Update to use autoconf 2.61, while still supporting 2.57.

3 files changed, 915 insertions, 486 deletions

diff --git a/autoconf/config.guess b/autoconf/config.guess
index 4d0d90559..396482d6c 100755
--- a/autoconf/config.guess
+++ b/autoconf/config.guess
@@ -1,9 +1,10 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-#   2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+#   2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation,
+#   Inc.
 
-timestamp='2003-06-17'
+timestamp='2006-07-02'
 
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -17,13 +18,15 @@ timestamp='2003-06-17'
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+# 02110-1301, USA.
 #
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
 # configuration script generated by Autoconf, you may include it under
 # the same distribution terms that you use for the rest of that program.
 
+
 # Originally written by Per Bothner <per@bothner.com>.
 # Please send patches to <config-patches@gnu.org>.  Submit a context
 # diff and a properly formatted ChangeLog entry.
@@ -53,7 +56,7 @@ version="\
 GNU config.guess ($timestamp)
 
 Originally written by Per Bothner.
-Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
+Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
@@ -66,11 +69,11 @@ Try \`$me --help' for more information."
 while test $# -gt 0 ; do
   case $1 in
     --time-stamp | --time* | -t )
-       echo "$timestamp" ; exit 0 ;;
+       echo "$timestamp" ; exit ;;
     --version | -v )
-       echo "$version" ; exit 0 ;;
+       echo "$version" ; exit ;;
     --help | --h* | -h )
-       echo "$usage"; exit 0 ;;
+       echo "$usage"; exit ;;
     -- )     # Stop option processing
        shift; break ;;
     - )	# Use stdin as input.
@@ -104,7 +107,7 @@ set_cc_for_build='
 trap "exitcode=\$?; (rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null) && exit \$exitcode" 0 ;
 trap "rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null; exit 1" 1 2 13 15 ;
 : ${TMPDIR=/tmp} ;
- { tmp=`(umask 077 && mktemp -d -q "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
+ { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
  { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir $tmp) ; } ||
  { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir $tmp) && echo "Warning: creating insecure temp directory" >&2 ; } ||
  { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; } ;
@@ -123,7 +126,7 @@ case $CC_FOR_BUILD,$HOST_CC,$CC in
 	;;
  ,,*)   CC_FOR_BUILD=$CC ;;
  ,*,*)  CC_FOR_BUILD=$HOST_CC ;;
-esac ;'
+esac ; set_cc_for_build= ;'
 
