2003-03-02 Roland McGrath <roland@redhat.com>
[kopensolaris-gnu/glibc.git] / scripts / config.guess
index 08e8a75..d7c7fd7 100755 (executable)
@@ -1,9 +1,9 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000
-#   Free Software Foundation, Inc.
+#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+#   2000, 2001, 2002 Free Software Foundation, Inc.
 
-version='2000-09-05'
+timestamp='2002-07-03'
 
 # 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
@@ -24,38 +24,50 @@ version='2000-09-05'
 # configuration script generated by Autoconf, you may include it under
 # the same distribution terms that you use for the rest of that program.
 
-# Written by Per Bothner <bothner@cygnus.com>.
-# Please send patches to <config-patches@gnu.org>.
+# 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.
 #
 # This script attempts to guess a canonical system name similar to
 # config.sub.  If it succeeds, it prints the system name on stdout, and
 # exits with 0.  Otherwise, it exits with 1.
 #
 # The plan is that this can be called by configure scripts if you
-# don't specify an explicit system type (host/target name).
-#
-# Only a few systems have been added to this list; please add others
-# (but try to keep the structure clean).
-#
+# don't specify an explicit build system type.
 
 me=`echo "$0" | sed -e 's,.*/,,'`
 
 usage="\
 Usage: $0 [OPTION]
 
-Output the configuration name of this system.
+Output the configuration name of the system \`$me' is run on.
 
 Operation modes:
-  -h, --help               print this help, then exit
-  -V, --version            print version number, then exit"
+  -h, --help         print this help, then exit
+  -t, --time-stamp   print date of last modification, then exit
+  -v, --version      print version number, then exit
+
+Report bugs and patches to <config-patches@gnu.org>."
+
+version="\
+GNU config.guess ($timestamp)
+
+Originally written by Per Bothner.
+Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
+Free Software Foundation, Inc.
+
+This is free software; see the source for copying conditions.  There is NO
+warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
 
 help="
 Try \`$me --help' for more information."
 
 # Parse command line
 while test $# -gt 0 ; do
-  case "$1" in
-    --version | --vers* | -V )
+  case $1 in
+    --time-stamp | --time* | -t )
+       echo "$timestamp" ; exit 0 ;;
+    --version | -v )
        echo "$version" ; exit 0 ;;
     --help | --h* | -h )
        echo "$usage"; exit 0 ;;
@@ -64,9 +76,7 @@ while test $# -gt 0 ; do
     - )        # Use stdin as input.
        break ;;
     -* )
-       exec >&2
-       echo "$me: invalid option $1"
-       echo "$help"
+       echo "$me: invalid option $1$help" >&2
        exit 1 ;;
     * )
        break ;;
@@ -78,67 +88,95 @@ if test $# != 0; then
   exit 1
 fi
 
-# Use $HOST_CC if defined. $CC may point to a cross-compiler
-if test x"$CC_FOR_BUILD" = x; then
-  if test x"$HOST_CC" != x; then
-    CC_FOR_BUILD="$HOST_CC"
-  else
-    if test x"$CC" != x; then
-      CC_FOR_BUILD="$CC"
-    else
-      CC_FOR_BUILD=cc
-    fi
-  fi
-fi
+trap 'exit 1' 1 2 15
+
+# CC_FOR_BUILD -- compiler used by this script. Note that the use of a
+# compiler to aid in system detection is discouraged as it requires
+# temporary files to be created and, as you can see below, it is a
+# headache to deal with in a portable fashion.
 
+# Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still
+# use `HOST_CC' if defined, but it is deprecated.
+
+# This shell variable is my proudest work .. or something. --bje
+
+set_cc_for_build='tmpdir=${TMPDIR-/tmp}/config-guess-$$ ;
+(old=`umask` && umask 077 && mkdir $tmpdir && umask $old && unset old)
+   || (echo "$me: cannot create $tmpdir" >&2 && exit 1) ;
+dummy=$tmpdir/dummy ;
+files="$dummy.c $dummy.o $dummy.rel $dummy" ;
+trap '"'"'rm -f $files; rmdir $tmpdir; exit 1'"'"' 1 2 15 ;
+case $CC_FOR_BUILD,$HOST_CC,$CC in
+ ,,)    echo "int x;" > $dummy.c ;
+       for c in cc gcc c89 c99 ; do
+         if ($c $dummy.c -c -o $dummy.o) >/dev/null 2>&1 ; then
+            CC_FOR_BUILD="$c"; break ;
+         fi ;
+       done ;
+       rm -f $files ;
+       if test x"$CC_FOR_BUILD" = x ; then
+         CC_FOR_BUILD=no_compiler_found ;
+       fi
+       ;;
+ ,,*)   CC_FOR_BUILD=$CC ;;
+ ,*,*)  CC_FOR_BUILD=$HOST_CC ;;
+esac ;
+unset files'
 
 # This is needed to find uname on a Pyramid OSx when run in the BSD universe.
-# (ghazi@noc.rutgers.edu 8/24/94.)
+# (ghazi@noc.rutgers.edu 1994-08-24)
 if (test -f /.attbin/uname) >/dev/null 2>&1 ; then
        PATH=$PATH:/.attbin ; export PATH
 fi
 
 UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown
 UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
-UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown
+UNAME_SYSTEM=`(uname -s) 2>/dev/null`  || UNAME_SYSTEM=unknown
 UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
 
-dummy=dummy-$$
-trap 'rm -f $dummy.c $dummy.o $dummy; exit 1' 1 2 15
-
 # Note: order is significant - the case branches are not exclusive.
 
