}
+#endif
+EOCP
+	if $cc $ccflags -c try.c >try.out 2>&1 ; then
+		if $contains warning try.out >>/dev/null 2>&1 ; then
+			db_hashtype='int'
+		else
+			db_hashtype='u_int32_t'
+		fi
+	else
+		: XXX Maybe we should just give up here.
+		db_hashtype=u_int32_t
+		$cat try.out >&4
+		echo "Help:  I can't seem to compile the db test program." >&4
+		echo "Something's wrong, but I'll assume you use $db_hashtype." >&4
+	fi
+	$rm -f try.*
+	echo "Your version of Berkeley DB uses $db_hashtype for hash."
+	;;
+*)	db_hashtype=u_int32_t
+	;;
+esac
+case "$i_db" in
+define)
 	: Check the return type needed for prefix 
 	echo " "
 	echo "Checking return type needed for prefix for Berkeley DB ..." >&4
@@ -8828,6 +8984,7 @@ EOCP
 	else
 		db_prefixtype='size_t'
 		: XXX Maybe we should just give up here.
+		$cat try.out >&4
 		echo "Help:  I can't seem to compile the db test program." >&4
 		echo "Something's wrong, but I'll assume you use $db_prefixtype." >&4
 	fi
@@ -8946,7 +9103,7 @@ main()
 }
 EOCP
 	set try
-	if eval $compile; then
+	if eval $compile_ok; then
 		doublesize=`./try`
 		$echo $doublesize >&4
 	else
@@ -8961,13 +9118,9 @@ esac
 $rm -f try.c try
 
 : see what type file positions are declared as in the library
-set fpos_t fpostype long stdio.h sys/types.h
-eval $typedef
-echo " "
-dflt="$fpostype"
 rp="What is the type for file position used by fsetpos()?"
-. ./myread
-fpostype="$ans"
+set fpos_t fpostype long stdio.h sys/types.h
+eval $typedef_ask
 
 : get csh whereabouts
 case "$csh" in
@@ -8985,6 +9138,8 @@ esac
 full_sed=$sed
 
 : see what type gids are declared as in the kernel
+echo " "
+echo "Looking for the type for group ids returned by getgid()."
 set gid_t gidtype xxx stdio.h sys/types.h
 eval $typedef
 case "$gidtype" in
@@ -8998,10 +9153,13 @@ xxx)
 	;;
 *) dflt="$gidtype";;
 esac
-echo " "
-rp="What is the type for group ids returned by getgid()?"
-. ./myread
-gidtype="$ans"
+case "$gidtype" in
+gid_t) echo "gid_t found." ;;
+*)	rp="What is the type for group ids returned by getgid()?"
+	. ./myread
+	gidtype="$ans"
+	;;
+esac
 
 : see if getgroups exists
 set getgroups d_getgrps
@@ -9021,11 +9179,11 @@ case "$d_getgrps$d_setgrps" in
 	*)  dflt="$groupstype" ;;
 	esac
 	$cat <<EOM
-What is the type of the second argument to getgroups() and setgroups()?
+What type of pointer is the second argument to getgroups() and setgroups()?
 Usually this is the same as group ids, $gidtype, but not always.
 
 EOM
-	rp='What type is the second argument to getgroups() and setgroups()?'
+	rp='What type pointer is the second argument to getgroups() and setgroups()?'
 	. ./myread
 	groupstype="$ans"
 	;;
@@ -9033,13 +9191,9 @@ EOM
 esac
 
 : see what type lseek is declared as in the kernel
+rp="What is the type used for lseek's offset on this system?"
 set off_t lseektype long stdio.h sys/types.h
-eval $typedef
-echo " "
-dflt="$lseektype"
-rp="What type is lseek's offset on this system declared as?"
-. ./myread
-lseektype="$ans"
+eval $typedef_ask
 
 echo " "
 echo "Checking if your $make program sets \$(MAKE)..." >&4
@@ -9062,13 +9216,9 @@ case "$make_set_make" in
 esac
 