 # This is needed to find uname on a Pyramid OSx when run in the BSD universe.
 # (ghazi@noc.rutgers.edu 1994-08-24)
@@ -196,50 +199,32 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	# contains redundant information, the shorter form:
 	# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
 	echo "${machine}-${os}${release}"
-	exit 0 ;;
-    amiga:OpenBSD:*:*)
-	echo m68k-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    arc:OpenBSD:*:*)
-	echo mipsel-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    hp300:OpenBSD:*:*)
-	echo m68k-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    mac68k:OpenBSD:*:*)
-	echo m68k-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    macppc:OpenBSD:*:*)
-	echo powerpc-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    mvme68k:OpenBSD:*:*)
-	echo m68k-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    mvme88k:OpenBSD:*:*)
-	echo m88k-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    mvmeppc:OpenBSD:*:*)
-	echo powerpc-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    pmax:OpenBSD:*:*)
-	echo mipsel-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    sgi:OpenBSD:*:*)
-	echo mipseb-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    sun3:OpenBSD:*:*)
-	echo m68k-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    wgrisc:OpenBSD:*:*)
-	echo mipsel-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     *:OpenBSD:*:*)
-	echo ${UNAME_MACHINE}-unknown-openbsd${UNAME_RELEASE}
-	exit 0 ;;
+	UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
+	echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE}
+	exit ;;
+    *:ekkoBSD:*:*)
+	echo ${UNAME_MACHINE}-unknown-ekkobsd${UNAME_RELEASE}
+	exit ;;
+    *:SolidBSD:*:*)
+	echo ${UNAME_MACHINE}-unknown-solidbsd${UNAME_RELEASE}
+	exit ;;
+    macppc:MirBSD:*:*)
+	echo powerpc-unknown-mirbsd${UNAME_RELEASE}
+	exit ;;
+    *:MirBSD:*:*)
+	echo ${UNAME_MACHINE}-unknown-mirbsd${UNAME_RELEASE}
+	exit ;;
     alpha:OSF1:*:*)
-	if test $UNAME_RELEASE = "V4.0"; then
+	case $UNAME_RELEASE in
+	*4.0)
 		UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
-	fi
+		;;
+	*5.*)
+	        UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'`
+		;;
+	esac
 	# According to Compaq, /usr/sbin/psrinfo has been available on
 	# OSF/1 and Tru64 systems produced since 1995.  I hope that
 	# covers most systems running today.  This code pipes the CPU
@@ -277,42 +262,49 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	    "EV7.9 (21364A)")
 		UNAME_MACHINE="alphaev79" ;;
 	esac
+	# A Pn.n version is a patched version.
 	# A Vn.n version is a released version.
 	# A Tn.n version is a released field test version.
 	# A Xn.n version is an unreleased experimental baselevel.
 	# 1.2 uses "1.2" for uname -r.
-	echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[VTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
-	exit 0 ;;
-    Alpha*:OpenVMS:*:*)
-	echo alpha-hp-vms
-	exit 0 ;;
+	echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[PVTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
+	exit ;;
     Alpha\ *:Windows_NT*:*)
 	# How do we know it's Interix rather than the generic POSIX subsystem?
 	# Should we change UNAME_MACHINE based on the output of uname instead
 	# of the specific Alpha model?
 	echo alpha-pc-interix
-	exit 0 ;;
+	exit ;;
     21064:Windows_NT:50:3)
 	echo alpha-dec-winnt3.5
-	exit 0 ;;
+	exit ;;
     Amiga*:UNIX_System_V:4.0:*)
 	echo m68k-unknown-sysv4
-	exit 0;;
+	exit ;;
     *:[Aa]miga[Oo][Ss]:*:*)
 	echo ${UNAME_MACHINE}-unknown-amigaos
-	exit 0 ;;
+	exit ;;
     *:[Mm]orph[Oo][Ss]:*:*)
 	echo ${UNAME_MACHINE}-unknown-morphos
-	exit 0 ;;
+	exit ;;
     *:OS/390:*:*)
 	echo i370-ibm-openedition
-	exit 0 ;;
+	exit ;;
+    *:z/VM:*:*)
+	echo s390-ibm-zvmoe
+	exit ;;
+    *:OS400:*:*)
+        echo powerpc-ibm-os400
+	exit ;;
     arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
 	echo arm-acorn-riscix${UNAME_RELEASE}
-	exit 0;;
+	exit ;;
+    arm:riscos:*:*|arm:RISCOS:*:*)
+	echo arm-unknown-riscos
+	exit ;;
     SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
 	echo hppa1.1-hitachi-hiuxmpp
-	exit 0;;
+	exit ;;
     Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
 	# akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
 	if test "`(/bin/universe) 2>/dev/null`" = att ; then
@@ -320,32 +312,32 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	else
 		echo pyramid-pyramid-bsd
 	fi
-	exit 0 ;;
+	exit ;;
     NILE*:*:*:dcosx)
 	echo pyramid-pyramid-svr4
-	exit 0 ;;
+	exit ;;
     DRS?6000:unix:4.0:6*)
 	echo sparc-icl-nx6
-	exit 0 ;;
-    DRS?6000:UNIX_SV:4.2*:7*)
+	exit ;;
+    DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*)
 	case `/usr/bin/uname -p` in
-	    sparc) echo sparc-icl-nx7 && exit 0 ;;
+	    sparc) echo sparc-icl-nx7; exit ;;
 	esac ;;
     sun4H:SunOS:5.*:*)
 	echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
-	exit 0 ;;
+	exit ;;
     sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
 	echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
-	exit 0 ;;
+	exit ;;
     i86pc:SunOS:5.*:*)
 	echo i386-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
-	exit 0 ;;
+	exit ;;
     sun4*:SunOS:6*:*)
 	# According to config.sub, this is the proper way to canonicalize
 	# SunOS6.  Hard to guess exactly what SunOS6 will be like, but
 	# it's likely to be more like Solaris than SunOS4.
 	echo sparc-sun-solaris3`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
-	exit 0 ;;
+	exit ;;
     sun4*:SunOS:*:*)
 	case "`/usr/bin/arch -k`" in
 	    Series*|S4*)
@@ -354,10 +346,10 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	esac
 	# Japanese Language versions have a version number like `4.1.3-JL'.
 	echo sparc-sun-sunos`echo ${UNAME_RELEASE}|sed -e 's/-/_/'`
-	exit 0 ;;
+	exit ;;
     sun3*:SunOS:*:*)
 	echo m68k-sun-sunos${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     sun*:*:4.2BSD:*)
 	UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
 	test "x${UNAME_RELEASE}" = "x" && UNAME_RELEASE=3
@@ -369,10 +361,10 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 		echo sparc-sun-sunos${UNAME_RELEASE}
 		;;
 	esac
-	exit 0 ;;
+	exit ;;
     aushp:SunOS:*:*)
 	echo sparc-auspex-sunos${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     # The situation for MiNT is a little confusing.  The machine name
     # can be virtually everything (everything which is not
     # "atarist" or "atariste" at least should have a processor
@@ -383,37 +375,40 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
     # be no problem.
     atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
         echo m68k-atari-mint${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
 	echo m68k-atari-mint${UNAME_RELEASE}
-        exit 0 ;;
+        exit ;;
     *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
         echo m68k-atari-mint${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
         echo m68k-milan-mint${UNAME_RELEASE}
-        exit 0 ;;
+        exit ;;
     hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
         echo m68k-hades-mint${UNAME_RELEASE}
-        exit 0 ;;
+        exit ;;
     *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
         echo m68k-unknown-mint${UNAME_RELEASE}
-        exit 0 ;;
+        exit ;;
+    m68k:machten:*:*)
+	echo m68k-apple-machten${UNAME_RELEASE}
+	exit ;;
     powerpc:machten:*:*)
 	echo powerpc-apple-machten${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     RISC*:Mach:*:*)
 	echo mips-dec-mach_bsd4.3
-	exit 0 ;;
+	exit ;;
     RISC*:ULTRIX:*:*)
 	echo mips-dec-ultrix${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     VAX*:ULTRIX*:*:*)
 	echo vax-dec-ultrix${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     2020:CLIX:*:* | 2430:CLIX:*:*)
 	echo clipper-intergraph-clix${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     mips:*:*:UMIPS | mips:*:*:RISCos)
 	eval $set_cc_for_build
 	sed 's/^	//' << EOF >$dummy.c
@@ -437,32 +432,33 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	  exit (-1);
 	}
 EOF
-	$CC_FOR_BUILD -o $dummy $dummy.c \
-	  && $dummy `echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` \
-	  && exit 0
+	$CC_FOR_BUILD -o $dummy $dummy.c &&
+	  dummyarg=`echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` &&
+	  SYSTEM_NAME=`$dummy $dummyarg` &&
+	    { echo "$SYSTEM_NAME"; exit; }
 	echo mips-mips-riscos${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     Motorola:PowerMAX_OS:*:*)
 	echo powerpc-motorola-powermax
-	exit 0 ;;
+	exit ;;
     Motorola:*:4.3:PL8-*)
 	echo powerpc-harris-powermax
-	exit 0 ;;
+	exit ;;
     Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*)
 	echo powerpc-harris-powermax
-	exit 0 ;;
+	exit ;;
     Night_Hawk:Power_UNIX:*:*)
 	echo powerpc-harris-powerunix
-	exit 0 ;;
+	exit ;;
     m88k:CX/UX:7*:*)
 	echo m88k-harris-cxux7
-	exit 0 ;;
+	exit ;;
     m88k:*:4*:R4*)
 	echo m88k-motorola-sysv4
-	exit 0 ;;
+	exit ;;
     m88k:*:3*:R3*)
 	echo m88k-motorola-sysv3
-	exit 0 ;;
+	exit ;;
     AViiON:dgux:*:*)
         # DG/UX returns AViiON for all architectures
         UNAME_PROCESSOR=`/usr/bin/uname -p`
@@ -478,29 +474,29 @@ EOF
 	else
 	    echo i586-dg-dgux${UNAME_RELEASE}
 	fi
- 	exit 0 ;;
+ 	exit ;;
     M88*:DolphinOS:*:*)	# DolphinOS (SVR3)
 	echo m88k-dolphin-sysv3
-	exit 0 ;;
+	exit ;;
     M88*:*:R3*:*)
 	# Delta 88k system running SVR3
 	echo m88k-motorola-sysv3
-	exit 0 ;;
+	exit ;;
     XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
 	echo m88k-tektronix-sysv3
-	exit 0 ;;
+	exit ;;
     Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
 	echo m68k-tektronix-bsd
-	exit 0 ;;
+	exit ;;
     *:IRIX*:*:*)
 	echo mips-sgi-irix`echo ${UNAME_RELEASE}|sed -e 's/-/_/g'`
-	exit 0 ;;
+	exit ;;
     ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
-	echo romp-ibm-aix      # uname -m gives an 8 hex-code CPU id
-	exit 0 ;;              # Note that: echo "'`uname -s`'" gives 'AIX '
+	echo romp-ibm-aix     # uname -m gives an 8 hex-code CPU id
+	exit ;;               # Note that: echo "'`uname -s`'" gives 'AIX '
     i*86:AIX:*:*)
 	echo i386-ibm-aix
-	exit 0 ;;
+	exit ;;
     ia64:AIX:*:*)
 	if [ -x /usr/bin/oslevel ] ; then
 		IBM_REV=`/usr/bin/oslevel`
@@ -508,7 +504,7 @@ EOF
 		IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
 	fi
 	echo ${UNAME_MACHINE}-ibm-aix${IBM_REV}
-	exit 0 ;;
+	exit ;;
     *:AIX:2:3)
 	if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
 		eval $set_cc_for_build
@@ -523,14 +519,18 @@ EOF
 			exit(0);
 			}
 EOF
-		$CC_FOR_BUILD -o $dummy $dummy.c && $dummy && exit 0
-		echo rs6000-ibm-aix3.2.5
+		if $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy`
+		then
+			echo "$SYSTEM_NAME"
+		else
+			echo rs6000-ibm-aix3.2.5
+		fi
 	elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
