]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - config.guess
ncurses 5.9 - patch 20140607
[ncurses.git] / config.guess
index 6ac1d64a47e7ed1e7ac543453cc459f90de27cc8..1f5c50c0d1529d50b94dc3533ca72a47f0fa5849 100755 (executable)
@@ -1,14 +1,12 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
-#   Free Software Foundation, Inc.
+#   Copyright 1992-2014 Free Software Foundation, Inc.
 
 
-timestamp='2008-03-12'
+timestamp='2014-03-23'
 
 # 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
 
 # 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
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful, but
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful, but
@@ -17,26 +15,22 @@ timestamp='2008-03-12'
 # General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # General Public License for more details.
 #
 # 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., 51 Franklin Street - Fifth Floor, Boston, MA
-# 02110-1301, USA.
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
 #
 # 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
 #
 # 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.
+# the same distribution terms that you use for the rest of that
+# program.  This Exception is an additional permission under section 7
+# of the GNU General Public License, version 3 ("GPLv3").
+#
+# Originally written by Per Bothner.
 #
 #
-# 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.
+# You can get the latest version of this script from:
+# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
 #
 #
-# The plan is that this can be called by configure scripts if you
-# don't specify an explicit build system type.
+# Please send patches with a ChangeLog entry to config-patches@gnu.org.
+
 
 me=`echo "$0" | sed -e 's,.*/,,'`
 
 
 me=`echo "$0" | sed -e 's,.*/,,'`
 
@@ -56,8 +50,7 @@ version="\
 GNU config.guess ($timestamp)
 
 Originally written by Per Bothner.
 GNU config.guess ($timestamp)
 
 Originally written by Per Bothner.
-Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
-2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+Copyright 1992-2014 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."
 
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
@@ -139,12 +132,33 @@ UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
 UNAME_SYSTEM=`(uname -s) 2>/dev/null`  || UNAME_SYSTEM=unknown
 UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
 
 UNAME_SYSTEM=`(uname -s) 2>/dev/null`  || UNAME_SYSTEM=unknown
 UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
 