 : see what type is used for mode_t
+rp="What is the type used for file modes for system calls (e.g. fchmod())?"
 set mode_t modetype int stdio.h sys/types.h
-eval $typedef
-dflt="$modetype"
-echo " "
-rp="What type is used for file modes?"
-. ./myread
-modetype="$ans"
+eval $typedef_ask
 
 : Cruising for prototypes
 echo " "
@@ -9129,18 +9279,10 @@ EOSH
 chmod +x protochk
 $eunicefix protochk
 
-: see if this is a netdb.h system
-set netdb.h i_netdb
-eval $inhdr
-
 : see what type is used for size_t
+rp="What is the type used for the length parameter for string functions?"
 set size_t sizetype 'unsigned int' stdio.h sys/types.h
-eval $typedef
-dflt="$sizetype"
-echo " "
-rp="What type is used for the length parameter for string functions?"
-. ./myread
-sizetype="$ans"
+eval $typedef_ask
 
 : check for type of arguments to gethostbyaddr. 
 if test "X$netdb_host_type" = X -o "X$netdb_hlen_type" = X; then
@@ -9295,19 +9437,15 @@ rp='What pager is used on your system?'
 pager="$ans"
 
 : see what type pids are declared as in the kernel
+rp="What is the type of process ids on this system?"
 set pid_t pidtype int stdio.h sys/types.h
-eval $typedef
-dflt="$pidtype"
-echo " "
-rp="What type are process ids on this system declared as?"
-. ./myread
-pidtype="$ans"
+eval $typedef_ask
 
 : check for length of pointer
 echo " "
 case "$ptrsize" in
 '')
-	echo "Checking to see how big your pointers are..." >&4
+	$echo $n "Checking to see how big your pointers are...$c" >&4
 	if test "$voidflags" -gt 7; then
 		echo '#define VOID_PTR char *' > try.c
 	else
@@ -9322,8 +9460,9 @@ main()
 }
 EOCP
 	set try
-	if eval $compile; then
+	if eval $compile_ok; then
 		ptrsize=`./try`
+		$echo " $ptrsize bytes." >&4
 	else
 		dflt='4'
 		echo "(I can't seem to compile the test program.  Guessing...)" >&4
@@ -9368,7 +9507,7 @@ main()
 }
 EOCP
 	set try
-	if eval $compile; then
+	if eval $compile_ok; then
 		dflt=`./try$_exe`
 	else
 		dflt='?'
@@ -9665,9 +9804,10 @@ xxx="$xxx LOST PHONE PIPE POLL PROF PWR QUIT SEGV STKFLT STOP SYS TERM TRAP"
 xxx="$xxx TSTP TTIN TTOU URG USR1 USR2 USR3 USR4 VTALRM"
 xxx="$xxx WINCH WIND WINDOW XCPU XFSZ"
 : generate a few handy files for later
-$cat > signal.c <<'EOP'
+$cat > signal.c <<'EOCP'
 #include <sys/types.h>
 #include <signal.h>
+#include <stdio.h>
 int main() {
 
 /* Strange style to avoid deeply-nested #if/#else/#endif */
@@ -9722,7 +9862,10 @@ int main() {
 
 printf("NSIG %d\n", NSIG);
 