 		echo rs6000-ibm-aix3.2.4
 	else
 		echo rs6000-ibm-aix3.2
 	fi
-	exit 0 ;;
+	exit ;;
     *:AIX:*:[45])
 	IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'`
 	if /usr/sbin/lsattr -El ${IBM_CPU_ID} | grep ' POWER' >/dev/null 2>&1; then
@@ -544,28 +544,28 @@ EOF
 		IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
 	fi
 	echo ${IBM_ARCH}-ibm-aix${IBM_REV}
-	exit 0 ;;
+	exit ;;
     *:AIX:*:*)
 	echo rs6000-ibm-aix
-	exit 0 ;;
+	exit ;;
     ibmrt:4.4BSD:*|romp-ibm:BSD:*)
 	echo romp-ibm-bsd4.4
-	exit 0 ;;
+	exit ;;
     ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
 	echo romp-ibm-bsd${UNAME_RELEASE}   # 4.3 with uname added to
-	exit 0 ;;                           # report: romp-ibm BSD 4.3
+	exit ;;                             # report: romp-ibm BSD 4.3
     *:BOSX:*:*)
 	echo rs6000-bull-bosx
-	exit 0 ;;
+	exit ;;
     DPX/2?00:B.O.S.:*:*)
 	echo m68k-bull-sysv3
-	exit 0 ;;
+	exit ;;
     9000/[34]??:4.3bsd:1.*:*)
 	echo m68k-hp-bsd
-	exit 0 ;;
+	exit ;;
     hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*)
 	echo m68k-hp-bsd4.4
-	exit 0 ;;
+	exit ;;
     9000/[34678]??:HP-UX:*:*)
 	HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
 	case "${UNAME_MACHINE}" in
@@ -627,9 +627,19 @@ EOF
 	esac
 	if [ ${HP_ARCH} = "hppa2.0w" ]
 	then
-	    # avoid double evaluation of $set_cc_for_build
-	    test -n "$CC_FOR_BUILD" || eval $set_cc_for_build
-	    if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E -) | grep __LP64__ >/dev/null
+	    eval $set_cc_for_build
+
+	    # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating
+	    # 32-bit code.  hppa64-hp-hpux* has the same kernel and a compiler
+	    # generating 64-bit code.  GNU and HP use different nomenclature:
+	    #
+	    # $ CC_FOR_BUILD=cc ./config.guess
+	    # => hppa2.0w-hp-hpux11.23
+	    # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess
+	    # => hppa64-hp-hpux11.23
+
+	    if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) |
+		grep __LP64__ >/dev/null
 	    then
 		HP_ARCH="hppa2.0w"
 	    else
@@ -637,11 +647,11 @@ EOF
 	    fi
 	fi
 	echo ${HP_ARCH}-hp-hpux${HPUX_REV}
-	exit 0 ;;
+	exit ;;
     ia64:HP-UX:*:*)
 	HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
 	echo ia64-hp-hpux${HPUX_REV}
-	exit 0 ;;
+	exit ;;
     3050*:HI-UX:*:*)
 	eval $set_cc_for_build
 	sed 's/^	//' << EOF >$dummy.c
@@ -669,150 +679,179 @@ EOF
 	  exit (0);
 	}
 EOF
-	$CC_FOR_BUILD -o $dummy $dummy.c && $dummy && exit 0
+	$CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` &&
+		{ echo "$SYSTEM_NAME"; exit; }
 	echo unknown-hitachi-hiuxwe2
-	exit 0 ;;
+	exit ;;
     9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* )
 	echo hppa1.1-hp-bsd
-	exit 0 ;;
+	exit ;;
     9000/8??:4.3bsd:*:*)
 	echo hppa1.0-hp-bsd
-	exit 0 ;;
+	exit ;;
     *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
 	echo hppa1.0-hp-mpeix
-	exit 0 ;;
+	exit ;;
     hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* )
 	echo hppa1.1-hp-osf
-	exit 0 ;;
+	exit ;;
     hp8??:OSF1:*:*)
 	echo hppa1.0-hp-osf
-	exit 0 ;;
+	exit ;;
     i*86:OSF1:*:*)
 	if [ -x /usr/sbin/sysversion ] ; then
 	    echo ${UNAME_MACHINE}-unknown-osf1mk
 	else
 	    echo ${UNAME_MACHINE}-unknown-osf1
 	fi
-	exit 0 ;;
+	exit ;;
     parisc*:Lites*:*:*)
 	echo hppa1.1-hp-lites
-	exit 0 ;;
+	exit ;;
     C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
 	echo c1-convex-bsd
-        exit 0 ;;
+        exit ;;
     C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
 	if getsysinfo -f scalar_acc
 	then echo c32-convex-bsd
 	else echo c2-convex-bsd
 	fi
-        exit 0 ;;
+        exit ;;
     C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
 	echo c34-convex-bsd
-        exit 0 ;;
+        exit ;;
     C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
 	echo c38-convex-bsd
-        exit 0 ;;
+        exit ;;
     C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
 	echo c4-convex-bsd
-        exit 0 ;;
+        exit ;;
     CRAY*Y-MP:*:*:*)
 	echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
-	exit 0 ;;
+	exit ;;
     CRAY*[A-Z]90:*:*:*)
 	echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \
 	| sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
 	      -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \
 	      -e 's/\.[^.]*$/.X/'
-	exit 0 ;;
+	exit ;;
     CRAY*TS:*:*:*)
 	echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
-	exit 0 ;;
+	exit ;;
     CRAY*T3E:*:*:*)
 	echo alphaev5-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
-	exit 0 ;;
+	exit ;;
     CRAY*SV1:*:*:*)
 	echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
-	exit 0 ;;
+	exit ;;
     *:UNICOS/mp:*:*)
-	echo nv1-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' 
-	exit 0 ;;
+	echo craynv-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+	exit ;;
     F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
 	FUJITSU_PROC=`uname -m | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
         FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
         FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'`
         echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
-        exit 0 ;;
+        exit ;;
+    5000:UNIX_System_V:4.*:*)
+        FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
+        FUJITSU_REL=`echo ${UNAME_RELEASE} | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/ /_/'`
+        echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
+	exit ;;
     i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
 	echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     sparc*:BSD/OS:*:*)
 	echo sparc-unknown-bsdi${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     *:BSD/OS:*:*)
 	echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
-	exit 0 ;;
-    *:FreeBSD:*:*|*:GNU/FreeBSD:*:*)
-	# Determine whether the default compiler uses glibc.
-	eval $set_cc_for_build
-	sed 's/^	//' << EOF >$dummy.c
-	#include <features.h>
-	#if __GLIBC__ >= 2
-	LIBC=gnu
-	#else
-	LIBC=
-	#endif
-EOF
-	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^LIBC=`
-	echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`${LIBC:+-$LIBC}
-	exit 0 ;;
+	exit ;;
+    *:FreeBSD:*:*)
+	case ${UNAME_MACHINE} in
+	    pc98)
+		echo i386-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
+	    amd64)
+		echo x86_64-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
+	    *)
+		echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
+	esac
+	exit ;;
     i*:CYGWIN*:*)
 	echo ${UNAME_MACHINE}-pc-cygwin
-	exit 0 ;;
+	exit ;;
     i*:MINGW*:*)
 	echo ${UNAME_MACHINE}-pc-mingw32
-	exit 0 ;;
+	exit ;;
+    i*:windows32*:*)
+    	# uname -m includes "-pc" on this system.
+    	echo ${UNAME_MACHINE}-mingw32
+	exit ;;
     i*:PW*:*)
 	echo ${UNAME_MACHINE}-pc-pw32
-	exit 0 ;;
-    x86:Interix*:[34]*)
-	echo i586-pc-interix${UNAME_RELEASE}|sed -e 's/\..*//'
-	exit 0 ;;
+	exit ;;
+    x86:Interix*:[3456]*)
+	echo i586-pc-interix${UNAME_RELEASE}
+	exit ;;
+    EM64T:Interix*:[3456]*)
+	echo x86_64-unknown-interix${UNAME_RELEASE}
+	exit ;;
     [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*)
 	echo i${UNAME_MACHINE}-pc-mks
-	exit 0 ;;
+	exit ;;
     i*:Windows_NT*:* | Pentium*:Windows_NT*:*)
 	# How do we know it's Interix rather than the generic POSIX subsystem?
 	# It also conflicts with pre-2.0 versions of AT&T UWIN. Should we
 	# UNAME_MACHINE based on the output of uname instead of i386?
 	echo i586-pc-interix
-	exit 0 ;;
+	exit ;;
     i*:UWIN*:*)
 	echo ${UNAME_MACHINE}-pc-uwin
-	exit 0 ;;
+	exit ;;
+    amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*)
+	echo x86_64-unknown-cygwin
+	exit ;;
     p*:CYGWIN*:*)
 	echo powerpcle-unknown-cygwin
-	exit 0 ;;
+	exit ;;
     prep*:SunOS:5.*:*)
 	echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
-	exit 0 ;;
+	exit ;;
     *:GNU:*:*)
+	# the GNU system
 	echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
-	exit 0 ;;
+	exit ;;
+    *:GNU/*:*:*)
+	# other systems with GNU libc and userland
+	echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-gnu
+	exit ;;
     i*86:Minix:*:*)
 	echo ${UNAME_MACHINE}-pc-minix
-	exit 0 ;;
+	exit ;;
     arm*:Linux:*:*)
 	echo ${UNAME_MACHINE}-unknown-linux-gnu
-	exit 0 ;;
+	exit ;;
+    avr32*:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
     cris:Linux:*:*)
 	echo cris-axis-linux-gnu
-	exit 0 ;;
+	exit ;;
+    crisv32:Linux:*:*)
+	echo crisv32-axis-linux-gnu
+	exit ;;
+    frv:Linux:*:*)
+    	echo frv-unknown-linux-gnu
+	exit ;;
     ia64:Linux:*:*)
 	echo ${UNAME_MACHINE}-unknown-linux-gnu
-	exit 0 ;;
+	exit ;;
+    m32r*:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
     m68*:Linux:*:*)
 	echo ${UNAME_MACHINE}-unknown-linux-gnu
-	exit 0 ;;
+	exit ;;
     mips:Linux:*:*)
 	eval $set_cc_for_build
 	sed 's/^	//' << EOF >$dummy.c
@@ -829,8 +868,12 @@ EOF
 	#endif
 	#endif
 EOF
-	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^CPU=`
-	test x"${CPU}" != x && echo "${CPU}-unknown-linux-gnu" && exit 0
+	eval "`$CC_FOR_BUILD -E $dummy.c 2>/dev/null | sed -n '
+	    /^CPU/{
+		s: ::g
+		p
+	    }'`"
+	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
 	;;
     mips64:Linux:*:*)
 	eval $set_cc_for_build
@@ -848,15 +891,22 @@ EOF
 	#endif
 	#endif
 EOF
-	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^CPU=`
-	test x"${CPU}" != x && echo "${CPU}-unknown-linux-gnu" && exit 0
+	eval "`$CC_FOR_BUILD -E $dummy.c 2>/dev/null | sed -n '
+	    /^CPU/{
+		s: ::g
+		p
+	    }'`"
+	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
 	;;
+    or32:Linux:*:*)
+	echo or32-unknown-linux-gnu
+	exit ;;
     ppc:Linux:*:*)
 	echo powerpc-unknown-linux-gnu
-	exit 0 ;;
+	exit ;;
     ppc64:Linux:*:*)
 	echo powerpc64-unknown-linux-gnu
-	exit 0 ;;
+	exit ;;
     alpha:Linux:*:*)
 	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
 	  EV5)   UNAME_MACHINE=alphaev5 ;;
@@ -870,7 +920,7 @@ EOF
 	objdump --private-headers /bin/sh | grep ld.so.1 >/dev/null
 	if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi
 	echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC}
-	exit 0 ;;
+	exit ;;
     parisc:Linux:*:* | hppa:Linux:*:*)
 	# Look for CPU level
 	case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
@@ -878,25 +928,28 @@ EOF
 	  PA8*) echo hppa2.0-unknown-linux-gnu ;;
 	  *)    echo hppa-unknown-linux-gnu ;;
 	esac
-	exit 0 ;;
+	exit ;;
     parisc64:Linux:*:* | hppa64:Linux:*:*)
 	echo hppa64-unknown-linux-gnu
-	exit 0 ;;
+	exit ;;
     s390:Linux:*:* | s390x:Linux:*:*)
 	echo ${UNAME_MACHINE}-ibm-linux
-	exit 0 ;;
+	exit ;;
     sh64*:Linux:*:*)
     	echo ${UNAME_MACHINE}-unknown-linux-gnu
-	exit 0 ;;
+	exit ;;
     sh*:Linux:*:*)
 	echo ${UNAME_MACHINE}-unknown-linux-gnu
-	exit 0 ;;
+	exit ;;
     sparc:Linux:*:* | sparc64:Linux:*:*)
 	echo ${UNAME_MACHINE}-unknown-linux-gnu
-	exit 0 ;;
+	exit ;;
+    vax:Linux:*:*)