+case "${UNAME_SYSTEM}" in
+Linux|GNU|GNU/*)
+       # If the system lacks a compiler, then just pick glibc.
+       # We could probably try harder.
+       LIBC=gnu
+
+       eval $set_cc_for_build
+       cat <<-EOF > $dummy.c
+       #include <features.h>
+       #if defined(__UCLIBC__)
+       LIBC=uclibc
+       #elif defined(__dietlibc__)
+       LIBC=dietlibc
+       #else
+       LIBC=gnu
+       #endif
+       EOF
+       eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
+       ;;
+esac
+
 # 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
 # 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
-       # more of the tupples: *-*-netbsdelf*, *-*-netbsdaout*,
+       # more of the tuples: *-*-netbsdelf*, *-*-netbsdaout*,
        # *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
        # switched to ELF, *-*-netbsd* would select the old
        # object file format.  This provides both forward
        # *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
        # switched to ELF, *-*-netbsd* would select the old
        # object file format.  This provides both forward
@@ -170,7 +184,7 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
            arm*|i386|m68k|ns32k|sh3*|sparc|vax)
                eval $set_cc_for_build
                if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
            arm*|i386|m68k|ns32k|sh3*|sparc|vax)
                eval $set_cc_for_build
                if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
-                       | grep __ELF__ >/dev/null
+                       | grep -q __ELF__
                then
                    # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
                    # Return netbsd for either.  FIX?
                then
                    # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
                    # Return netbsd for either.  FIX?
@@ -201,6 +215,10 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
        # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
        echo "${machine}-${os}${release}"
        exit ;;
        # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
        echo "${machine}-${os}${release}"
        exit ;;
+    *:Bitrig:*:*)
+       UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'`
+       echo ${UNAME_MACHINE_ARCH}-unknown-bitrig${UNAME_RELEASE}
+       exit ;;
     *:OpenBSD:*:*)
        UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
        echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE}
     *:OpenBSD:*:*)
        UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
        echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE}
@@ -219,10 +237,10 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
        exit ;;
     alpha:OSF1:*:*)
        case $UNAME_RELEASE in
        exit ;;
     alpha:OSF1:*:*)
        case $UNAME_RELEASE in
-           *4.0)
+       *4.0)
                UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
                ;;
                UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
                ;;
-           *5.*)
+       *5.*)
                UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'`
                ;;
        esac
                UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'`
                ;;
        esac
@@ -269,7 +287,10 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
        # 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/^[PVTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
        # A Xn.n version is an unreleased experimental baselevel.
        # 1.2 uses "1.2" for uname -r.
        echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[PVTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
-       exit ;;
+       # Reset EXIT trap before exiting to avoid spurious non-zero exit code.
+       exitcode=$?
+       trap '' 0
+       exit $exitcode ;;
     Alpha\ *:Windows_NT*:*)
        # How do we know it's Interix rather than the generic POSIX subsystem?
        # Should we change UNAME_MACHINE based on the output of uname instead
     Alpha\ *:Windows_NT*:*)
        # How do we know it's Interix rather than the generic POSIX subsystem?
        # Should we change UNAME_MACHINE based on the output of uname instead
@@ -300,7 +321,7 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
     arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
        echo arm-acorn-riscix${UNAME_RELEASE}
        exit ;;
     arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
        echo arm-acorn-riscix${UNAME_RELEASE}
        exit ;;
-    arm:riscos:*:*|arm:RISCOS:*:*)
+    arm*:riscos:*:*|arm*:RISCOS:*:*)
        echo arm-unknown-riscos
        exit ;;
     SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
        echo arm-unknown-riscos
        exit ;;
     SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
@@ -324,14 +345,33 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
        case `/usr/bin/uname -p` in
            sparc) echo sparc-icl-nx7; exit ;;
        esac ;;
        case `/usr/bin/uname -p` in
            sparc) echo sparc-icl-nx7; exit ;;
        esac ;;
+    s390x:SunOS:*:*)
+       echo ${UNAME_MACHINE}-ibm-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+       exit ;;
     sun4H:SunOS:5.*:*)
        echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit ;;
     sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
        echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit ;;
     sun4H:SunOS:5.*:*)
        echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit ;;
     sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
        echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit ;;
+    i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*)
+       echo i386-pc-auroraux${UNAME_RELEASE}
+       exit ;;
     i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
     i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
-       echo i386-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+       eval $set_cc_for_build
+       SUN_ARCH="i386"
+       # If there is a compiler, see if it is configured for 64-bit objects.
+       # Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
+       # This test works for both compilers.
+       if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
+           if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
+               (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
+               grep IS_64BIT_ARCH >/dev/null
+           then
+               SUN_ARCH="x86_64"
+           fi
+       fi
+       echo ${SUN_ARCH}-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
        exit ;;
     sun4*:SunOS:6*:*)
        # According to config.sub, this is the proper way to canonicalize
        exit ;;
     sun4*:SunOS:6*:*)
        # According to config.sub, this is the proper way to canonicalize
@@ -475,7 +515,7 @@ EOF
        else
            echo i586-dg-dgux${UNAME_RELEASE}
        fi
        else
            echo i586-dg-dgux${UNAME_RELEASE}
        fi
-       exit ;;
+       exit ;;
     M88*:DolphinOS:*:*)        # DolphinOS (SVR3)
        echo m88k-dolphin-sysv3
        exit ;;
     M88*:DolphinOS:*:*)        # DolphinOS (SVR3)
        echo m88k-dolphin-sysv3
        exit ;;
@@ -532,7 +572,7 @@ EOF
                echo rs6000-ibm-aix3.2
        fi
        exit ;;
                echo rs6000-ibm-aix3.2
        fi
        exit ;;
-    *:AIX:*:[456])
+    *:AIX:*:[4567])
        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
        IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'`
        if /usr/sbin/lsattr -El ${IBM_CPU_ID} | grep ' POWER' >/dev/null 2>&1; then
                IBM_ARCH=rs6000
@@ -577,50 +617,50 @@ EOF
                    sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
                    sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
                    case "${sc_cpu_version}" in
                    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" ;;
+                     523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0
+                     528) HP_ARCH="hppa1.1" ;; # CPU_PA_RISC1_1
+                     532)                      # CPU_PA_RISC2_0
+                       case "${sc_kernel_bits}" in
+                         32) HP_ARCH="hppa2.0n" ;;
+                         64) HP_ARCH="hppa2.0w" ;;
                          '') HP_ARCH="hppa2.0" ;;   # HP-UX 10.20
                          '') HP_ARCH="hppa2.0" ;;   # HP-UX 10.20
-                        esac ;;
-                    esac
+                       esac ;;
+                   esac
                fi
                if [ "${HP_ARCH}" = "" ]; then
                    eval $set_cc_for_build
                fi
                if [ "${HP_ARCH}" = "" ]; then
                    eval $set_cc_for_build
-                   sed 's/^              //' << EOF >$dummy.c
+                   sed 's/^            //' << EOF >$dummy.c
 