-EOP
+#ifndef JUST_NSIG
+
+EOCP
+
 echo $xxx | $tr ' ' '\012' | $sort | $uniq | $awk '
 {
 	printf "#ifdef SIG"; printf $1; printf "\n"
@@ -9731,6 +9874,7 @@ echo $xxx | $tr ' ' '\012' | $sort | $uniq | $awk '
 	printf "#endif\n"
 }
 END {
+	printf "#endif /* JUST_NSIG */\n";
 	printf "}\n";
 }
 ' >>signal.c
@@ -9767,22 +9911,69 @@ END {
 EOP
 $cat >signal_cmd <<EOS
 $startsh
-$test -s signal.lst && exit 0
-if $cc $optimize $ccflags $ldflags -o signal signal.c $libs >/dev/null 2>&1; then
+if $test -s signal.lst; then
+    echo "Using your existing signal.lst file"
+	exit 0
+fi
+xxx="$xxx"
+EOS
+$cat >>signal_cmd <<'EOS'
+
+set signal
+if eval $compile_ok; then
 	./signal$_exe | $sort -n +1 | $uniq | $awk -f signal.awk >signal.lst
 else
-	echo "(I can't seem be able to compile the test program -- Guessing)"
+	echo "(I can't seem be able to compile the whole test program)" >&4
+	echo "(I'll try it in little pieces.)" >&4
+	set signal -DJUST_NSIG
+	if eval $compile_ok; then
+		./signal$_exe > signal.nsg
+		$cat signal.nsg
+	else
+		echo "I can't seem to figure out how many signals you have." >&4
+		echo "Guessing 50." >&4
+		echo 'NSIG 50' > signal.nsg
+	fi
+	: Now look at all the signal names, one at a time.
+	for xx in `echo $xxx | $tr ' ' '\012' | $sort | $uniq`; do
+		$cat > signal.c <<EOCP
+#include <sys/types.h>
+#include <signal.h>
+#include <stdio.h>
+int main() {
+printf("$xx %d\n", SIG${xx});
+return 0;
+}
+EOCP
+		set signal
+		if eval $compile; then
+			echo "SIG${xx} found."
+			./signal$_exe  >> signal.ls1
+		else
+			echo "SIG${xx} NOT found."
+		fi
+	done
+	if $test -s signal.ls1; then
+		$cat signal.nsg signal.ls1 |
+			$sort -n +1 | $uniq | $awk -f signal.awk >signal.lst
+	fi
+
+fi
+if $test -s signal.lst; then
+	:
+else
+	echo "(AAK! I can't compile the test programs -- Guessing)" >&4
 	echo 'kill -l' >signal
-	set X \`csh -f <signal\`
+	set X `csh -f <signal`
 	$rm -f signal
 	shift
-	case \$# in
+	case $# in
 	0) set HUP INT QUIT ILL TRAP ABRT EMT FPE KILL BUS SEGV SYS PIPE ALRM TERM;;
 	esac
-	echo \$@ | $tr ' ' '\012' | \
-		$awk '{ printf \$1; printf " %d\n", ++s; }' >signal.lst
+	echo $@ | $tr ' ' '\012' | \
+		$awk '{ printf $1; printf " %d\n", ++s; }' >signal.lst
 fi
-$rm -f signal.c signal signal$_o
+$rm -f signal.c signal$_exe signal$_o signal.nsg signal.ls1
 EOS
 chmod a+x signal_cmd
 $eunicefix signal_cmd
@@ -9792,7 +9983,7 @@ echo " "
 case "$sig_name_init" in
 '')
 	echo "Generating a list of signal names and numbers..." >&4
-	./signal_cmd
+	. ./signal_cmd
 	sig_name=`$awk '{printf "%s ", $1}' signal.lst`
 	sig_name="ZERO $sig_name"
 	sig_name_init=`$awk 'BEGIN { printf "\"ZERO\", " }
@@ -9843,7 +10034,7 @@ main()
 EOM
 echo " "
 set ssize
-if eval $compile && ./ssize > /dev/null; then
+if eval $compile_ok && ./ssize > /dev/null; then
 	ssizetype=`./ssize`
 	echo "I'll be using $ssizetype for functions returning a byte count." >&4
 else
@@ -9877,13 +10068,9 @@ echo " "
 if set time val -f d_time; eval $csym; $val; then
 	echo 'time() found.' >&4
 	val="$define"
+	rp="What is the type returned by time() on this system?"
 	set time_t timetype long stdio.h sys/types.h
-	eval $typedef
-	dflt="$timetype"
-	echo " "
-	rp="What type is returned by time() on this system?"
-	. ./myread
-	timetype="$ans"
+	eval $typedef_ask
 else
 	echo 'time() not found, hope that will do.' >&4
 	val="$undef"
@@ -9893,6 +10080,8 @@ set d_time
 eval $setvar
 