+	echo ${UNAME_MACHINE}-dec-linux-gnu
+	exit ;;
     x86_64:Linux:*:*)
 	echo x86_64-unknown-linux-gnu
-	exit 0 ;;
+	exit ;;
     i*86:Linux:*:*)
 	# The BFD linker knows what the default object file format is, so
 	# first see if it will tell us. cd to the root directory to prevent
@@ -914,15 +967,15 @@ EOF
 		;;
 	  a.out-i386-linux)
 		echo "${UNAME_MACHINE}-pc-linux-gnuaout"
-		exit 0 ;;
+		exit ;;
 	  coff-i386)
 		echo "${UNAME_MACHINE}-pc-linux-gnucoff"
-		exit 0 ;;
+		exit ;;
 	  "")
 		# Either a pre-BFD a.out linker (linux-gnuoldld) or
 		# one that does not give us useful --help.
 		echo "${UNAME_MACHINE}-pc-linux-gnuoldld"
-		exit 0 ;;
+		exit ;;
 	esac
 	# Determine whether the default compiler is a.out or elf
 	eval $set_cc_for_build
@@ -939,23 +992,33 @@ EOF
 	LIBC=gnulibc1
 	# endif
 	#else
-	#ifdef __INTEL_COMPILER
+	#if defined(__INTEL_COMPILER) || defined(__PGI) || defined(__SUNPRO_C) || defined(__SUNPRO_CC)
 	LIBC=gnu
 	#else
 	LIBC=gnuaout
 	#endif
 	#endif
+	#ifdef __dietlibc__
+	LIBC=dietlibc
+	#endif
 EOF
-	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^LIBC=`
-	test x"${LIBC}" != x && echo "${UNAME_MACHINE}-pc-linux-${LIBC}" && exit 0
-	test x"${TENTATIVE}" != x && echo "${TENTATIVE}" && exit 0
+	eval "`$CC_FOR_BUILD -E $dummy.c 2>/dev/null | sed -n '
+	    /^LIBC/{
+		s: ::g
+		p
+	    }'`"
+	test x"${LIBC}" != x && {
+		echo "${UNAME_MACHINE}-pc-linux-${LIBC}"
+		exit
+	}
+	test x"${TENTATIVE}" != x && { echo "${TENTATIVE}"; exit; }
 	;;
     i*86:DYNIX/ptx:4*:*)
 	# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
 	# earlier versions are messed up and put the nodename in both
 	# sysname and nodename.
 	echo i386-sequent-sysv4
-	exit 0 ;;
+	exit ;;
     i*86:UNIX_SV:4.2MP:2.*)
         # Unixware is an offshoot of SVR4, but it has its own version
         # number series starting with 2...
@@ -963,24 +1026,27 @@ EOF
 	# I just have to hope.  -- rms.
         # Use sysv4.2uw... so that sysv4* matches it.
 	echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION}
-	exit 0 ;;
+	exit ;;
     i*86:OS/2:*:*)
 	# If we were able to find `uname', then EMX Unix compatibility
 	# is probably installed.
 	echo ${UNAME_MACHINE}-pc-os2-emx
-	exit 0 ;;
+	exit ;;
     i*86:XTS-300:*:STOP)
 	echo ${UNAME_MACHINE}-unknown-stop
-	exit 0 ;;
+	exit ;;
     i*86:atheos:*:*)
 	echo ${UNAME_MACHINE}-unknown-atheos
-	exit 0 ;;
+	exit ;;
+    i*86:syllable:*:*)
+	echo ${UNAME_MACHINE}-pc-syllable
+	exit ;;
     i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.0*:*)
 	echo i386-unknown-lynxos${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     i*86:*DOS:*:*)
 	echo ${UNAME_MACHINE}-pc-msdosdjgpp
-	exit 0 ;;
+	exit ;;
     i*86:*:4.*:* | i*86:SYSTEM_V:4.*:*)
 	UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'`
 	if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
@@ -988,15 +1054,16 @@ EOF
 	else
 		echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL}
 	fi
-	exit 0 ;;
-    i*86:*:5:[78]*)
+	exit ;;
+    i*86:*:5:[678]*)
+    	# UnixWare 7.x, OpenUNIX and OpenServer 6.
 	case `/bin/uname -X | grep "^Machine"` in
 	    *486*)	     UNAME_MACHINE=i486 ;;
 	    *Pentium)	     UNAME_MACHINE=i586 ;;
 	    *Pent*|*Celeron) UNAME_MACHINE=i686 ;;
 	esac
 	echo ${UNAME_MACHINE}-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}
-	exit 0 ;;
+	exit ;;
     i*86:*:3.2:*)
 	if test -f /usr/options/cb.name; then
 		UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
@@ -1014,73 +1081,73 @@ EOF
 	else
 		echo ${UNAME_MACHINE}-pc-sysv32
 	fi
-	exit 0 ;;
+	exit ;;
     pc:*:*:*)
 	# Left here for compatibility:
         # uname -m prints for DJGPP always 'pc', but it prints nothing about
         # the processor, so we play safe by assuming i386.
 	echo i386-pc-msdosdjgpp
-        exit 0 ;;
+        exit ;;
     Intel:Mach:3*:*)
 	echo i386-pc-mach3
-	exit 0 ;;
+	exit ;;
     paragon:*:*:*)
 	echo i860-intel-osf1
-	exit 0 ;;
+	exit ;;
     i860:*:4.*:*) # i860-SVR4
 	if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
 	  echo i860-stardent-sysv${UNAME_RELEASE} # Stardent Vistra i860-SVR4
 	else # Add other i860-SVR4 vendors below as they are discovered.
 	  echo i860-unknown-sysv${UNAME_RELEASE}  # Unknown i860-SVR4
 	fi
-	exit 0 ;;
+	exit ;;
     mini*:CTIX:SYS*5:*)
 	# "miniframe"
 	echo m68010-convergent-sysv
-	exit 0 ;;
+	exit ;;
     mc68k:UNIX:SYSTEM5:3.51m)
 	echo m68k-convergent-sysv
-	exit 0 ;;
+	exit ;;
     M680?0:D-NIX:5.3:*)
 	echo m68k-diab-dnix
-	exit 0 ;;
-    M68*:*:R3V[567]*:*)
-	test -r /sysV68 && echo 'm68k-motorola-sysv' && exit 0 ;;
-    3[34]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0)
+	exit ;;
+    M68*:*:R3V[5678]*:*)
+	test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;;
+    3[345]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0 | S7501*:*:4.0:3.0)
 	OS_REL=''
 	test -r /etc/.relid \
 	&& OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
 	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
-	  && echo i486-ncr-sysv4.3${OS_REL} && exit 0
+	  && { echo i486-ncr-sysv4.3${OS_REL}; exit; }
 	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
-	  && echo i586-ncr-sysv4.3${OS_REL} && exit 0 ;;
+	  && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;;
     3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
         /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
-          && echo i486-ncr-sysv4 && exit 0 ;;
+          && { echo i486-ncr-sysv4; exit; } ;;
     m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
 	echo m68k-unknown-lynxos${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     mc68030:UNIX_System_V:4.*:*)
 	echo m68k-atari-sysv4
-	exit 0 ;;
+	exit ;;
     TSUNAMI:LynxOS:2.*:*)
 	echo sparc-unknown-lynxos${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     rs6000:LynxOS:2.*:*)
 	echo rs6000-unknown-lynxos${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.0*:*)
 	echo powerpc-unknown-lynxos${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     SM[BE]S:UNIX_SV:*:*)
 	echo mips-dde-sysv${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     RM*:ReliantUNIX-*:*:*)
 	echo mips-sni-sysv4
-	exit 0 ;;
+	exit ;;
     RM*:SINIX-*:*:*)
 	echo mips-sni-sysv4
-	exit 0 ;;
+	exit ;;
     *:SINIX-*:*:*)
 	if uname -p 2>/dev/null >/dev/null ; then
 		UNAME_MACHINE=`(uname -p) 2>/dev/null`
@@ -1088,68 +1155,72 @@ EOF
 	else
 		echo ns32k-sni-sysv
 	fi
-	exit 0 ;;
+	exit ;;
     PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
                       # says <Richard.M.Bartel@ccMail.Census.GOV>
         echo i586-unisys-sysv4
-        exit 0 ;;
+        exit ;;
     *:UNIX_System_V:4*:FTX*)
 	# From Gerald Hewes <hewes@openmarket.com>.
 	# How about differentiating between stratus architectures? -djm
 	echo hppa1.1-stratus-sysv4
-	exit 0 ;;
+	exit ;;
     *:*:*:FTX*)
 	# From seanf@swdc.stratus.com.
 	echo i860-stratus-sysv4
-	exit 0 ;;
+	exit ;;
+    i*86:VOS:*:*)
+	# From Paul.Green@stratus.com.
+	echo ${UNAME_MACHINE}-stratus-vos
+	exit ;;
     *:VOS:*:*)
 	# From Paul.Green@stratus.com.
 	echo hppa1.1-stratus-vos
-	exit 0 ;;
+	exit ;;
     mc68*:A/UX:*:*)
 	echo m68k-apple-aux${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     news*:NEWS-OS:6*:*)
 	echo mips-sony-newsos6
-	exit 0 ;;
+	exit ;;
     R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
 	if [ -d /usr/nec ]; then
 	        echo mips-nec-sysv${UNAME_RELEASE}
 	else
 	        echo mips-unknown-sysv${UNAME_RELEASE}
 	fi
-        exit 0 ;;
+        exit ;;
     BeBox:BeOS:*:*)	# BeOS running on hardware made by Be, PPC only.
 	echo powerpc-be-beos
-	exit 0 ;;
+	exit ;;
     BeMac:BeOS:*:*)	# BeOS running on Mac or Mac clone, PPC only.
 	echo powerpc-apple-beos
-	exit 0 ;;
+	exit ;;
     BePC:BeOS:*:*)	# BeOS running on Intel PC compatible.
 	echo i586-pc-beos
-	exit 0 ;;
+	exit ;;
     SX-4:SUPER-UX:*:*)
 	echo sx4-nec-superux${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     SX-5:SUPER-UX:*:*)
 	echo sx5-nec-superux${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     SX-6:SUPER-UX:*:*)
 	echo sx6-nec-superux${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     Power*:Rhapsody:*:*)
 	echo powerpc-apple-rhapsody${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     *:Rhapsody:*:*)
 	echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     *:Darwin:*:*)
-	case `uname -p` in
-	    *86) UNAME_PROCESSOR=i686 ;;
-	    powerpc) UNAME_PROCESSOR=powerpc ;;
+	UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown
+	case $UNAME_PROCESSOR in
+	    unknown) UNAME_PROCESSOR=powerpc ;;
 	esac
 	echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     *:procnto*:*:* | *:QNX:[0123456789]*:*)
 	UNAME_PROCESSOR=`uname -p`
 	if test "$UNAME_PROCESSOR" = "x86"; then
@@ -1157,22 +1228,25 @@ EOF
 		UNAME_MACHINE=pc
 	fi
 	echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     *:QNX:*:4*)
 	echo i386-pc-qnx
-	exit 0 ;;
-    NSR-[DGKLNPTVW]:NONSTOP_KERNEL:*:*)
+	exit ;;
+    NSE-?:NONSTOP_KERNEL:*:*)
+	echo nse-tandem-nsk${UNAME_RELEASE}
+	exit ;;
+    NSR-?:NONSTOP_KERNEL:*:*)
 	echo nsr-tandem-nsk${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     *:NonStop-UX:*:*)
 	echo mips-compaq-nonstopux
-	exit 0 ;;
+	exit ;;
     BS2000:POSIX*:*:*)
 	echo bs2000-siemens-sysv
-	exit 0 ;;
+	exit ;;
     DS/*:UNIX_System_V:*:*)
 	echo ${UNAME_MACHINE}-${UNAME_SYSTEM}-${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
     *:Plan9:*:*)
 	# "uname -m" is not consistent, so use $cputype instead. 386
 	# is converted to i386 for consistency with other x86
@@ -1183,28 +1257,47 @@ EOF
 	    UNAME_MACHINE="$cputype"
 	fi
 	echo ${UNAME_MACHINE}-unknown-plan9
-	exit 0 ;;
+	exit ;;
     *:TOPS-10:*:*)
 	echo pdp10-unknown-tops10
-	exit 0 ;;
+	exit ;;
     *:TENEX:*:*)
 	echo pdp10-unknown-tenex
-	exit 0 ;;
+	exit ;;
     KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
 	echo pdp10-dec-tops20
-	exit 0 ;;
+	exit ;;
     XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
 	echo pdp10-xkl-tops20
-	exit 0 ;;
+	exit ;;
     *:TOPS-20:*:*)
 	echo pdp10-unknown-tops20
-	exit 0 ;;
+	exit ;;
     *:ITS:*:*)
 	echo pdp10-unknown-its
-	exit 0 ;;
+	exit ;;
     SEI:*:*:SEIUX)
         echo mips-sei-seiux${UNAME_RELEASE}
-	exit 0 ;;
+	exit ;;
+    *:DragonFly:*:*)
+	echo ${UNAME_MACHINE}-unknown-dragonfly`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
+	exit ;;
+    *:*VMS:*:*)
+    	UNAME_MACHINE=`(uname -p) 2>/dev/null`
+	case "${UNAME_MACHINE}" in
+	    A*) echo alpha-dec-vms ; exit ;;
+	    I*) echo ia64-dec-vms ; exit ;;
+	    V*) echo vax-dec-vms ; exit ;;
+	esac ;;
+    *:XENIX:*:SysV)
+	echo i386-pc-xenix
+	exit ;;
+    i*86:skyos:*:*)
+	echo ${UNAME_MACHINE}-pc-skyos`echo ${UNAME_RELEASE}` | sed -e 's/ .*$//'
+	exit ;;
+    i*86:rdos:*:*)
+	echo ${UNAME_MACHINE}-pc-rdos
+	exit ;;
 esac
 