 
-              #define _HPUX_SOURCE
-              #include <stdlib.h>
-              #include <unistd.h>
+               #define _HPUX_SOURCE
+               #include <stdlib.h>
+               #include <unistd.h>
 
 
-              int main ()
-              {
-              #if defined(_SC_KERNEL_BITS)
-                  long bits = sysconf(_SC_KERNEL_BITS);
-              #endif
-                  long cpu  = sysconf (_SC_CPU_VERSION);
+               int main ()
+               {
+               #if defined(_SC_KERNEL_BITS)
+                   long bits = sysconf(_SC_KERNEL_BITS);
+               #endif
+                   long cpu  = sysconf (_SC_CPU_VERSION);
 
 
-                  switch (cpu)
-               {
-               case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
-               case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
-               case CPU_PA_RISC2_0:
-              #if defined(_SC_KERNEL_BITS)
-                   switch (bits)
-                       {
-                       case 64: puts ("hppa2.0w"); break;
-                       case 32: puts ("hppa2.0n"); break;
-                       default: puts ("hppa2.0"); break;
-                       } break;
-              #else  /* !defined(_SC_KERNEL_BITS) */
-                   puts ("hppa2.0"); break;
-              #endif
-               default: puts ("hppa1.0"); break;
-               }
-                  exit (0);
-              }
+                   switch (cpu)
+                       {
+                       case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
+                       case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
+                       case CPU_PA_RISC2_0:
+               #if defined(_SC_KERNEL_BITS)
+                           switch (bits)
+                               {
+                               case 64: puts ("hppa2.0w"); break;
+                               case 32: puts ("hppa2.0n"); break;
+                               default: puts ("hppa2.0"); break;
+                               } break;
+               #else  /* !defined(_SC_KERNEL_BITS) */
+                           puts ("hppa2.0"); break;
+               #endif
+                       default: puts ("hppa1.0"); break;
+                       }
+                   exit (0);
+               }
 EOF
                    (CCOPTS= $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy`
                    test -z "$HP_ARCH" && HP_ARCH=hppa
 EOF
                    (CCOPTS= $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy`
                    test -z "$HP_ARCH" && HP_ARCH=hppa
@@ -640,7 +680,7 @@ EOF
            # => hppa64-hp-hpux11.23
 
            if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) |
            # => hppa64-hp-hpux11.23
 