 case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
     *:NetBSD:*:*)
-       # Netbsd (nbsd) targets should (where applicable) match one or
+       # NetBSD (nbsd) targets should (where applicable) match one or
        # more of the tupples: *-*-netbsdelf*, *-*-netbsdaout*,
        # *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
        # switched to ELF, *-*-netbsd* would select the old
        # object file format.  This provides both forward
        # compatibility and a consistent mechanism for selecting the
        # object file format.
-       # Determine the machine/vendor (is the vendor relevant).
-       case "${UNAME_MACHINE}" in
-           amiga) machine=m68k-unknown ;;
-           arm32) machine=arm-unknown ;;
-           atari*) machine=m68k-atari ;;
-           sun3*) machine=m68k-sun ;;
-           mac68k) machine=m68k-apple ;;
-           macppc) machine=powerpc-apple ;;
-           hp3[0-9][05]) machine=m68k-hp ;;
-           ibmrt|romp-ibm) machine=romp-ibm ;;
-           *) machine=${UNAME_MACHINE}-unknown ;;
+       #
+       # Note: NetBSD doesn't particularly care about the vendor
+       # portion of the name.  We always set it to "unknown".
+       sysctl="sysctl -n hw.machine_arch"
+       UNAME_MACHINE_ARCH=`(/sbin/$sysctl 2>/dev/null || \
+           /usr/sbin/$sysctl 2>/dev/null || echo unknown)`
+       case "${UNAME_MACHINE_ARCH}" in
+           armeb) machine=armeb-unknown ;;
+           arm*) machine=arm-unknown ;;
+           sh3el) machine=shl-unknown ;;
+           sh3eb) machine=sh-unknown ;;
+           *) machine=${UNAME_MACHINE_ARCH}-unknown ;;
+       esac
+       # The Operating System including object format, if it has switched
+       # to ELF recently, or will in the future.
+       case "${UNAME_MACHINE_ARCH}" in
+           arm*|i386|m68k|ns32k|sh3*|sparc|vax)
+               eval $set_cc_for_build
+               if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
+                       | grep __ELF__ >/dev/null
+               then
+                   # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
+                   # Return netbsd for either.  FIX?
+                   os=netbsd
+               else
+                   os=netbsdelf
+               fi
+               ;;
+           *)
+               os=netbsd
+               ;;
        esac
-       # The Operating System including object format.
-       if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
-               | grep __ELF__ >/dev/null
-       then
-           # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
-           # Return netbsd for either.  FIX?
-           os=netbsd
-       else
-           os=netbsdelf
-       fi
        # The OS release
        release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
        # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
@@ -146,6 +184,45 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
        # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
        echo "${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 ;;
+    *:OpenBSD:*:*)
+       echo ${UNAME_MACHINE}-unknown-openbsd${UNAME_RELEASE}
+       exit 0 ;;
     alpha:OSF1:*:*)
        if test $UNAME_RELEASE = "V4.0"; then
                UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
@@ -179,9 +256,10 @@ main:
        jsr \$26,exit
        .end main
 EOF
+       eval $set_cc_for_build
        $CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null
        if test "$?" = 0 ; then
-               case `./$dummy` in
+               case `$dummy` in
                        0-0)
                                UNAME_MACHINE="alpha"
                                ;;
@@ -200,9 +278,12 @@ EOF
                        2-307)
                                UNAME_MACHINE="alphaev67"
                                ;;
+                       2-1307)
+                               UNAME_MACHINE="alphaev68"
+                               ;;
                esac
        fi
-       rm -f $dummy.s $dummy
+       rm -f $dummy.s $dummy && dir $tmpdir
        echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[VTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
        exit 0 ;;
     Alpha\ *:Windows_NT*:*)
@@ -217,29 +298,11 @@ EOF
     Amiga*:UNIX_System_V:4.0:*)
        echo m68k-unknown-sysv4
        exit 0;;
-    amiga:OpenBSD:*:*)
-       echo m68k-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
     *:[Aa]miga[Oo][Ss]:*:*)
        echo ${UNAME_MACHINE}-unknown-amigaos
        exit 0 ;;
-    arc64:OpenBSD:*:*)
-       echo mips64el-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
-    arc:OpenBSD:*:*)
-       echo mipsel-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
-    hkmips:OpenBSD:*:*)
-       echo mips-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
-    pmax:OpenBSD:*:*)
-       echo mipsel-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
-    sgi:OpenBSD:*:*)
-       echo mips-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
-    wgrisc:OpenBSD:*:*)
-       echo mipsel-unknown-openbsd${UNAME_RELEASE}
+    *:[Mm]orph[Oo][Ss]:*:*)
+       echo ${UNAME_MACHINE}-unknown-morphos
        exit 0 ;;
     *:OS/390:*:*)
        echo i370-ibm-openedition
@@ -247,7 +310,7 @@ EOF
     arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
        echo arm-acorn-riscix${UNAME_RELEASE}
        exit 0;;
-    SR2?01:HI-UX/MPP:*:*)
+    SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
        echo hppa1.1-hitachi-hiuxmpp
        exit 0;;
     Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
@@ -261,6 +324,10 @@ EOF
     NILE*:*:*:dcosx)
        echo pyramid-pyramid-svr4
        exit 0 ;;
+    DSR?6000:UNIX_SV:4.2*:7*)
+       case `/usr/bin/uname -p` in
+           sparc) echo sparc-icl-nx7 && exit 0 ;;
+       esac ;;
     sun4H:SunOS:5.*:*)
        echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit 0 ;;
@@ -289,7 +356,7 @@ EOF
        echo m68k-sun-sunos${UNAME_RELEASE}
        exit 0 ;;
     sun*:*:4.2BSD:*)
-       UNAME_RELEASE=`(head -1 /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
+       UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
        test "x${UNAME_RELEASE}" = "x" && UNAME_RELEASE=3
        case "`/bin/arch`" in
            sun3)
@@ -303,9 +370,6 @@ EOF
     aushp:SunOS:*:*)
        echo sparc-auspex-sunos${UNAME_RELEASE}
        exit 0 ;;
-    atari*:OpenBSD:*:*)
-       echo m68k-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
     # 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
@@ -332,18 +396,6 @@ EOF
     *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
         echo m68k-unknown-mint${UNAME_RELEASE}
         exit 0 ;;
-    sun3*:OpenBSD:*:*)
-       echo m68k-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
-    mac68k:OpenBSD:*:*)
-       echo m68k-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
-    mvme68k:OpenBSD:*:*)
-       echo m68k-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
-    mvme88k:OpenBSD:*:*)
-       echo m88k-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
     powerpc:machten:*:*)
        echo powerpc-apple-machten${UNAME_RELEASE}
        exit 0 ;;
@@ -360,6 +412,7 @@ EOF
        echo clipper-intergraph-clix${UNAME_RELEASE}
        exit 0 ;;
     mips:*:*:UMIPS | mips:*:*:RISCos)
+       eval $set_cc_for_build
        sed 's/^        //' << EOF >$dummy.c
 #ifdef __cplusplus
 #include <stdio.h>  /* for printf() prototype */
@@ -382,11 +435,17 @@ EOF
        }
 EOF
        $CC_FOR_BUILD $dummy.c -o $dummy \
-         && ./$dummy `echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` \
-         && rm $dummy.c $dummy && exit 0
-       rm -f $dummy.c $dummy
+         && $dummy `echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` \
+         && rm -f $dummy.c $dummy && rmdir $tmpdir && exit 0
+       rm -f $dummy.c $dummy && rmdir $tmpdir
        echo mips-mips-riscos${UNAME_RELEASE}
        exit 0 ;;
+    Motorola:PowerMAX_OS:*:*)
+       echo powerpc-motorola-powermax
+       exit 0 ;;
+    Night_Hawk:*:*:PowerMAX_OS)
+       echo powerpc-harris-powermax
+       exit 0 ;;
     Night_Hawk:Power_UNIX:*:*)
        echo powerpc-harris-powerunix
        exit 0 ;;
@@ -434,11 +493,20 @@ EOF
     ????????: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 '
-    i?86:AIX:*:*)
+    i*86:AIX:*:*)
        echo i386-ibm-aix
        exit 0 ;;
+    ia64:AIX:*:*)
+       if [ -x /usr/bin/oslevel ] ; then
+               IBM_REV=`/usr/bin/oslevel`
+       else
+               IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
+       fi
+       echo ${UNAME_MACHINE}-ibm-aix${IBM_REV}
+       exit 0 ;;
     *:AIX:2:3)
        if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
+               eval $set_cc_for_build
                sed 's/^                //' << EOF >$dummy.c
                #include <sys/systemcfg.h>
 