 #echo '(No uname command or uname output not recognized.)' 1>&2
@@ -1236,7 +1329,7 @@ main ()
 #endif
 
 #if defined (__arm) && defined (__acorn) && defined (__unix)
-  printf ("arm-acorn-riscix"); exit (0);
+  printf ("arm-acorn-riscix\n"); exit (0);
 #endif
 
 #if defined (hp300) && !defined (hpux)
@@ -1325,11 +1418,12 @@ main ()
 }
 EOF
 
-$CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null && $dummy && exit 0
+$CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null && SYSTEM_NAME=`$dummy` &&
+	{ echo "$SYSTEM_NAME"; exit; }
 
 # Apollos put the system type in the environment.
 
-test -d /usr/apollo && { echo ${ISP}-apollo-${SYSTYPE}; exit 0; }
+test -d /usr/apollo && { echo ${ISP}-apollo-${SYSTYPE}; exit; }
 
 # Convex versions that predate uname can use getsysinfo(1)
 
@@ -1338,22 +1432,22 @@ then
     case `getsysinfo -f cpu_type` in
     c1*)
 	echo c1-convex-bsd
-	exit 0 ;;
+	exit ;;
     c2*)
 	if getsysinfo -f scalar_acc
 	then echo c32-convex-bsd
 	else echo c2-convex-bsd
 	fi
-	exit 0 ;;
+	exit ;;
     c34*)
 	echo c34-convex-bsd
-	exit 0 ;;
+	exit ;;
     c38*)
 	echo c38-convex-bsd
-	exit 0 ;;
+	exit ;;
     c4*)
 	echo c4-convex-bsd
-	exit 0 ;;
+	exit ;;
     esac
 fi
 
@@ -1364,7 +1458,9 @@ This script, last modified $timestamp, has failed to recognize
 the operating system you are using. It is advised that you
 download the most up to date version of the config scripts from
 
-    ftp://ftp.gnu.org/pub/gnu/config/
+  http://savannah.gnu.org/cgi-bin/viewcvs/*checkout*/config/config/config.guess
+and
+  http://savannah.gnu.org/cgi-bin/viewcvs/*checkout*/config/config/config.sub
 
 If the version you run ($0) is already up to date, please
 send the following data and any information you think might be
diff --git a/autoconf/config.sub b/autoconf/config.sub
index 0bdc33431..fab0aa355 100755
--- a/autoconf/config.sub
+++ b/autoconf/config.sub
@@ -1,9 +1,10 @@
 #! /bin/sh
 # Configuration validation subroutine script.
 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-#   2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+#   2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation,
+#   Inc.
 
-timestamp='2003-06-17'
+timestamp='2006-09-20'
 
 # This file is (in principle) common to ALL GNU software.
 # The presence of a machine in this file suggests that SOME GNU software
@@ -21,14 +22,15 @@ timestamp='2003-06-17'
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330,
-# Boston, MA 02111-1307, USA.
-
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+# 02110-1301, USA.
+#
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
 # configuration script generated by Autoconf, you may include it under
 # the same distribution terms that you use for the rest of that program.
 
+
 # Please send patches to <config-patches@gnu.org>.  Submit a context
 # diff and a properly formatted ChangeLog entry.
 #
@@ -70,7 +72,7 @@ Report bugs and patches to <config-patches@gnu.org>."
 version="\
 GNU config.sub ($timestamp)
 
-Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
+Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
@@ -83,11 +85,11 @@ Try \`$me --help' for more information."
 while test $# -gt 0 ; do
   case $1 in
     --time-stamp | --time* | -t )
-       echo "$timestamp" ; exit 0 ;;
+       echo "$timestamp" ; exit ;;
     --version | -v )
-       echo "$version" ; exit 0 ;;
+       echo "$version" ; exit ;;
     --help | --h* | -h )
-       echo "$usage"; exit 0 ;;
+       echo "$usage"; exit ;;
     -- )     # Stop option processing
        shift; break ;;
     - )	# Use stdin as input.
@@ -99,7 +101,7 @@ while test $# -gt 0 ; do
     *local*)
        # First pass through any local machine types.
        echo $1
-       exit 0;;
+       exit ;;
 
     * )
        break ;;
@@ -118,7 +120,9 @@ esac
 # Here we must recognize all the valid KERNEL-OS combinations.
 maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
 case $maybe_os in
-  nto-qnx* | linux-gnu* | freebsd*-gnu* | netbsd*-gnu* | storm-chaos* | os2-emx* | rtmk-nova*)
+  nto-qnx* | linux-gnu* | linux-dietlibc | linux-newlib* | linux-uclibc* | \
+  uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | knetbsd*-gnu* | netbsd*-gnu* | \
+  storm-chaos* | os2-emx* | rtmk-nova*)
     os=-$maybe_os
     basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
     ;;
@@ -144,7 +148,7 @@ case $os in
 	-convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
 	-c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
 	-harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \
-	-apple | -axis)
+	-apple | -axis | -knuth | -cray)
 		os=
 		basic_machine=$1
 		;;
@@ -169,6 +173,10 @@ case $os in
 	-hiux*)
 		os=-hiuxwe2
 		;;
+	-sco6)
+		os=-sco5v6
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
 	-sco5)
 		os=-sco3.2v5
 		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
@@ -185,6 +193,10 @@ case $os in
 		# Don't forget version if it is 3.2v4 or newer.
 		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
 		;;
+	-sco5v6*)
+		# Don't forget version if it is 3.2v4 or newer.
+		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		;;
 	-sco*)
 		os=-sco3.2v2
 		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
@@ -228,14 +240,17 @@ case $basic_machine in
 	| a29k \
 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
-	| arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr \
+	| am33_2.0 \
+	| arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr | avr32 \
+	| bfin \
 	| c4x | clipper \
 	| d10v | d30v | dlx | dsp16xx \
 	| fr30 | frv \
 	| h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
 	| i370 | i860 | i960 | ia64 \
-	| ip2k \
-	| m32r | m68000 | m68k | m88k | mcore \
+	| ip2k | iq2000 \
+	| m32c | m32r | m32rle | m68000 | m68k | m88k \
+	| maxq | mb | microblaze | mcore \
 	| mips | mipsbe | mipseb | mipsel | mipsle \
 	| mips16 \
 	| mips64 | mips64el \
@@ -244,27 +259,33 @@ case $basic_machine in
 	| mips64vr4100 | mips64vr4100el \
 	| mips64vr4300 | mips64vr4300el \
 	| mips64vr5000 | mips64vr5000el \
+	| mips64vr5900 | mips64vr5900el \
 	| mipsisa32 | mipsisa32el \
 	| mipsisa32r2 | mipsisa32r2el \
 	| mipsisa64 | mipsisa64el \
+	| mipsisa64r2 | mipsisa64r2el \
 	| mipsisa64sb1 | mipsisa64sb1el \
 	| mipsisa64sr71k | mipsisa64sr71kel \
 	| mipstx39 | mipstx39el \
 	| mn10200 | mn10300 \
+	| mt \
 	| msp430 \
+	| nios | nios2 \
 	| ns16k | ns32k \
-	| openrisc | or32 \
+	| or32 \
 	| pdp10 | pdp11 | pj | pjl \
 	| powerpc | powerpc64 | powerpc64le | powerpcle | ppcbe \
 	| pyramid \
-	| sh | sh[1234] | sh[23]e | sh[34]eb | shbe | shle | sh[1234]le | sh3ele \
+	| score \
+	| sh | sh[1234] | sh[24]a | sh[23]e | sh[34]eb | sheb | shbe | shle | sh[1234]le | sh3ele \
 	| sh64 | sh64le \
-	| sparc | sparc64 | sparc86x | sparclet | sparclite | sparcv9 | sparcv9b \
-	| strongarm \
+	| sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \
+	| sparcv8 | sparcv9 | sparcv9b | sparcv9v \
+	| spu | strongarm \
 	| tahoe | thumb | tic4x | tic80 | tron \
 	| v850 | v850e \
 	| we32k \
-	| x86 | xscale | xstormy16 | xtensa \
+	| x86 | xc16x | xscale | xscalee[bl] | xstormy16 | xtensa \
 	| z8k)
 		basic_machine=$basic_machine-unknown
 		;;
@@ -275,6 +296,9 @@ case $basic_machine in
 		;;
 	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k)
 		;;
+	ms1)
+		basic_machine=mt-unknown
+		;;
 