            if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) |
-               grep __LP64__ >/dev/null
+               grep -q __LP64__
            then
                HP_ARCH="hppa2.0w"
            else
            then
                HP_ARCH="hppa2.0w"
            else
@@ -769,21 +809,26 @@ EOF
        echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
        exit ;;
     *:FreeBSD:*:*)
        echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
        exit ;;
     *:FreeBSD:*:*)
-       case ${UNAME_MACHINE} in
-           pc98)
-               echo i386-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
+       UNAME_PROCESSOR=`/usr/bin/uname -p`
+       case ${UNAME_PROCESSOR} in
            amd64)
                echo x86_64-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/[-(].*//'` ;;
+               echo ${UNAME_PROCESSOR}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
        esac
        exit ;;
     i*:CYGWIN*:*)
        echo ${UNAME_MACHINE}-pc-cygwin
        exit ;;
        esac
        exit ;;
     i*:CYGWIN*:*)
        echo ${UNAME_MACHINE}-pc-cygwin
        exit ;;
+    *:MINGW64*:*)
+       echo ${UNAME_MACHINE}-pc-mingw64
+       exit ;;
     *:MINGW*:*)
        echo ${UNAME_MACHINE}-pc-mingw32
        exit ;;
     *:MINGW*:*)
        echo ${UNAME_MACHINE}-pc-mingw32
        exit ;;
+    *:MSYS*:*)
+       echo ${UNAME_MACHINE}-pc-msys
+       exit ;;
     i*:windows32*:*)
        # uname -m includes "-pc" on this system.
        echo ${UNAME_MACHINE}-mingw32
     i*:windows32*:*)
        # uname -m includes "-pc" on this system.
        echo ${UNAME_MACHINE}-mingw32
@@ -791,21 +836,24 @@ EOF
     i*:PW*:*)
        echo ${UNAME_MACHINE}-pc-pw32
        exit ;;
     i*:PW*:*)
        echo ${UNAME_MACHINE}-pc-pw32
        exit ;;
-    *:Interix*:[3456]*)
+    *:Interix*:*)
        case ${UNAME_MACHINE} in
            x86)
                echo i586-pc-interix${UNAME_RELEASE}
                exit ;;
        case ${UNAME_MACHINE} in
            x86)
                echo i586-pc-interix${UNAME_RELEASE}
                exit ;;
-           EM64T | authenticamd)
+           authenticamd | genuineintel | EM64T)
                echo x86_64-unknown-interix${UNAME_RELEASE}
                exit ;;
            IA64)
                echo x86_64-unknown-interix${UNAME_RELEASE}
                exit ;;
            IA64)
-               echo ia64-unknown-interix${UNAME_RELEASE}
-               exit ;;
+               echo ia64-unknown-interix${UNAME_RELEASE}
+               exit ;;
        esac ;;
     [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*)
        echo i${UNAME_MACHINE}-pc-mks
        exit ;;
        esac ;;
     [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*)
        echo i${UNAME_MACHINE}-pc-mks
        exit ;;
+    8664:Windows_NT:*)
+       echo x86_64-pc-mks
+       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
     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
@@ -826,209 +874,157 @@ EOF
        exit ;;
     *:GNU:*:*)
        # the GNU system
        exit ;;
     *:GNU:*:*)
        # the GNU system
-       echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
+       echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-${LIBC}`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
        exit ;;
     *:GNU/*:*:*)
        # other systems with GNU libc and userland
        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
+       echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-${LIBC}
        exit ;;
     i*86:Minix:*:*)
        echo ${UNAME_MACHINE}-pc-minix
        exit ;;
        exit ;;
     i*86:Minix:*:*)
        echo ${UNAME_MACHINE}-pc-minix
        exit ;;
+    aarch64:Linux:*:*)
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+       exit ;;
+    aarch64_be:Linux:*:*)
+       UNAME_MACHINE=aarch64_be
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+       exit ;;
+    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 -q ld.so.1
+       if test "$?" = 0 ; then LIBC="gnulibc1" ; fi
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+       exit ;;
+    arc:Linux:*:* | arceb:Linux:*:*)
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+       exit ;;
     arm*:Linux:*:*)
        eval $set_cc_for_build
     arm*:Linux:*:*)
        eval $set_cc_for_build
-       if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null | grep -q __ARM_EABI__
+       if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
+           | grep -q __ARM_EABI__
        then