@@ -450,8 +518,8 @@ EOF
                        exit(0);
                        }
 EOF
-               $CC_FOR_BUILD $dummy.c -o $dummy && ./$dummy && rm $dummy.c $dummy && exit 0
-               rm -f $dummy.c $dummy
+               $CC_FOR_BUILD $dummy.c -o $dummy && $dummy && rm -f $dummy.c $dummy && rmdir $tmpdir && exit 0
+               rm -f $dummy.c $dummy && rmdir $tmpdir
                echo rs6000-ibm-aix3.2.5
        elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
                echo rs6000-ibm-aix3.2.4
@@ -459,9 +527,9 @@ EOF
                echo rs6000-ibm-aix3.2
        fi
        exit 0 ;;
-    *:AIX:*:4)
-       IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | head -1 | awk '{ print $1 }'`
-       if /usr/sbin/lsattr -EHl ${IBM_CPU_ID} | grep POWER >/dev/null 2>&1; then
+    *:AIX:*:[45])
+       IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'`
+       if /usr/sbin/lsattr -El ${IBM_CPU_ID} | grep ' POWER' >/dev/null 2>&1; then
                IBM_ARCH=rs6000
        else
                IBM_ARCH=powerpc
@@ -469,7 +537,7 @@ EOF
        if [ -x /usr/bin/oslevel ] ; then
                IBM_REV=`/usr/bin/oslevel`
        else
-               IBM_REV=4.${UNAME_RELEASE}
+               IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
        fi
        echo ${IBM_ARCH}-ibm-aix${IBM_REV}
        exit 0 ;;
@@ -495,11 +563,28 @@ EOF
        echo m68k-hp-bsd4.4
        exit 0 ;;
     9000/[34678]??:HP-UX:*:*)
+       HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
        case "${UNAME_MACHINE}" in
            9000/31? )            HP_ARCH=m68000 ;;
            9000/[34]?? )         HP_ARCH=m68k ;;
            9000/[678][0-9][0-9])
-              sed 's/^              //' << EOF >$dummy.c
+               if [ -x /usr/bin/getconf ]; then
+                   sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
+                    sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
+                    case "${sc_cpu_version}" in
+                      523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0
+                      528) HP_ARCH="hppa1.1" ;; # CPU_PA_RISC1_1
+                      532)                      # CPU_PA_RISC2_0
+                        case "${sc_kernel_bits}" in
+                          32) HP_ARCH="hppa2.0n" ;;
+                          64) HP_ARCH="hppa2.0w" ;;
+                         '') HP_ARCH="hppa2.0" ;;   # HP-UX 10.20
+                        esac ;;
+                    esac
+               fi
+               if [ "${HP_ARCH}" = "" ]; then
+                   eval $set_cc_for_build
+                   sed 's/^              //' << EOF >$dummy.c
 