 	# We use `pc' rather than `unknown'
 	# because (1) that's what they normally are, and
@@ -294,20 +318,20 @@ case $basic_machine in
 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
 	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* \
 	| arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
-	| avr-* \
-	| bs2000-* \
+	| avr-* | avr32-* \
+	| bfin-* | bs2000-* \
 	| c[123]* | c30-* | [cjt]90-* | c4x-* | c54x-* | c55x-* | c6x-* \
-	| clipper-* | cydra-* \
+	| clipper-* | craynv-* | cydra-* \
 	| d10v-* | d30v-* | dlx-* \
 	| elxsi-* \
 	| f30[01]-* | f700-* | fr30-* | frv-* | fx80-* \
 	| h8300-* | h8500-* \
 	| hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \
 	| i*86-* | i860-* | i960-* | ia64-* \
-	| ip2k-* \
-	| m32r-* \
+	| ip2k-* | iq2000-* \
+	| m32c-* | m32r-* | m32rle-* \
 	| m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \
-	| m88110-* | m88k-* | mcore-* \
+	| m88110-* | m88k-* | maxq-* | mcore-* \
 	| mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \
 	| mips16-* \
 	| mips64-* | mips64el-* \
@@ -316,30 +340,36 @@ case $basic_machine in
 	| mips64vr4100-* | mips64vr4100el-* \
 	| mips64vr4300-* | mips64vr4300el-* \
 	| mips64vr5000-* | mips64vr5000el-* \
+	| mips64vr5900-* | mips64vr5900el-* \
 	| mipsisa32-* | mipsisa32el-* \
 	| mipsisa32r2-* | mipsisa32r2el-* \
 	| mipsisa64-* | mipsisa64el-* \
+	| mipsisa64r2-* | mipsisa64r2el-* \
 	| mipsisa64sb1-* | mipsisa64sb1el-* \
 	| mipsisa64sr71k-* | mipsisa64sr71kel-* \
 	| mipstx39-* | mipstx39el-* \
+	| mmix-* \
+	| mt-* \
 	| msp430-* \
-	| none-* | np1-* | nv1-* | ns16k-* | ns32k-* \
+	| nios-* | nios2-* \
+	| none-* | np1-* | ns16k-* | ns32k-* \
 	| orion-* \
 	| pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \
 	| powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* | ppcbe-* \
 	| pyramid-* \
 	| romp-* | rs6000-* \
-	| sh-* | sh[1234]-* | sh[23]e-* | sh[34]eb-* | shbe-* \
+	| sh-* | sh[1234]-* | sh[24]a-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \
 	| shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
-	| sparc-* | sparc64-* | sparc86x-* | sparclet-* | sparclite-* \
-	| sparcv9-* | sparcv9b-* | strongarm-* | sv1-* | sx?-* \
+	| sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \
+	| sparclite-* \
+	| sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | strongarm-* | sv1-* | sx?-* \
 	| tahoe-* | thumb-* \
 	| tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \
 	| tron-* \
 	| v850-* | v850e-* | vax-* \
 	| we32k-* \
-	| x86-* | x86_64-* | xps100-* | xscale-* | xstormy16-* \
-	| xtensa-* \
+	| x86-* | x86_64-* | xc16x-* | xps100-* | xscale-* | xscalee[bl]-* \
+	| xstormy16-* | xtensa-* \
 	| ymp-* \
 	| z8k-*)
 		;;
@@ -359,6 +389,9 @@ case $basic_machine in
 		basic_machine=a29k-amd
 		os=-udi
 		;;
+    	abacus)
+		basic_machine=abacus-unknown
+		;;
 	adobe68k)
 		basic_machine=m68010-adobe
 		os=-scout
@@ -376,6 +409,9 @@ case $basic_machine in
 	amd64)
 		basic_machine=x86_64-pc
 		;;
+	amd64-*)
+		basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
 	amdahl)
 		basic_machine=580-amdahl
 		os=-sysv
@@ -435,12 +471,27 @@ case $basic_machine in
 		basic_machine=j90-cray
 		os=-unicos
 		;;
+	craynv)
+		basic_machine=craynv-cray
+		os=-unicosmp
+		;;
+	cr16c)
+		basic_machine=cr16c-unknown
+		os=-elf
+		;;
 	crds | unos)
 		basic_machine=m68k-crds
 		;;
+	crisv32 | crisv32-* | etraxfs*)
+		basic_machine=crisv32-axis
+		;;
 	cris | cris-* | etrax*)
 		basic_machine=cris-axis
 		;;
+	crx)
+		basic_machine=crx-unknown
+		os=-elf
+		;;
 	da30 | da30-*)
 		basic_machine=m68k-da30
 		;;
@@ -463,6 +514,10 @@ case $basic_machine in
 		basic_machine=m88k-motorola
 		os=-sysv3
 		;;
+	djgpp)
+		basic_machine=i586-pc
+		os=-msdosdjgpp
+		;;
 	dpx20 | dpx20-*)
 		basic_machine=rs6000-bull
 		os=-bosx
@@ -641,10 +696,6 @@ case $basic_machine in
 	mips3*)
 		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
 		;;
-	mmix*)
-		basic_machine=mmix-knuth
-		os=-mmixware
-		;;
 	monitor)
 		basic_machine=m68k-rom68k
 		os=-coff
@@ -657,6 +708,9 @@ case $basic_machine in
 		basic_machine=i386-pc
 		os=-msdos
 		;;
+	ms1-*)
+		basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
+		;;
 	mvs)
 		basic_machine=i370-ibm
 		os=-mvs
@@ -725,10 +779,6 @@ case $basic_machine in
 	np1)
 		basic_machine=np1-gould
 		;;
-	nv1)
-		basic_machine=nv1-cray
-		os=-unicosmp
-		;;
 	nsr-tandem)
 		basic_machine=nsr-tandem
 		;;
@@ -736,9 +786,12 @@ case $basic_machine in
 		basic_machine=hppa1.1-oki
 		os=-proelf
 		;;
-	or32 | or32-*)
+	openrisc | openrisc-*)
 		basic_machine=or32-unknown
-		os=-coff
+		;;
+	os400)
+		basic_machine=powerpc-ibm
+		os=-os400
 		;;
 	OSE68000 | ose68000)
 		basic_machine=m68000-ericsson
@@ -765,6 +818,12 @@ case $basic_machine in
 	pc532 | pc532-*)
 		basic_machine=ns32k-pc532
 		;;
+	pc98)
+		basic_machine=i386-pc
+		;;
+	pc98-*)
+		basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'`
+		;;
 	pentium | p5 | k5 | k6 | nexgen | viac3)
 		basic_machine=i586-pc
 		;;
@@ -821,6 +880,10 @@ case $basic_machine in
 		basic_machine=i586-unknown
 		os=-pw32
 		;;
+	rdos)
+		basic_machine=i386-pc
+		os=-rdos
+		;;
 	rom68k)
 		basic_machine=m68k-rom68k
 		os=-coff
@@ -847,6 +910,10 @@ case $basic_machine in
 	sb1el)
 		basic_machine=mipsisa64sb1el-unknown
 		;;
+	sde)
+		basic_machine=mipsisa32-sde
+		os=-elf
+		;;
 	sei)
 		basic_machine=mips-sei
 		os=-seiux
@@ -960,6 +1027,10 @@ case $basic_machine in
 	tower | tower-32)
 		basic_machine=m68k-ncr
 		;;
+	tpf)
+		basic_machine=s390x-ibm
+		os=-tpf
+		;;
 	udi29k)
 		basic_machine=a29k-amd
 		os=-udi
@@ -1003,6 +1074,10 @@ case $basic_machine in
 		basic_machine=hppa1.1-winbond
 		os=-proelf
 		;;
+	xbox)
+		basic_machine=i686-pc
+		os=-mingw32
+		;;
 	xps | xps100)
 		basic_machine=xps100-honeywell
 		;;
@@ -1033,6 +1108,9 @@ case $basic_machine in
 	romp)
 		basic_machine=romp-ibm
 		;;
+	mmix)
+		basic_machine=mmix-knuth
+		;;
 	rs6000)
 		basic_machine=rs6000-ibm
 		;;
@@ -1049,13 +1127,10 @@ case $basic_machine in
 	we32k)
 		basic_machine=we32k-att
 		;;
-	sh3 | sh4 | sh[34]eb | sh[1234]le | sh[23]ele)
+	sh[1234] | sh[24]a | sh[34]eb | sh[1234]le | sh[23]ele)
 		basic_machine=sh-unknown
 		;;
-	sh64)
-		basic_machine=sh64-unknown
-		;;
-	sparc | sparcv9 | sparcv9b)
+	sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v)
 		basic_machine=sparc-sun
 		;;
 	cydra)
@@ -1128,19 +1203,23 @@ case $os in
 	      | -aos* \
 	      | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
 	      | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
-	      | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \
-	      | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
+	      | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \
+	      | -openbsd* | -solidbsd* \
+	      | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \
+	      | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
 	      | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
 	      | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
 	      | -chorusos* | -chorusrdb* \
 	      | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
-	      | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -mpeix* | -udk* \
+	      | -mingw32* | -linux-gnu* | -linux-newlib* | -linux-uclibc* \
+	      | -uxpv* | -beos* | -mpeix* | -udk* \
 	      | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
 	      | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
 	      | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
 	      | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
 	      | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
-	      | -powermax* | -dnix* | -nx6 | -nx7 | -sei*)
+	      | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
+	      | -skyos* | -haiku* | -rdos* | -toppers*)
 	# Remember, each alternative MUST END IN *, to match a version number.
 		;;
 	-qnx*)
@@ -1158,12 +1237,15 @@ case $os in
 		os=`echo $os | sed -e 's|nto|nto-qnx|'`
 		;;
 	-sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
-	      | -windows* | -osx | -abug | -netware* | -os9* | -beos* \
+	      | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \
 	      | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
 		;;
 	-mac*)
 		os=`echo $os | sed -e 's|mac|macos|'`
 		;;
+	-linux-dietlibc)
+		os=-linux-dietlibc
+		;;
 	-linux*)
 		os=`echo $os | sed -e 's|linux|linux-gnu|'`
 		;;
@@ -1176,6 +1258,9 @@ case $os in
 	-opened*)
 		os=-openedition
 		;;
+        -os400*)
+		os=-os400
+		;;
 	-wince*)
 		os=-wince
 		;;
@@ -1197,6 +1282,9 @@ case $os in
 	-atheos*)
 		os=-atheos
 		;;
+	-syllable*)
+		os=-syllable
+		;;
 	-386bsd)
 		os=-bsd
 		;;
@@ -1219,6 +1307,9 @@ case $os in
 	-sinix*)
 		os=-sysv4
 		;;
+        -tpf*)
+		os=-tpf
+		;;
 	-triton*)
 		os=-sysv3
 		;;
@@ -1255,6 +1346,9 @@ case $os in
 	-kaos*)
 		os=-kaos
 		;;
+	-zvmoe)
+		os=-zvmoe
+		;;
 	-none)
 		;;
 	*)
@@ -1277,6 +1371,12 @@ else
 # system, and we'll never get to this point.
 