        then
-           echo ${UNAME_MACHINE}-unknown-linux-gnu
+           echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        else
        else
-           echo ${UNAME_MACHINE}-unknown-linux-gnueabi
+           if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
+               | grep -q __ARM_PCS_VFP
+           then
+               echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabi
+           else
+               echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabihf
+           fi
        fi
        exit ;;
     avr32*:Linux:*:*)
        fi
        exit ;;
     avr32*:Linux:*:*)
-       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        exit ;;
     cris:Linux:*:*)
        exit ;;
     cris:Linux:*:*)
-       echo cris-axis-linux-gnu
+       echo ${UNAME_MACHINE}-axis-linux-${LIBC}
        exit ;;
     crisv32:Linux:*:*)
        exit ;;
     crisv32:Linux:*:*)
-       echo crisv32-axis-linux-gnu
+       echo ${UNAME_MACHINE}-axis-linux-${LIBC}
        exit ;;
     frv:Linux:*:*)
        exit ;;
     frv:Linux:*:*)
-       echo frv-unknown-linux-gnu
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+       exit ;;
+    hexagon:Linux:*:*)
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+       exit ;;
+    i*86:Linux:*:*)
+       echo ${UNAME_MACHINE}-pc-linux-${LIBC}
        exit ;;
     ia64:Linux:*:*)
        exit ;;
     ia64:Linux:*:*)
-       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        exit ;;
     m32r*:Linux:*:*)
        exit ;;
     m32r*:Linux:*:*)
-       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        exit ;;
     m68*:Linux:*:*)
        exit ;;
     m68*:Linux:*:*)
-       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        exit ;;
        exit ;;
-    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 $dummy.c 2>/dev/null | sed -n '
-               /^CPU/{
-                       s: ::g
-                       p
-               }'`"
-       test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
-       ;;
-    mips64:Linux:*:*)
+    mips:Linux:*:* | mips64:Linux:*:*)
        eval $set_cc_for_build
        sed 's/^        //' << EOF >$dummy.c
        #undef CPU
        eval $set_cc_for_build
        sed 's/^        //' << EOF >$dummy.c
        #undef CPU
-       #undef mips64
-       #undef mips64el
+       #undef ${UNAME_MACHINE}
+       #undef ${UNAME_MACHINE}el
        #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
        #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
-       CPU=mips64el
+       CPU=${UNAME_MACHINE}el
        #else
        #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
        #else
        #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
-       CPU=mips64
+       CPU=${UNAME_MACHINE}
        #else
        CPU=
        #endif
        #endif
 EOF
        #else
        CPU=
        #endif
        #endif
 EOF
-       eval "`$CC_FOR_BUILD -E $dummy.c 2>/dev/null | sed -n '
-               /^CPU/{
-                       s: ::g
-                       p
-               }'`"
-       test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
+       eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'`
+       test x"${CPU}" != x && { echo "${CPU}-unknown-linux-${LIBC}"; exit; }
        ;;
        ;;
-    or32:Linux:*:*)
-       echo or32-unknown-linux-gnu
-       exit ;;
-    ppc:Linux:*:*)
-       echo powerpc-unknown-linux-gnu
+    openrisc*:Linux:*:*)
+       echo or1k-unknown-linux-${LIBC}
        exit ;;
        exit ;;
-    ppc64:Linux:*:*)
-       echo powerpc64-unknown-linux-gnu
+    or32:Linux:*:* | or1k*:Linux:*:*)
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        exit ;;
        exit ;;
-    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}
+    padre:Linux:*:*)
+       echo sparc-unknown-linux-${LIBC}
+       exit ;;
+    parisc64:Linux:*:* | hppa64:Linux:*:*)
+       echo hppa64-unknown-linux-${LIBC}
        exit ;;
     parisc:Linux:*:* | hppa:Linux:*:*)
        # Look for CPU level
        case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
        exit ;;
     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 ;;
+         PA7*) echo hppa1.1-unknown-linux-${LIBC} ;;
+         PA8*) echo hppa2.0-unknown-linux-${LIBC} ;;
+         *)    echo hppa-unknown-linux-${LIBC} ;;
        esac
        exit ;;
        esac
        exit ;;
-    parisc64:Linux:*:* | hppa64:Linux:*:*)
-       echo hppa64-unknown-linux-gnu
+    ppc64:Linux:*:*)
+       echo powerpc64-unknown-linux-${LIBC}