               #define _HPUX_SOURCE
               #include <stdlib.h>
@@ -532,13 +617,19 @@ EOF
                   exit (0);
               }
 EOF
-       (CCOPTS= $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null ) && HP_ARCH=`./$dummy`
-       rm -f $dummy.c $dummy
+                   (CCOPTS= $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null) && HP_ARCH=`$dummy`
+                   if test -z "$HP_ARCH"; then HP_ARCH=hppa; fi
+                   rm -f $dummy.c $dummy && rmdir $tmpdir
+               fi ;;
        esac
-       HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
        echo ${HP_ARCH}-hp-hpux${HPUX_REV}
        exit 0 ;;
+    ia64:HP-UX:*:*)
+       HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
+       echo ia64-hp-hpux${HPUX_REV}
+       exit 0 ;;
     3050*:HI-UX:*:*)
+       eval $set_cc_for_build
        sed 's/^        //' << EOF >$dummy.c
        #include <unistd.h>
        int
@@ -564,8 +655,8 @@ EOF
          exit (0);
        }
 EOF
-       $CC_FOR_BUILD $dummy.c -o $dummy && ./$dummy && rm $dummy.c $dummy && exit 0
-       rm -f $dummy.c $dummy
+       $CC_FOR_BUILD $dummy.c -o $dummy && $dummy && rm -f $dummy.c $dummy && rmdir $tmpdir && exit 0
+       rm -f $dummy.c $dummy && rmdir $tmpdir
        echo unknown-hitachi-hiuxwe2
        exit 0 ;;
     9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* )
@@ -574,7 +665,7 @@ EOF
     9000/8??:4.3bsd:*:*)
        echo hppa1.0-hp-bsd
        exit 0 ;;
-    *9??*:MPE/iX:*:*)
+    *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
        echo hppa1.0-hp-mpeix
        exit 0 ;;
     hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* )
@@ -583,7 +674,7 @@ EOF
     hp8??:OSF1:*:*)
        echo hppa1.0-hp-osf
        exit 0 ;;
-    i?86:OSF1:*:*)
+    i*86:OSF1:*:*)
        if [ -x /usr/sbin/sysversion ] ; then
            echo ${UNAME_MACHINE}-unknown-osf1mk
        else
@@ -593,9 +684,6 @@ EOF
     parisc*:Lites*:*:*)
        echo hppa1.1-hp-lites
        exit 0 ;;
-    hppa*:OpenBSD:*:*)
-       echo hppa-unknown-openbsd
-       exit 0 ;;
     C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
        echo c1-convex-bsd
         exit 0 ;;
@@ -614,41 +702,34 @@ EOF
     C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
        echo c4-convex-bsd
         exit 0 ;;
-    CRAY*X-MP:*:*:*)
-       echo xmp-cray-unicos
-        exit 0 ;;
     CRAY*Y-MP:*:*:*)
-       echo ymp-cray-unicos${UNAME_RELEASE}
+       echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
        exit 0 ;;
     CRAY*[A-Z]90:*:*:*)
        echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \
        | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
-             -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/
+             -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \
+             -e 's/\.[^.]*$/.X/'
        exit 0 ;;
     CRAY*TS:*:*:*)
        echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
        exit 0 ;;
-    CRAY*T3E:*:*:*)
+    CRAY*T3D:*:*:*)
        echo alpha-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
        exit 0 ;;
+    CRAY*T3E:*:*:*)
+       echo alphaev5-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
+       exit 0 ;;
     CRAY*SV1:*:*:*)
        echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
        exit 0 ;;
-    CRAY-2:*:*:*)
-       echo cray2-cray-unicos
-        exit 0 ;;
-    F300:UNIX_System_V:*:*)
+    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 ${UNAME_RELEASE} | sed -e 's/ /_/'`
-        echo "f300-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
+        echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
         exit 0 ;;
-    F301:UNIX_System_V:*:*)
-       echo f301-fujitsu-uxpv`echo $UNAME_RELEASE | sed 's/ .*//'`
-       exit 0 ;;
-    hp300:OpenBSD:*:*)
-       echo m68k-unknown-openbsd${UNAME_RELEASE}
-       exit 0 ;;
-    i?86:BSD/386:*:* | i?86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
+    i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
        echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE}
        exit 0 ;;
     sparc*:BSD/OS:*:*)
@@ -658,10 +739,19 @@ EOF
        echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
        exit 0 ;;
     *:FreeBSD:*:*)
-       echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
-       exit 0 ;;
-    *:OpenBSD:*:*)
-       echo ${UNAME_MACHINE}-unknown-openbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
+       # 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=`
+       rm -f $dummy.c && rmdir $tmpdir
+       echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`${LIBC:+-$LIBC}
        exit 0 ;;
     i*:CYGWIN*:*)
        echo ${UNAME_MACHINE}-pc-cygwin
@@ -672,6 +762,9 @@ EOF
     i*:PW*:*)
        echo ${UNAME_MACHINE}-pc-pw32
        exit 0 ;;
+    x86:Interix*:3*)
+       echo i386-pc-interix3
+       exit 0 ;;
     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
@@ -693,225 +786,139 @@ EOF
     i*86:Minix:*:*)
        echo ${UNAME_MACHINE}-pc-minix
        exit 0 ;;
-    *:Linux:*:*)
-
+    arm*:Linux:*:*)
+       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       exit 0 ;;
+    ia64:Linux:*:*)
+       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       exit 0 ;;
+    m68*:Linux:*:*)
+       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       exit 0 ;;
+    mips:Linux:*:*)
+       eval $set_cc_for_build
+       sed 's/^        //' << EOF >$dummy.c
+       #undef CPU
+       #undef mips
+       #undef mipsel
+       #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
+       CPU=mipsel
+       #else