 case $basic_machine in
+        score-*)
+		os=-elf
+		;;
+        spu-*)
+		os=-elf
+		;;
 	*-acorn)
 		os=-riscix1.2
 		;;
@@ -1286,9 +1386,9 @@ case $basic_machine in
 	arm*-semi)
 		os=-aout
 		;;
-    c4x-* | tic4x-*)
-        os=-coff
-        ;;
+        c4x-* | tic4x-*)
+        	os=-coff
+		;;
 	# This must come before the *-dec entry.
 	pdp10-*)
 		os=-tops20
@@ -1332,9 +1432,15 @@ case $basic_machine in
 	*-be)
 		os=-beos
 		;;
+	*-haiku)
+		os=-haiku
+		;;
 	*-ibm)
 		os=-aix
 		;;
+    	*-knuth)
+		os=-mmixware
+		;;
 	*-wec)
 		os=-proelf
 		;;
@@ -1467,9 +1573,15 @@ case $basic_machine in
 			-mvs* | -opened*)
 				vendor=ibm
 				;;
+			-os400*)
+				vendor=ibm
+				;;
 			-ptx*)
 				vendor=sequent
 				;;
+			-tpf*)
+				vendor=ibm
+				;;
 			-vxsim* | -vxworks* | -windiss*)
 				vendor=wrs
 				;;
@@ -1494,7 +1606,7 @@ case $basic_machine in
 esac
 
 echo $basic_machine$os
-exit 0
+exit
 
 # Local variables:
 # eval: (add-hook 'write-file-hooks 'time-stamp)
diff --git a/autoconf/install-sh b/autoconf/install-sh
index 2c1f8777b..4fbbae7b7 100755
--- a/autoconf/install-sh
+++ b/autoconf/install-sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 # install - install a program, script, or datafile
 
-scriptversion=2003-06-13.21
+scriptversion=2006-10-14.15
 
 # This originates from X11R5 (mit/util/scripts/install.sh), which was
 # later released in X11R6 (xc/config/util/install.sh) with the
@@ -39,15 +39,24 @@ scriptversion=2003-06-13.21
 # when there is no Makefile.
 #
 # This script is compatible with the BSD install script, but was written
-# from scratch.  It can only install one file at a time, a restriction
-# shared with many OS's install programs.
+# from scratch.
+
+nl='
+'
+IFS=" ""	$nl"
 
 # set DOITPROG to echo to test this script
 
 # Don't use :- since 4.3BSD and earlier shells don't like it.
 doit="${DOITPROG-}"
+if test -z "$doit"; then
+  doit_exec=exec
+else
+  doit_exec=$doit
+fi
 
-# put in absolute paths if you don't have them in your path; or use env. vars.
+# Put in absolute file names if you don't have them in your path;
+# or use environment vars.
 
 mvprog="${MVPROG-mv}"
 cpprog="${CPPROG-cp}"
@@ -58,10 +67,13 @@ stripprog="${STRIPPROG-strip}"
 rmprog="${RMPROG-rm}"
 mkdirprog="${MKDIRPROG-mkdir}"
 
-transformbasename=
-transform_arg=
-instcmd="$mvprog"
-chmodcmd="$chmodprog 0755"
+posix_glob=
+posix_mkdir=
+
+# Desired mode of installed file.
+mode=0755
+
+chmodcmd=$chmodprog
 chowncmd=
 chgrpcmd=
 stripcmd=
@@ -70,22 +82,27 @@ mvcmd="$mvprog"
 src=
 dst=
 dir_arg=
+dstarg=
+no_target_directory=
 
-usage="Usage: $0 [OPTION]... SRCFILE DSTFILE
-   or: $0 -d DIR1 DIR2...
+usage="Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
+   or: $0 [OPTION]... SRCFILES... DIRECTORY
+   or: $0 [OPTION]... -t DIRECTORY SRCFILES...
+   or: $0 [OPTION]... -d DIRECTORIES...
 
-In the first form, install SRCFILE to DSTFILE, removing SRCFILE by default.
-In the second, create the directory path DIR.
+In the 1st form, copy SRCFILE to DSTFILE.
+In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
+In the 4th, create DIRECTORIES.
 
 Options:
--b=TRANSFORMBASENAME
--c         copy source (using $cpprog) instead of moving (using $mvprog).
+-c         (ignored)
 -d         create directories instead of installing files.
--g GROUP   $chgrp installed files to GROUP.
--m MODE    $chmod installed files to MODE.
--o USER    $chown installed files to USER.
--s         strip installed files (using $stripprog).
--t=TRANSFORM
+-g GROUP   $chgrpprog installed files to GROUP.
+-m MODE    $chmodprog installed files to MODE.
+-o USER    $chownprog installed files to USER.
+-s         $stripprog installed files.
+-t DIRECTORY  install into DIRECTORY.
+-T         report an error if DSTFILE is a directory.
 --help     display this help and exit.
 --version  display version info and exit.
 
@@ -93,14 +110,9 @@ Environment variables override the default commands:
   CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG
 "
 
-while test -n "$1"; do
+while test $# -ne 0; do
   case $1 in
-    -b=*) transformbasename=`echo $1 | sed 's/-b=//'`
-        shift
-        continue;;
-
-    -c) instcmd=$cpprog
-        shift
+    -c) shift
         continue;;
 
     -d) dir_arg=true
@@ -112,11 +124,17 @@ while test -n "$1"; do
         shift
         continue;;
 
-    --help) echo "$usage"; exit 0;;
+    --help) echo "$usage"; exit $?;;
 
-    -m) chmodcmd="$chmodprog $2"
+    -m) mode=$2
         shift
         shift
+	case $mode in
+	  *' '* | *'	'* | *'
+'*	  | *'*'* | *'?'* | *'['*)
+	    echo "$0: invalid mode: $mode" >&2
+	    exit 1;;
+	esac
         continue;;
 
     -o) chowncmd="$chownprog $2"
@@ -128,155 +146,358 @@ while test -n "$1"; do
         shift
         continue;;
 
-    -t=*) transformarg=`echo $1 | sed 's/-t=//'`
-        shift
-        continue;;
+    -t) dstarg=$2
+	shift
+	shift
+	continue;;
 
-    --version) echo "$0 $scriptversion"; exit 0;;
+    -T) no_target_directory=true
+	shift
+	continue;;
 
-    *)  if test -z "$src"; then
-          src=$1
-        else
-          # this colon is to work around a 386BSD /bin/sh bug
-          :
-          dst=$1
-        fi
-        shift
-        continue;;
+    --version) echo "$0 $scriptversion"; exit $?;;
+
+    --)	shift
+	break;;
+
+    -*)	echo "$0: invalid option: $1" >&2
+	exit 1;;
+
+    *)  break;;
   esac
 done
 
-if test -z "$src"; then
-  echo "$0: no input file specified." >&2
-  exit 1
+if test $# -ne 0 && test -z "$dir_arg$dstarg"; then
+  # When -d is used, all remaining arguments are directories to create.
+  # When -t is used, the destination is already specified.
+  # Otherwise, the last argument is the destination.  Remove it from $@.
+  for arg
+  do
+    if test -n "$dstarg"; then
+      # $@ is not empty: it contains at least $arg.
+      set fnord "$@" "$dstarg"
+      shift # fnord
+    fi
+    shift # arg
+    dstarg=$arg
+  done
 fi
 
-if test -n "$dir_arg"; then
-  dst=$src
-  src=
-
-  if test -d "$dst"; then
-    instcmd=:
-    chmodcmd=
-  else
-    instcmd=$mkdirprog
-  fi
-else
-  # Waiting for this to be detected by the "$instcmd $src $dsttmp" command
-  # might cause directories to be created, which would be especially bad
-  # if $src (and thus $dsttmp) contains '*'.
-  if test ! -f "$src" && test ! -d "$src"; then
-    echo "$0: $src does not exist." >&2
-    exit 1
-  fi
-
-  if test -z "$dst"; then
-    echo "$0: no destination specified." >&2
+if test $# -eq 0; then
+  if test -z "$dir_arg"; then
+    echo "$0: no input file specified." >&2
     exit 1
   fi
-
-  # If destination is a directory, append the input filename; won't work
-  # if double slashes aren't ignored.
-  if test -d "$dst"; then
-    dst=$dst/`basename "$src"`
-  fi
+  # It's OK to call `install-sh -d' without argument.
+  # This can happen when creating conditional directories.
+  exit 0
 fi
 
-## this sed command emulates the dirname command
-dstdir=`echo "$dst" | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
-
-# Make sure that the destination directory exists.
-# (this part is taken from Noah Friedman's mkinstalldirs script.)
-
-# Skip lots of stat calls in the usual case.
-if test ! -d "$dstdir"; then
-  defaultIFS='
-	'
-  IFS="${IFS-$defaultIFS}"
-
-  oIFS=$IFS
-  # Some sh's can't handle IFS=/ for some reason.
-  IFS='%'
-  set - `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'`
-  IFS=$oIFS
-
-  pathcomp=
+if test -z "$dir_arg"; then
+  trap '(exit $?); exit' 1 2 13 15
 
-  while test $# -ne 0 ; do
-    pathcomp=$pathcomp$1
-    shift
-    test -d "$pathcomp" || $mkdirprog "$pathcomp"
-    pathcomp=$pathcomp/
-  done
+  # Set umask so as not to create temps with too-generous modes.
+  # However, 'strip' requires both read and write access to temps.
+  case $mode in
+    # Optimize common cases.
+    *644) cp_umask=133;;
+    *755) cp_umask=22;;
+
+    *[0-7])
+      if test -z "$stripcmd"; then
+	u_plus_rw=
+      else
+	u_plus_rw='% 200'
+      fi
+      cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
+    *)
+      if test -z "$stripcmd"; then
+	u_plus_rw=
+      else
+	u_plus_rw=,u+rw
+      fi
+      cp_umask=$mode$u_plus_rw;;
+  esac
 fi
 