+       exit ;;
+    ppc:Linux:*:*)
+       echo powerpc-unknown-linux-${LIBC}
+       exit ;;
+    ppc64le:Linux:*:*)
+       echo powerpc64le-unknown-linux-${LIBC}
+       exit ;;
+    ppcle:Linux:*:*)
+       echo powerpcle-unknown-linux-${LIBC}
        exit ;;
     s390:Linux:*:* | s390x:Linux:*:*)
        exit ;;
     s390:Linux:*:* | s390x:Linux:*:*)
-       echo ${UNAME_MACHINE}-ibm-linux
+       echo ${UNAME_MACHINE}-ibm-linux-${LIBC}
        exit ;;
     sh64*:Linux:*:*)
        exit ;;
     sh64*:Linux:*:*)
-       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        exit ;;
     sh*:Linux:*:*)
        exit ;;
     sh*:Linux:*:*)
-       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        exit ;;
     sparc:Linux:*:* | sparc64:Linux:*:*)
        exit ;;
     sparc:Linux:*:* | sparc64:Linux:*:*)
-       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+       exit ;;
+    tile*:Linux:*:*)
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        exit ;;
     vax:Linux:*:*)
        exit ;;
     vax:Linux:*:*)
-       echo ${UNAME_MACHINE}-dec-linux-gnu
+       echo ${UNAME_MACHINE}-dec-linux-${LIBC}
        exit ;;
     x86_64:Linux:*:*)
        exit ;;
     x86_64:Linux:*:*)
-       echo x86_64-unknown-linux-gnu
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        exit ;;
     xtensa*:Linux:*:*)
        exit ;;
     xtensa*:Linux:*:*)
-       echo ${UNAME_MACHINE}-unknown-linux-gnu
+       echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
        exit ;;
        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
-       # problems with other programs or directories called `ld' in the path.
-       # 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 targets: *//
-                                   s/ .*//
-                                   p'`
-       case "$ld_supported_targets" in
-         elf32-i386)
-               TENTATIVE="${UNAME_MACHINE}-pc-linux-gnu"
-               ;;
-         a.out-i386-linux)
-               echo "${UNAME_MACHINE}-pc-linux-gnuaout"
-               exit ;;
-         coff-i386)
-               echo "${UNAME_MACHINE}-pc-linux-gnucoff"
-               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 ;;
-       esac
-       # 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
-       #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 $dummy.c 2>/dev/null | sed -n '
-               /^LIBC/{
-                       s: ::g
-                       p
-               }'`"
-       test x"${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
     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
@@ -1057,7 +1053,7 @@ EOF
     i*86:syllable:*:*)
        echo ${UNAME_MACHINE}-pc-syllable
        exit ;;
     i*86:syllable:*:*)
        echo ${UNAME_MACHINE}-pc-syllable
        exit ;;
-    i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.0*:*)
+    i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
        echo i386-unknown-lynxos${UNAME_RELEASE}
        exit ;;
     i*86:*DOS:*:*)
        echo i386-unknown-lynxos${UNAME_RELEASE}
        exit ;;
     i*86:*DOS:*:*)
@@ -1101,8 +1097,11 @@ EOF
     pc:*:*:*)
        # Left here for compatibility:
        # uname -m prints for DJGPP always 'pc', but it prints nothing about
     pc:*:*:*)
        # Left here for compatibility:
        # uname -m prints for DJGPP always 'pc', but it prints nothing about
-       # the processor, so we play safe by assuming i386.
-       echo i386-pc-msdosdjgpp
+       # the processor, so we play safe by assuming i586.
+       # Note: whatever this is, it MUST be the same as what config.sub
+       # prints for the "djgpp" host, or else GDB configury will decide that
+       # this is a cross-build.
+       echo i586-pc-msdosdjgpp
        exit ;;
     Intel:Mach:3*:*)
        echo i386-pc-mach3
        exit ;;
     Intel:Mach:3*:*)
        echo i386-pc-mach3
@@ -1139,7 +1138,17 @@ EOF
          && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;;
     3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
        /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
          && { echo 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; } ;;
+         && { echo i486-ncr-sysv4; exit; } ;;
+    NCR*:*:4.2:* | MPRAS*:*:4.2:*)
+       OS_REL='.3'
+       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${OS_REL}; exit; }
+       /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
+           && { echo i586-ncr-sysv4.3${OS_REL}; exit; }
+       /bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \
+           && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;;
     m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
        echo m68k-unknown-lynxos${UNAME_RELEASE}
        exit ;;
     m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
        echo m68k-unknown-lynxos${UNAME_RELEASE}
        exit ;;
@@ -1152,7 +1161,7 @@ EOF
     rs6000:LynxOS:2.*:*)
        echo rs6000-unknown-lynxos${UNAME_RELEASE}
        exit ;;
     rs6000:LynxOS:2.*:*)
        echo rs6000-unknown-lynxos${UNAME_RELEASE}
        exit ;;
-    PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.0*:*)
+    PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
        echo powerpc-unknown-lynxos${UNAME_RELEASE}
        exit ;;
     SM[BE]S:UNIX_SV:*:*)
        echo powerpc-unknown-lynxos${UNAME_RELEASE}
        exit ;;
     SM[BE]S:UNIX_SV:*:*)
@@ -1172,8 +1181,8 @@ EOF
                echo ns32k-sni-sysv
        fi
        exit ;;
                echo ns32k-sni-sysv
        fi
        exit ;;
-    PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
-                     # says <Richard.M.Bartel@ccMail.Census.GOV>
+    PENTIUM:*:4.0*:*)  # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
+                       # says <Richard.M.Bartel@ccMail.Census.GOV>
        echo i586-unisys-sysv4
        exit ;;
     *:UNIX_System_V:4*:FTX*)
        echo i586-unisys-sysv4
        exit ;;
     *:UNIX_System_V:4*:FTX*)
@@ -1201,9 +1210,9 @@ EOF
        exit ;;
     R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
        if [ -d /usr/nec ]; then
        exit ;;
     R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
        if [ -d /usr/nec ]; then
-               echo mips-nec-sysv${UNAME_RELEASE}
+               echo mips-nec-sysv${UNAME_RELEASE}
        else
        else
-               echo mips-unknown-sysv${UNAME_RELEASE}
+               echo mips-unknown-sysv${UNAME_RELEASE}
        fi
        exit ;;
     BeBox:BeOS:*:*)    # BeOS running on hardware made by Be, PPC only.
        fi
        exit ;;
     BeBox:BeOS:*:*)    # BeOS running on hardware made by Be, PPC only.
@@ -1218,6 +1227,9 @@ EOF
     BePC:Haiku:*:*)    # Haiku running on Intel PC compatible.
        echo i586-pc-haiku
        exit ;;
     BePC:Haiku:*:*)    # Haiku running on Intel PC compatible.
        echo i586-pc-haiku
        exit ;;
+    x86_64:Haiku:*:*)
+       echo x86_64-unknown-haiku
+       exit ;;
     SX-4:SUPER-UX:*:*)
        echo sx4-nec-superux${UNAME_RELEASE}
        exit ;;
     SX-4:SUPER-UX:*:*)
        echo sx4-nec-superux${UNAME_RELEASE}
        exit ;;
@@ -1244,23 +1256,48 @@ EOF
        exit ;;
     *:Darwin:*:*)
        UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown
        exit ;;
     *:Darwin:*:*)
        UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown
-       case $UNAME_PROCESSOR in
-           unknown) UNAME_PROCESSOR=powerpc ;;
-       esac
+       eval $set_cc_for_build
+       if test "$UNAME_PROCESSOR" = unknown ; then
+           UNAME_PROCESSOR=powerpc
+       fi
+       if test `echo "$UNAME_RELEASE" | sed -e 's/\..*//'` -le 10 ; then
+           if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
+               if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
+                   (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
+                   grep IS_64BIT_ARCH >/dev/null
+               then
+                   case $UNAME_PROCESSOR in
+                       i386) UNAME_PROCESSOR=x86_64 ;;
+                       powerpc) UNAME_PROCESSOR=powerpc64 ;;
+                   esac
+               fi
+           fi
+       elif test "$UNAME_PROCESSOR" = i386 ; then
+           # Avoid executing cc on OS X 10.9, as it ships with a stub
+           # that puts up a graphical alert prompting to install
+           # developer tools.  Any system running Mac OS X 10.7 or
+           # later (Darwin 11 and later) is required to have a 64-bit
+           # processor. This is not true of the ARM version of Darwin
+           # that Apple uses in portable devices.
+           UNAME_PROCESSOR=x86_64
+       fi
        echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
        exit ;;
     *:procnto*:*:* | *:QNX:[0123456789]*:*)
        UNAME_PROCESSOR=`uname -p`
        if test "$UNAME_PROCESSOR" = "x86"; then
        echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
        exit ;;
     *:procnto*:*:* | *:QNX:[0123456789]*:*)
        UNAME_PROCESSOR=`uname -p`
        if test "$UNAME_PROCESSOR" = "x86"; then