+       #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
+       CPU=mips
+       #else
+       CPU=
+       #endif
+       #endif
+EOF
+       eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^CPU=`
+       rm -f $dummy.c && rmdir $tmpdir
+       test x"${CPU}" != x && echo "${CPU}-pc-linux-gnu" && exit 0
+       ;;
+    ppc:Linux:*:*)
+       echo powerpc-unknown-linux-gnu
+       exit 0 ;;
+    ppc64:Linux:*:*)
+       echo powerpc64-unknown-linux-gnu
+       exit 0 ;;
+    alpha:Linux:*:*)
+       case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
+         EV5)   UNAME_MACHINE=alphaev5 ;;
+         EV56)  UNAME_MACHINE=alphaev56 ;;
+         PCA56) UNAME_MACHINE=alphapca56 ;;
+         PCA57) UNAME_MACHINE=alphapca56 ;;
+         EV6)   UNAME_MACHINE=alphaev6 ;;
+         EV67)  UNAME_MACHINE=alphaev67 ;;
+         EV68*) UNAME_MACHINE=alphaev68 ;;
+        esac
+       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 ;;
+    parisc:Linux:*:* | hppa:Linux:*:*)
+       # Look for CPU level
+       case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
+         PA7*) echo hppa1.1-unknown-linux-gnu ;;
+         PA8*) echo hppa2.0-unknown-linux-gnu ;;
+         *)    echo hppa-unknown-linux-gnu ;;
+       esac
+       exit 0 ;;
+    parisc64:Linux:*:* | hppa64:Linux:*:*)
+       echo hppa64-unknown-linux-gnu
+       exit 0 ;;
+    s390:Linux:*:* | s390x:Linux:*:*)
+       echo ${UNAME_MACHINE}-ibm-linux
+       exit 0 ;;
+    sh*:Linux:*:*)
+       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       exit 0 ;;
+    sparc:Linux:*:* | sparc64:Linux:*:*)
+       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       exit 0 ;;
+    x86_64:Linux:*:*)
+       echo x86_64-unknown-linux-gnu
+       exit 0 ;;
+    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
        # problems with other programs or directories called `ld' in the path.
-       ld_help_string=`cd /; ld --help 2>&1`
-       ld_supported_emulations=`echo $ld_help_string \
-                        | sed -ne '/supported emulations:/!d
+       # Set LC_ALL=C to ensure ld outputs messages in English.
+       ld_supported_targets=`cd /; LC_ALL=C ld --help 2>&1 \
+                        | sed -ne '/supported targets:/!d
                                    s/[         ][      ]*/ /g
-                                   s/.*supported emulations: *//
+                                   s/.*supported targets: *//
                                    s/ .*//
                                    p'`
-        case "$ld_supported_emulations" in
-         *ia64)
-               echo "${UNAME_MACHINE}-unknown-linux"
-               exit 0
-               ;;
-         i?86linux)
-               echo "${UNAME_MACHINE}-pc-linux-gnuaout"
-               exit 0
-               ;;
-         elf_i?86)
+        case "$ld_supported_targets" in
+         elf32-i386)
                TENTATIVE="${UNAME_MACHINE}-pc-linux-gnu"
                ;;
-         i?86coff)
+         a.out-i386-linux)
+               echo "${UNAME_MACHINE}-pc-linux-gnuaout"
+               exit 0 ;;               
+         coff-i386)
                echo "${UNAME_MACHINE}-pc-linux-gnucoff"
-               exit 0
-               ;;
-         sparclinux)
-               echo "${UNAME_MACHINE}-unknown-linux-gnuaout"
-               exit 0
-               ;;
-         armlinux)
-               echo "${UNAME_MACHINE}-unknown-linux-gnuaout"
-               exit 0
-               ;;
-         elf32arm*)
-               echo "${UNAME_MACHINE}-unknown-linux-gnuoldld"
-               exit 0
-               ;;
-         armelf_linux*)
-               echo "${UNAME_MACHINE}-unknown-linux-gnu"
-               exit 0
-               ;;
-         m68klinux)
-               echo "${UNAME_MACHINE}-unknown-linux-gnuaout"
-               exit 0
-               ;;
-         elf32ppc | elf32ppclinux)
-               # Determine Lib Version
-               cat >$dummy.c <<EOF
-#include <features.h>
-#if defined(__GLIBC__)
-extern char __libc_version[];
-extern char __libc_release[];
-#endif
-main(argc, argv)
-     int argc;
-     char *argv[];
-{
-#if defined(__GLIBC__)
-  printf("%s %s\n", __libc_version, __libc_release);
-#else
-  printf("unkown\n");
-#endif
-  return 0;
-}
-EOF
-               LIBC=""
-               $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null
-               if test "$?" = 0 ; then
-                       ./$dummy | grep 1\.99 > /dev/null
-                       if test "$?" = 0 ; then
-                               LIBC="libc1"
-                       fi
-               fi
-               rm -f $dummy.c $dummy
-               echo powerpc-unknown-linux-gnu${LIBC}
-               exit 0
-               ;;
-         shelf_linux)
-               echo "${UNAME_MACHINE}-unknown-linux-gnu"
-               exit 0
-               ;;
+               exit 0 ;;
+         "")
+               # Either a pre-BFD a.out linker (linux-gnuoldld) or
+               # one that does not give us useful --help.
+               echo "${UNAME_MACHINE}-pc-linux-gnuoldld"
+               exit 0 ;;
        esac
-
-       if test "${UNAME_MACHINE}" = "alpha" ; then
-               cat <<EOF >$dummy.s
-                       .data
-               \$Lformat:
-                       .byte 37,100,45,37,120,10,0     # "%d-%x\n"
-
-                       .text
-                       .globl main
-                       .align 4
-                       .ent main
-               main:
-                       .frame \$30,16,\$26,0
-                       ldgp \$29,0(\$27)
-                       .prologue 1
-                       .long 0x47e03d80 # implver \$0