-if test -n "$dir_arg"; then
-  $doit $instcmd "$dst" \
-    && { test -z "$chowncmd" || $doit $chowncmd "$dst"; } \
-    && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } \
-    && { test -z "$stripcmd" || $doit $stripcmd "$dst"; } \
-    && { test -z "$chmodcmd" || $doit $chmodcmd "$dst"; }
+for src
+do
+  # Protect names starting with `-'.
+  case $src in
+    -*) src=./$src ;;
+  esac
 
-else
-  # If we're going to rename the final executable, determine the name now.
-  if test -z "$transformarg"; then
-    dstfile=`basename "$dst"`
+  if test -n "$dir_arg"; then
+    dst=$src
+    dstdir=$dst
+    test -d "$dstdir"
+    dstdir_status=$?
   else
-    dstfile=`basename "$dst" $transformbasename \
-             | sed $transformarg`$transformbasename
-  fi
 
-  # don't allow the sed command to completely eliminate the filename.
-  test -z "$dstfile" && dstfile=`basename "$dst"`
+    # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
+    # might cause directories to be created, which would be especially bad
+    # if $src (and thus $dsttmp) contains '*'.
+    if test ! -f "$src" && test ! -d "$src"; then
+      echo "$0: $src does not exist." >&2
+      exit 1
+    fi
 
-  # Make a couple of temp file names in the proper directory.
-  dsttmp=$dstdir/_inst.$$_
-  rmtmp=$dstdir/_rm.$$_
+    if test -z "$dstarg"; then
+      echo "$0: no destination specified." >&2
+      exit 1
+    fi
 
-  # Trap to clean up those temp files at exit.
-  trap 'status=$?; rm -f "$dsttmp" "$rmtmp" && exit $status' 0
-  trap '(exit $?); exit' 1 2 13 15
+    dst=$dstarg
+    # Protect names starting with `-'.
+    case $dst in
+      -*) dst=./$dst ;;
+    esac
+
+    # If destination is a directory, append the input filename; won't work
+    # if double slashes aren't ignored.
+    if test -d "$dst"; then
+      if test -n "$no_target_directory"; then
+	echo "$0: $dstarg: Is a directory" >&2
+	exit 1
+      fi
+      dstdir=$dst
+      dst=$dstdir/`basename "$src"`
+      dstdir_status=0
+    else
+      # Prefer dirname, but fall back on a substitute if dirname fails.
+      dstdir=`
+	(dirname "$dst") 2>/dev/null ||
+	expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	     X"$dst" : 'X\(//\)[^/]' \| \
+	     X"$dst" : 'X\(//\)$' \| \
+	     X"$dst" : 'X\(/\)' \| . 2>/dev/null ||
+	echo X"$dst" |
+	    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+		   s//\1/
+		   q
+		 }
+		 /^X\(\/\/\)[^/].*/{
+		   s//\1/
+		   q
+		 }
+		 /^X\(\/\/\)$/{
+		   s//\1/
+		   q
+		 }
+		 /^X\(\/\).*/{
+		   s//\1/
+		   q
+		 }
+		 s/.*/./; q'
+      `
+
+      test -d "$dstdir"
+      dstdir_status=$?
+    fi
+  fi
 
-  # Move or copy the file name to the temp name
-  $doit $instcmd "$src" "$dsttmp" &&
-
-  # and set any options; do chmod last to preserve setuid bits.
-  #
-  # If any of these fail, we abort the whole thing.  If we want to
-  # ignore errors from any of these, just make sure not to ignore
-  # errors from the above "$doit $instcmd $src $dsttmp" command.
-  #
-  { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \
-    && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \
-    && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \
-    && { test -z "$chmodcmd" || $doit $chmodcmd "$dsttmp"; } &&
-
-  # Now remove or move aside any old file at destination location.  We
-  # try this two ways since rm can't unlink itself on some systems and
-  # the destination file might be busy for other reasons.  In this case,
-  # the final cleanup might fail but the new file should still install
-  # successfully.
-  {
-    if test -f "$dstdir/$dstfile"; then
-      $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \
-      || $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \
-      || {
-	  echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2
-	  (exit 1); exit
-      }
+  obsolete_mkdir_used=false
+
+  if test $dstdir_status != 0; then
+    case $posix_mkdir in
+      '')
+	# Create intermediate dirs using mode 755 as modified by the umask.
+	# This is like FreeBSD 'install' as of 1997-10-28.
+	umask=`umask`
+	case $stripcmd.$umask in
+	  # Optimize common cases.
+	  *[2367][2367]) mkdir_umask=$umask;;
+	  .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
+
+	  *[0-7])
+	    mkdir_umask=`expr $umask + 22 \
+	      - $umask % 100 % 40 + $umask % 20 \
+	      - $umask % 10 % 4 + $umask % 2
+	    `;;
+	  *) mkdir_umask=$umask,go-w;;
+	esac
+
+	# With -d, create the new directory with the user-specified mode.
+	# Otherwise, rely on $mkdir_umask.
+	if test -n "$dir_arg"; then
+	  mkdir_mode=-m$mode
+	else
+	  mkdir_mode=
+	fi
+
+	posix_mkdir=false
+	case $umask in
+	  *[123567][0-7][0-7])
+	    # POSIX mkdir -p sets u+wx bits regardless of umask, which
+	    # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
+	    ;;
+	  *)
+	    tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
+	    trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
+
+	    if (umask $mkdir_umask &&
+		exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1
+	    then
+	      if test -z "$dir_arg" || {
+		   # Check for POSIX incompatibilities with -m.
+		   # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
+		   # other-writeable bit of parent directory when it shouldn't.
+		   # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
+		   ls_ld_tmpdir=`ls -ld "$tmpdir"`
+		   case $ls_ld_tmpdir in
+		     d????-?r-*) different_mode=700;;
+		     d????-?--*) different_mode=755;;
+		     *) false;;
+		   esac &&
+		   $mkdirprog -m$different_mode -p -- "$tmpdir" && {
+		     ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
+		     test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
+		   }
+		 }
+	      then posix_mkdir=:
+	      fi
+	      rmdir "$tmpdir/d" "$tmpdir"
+	    else
+	      # Remove any dirs left behind by ancient mkdir implementations.
+	      rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null
+	    fi
+	    trap '' 0;;
+	esac;;
+    esac
+
+    if
+      $posix_mkdir && (
+	umask $mkdir_umask &&
+	$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
+      )
+    then :
     else
-      :
+
+      # The umask is ridiculous, or mkdir does not conform to POSIX,
+      # or it failed possibly due to a race condition.  Create the
+      # directory the slow way, step by step, checking for races as we go.
+
+      case $dstdir in
+	/*) prefix=/ ;;
+	-*) prefix=./ ;;
+	*)  prefix= ;;
+      esac
+
+      case $posix_glob in
+        '')
+	  if (set -f) 2>/dev/null; then
+	    posix_glob=true
+	  else
+	    posix_glob=false
+	  fi ;;
+      esac
+
+      oIFS=$IFS
+      IFS=/
+      $posix_glob && set -f
+      set fnord $dstdir
+      shift
+      $posix_glob && set +f
+      IFS=$oIFS
+
+      prefixes=
+
+      for d
+      do
+	test -z "$d" && continue
+
+	prefix=$prefix$d
+	if test -d "$prefix"; then
+	  prefixes=
+	else
+	  if $posix_mkdir; then
+	    (umask=$mkdir_umask &&
+	     $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
+	    # Don't fail if two instances are running concurrently.
+	    test -d "$prefix" || exit 1
+	  else
+	    case $prefix in
+	      *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
+	      *) qprefix=$prefix;;
+	    esac
+	    prefixes="$prefixes '$qprefix'"
+	  fi
+	fi
+	prefix=$prefix/
+      done
+
+      if test -n "$prefixes"; then
+	# Don't fail if two instances are running concurrently.
+	(umask $mkdir_umask &&
+	 eval "\$doit_exec \$mkdirprog $prefixes") ||
+	  test -d "$dstdir" || exit 1
+	obsolete_mkdir_used=true
+      fi
     fi
-  } &&
+  fi
 
-  # Now rename the file to the real destination.
-  $doit $mvcmd "$dsttmp" "$dstdir/$dstfile"
-fi &&
+  if test -n "$dir_arg"; then
+    { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
+    { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
+    { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
+      test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
+  else
 
-# The final little trick to "correctly" pass the exit status to the exit trap.
-{
-  (exit 0); exit
-}
+    # Make a couple of temp file names in the proper directory.
+    dsttmp=$dstdir/_inst.$$_
+    rmtmp=$dstdir/_rm.$$_
+
+    # Trap to clean up those temp files at exit.
+    trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
+
+    # Copy the file name to the temp name.
+    (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
+
+    # and set any options; do chmod last to preserve setuid bits.
+    #
+    # If any of these fail, we abort the whole thing.  If we want to
+    # ignore errors from any of these, just make sure not to ignore
+    # errors from the above "$doit $cpprog $src $dsttmp" command.
+    #
+    { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \
+      && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \
+      && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \
+      && { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
+
+    # Now rename the file to the real destination.
+    { $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null \
+      || {
+	   # The rename failed, perhaps because mv can't rename something else
+	   # to itself, or perhaps because mv is so ancient that it does not
+	   # support -f.
+
+	   # Now remove or move aside any old file at destination location.
+	   # We try this two ways since rm can't unlink itself on some
+	   # systems and the destination file might be busy for other
+	   # reasons.  In this case, the final cleanup might fail but the new
+	   # file should still install successfully.
+	   {
+	     if test -f "$dst"; then
+	       $doit $rmcmd -f "$dst" 2>/dev/null \
+	       || { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null \
+		     && { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }; }\
+	       || {
+		 echo "$0: cannot unlink or rename $dst" >&2
+		 (exit 1); exit 1
+	       }
+	     else
+	       :
+	     fi
+	   } &&
+
+	   # Now rename the file to the real destination.
+	   $doit $mvcmd "$dsttmp" "$dst"
+	 }
+    } || exit 1
+
+    trap '' 0
+  fi
+done
 
 # Local variables:
 # eval: (add-hook 'write-file-hooks 'time-stamp)