 : see what type uids are declared as in the kernel
+echo " "
+echo "Looking for the type for user ids returned by getuid()."
 set uid_t uidtype xxx stdio.h sys/types.h
 eval $typedef
 case "$uidtype" in
@@ -9906,10 +10095,13 @@ xxx)
 	;;
 *) dflt="$uidtype";;
 esac
-echo " "
-rp="What is the type for user ids returned by getuid()?"
-. ./myread
-uidtype="$ans"
+case "$uidtype" in
+uid_t)	echo "uid_t found." ;;
+*)	rp="What is the type for user ids returned by getuid()?"
+	. ./myread
+	uidtype="$ans"
+	;;
+esac
 
 : see if dbm.h is available
 : see if dbmclose exists
@@ -10405,7 +10597,8 @@ eval $setvar
 
 echo " "
 echo "Looking for extensions..." >&4
-cd ../ext
+tdir=`pwd`
+cd $rsrc/ext
 : If we are using the old config.sh, known_extensions may contain
 : old or inaccurate or duplicate values.
 known_extensions=''
@@ -10426,7 +10619,7 @@ for xxx in * ; do
 					known_extensions="$known_extensions $xxx/$yyy"
 				fi
 				done
-			cd ..
+				cd ..
 			fi
 		fi 
 		;;
@@ -10435,7 +10628,7 @@ done
 set X $known_extensions
 shift
 known_extensions="$*"
-cd ../UU
+cd $tdir
 
 : Now see which are supported on this system.
 avail_ext=''
@@ -10779,10 +10972,12 @@ d_gethbyaddr='$d_gethbyaddr'
 d_gethbyname='$d_gethbyname'
 d_gethent='$d_gethent'
 d_gethname='$d_gethname'
+d_gethostprotos='$d_gethostprotos'
 d_getlogin='$d_getlogin'
 d_getnbyaddr='$d_getnbyaddr'
 d_getnbyname='$d_getnbyname'
 d_getnent='$d_getnent'
+d_getnetprotos='$d_getnetprotos'
 d_getpbyname='$d_getpbyname'
 d_getpbynumber='$d_getpbynumber'
 d_getpent='$d_getpent'
@@ -10791,9 +10986,11 @@ d_getpgrp2='$d_getpgrp2'
 d_getpgrp='$d_getpgrp'
 d_getppid='$d_getppid'
 d_getprior='$d_getprior'
+d_getprotoprotos='$d_getprotoprotos'
 d_getsbyname='$d_getsbyname'
 d_getsbyport='$d_getsbyport'
 d_getsent='$d_getsent'
+d_getservprotos='$d_getservprotos'
 d_gettimeod='$d_gettimeod'
 d_gnulibc='$d_gnulibc'
 d_htonl='$d_htonl'
@@ -10805,6 +11002,7 @@ d_link='$d_link'
 d_locconv='$d_locconv'
 d_lockf='$d_lockf'
 d_longdbl='$d_longdbl'
+d_longlong='$d_longlong'
 d_lstat='$d_lstat'
 d_mblen='$d_mblen'
 d_mbstowcs='$d_mbstowcs'
@@ -10953,7 +11151,6 @@ fpostype='$fpostype'
 freetype='$freetype'
 full_csh='$full_csh'
 full_sed='$full_sed'
-gcc='$gcc'
 gccversion='$gccversion'
 gidtype='$gidtype'
 glibpth='$glibpth'
@@ -11051,6 +11248,7 @@ lns='$lns'
 locincpth='$locincpth'
 loclibpth='$loclibpth'
 longdblsize='$longdblsize'
+longlongsize='$longlongsize'
 longsize='$longsize'
 lp='$lp'
 lpr='$lpr'