-                       lda \$2,-1
-                       .long 0x47e20c21 # amask \$2,\$1
-                       lda \$16,\$Lformat
-                       mov \$0,\$17
-                       not \$1,\$18
-                       jsr \$26,printf
-                       ldgp \$29,0(\$26)
-                       mov 0,\$16
-                       jsr \$26,exit
-                       .end main
-EOF
-               LIBC=""
-               $CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null
-               if test "$?" = 0 ; then
-                       case `./$dummy` in
-                       0-0)
-                               UNAME_MACHINE="alpha"
-                               ;;
-                       1-0)
-                               UNAME_MACHINE="alphaev5"
-                               ;;
-                       1-1)
-                               UNAME_MACHINE="alphaev56"
-                               ;;
-                       1-101)
-                               UNAME_MACHINE="alphapca56"
-                               ;;
-                       2-303)
-                               UNAME_MACHINE="alphaev6"
-                               ;;
-                       2-307)
-                               UNAME_MACHINE="alphaev67"
-                               ;;
-                       esac
-
-                       objdump --private-headers $dummy | \
-                         grep ld.so.1 > /dev/null
-                       if test "$?" = 0 ; then
-                               LIBC="libc1"
-                       fi
-               fi
-               rm -f $dummy.s $dummy
-               echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC} ; exit 0
-       elif test "${UNAME_MACHINE}" = "mips" ; then
-         cat >$dummy.c <<EOF
-#ifdef __cplusplus
-#include <stdio.h>  /* for printf() prototype */
-       int main (int argc, char *argv[]) {
-#else
-       int main (argc, argv) int argc; char *argv[]; {
-#endif
-#ifdef __MIPSEB__
-  printf ("%s-unknown-linux-gnu\n", argv[1]);
-#endif
-#ifdef __MIPSEL__
-  printf ("%sel-unknown-linux-gnu\n", argv[1]);
-#endif
-  return 0;
-}
-EOF
-         $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm $dummy.c $dummy && exit 0
-         rm -f $dummy.c $dummy
-       elif test "${UNAME_MACHINE}" = "s390"; then
-         echo s390-ibm-linux && exit 0
-       elif test "${UNAME_MACHINE}" = "x86_64"; then
-         echo x86_64-unknown-linux-gnu && exit 0
-       else
-         # Either a pre-BFD a.out linker (linux-gnuoldld)
-         # or one that does not give us useful --help.
-         # GCC wants to distinguish between linux-gnuoldld and linux-gnuaout.
-         # If ld does not provide *any* "supported emulations:"
-         # that means it is gnuoldld.
-         echo "$ld_help_string" | grep >/dev/null 2>&1 "supported emulations:"
-         test $? != 0 && echo "${UNAME_MACHINE}-pc-linux-gnuoldld" && exit 0
-
-         case "${UNAME_MACHINE}" in
-         i?86)
-           VENDOR=pc;
-           ;;
-         *)
-           VENDOR=unknown;
-           ;;
-         esac
-         # Determine whether the default compiler is a.out or elf
-         cat >$dummy.c <<EOF
-#include <features.h>
-#ifdef __cplusplus
-#include <stdio.h>  /* for printf() prototype */
-       int main (int argc, char *argv[]) {
-#else
-       int main (argc, argv) int argc; char *argv[]; {
-#endif
-#ifdef __ELF__
-# ifdef __GLIBC__
-#  if __GLIBC__ >= 2
-    printf ("%s-${VENDOR}-linux-gnu\n", argv[1]);
-#  else
-    printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]);
-#  endif
-# else
-   printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]);
-# endif
-#else
-  printf ("%s-${VENDOR}-linux-gnuaout\n", argv[1]);
-#endif
-  return 0;
-}
+       # Determine whether the default compiler is a.out or elf
+       eval $set_cc_for_build
+       sed 's/^        //' << EOF >$dummy.c
+       #include <features.h>
+       #ifdef __ELF__
+       # ifdef __GLIBC__
+       #  if __GLIBC__ >= 2
+       LIBC=gnu
+       #  else
+       LIBC=gnulibc1
+       #  endif
+       # else
+       LIBC=gnulibc1
+       # endif
+       #else
+       #ifdef __INTEL_COMPILER
+       LIBC=gnu
+       #else
+       LIBC=gnuaout
+       #endif
+       #endif
 EOF
-         $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm $dummy.c $dummy && exit 0
-         rm -f $dummy.c $dummy
-         test x"${TENTATIVE}" != x && echo "${TENTATIVE}" && exit 0
-       fi ;;
-# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.  earlier versions
-# are messed up and put the nodename in both sysname and nodename.
-    i?86:DYNIX/ptx:4*:*)
+       eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^LIBC=`
+       rm -f $dummy.c && rmdir $tmpdir
+       test x"${LIBC}" != x && echo "${UNAME_MACHINE}-pc-linux-${LIBC}" && exit 0
+       test x"${TENTATIVE}" != x && echo "${TENTATIVE}" && exit 0
+       ;;
+    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 ;;
-    i?86:UNIX_SV:4.2MP:2.*)
+    i*86:UNIX_SV:4.2MP:2.*)
         # Unixware is an offshoot of SVR4, but it has its own version
         # number series starting with 2...
         # I am not positive that other SVR4 systems won't match this,
@@ -919,7 +926,7 @@ EOF
         # Use sysv4.2uw... so that sysv4* matches it.
        echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION}
        exit 0 ;;
-    i?86:*:4.*:* | i?86:SYSTEM_V:4.*:*)
+    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
                echo ${UNAME_MACHINE}-univel-sysv${UNAME_REL}
@@ -927,34 +934,33 @@ EOF
                echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL}
        fi
        exit 0 ;;