-           UNAME_PROCESSOR=i386
-           UNAME_MACHINE=pc
+               UNAME_PROCESSOR=i386
+               UNAME_MACHINE=pc
        fi
        echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE}
        exit ;;
     *:QNX:*:4*)
        echo i386-pc-qnx
        exit ;;
        fi
        echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE}
        exit ;;
     *:QNX:*:4*)
        echo i386-pc-qnx
        exit ;;
-    NSE-?:NONSTOP_KERNEL:*:*)
+    NEO-?:NONSTOP_KERNEL:*:*)
+       echo neo-tandem-nsk${UNAME_RELEASE}
+       exit ;;
+    NSE-*:NONSTOP_KERNEL:*:*)
        echo nse-tandem-nsk${UNAME_RELEASE}
        exit ;;
     NSR-?:NONSTOP_KERNEL:*:*)
        echo nse-tandem-nsk${UNAME_RELEASE}
        exit ;;
     NSR-?:NONSTOP_KERNEL:*:*)
@@ -1326,158 +1363,13 @@ EOF
     i*86:rdos:*:*)
        echo ${UNAME_MACHINE}-pc-rdos
        exit ;;
     i*86:rdos:*:*)
        echo ${UNAME_MACHINE}-pc-rdos
        exit ;;
-esac
-
-#echo '(No uname command or uname output not recognized.)' 1>&2
-#echo "${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>
-# include <sys/utsname.h>
-#endif
-main ()
-{
-#if defined (sony)
-#if defined (MIPSEB)
-  /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
-     I don't know....  */
-  printf ("mips-sony-bsd\n"); exit (0);
-#else
-#include <sys/param.h>
-  printf ("m68k-sony-newsos%s\n",
-#ifdef NEWSOS4
-          "4"
-#else
-         ""
-#endif
-         ); exit (0);
-#endif
-#endif
-
-#if defined (__arm) && defined (__acorn) && defined (__unix)
-  printf ("arm-acorn-riscix\n"); exit (0);
-#endif
-
-#if defined (hp300) && !defined (hpux)
-  printf ("m68k-hp-bsd\n"); exit (0);
-#endif
-
-#if defined (NeXT)
-#if !defined (__ARCHITECTURE__)
-#define __ARCHITECTURE__ "m68k"
-#endif
-  int version;
-  version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
-  if (version < 4)
-    printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
-  else
-    printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
-  exit (0);
-#endif
-
-#if defined (MULTIMAX) || defined (n16)
-#if defined (UMAXV)
-  printf ("ns32k-encore-sysv\n"); exit (0);
-#else
-#if defined (CMU)
-  printf ("ns32k-encore-mach\n"); exit (0);
-#else
-  printf ("ns32k-encore-bsd\n"); exit (0);
-#endif
-#endif
-#endif
-
-#if defined (__386BSD__)
-  printf ("i386-pc-bsd\n"); exit (0);
-#endif
-
-#if defined (sequent)
-#if defined (i386)
-  printf ("i386-sequent-dynix\n"); exit (0);
-#endif
-#if defined (ns32000)
-  printf ("ns32k-sequent-dynix\n"); exit (0);
-#endif
-#endif
-
-#if defined (_SEQUENT_)
-    struct utsname un;
-
-    uname(&un);
-
-    if (strncmp(un.version, "V2", 2) == 0) {
-       printf ("i386-sequent-ptx2\n"); exit (0);
-    }
-    if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
-       printf ("i386-sequent-ptx1\n"); exit (0);
-    }
-    printf ("i386-sequent-ptx\n"); exit (0);
-
-#endif
-
-#if defined (vax)
-# 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)
-  printf ("i860-alliant-bsd\n"); exit (0);
-#endif
-
-  exit (1);
-}
-EOF
-
-$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; }
-
-# Convex versions that predate uname can use getsysinfo(1)
-
-if [ -x /usr/convex/getsysinfo ]
-then
-    case `getsysinfo -f cpu_type` in
-    c1*)
-       echo c1-convex-bsd
-       exit ;;
-    c2*)
-       if getsysinfo -f scalar_acc
-       then echo c32-convex-bsd
-       else echo c2-convex-bsd
-       fi
+    i*86:AROS:*:*)
+       echo ${UNAME_MACHINE}-pc-aros
        exit ;;
        exit ;;
-    c34*)
-       echo c34-convex-bsd
+    x86_64:VMkernel:*:*)
+       echo ${UNAME_MACHINE}-unknown-esx
        exit ;;
        exit ;;
-    c38*)
-       echo c38-convex-bsd
-       exit ;;
-    c4*)
-       echo c4-convex-bsd
-       exit ;;
-    esac
-fi
+esac
 
 cat >&2 <<EOF
 $0: unable to guess system type
 
 cat >&2 <<EOF
 $0: unable to guess system type
@@ -1486,9 +1378,9 @@ 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
 
 the operating system you are using. It is advised that you
 download the most up to date version of the config scripts from
 
-  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess
+  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
 and
 and
-  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub
+  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
 
 If the version you run ($0) is already up to date, please
 send the following data and any information you think might be
 
 If the version you run ($0) is already up to date, please
 send the following data and any information you think might be