-    i?86:*:5:7*)
-        # Fixed at (any) Pentium or better
-        UNAME_MACHINE=i586
-        if [ ${UNAME_SYSTEM} = "UnixWare" ] ; then
-           echo ${UNAME_MACHINE}-sco-sysv${UNAME_RELEASE}uw${UNAME_VERSION}
-       else
-           echo ${UNAME_MACHINE}-pc-sysv${UNAME_RELEASE}
-       fi
+    i*86:*:5:[78]*)
+       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 ;;
-    i?86:*:3.2:*)
+    i*86:*:3.2:*)
        if test -f /usr/options/cb.name; then
                UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
                echo ${UNAME_MACHINE}-pc-isc$UNAME_REL
        elif /bin/uname -X 2>/dev/null >/dev/null ; then
-               UNAME_REL=`(/bin/uname -X|egrep Release|sed -e 's/.*= //')`
-               (/bin/uname -X|egrep i80486 >/dev/null) && UNAME_MACHINE=i486
-               (/bin/uname -X|egrep '^Machine.*Pentium' >/dev/null) \
+               UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')`
+               (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486
+               (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \
                        && UNAME_MACHINE=i586
-               (/bin/uname -X|egrep '^Machine.*Pent ?II' >/dev/null) \
+               (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \
                        && UNAME_MACHINE=i686
-               (/bin/uname -X|egrep '^Machine.*Pentium Pro' >/dev/null) \
+               (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
                        && UNAME_MACHINE=i686
                echo ${UNAME_MACHINE}-pc-sco$UNAME_REL
        else
                echo ${UNAME_MACHINE}-pc-sysv32
        fi
        exit 0 ;;
-    i?86:*DOS:*:*)
+    i*86:*DOS:*:*)
        echo ${UNAME_MACHINE}-pc-msdosdjgpp
        exit 0 ;;
     pc:*:*:*)
@@ -982,7 +988,7 @@ EOF
        exit 0 ;;
     M68*:*:R3V[567]*:*)
        test -r /sysV68 && echo 'm68k-motorola-sysv' && exit 0 ;;
-    3[34]??:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 4850:*:4.0:3.0)
+    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)
        OS_REL=''
        test -r /etc/.relid \
        && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
@@ -993,21 +999,24 @@ EOF
     3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
         /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
           && echo i486-ncr-sysv4 && exit 0 ;;
-    m68*:LynxOS:2.*:*)
+    m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
        echo m68k-unknown-lynxos${UNAME_RELEASE}
        exit 0 ;;
     mc68030:UNIX_System_V:4.*:*)
        echo m68k-atari-sysv4
        exit 0 ;;
-    i?86:LynxOS:2.*:* | i?86:LynxOS:3.[01]*:*)
+    i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.0*:*)
        echo i386-unknown-lynxos${UNAME_RELEASE}
        exit 0 ;;
     TSUNAMI:LynxOS:2.*:*)
        echo sparc-unknown-lynxos${UNAME_RELEASE}
        exit 0 ;;
-    rs6000:LynxOS:2.*:* | PowerPC:LynxOS:2.*:*)
+    rs6000:LynxOS:2.*:*)
        echo rs6000-unknown-lynxos${UNAME_RELEASE}
        exit 0 ;;
+    PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.0*:*)
+       echo powerpc-unknown-lynxos${UNAME_RELEASE}
+       exit 0 ;;
     SM[BE]S:UNIX_SV:*:*)
        echo mips-dde-sysv${UNAME_RELEASE}
        exit 0 ;;
@@ -1025,8 +1034,8 @@ EOF
                echo ns32k-sni-sysv
        fi
        exit 0 ;;
-    PENTIUM:CPunix:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
-                           # says <Richard.M.Bartel@ccMail.Census.GOV>
+    PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
+                      # says <Richard.M.Bartel@ccMail.Census.GOV>
         echo i586-unisys-sysv4
         exit 0 ;;
     *:UNIX_System_V:4*:FTX*)
@@ -1038,6 +1047,10 @@ EOF
        # From seanf@swdc.stratus.com.
        echo i860-stratus-sysv4
        exit 0 ;;
+    *:VOS:*:*)
+       # From Paul.Green@stratus.com.
+       echo hppa1.1-stratus-vos
+       exit 0 ;;
     mc68*:A/UX:*:*)
        echo m68k-apple-aux${UNAME_RELEASE}
        exit 0 ;;
@@ -1076,17 +1089,22 @@ EOF
        echo `uname -p`-apple-darwin${UNAME_RELEASE}
        exit 0 ;;
     *:procnto*:*:* | *:QNX:[0123456789]*:*)
-       if test "${UNAME_MACHINE}" = "x86pc"; then
+       UNAME_PROCESSOR=`uname -p`
+       if test "$UNAME_PROCESSOR" = "x86"; then
+               UNAME_PROCESSOR=i386
                UNAME_MACHINE=pc
        fi
-       echo `uname -p`-${UNAME_MACHINE}-nto-qnx
+       echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE}
        exit 0 ;;
     *:QNX:*:4*)
        echo i386-pc-qnx
        exit 0 ;;
-    NSR-[KW]:NONSTOP_KERNEL:*:*)
+    NSR-[GKLNPTVW]:NONSTOP_KERNEL:*:*)
        echo nsr-tandem-nsk${UNAME_RELEASE}
        exit 0 ;;
+    *:NonStop-UX:*:*)
+       echo mips-compaq-nonstopux
+       exit 0 ;;
     BS2000:POSIX*:*:*)
        echo bs2000-siemens-sysv
        exit 0 ;;
@@ -1104,11 +1122,41 @@ EOF
        fi
        echo ${UNAME_MACHINE}-unknown-plan9
        exit 0 ;;
+    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 ;;
+    *:TOPS-10:*:*)
+       echo pdp10-unknown-tops10
+       exit 0 ;;
+    *:TENEX:*:*)
+       echo pdp10-unknown-tenex
+       exit 0 ;;
+    KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
+       echo pdp10-dec-tops20
+       exit 0 ;;
+    XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
+       echo pdp10-xkl-tops20
+       exit 0 ;;
+    *:TOPS-20:*:*)
+       echo pdp10-unknown-tops20
+       exit 0 ;;
+    *:ITS:*:*)
+       echo pdp10-unknown-its
+       exit 0 ;;
+    i*86:XTS-300:*:STOP)
+       echo ${UNAME_MACHINE}-unknown-stop
+       exit 0 ;;
+    i*86:atheos:*:*)
+       echo ${UNAME_MACHINE}-unknown-atheos
+       exit 0 ;;
 esac
 
 #echo '(No uname command or uname output not recognized.)' 1>&2
 #echo "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" 1>&2
 
+eval $set_cc_for_build
 cat >$dummy.c <<EOF
 #ifdef _SEQUENT_
 # include <sys/types.h>
@@ -1195,11 +1243,24 @@ main ()
 #endif
 
 #if defined (vax)
-#if !defined (ultrix)
-  printf ("vax-dec-bsd\n"); exit (0);
-#else
-  printf ("vax-dec-ultrix\n"); exit (0);
-#endif
+# if !defined (ultrix)
+#  include <sys/param.h>
+#  if defined (BSD)
+#   if BSD == 43
+      printf ("vax-dec-bsd4.3\n"); exit (0);
+#   else
+#    if BSD == 199006
+      printf ("vax-dec-bsd4.3reno\n"); exit (0);
+#    else
+      printf ("vax-dec-bsd\n"); exit (0);
+#    endif
+#   endif
+#  else
+    printf ("vax-dec-bsd\n"); exit (0);
+#  endif
+# else
+    printf ("vax-dec-ultrix\n"); exit (0);
+# endif
 #endif
 
 #if defined (alliant) && defined (i860)
@@ -1210,8 +1271,8 @@ main ()
 }
 EOF
 
-$CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy && rm $dummy.c $dummy && exit 0
-rm -f $dummy.c $dummy
+$CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && $dummy && rm -f $dummy.c $dummy && rmdir $tmpdir && exit 0
+rm -f $dummy.c $dummy && rmdir $tmpdir
 
 # Apollos put the system type in the environment.
 
@@ -1246,8 +1307,9 @@ fi
 cat >&2 <<EOF
 $0: unable to guess system type
 
-The $version version of this script cannot recognize your system type.
-Please download the most up to date version of the config scripts:
+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/
 
@@ -1256,7 +1318,7 @@ send the following data and any information you think might be
 pertinent to <config-patches@gnu.org> in order to provide the needed
 information to handle your system.
 
-config.guess version = $version
+config.guess timestamp = $timestamp
 
 uname -m = `(uname -m) 2>/dev/null || echo unknown`
 uname -r = `(uname -r) 2>/dev/null || echo unknown`
@@ -1283,7 +1345,7 @@ exit 1
 
 # Local variables:
 # eval: (add-hook 'write-file-hooks 'time-stamp)
-# time-stamp-start: "version='"
+# time-stamp-start: "timestamp='"
 # time-stamp-format: "%:y-%02m-%02d"
 # time-stamp-end: "'"
 # End: