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kc3-lang/libffi/config.guess

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  • Author : Anthony Green
    Date : 2024-06-01 13:42:29
    Hash : 6993bc14
    Message : Import from upstream

  • config.guess
  • #! /bin/sh
    # Attempt to guess a canonical system name.
    #   Copyright 1992-2024 Free Software Foundation, Inc.
    
    # shellcheck disable=SC2006,SC2268 # see below for rationale
    
    timestamp='2024-01-01'
    
    # 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 3 of the License, or
    # (at your option) any later version.
    #
    # This program is distributed in the hope that it will be useful, but
    # WITHOUT ANY WARRANTY; without even the implied warranty of
    # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    # General Public License for more details.
    #
    # You should have received a copy of the GNU General Public License
    # along with this program; if not, see <https://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
    # 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; maintained since 2000 by Ben Elliston.
    #
    # You can get the latest version of this script from:
    # https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
    #
    # Please send patches to <config-patches@gnu.org>.
    
    
    # The "shellcheck disable" line above the timestamp inhibits complaints
    # about features and limitations of the classic Bourne shell that were
    # superseded or lifted in POSIX.  However, this script identifies a wide
    # variety of pre-POSIX systems that do not have POSIX shells at all, and
    # even some reasonably current systems (Solaris 10 as case-in-point) still
    # have a pre-POSIX /bin/sh.
    
    
    me=`echo "$0" | sed -e 's,.*/,,'`
    
    usage="\
    Usage: $0 [OPTION]
    
    Output the configuration name of the system '$me' is run on.
    
    Options:
      -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 1992-2024 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 $1 in
        --time-stamp | --time* | -t )
           echo "$timestamp" ; exit ;;
        --version | -v )
           echo "$version" ; exit ;;
        --help | --h* | -h )
           echo "$usage"; exit ;;
        -- )     # Stop option processing
           shift; break ;;
        - )	# Use stdin as input.
           break ;;
        -* )
           echo "$me: invalid option $1$help" >&2
           exit 1 ;;
        * )
           break ;;
      esac
    done
    
    if test $# != 0; then
      echo "$me: too many arguments$help" >&2
      exit 1
    fi
    
    # Just in case it came from the environment.
    GUESS=
    
    # 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.
    
    # Portable tmp directory creation inspired by the Autoconf team.
    
    tmp=
    # shellcheck disable=SC2172
    trap 'test -z "$tmp" || rm -fr "$tmp"' 0 1 2 13 15
    
    set_cc_for_build() {
        # prevent multiple calls if $tmp is already set
        test "$tmp" && return 0
        : "${TMPDIR=/tmp}"
        # shellcheck disable=SC2039,SC3028
        { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
    	{ test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir "$tmp" 2>/dev/null) ; } ||
    	{ tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir "$tmp" 2>/dev/null) && echo "Warning: creating insecure temp directory" >&2 ; } ||
    	{ echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; }
        dummy=$tmp/dummy
        case ${CC_FOR_BUILD-},${HOST_CC-},${CC-} in
    	,,)    echo "int x;" > "$dummy.c"
    	       for driver in cc gcc c89 c99 ; do
    		   if ($driver -c -o "$dummy.o" "$dummy.c") >/dev/null 2>&1 ; then
    		       CC_FOR_BUILD=$driver
    		       break
    		   fi
    	       done
    	       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
    }
    
    # This is needed to find uname on a Pyramid OSx when run in the BSD universe.
    # (ghazi@noc.rutgers.edu 1994-08-24)
    if test -f /.attbin/uname ; 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_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
    
    case $UNAME_SYSTEM in
    Linux|GNU|GNU/*)
    	LIBC=unknown
    
    	set_cc_for_build
    	cat <<-EOF > "$dummy.c"
    	#if defined(__ANDROID__)
    	LIBC=android
    	#else
    	#include <features.h>
    	#if defined(__UCLIBC__)
    	LIBC=uclibc
    	#elif defined(__dietlibc__)
    	LIBC=dietlibc
    	#elif defined(__GLIBC__)
    	LIBC=gnu
    	#elif defined(__LLVM_LIBC__)
    	LIBC=llvm
    	#else
    	#include <stdarg.h>
    	/* First heuristic to detect musl libc.  */
    	#ifdef __DEFINED_va_list
    	LIBC=musl
    	#endif
    	#endif
    	#endif
    	EOF
    	cc_set_libc=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
    	eval "$cc_set_libc"
    
    	# Second heuristic to detect musl libc.
    	if [ "$LIBC" = unknown ] &&
    	   command -v ldd >/dev/null &&
    	   ldd --version 2>&1 | grep -q ^musl; then
    		LIBC=musl
    	fi
    
    	# If the system lacks a compiler, then just pick glibc.
    	# We could probably try harder.
    	if [ "$LIBC" = unknown ]; then
    		LIBC=gnu
    	fi
    	;;
    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
    	# 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
    	# compatibility and a consistent mechanism for selecting the
    	# object file format.
    	#
    	# Note: NetBSD doesn't particularly care about the vendor
    	# portion of the name.  We always set it to "unknown".
    	UNAME_MACHINE_ARCH=`(uname -p 2>/dev/null || \
    	    /sbin/sysctl -n hw.machine_arch 2>/dev/null || \
    	    /usr/sbin/sysctl -n hw.machine_arch 2>/dev/null || \
    	    echo unknown)`
    	case $UNAME_MACHINE_ARCH in
    	    aarch64eb) machine=aarch64_be-unknown ;;
    	    armeb) machine=armeb-unknown ;;
    	    arm*) machine=arm-unknown ;;
    	    sh3el) machine=shl-unknown ;;
    	    sh3eb) machine=sh-unknown ;;
    	    sh5el) machine=sh5le-unknown ;;
    	    earmv*)
    		arch=`echo "$UNAME_MACHINE_ARCH" | sed -e 's,^e\(armv[0-9]\).*$,\1,'`
    		endian=`echo "$UNAME_MACHINE_ARCH" | sed -ne 's,^.*\(eb\)$,\1,p'`
    		machine=${arch}${endian}-unknown
    		;;
    	    *) machine=$UNAME_MACHINE_ARCH-unknown ;;
    	esac
    	# The Operating System including object format, if it has switched
    	# to ELF recently (or will in the future) and ABI.
    	case $UNAME_MACHINE_ARCH in
    	    earm*)
    		os=netbsdelf
    		;;
    	    arm*|i386|m68k|ns32k|sh3*|sparc|vax)
    		set_cc_for_build
    		if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
    			| grep -q __ELF__
    		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
    	# Determine ABI tags.
    	case $UNAME_MACHINE_ARCH in
    	    earm*)
    		expr='s/^earmv[0-9]/-eabi/;s/eb$//'
    		abi=`echo "$UNAME_MACHINE_ARCH" | sed -e "$expr"`
    		;;
    	esac
    	# The OS release
    	# Debian GNU/NetBSD machines have a different userland, and
    	# thus, need a distinct triplet. However, they do not need
    	# kernel version information, so it can be replaced with a
    	# suitable tag, in the style of linux-gnu.
    	case $UNAME_VERSION in
    	    Debian*)
    		release='-gnu'
    		;;
    	    *)
    		release=`echo "$UNAME_RELEASE" | sed -e 's/[-_].*//' | cut -d. -f1,2`
    		;;
    	esac
    	# Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
    	# contains redundant information, the shorter form:
    	# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
    	GUESS=$machine-${os}${release}${abi-}
    	;;
        *:Bitrig:*:*)
    	UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'`
    	GUESS=$UNAME_MACHINE_ARCH-unknown-bitrig$UNAME_RELEASE
    	;;
        *:OpenBSD:*:*)
    	UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
    	GUESS=$UNAME_MACHINE_ARCH-unknown-openbsd$UNAME_RELEASE
    	;;
        *:SecBSD:*:*)
    	UNAME_MACHINE_ARCH=`arch | sed 's/SecBSD.//'`
    	GUESS=$UNAME_MACHINE_ARCH-unknown-secbsd$UNAME_RELEASE
    	;;
        *:LibertyBSD:*:*)
    	UNAME_MACHINE_ARCH=`arch | sed 's/^.*BSD\.//'`
    	GUESS=$UNAME_MACHINE_ARCH-unknown-libertybsd$UNAME_RELEASE
    	;;
        *:MidnightBSD:*:*)
    	GUESS=$UNAME_MACHINE-unknown-midnightbsd$UNAME_RELEASE
    	;;
        *:ekkoBSD:*:*)
    	GUESS=$UNAME_MACHINE-unknown-ekkobsd$UNAME_RELEASE
    	;;
        *:SolidBSD:*:*)
    	GUESS=$UNAME_MACHINE-unknown-solidbsd$UNAME_RELEASE
    	;;
        *:OS108:*:*)
    	GUESS=$UNAME_MACHINE-unknown-os108_$UNAME_RELEASE
    	;;
        macppc:MirBSD:*:*)
    	GUESS=powerpc-unknown-mirbsd$UNAME_RELEASE
    	;;
        *:MirBSD:*:*)
    	GUESS=$UNAME_MACHINE-unknown-mirbsd$UNAME_RELEASE
    	;;
        *:Sortix:*:*)
    	GUESS=$UNAME_MACHINE-unknown-sortix
    	;;
        *:Twizzler:*:*)
    	GUESS=$UNAME_MACHINE-unknown-twizzler
    	;;
        *:Redox:*:*)
    	GUESS=$UNAME_MACHINE-unknown-redox
    	;;
        mips:OSF1:*.*)
    	GUESS=mips-dec-osf1
    	;;
        alpha:OSF1:*:*)
    	# Reset EXIT trap before exiting to avoid spurious non-zero exit code.
    	trap '' 0
    	case $UNAME_RELEASE in
    	*4.0)
    		UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
    		;;
    	*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
    	# types through head -n 1, so we only detect the type of CPU 0.
    	ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^  The alpha \(.*\) processor.*$/\1/p' | head -n 1`
    	case $ALPHA_CPU_TYPE in
    	    "EV4 (21064)")
    		UNAME_MACHINE=alpha ;;
    	    "EV4.5 (21064)")
    		UNAME_MACHINE=alpha ;;
    	    "LCA4 (21066/21068)")
    		UNAME_MACHINE=alpha ;;
    	    "EV5 (21164)")
    		UNAME_MACHINE=alphaev5 ;;
    	    "EV5.6 (21164A)")
    		UNAME_MACHINE=alphaev56 ;;
    	    "EV5.6 (21164PC)")
    		UNAME_MACHINE=alphapca56 ;;
    	    "EV5.7 (21164PC)")
    		UNAME_MACHINE=alphapca57 ;;
    	    "EV6 (21264)")
    		UNAME_MACHINE=alphaev6 ;;
    	    "EV6.7 (21264A)")
    		UNAME_MACHINE=alphaev67 ;;
    	    "EV6.8CB (21264C)")
    		UNAME_MACHINE=alphaev68 ;;
    	    "EV6.8AL (21264B)")
    		UNAME_MACHINE=alphaev68 ;;
    	    "EV6.8CX (21264D)")
    		UNAME_MACHINE=alphaev68 ;;
    	    "EV6.9A (21264/EV69A)")
    		UNAME_MACHINE=alphaev69 ;;
    	    "EV7 (21364)")
    		UNAME_MACHINE=alphaev7 ;;
    	    "EV7.9 (21364A)")
    		UNAME_MACHINE=alphaev79 ;;
    	esac
    	# A Pn.n version is a patched version.
    	# A Vn.n version is a released version.
    	# A Tn.n version is a released field test version.
    	# A Xn.n version is an unreleased experimental baselevel.
    	# 1.2 uses "1.2" for uname -r.
    	OSF_REL=`echo "$UNAME_RELEASE" | sed -e 's/^[PVTX]//' | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
    	GUESS=$UNAME_MACHINE-dec-osf$OSF_REL
    	;;
        Amiga*:UNIX_System_V:4.0:*)
    	GUESS=m68k-unknown-sysv4
    	;;
        *:[Aa]miga[Oo][Ss]:*:*)
    	GUESS=$UNAME_MACHINE-unknown-amigaos
    	;;
        *:[Mm]orph[Oo][Ss]:*:*)
    	GUESS=$UNAME_MACHINE-unknown-morphos
    	;;
        *:OS/390:*:*)
    	GUESS=i370-ibm-openedition
    	;;
        *:z/VM:*:*)
    	GUESS=s390-ibm-zvmoe
    	;;
        *:OS400:*:*)
    	GUESS=powerpc-ibm-os400
    	;;
        arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
    	GUESS=arm-acorn-riscix$UNAME_RELEASE
    	;;
        arm*:riscos:*:*|arm*:RISCOS:*:*)
    	GUESS=arm-unknown-riscos
    	;;
        SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
    	GUESS=hppa1.1-hitachi-hiuxmpp
    	;;
        Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
    	# akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
    	case `(/bin/universe) 2>/dev/null` in
    	    att) GUESS=pyramid-pyramid-sysv3 ;;
    	    *)   GUESS=pyramid-pyramid-bsd   ;;
    	esac
    	;;
        NILE*:*:*:dcosx)
    	GUESS=pyramid-pyramid-svr4
    	;;
        DRS?6000:unix:4.0:6*)
    	GUESS=sparc-icl-nx6
    	;;
        DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*)
    	case `/usr/bin/uname -p` in
    	    sparc) GUESS=sparc-icl-nx7 ;;
    	esac
    	;;
        s390x:SunOS:*:*)
    	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
    	GUESS=$UNAME_MACHINE-ibm-solaris2$SUN_REL
    	;;
        sun4H:SunOS:5.*:*)
    	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
    	GUESS=sparc-hal-solaris2$SUN_REL
    	;;
        sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
    	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
    	GUESS=sparc-sun-solaris2$SUN_REL
    	;;
        i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*)
    	GUESS=i386-pc-auroraux$UNAME_RELEASE
    	;;
        i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
    	set_cc_for_build
    	SUN_ARCH=i386
    	# If there is a compiler, see if it is configured for 64-bit objects.
    	# Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
    	# This test works for both compilers.
    	if test "$CC_FOR_BUILD" != no_compiler_found; then
    	    if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
    		(CCOPTS="" $CC_FOR_BUILD -m64 -E - 2>/dev/null) | \
    		grep IS_64BIT_ARCH >/dev/null
    	    then
    		SUN_ARCH=x86_64
    	    fi
    	fi
    	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
    	GUESS=$SUN_ARCH-pc-solaris2$SUN_REL
    	;;
        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.
    	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
    	GUESS=sparc-sun-solaris3$SUN_REL
    	;;
        sun4*:SunOS:*:*)
    	case `/usr/bin/arch -k` in
    	    Series*|S4*)
    		UNAME_RELEASE=`uname -v`
    		;;
    	esac
    	# Japanese Language versions have a version number like '4.1.3-JL'.
    	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/'`
    	GUESS=sparc-sun-sunos$SUN_REL
    	;;
        sun3*:SunOS:*:*)
    	GUESS=m68k-sun-sunos$UNAME_RELEASE
    	;;
        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
    	case `/bin/arch` in
    	    sun3)
    		GUESS=m68k-sun-sunos$UNAME_RELEASE
    		;;
    	    sun4)
    		GUESS=sparc-sun-sunos$UNAME_RELEASE
    		;;
    	esac
    	;;
        aushp:SunOS:*:*)
    	GUESS=sparc-auspex-sunos$UNAME_RELEASE
    	;;
        # The situation for MiNT is a little confusing.  The machine name
        # can be virtually everything (everything which is not
        # "atarist" or "atariste" at least should have a processor
        # > m68000).  The system name ranges from "MiNT" over "FreeMiNT"
        # to the lowercase version "mint" (or "freemint").  Finally
        # the system name "TOS" denotes a system which is actually not
        # MiNT.  But MiNT is downward compatible to TOS, so this should
        # be no problem.
        atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
    	GUESS=m68k-atari-mint$UNAME_RELEASE
    	;;
        atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
    	GUESS=m68k-atari-mint$UNAME_RELEASE
    	;;
        *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
    	GUESS=m68k-atari-mint$UNAME_RELEASE
    	;;
        milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
    	GUESS=m68k-milan-mint$UNAME_RELEASE
    	;;
        hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
    	GUESS=m68k-hades-mint$UNAME_RELEASE
    	;;
        *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
    	GUESS=m68k-unknown-mint$UNAME_RELEASE
    	;;
        m68k:machten:*:*)
    	GUESS=m68k-apple-machten$UNAME_RELEASE
    	;;
        powerpc:machten:*:*)
    	GUESS=powerpc-apple-machten$UNAME_RELEASE
    	;;
        RISC*:Mach:*:*)
    	GUESS=mips-dec-mach_bsd4.3
    	;;
        RISC*:ULTRIX:*:*)
    	GUESS=mips-dec-ultrix$UNAME_RELEASE
    	;;
        VAX*:ULTRIX*:*:*)
    	GUESS=vax-dec-ultrix$UNAME_RELEASE
    	;;
        2020:CLIX:*:* | 2430:CLIX:*:*)
    	GUESS=clipper-intergraph-clix$UNAME_RELEASE
    	;;
        mips:*:*:UMIPS | mips:*:*:RISCos)
    	set_cc_for_build
    	sed 's/^	//' << EOF > "$dummy.c"
    #ifdef __cplusplus
    #include <stdio.h>  /* for printf() prototype */
    	int main (int argc, char *argv[]) {
    #else
    	int main (argc, argv) int argc; char *argv[]; {
    #endif
    	#if defined (host_mips) && defined (MIPSEB)
    	#if defined (SYSTYPE_SYSV)
    	  printf ("mips-mips-riscos%ssysv\\n", argv[1]); exit (0);
    	#endif
    	#if defined (SYSTYPE_SVR4)
    	  printf ("mips-mips-riscos%ssvr4\\n", argv[1]); exit (0);
    	#endif
    	#if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD)
    	  printf ("mips-mips-riscos%sbsd\\n", argv[1]); exit (0);
    	#endif
    	#endif
    	  exit (-1);
    	}
    EOF
    	$CC_FOR_BUILD -o "$dummy" "$dummy.c" &&
    	  dummyarg=`echo "$UNAME_RELEASE" | sed -n 's/\([0-9]*\).*/\1/p'` &&
    	  SYSTEM_NAME=`"$dummy" "$dummyarg"` &&
    	    { echo "$SYSTEM_NAME"; exit; }
    	GUESS=mips-mips-riscos$UNAME_RELEASE
    	;;
        Motorola:PowerMAX_OS:*:*)
    	GUESS=powerpc-motorola-powermax
    	;;
        Motorola:*:4.3:PL8-*)
    	GUESS=powerpc-harris-powermax
    	;;
        Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*)
    	GUESS=powerpc-harris-powermax
    	;;
        Night_Hawk:Power_UNIX:*:*)
    	GUESS=powerpc-harris-powerunix
    	;;
        m88k:CX/UX:7*:*)
    	GUESS=m88k-harris-cxux7
    	;;
        m88k:*:4*:R4*)
    	GUESS=m88k-motorola-sysv4
    	;;
        m88k:*:3*:R3*)
    	GUESS=m88k-motorola-sysv3
    	;;
        AViiON:dgux:*:*)
    	# DG/UX returns AViiON for all architectures
    	UNAME_PROCESSOR=`/usr/bin/uname -p`
    	if test "$UNAME_PROCESSOR" = mc88100 || test "$UNAME_PROCESSOR" = mc88110
    	then
    	    if test "$TARGET_BINARY_INTERFACE"x = m88kdguxelfx || \
    	       test "$TARGET_BINARY_INTERFACE"x = x
    	    then
    		GUESS=m88k-dg-dgux$UNAME_RELEASE
    	    else
    		GUESS=m88k-dg-dguxbcs$UNAME_RELEASE
    	    fi
    	else
    	    GUESS=i586-dg-dgux$UNAME_RELEASE
    	fi
    	;;
        M88*:DolphinOS:*:*)	# DolphinOS (SVR3)
    	GUESS=m88k-dolphin-sysv3
    	;;
        M88*:*:R3*:*)
    	# Delta 88k system running SVR3
    	GUESS=m88k-motorola-sysv3
    	;;
        XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
    	GUESS=m88k-tektronix-sysv3
    	;;
        Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
    	GUESS=m68k-tektronix-bsd
    	;;
        *:IRIX*:*:*)
    	IRIX_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/g'`
    	GUESS=mips-sgi-irix$IRIX_REL
    	;;
        ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
    	GUESS=romp-ibm-aix    # uname -m gives an 8 hex-code CPU id
    	;;                    # Note that: echo "'`uname -s`'" gives 'AIX '
        i*86:AIX:*:*)
    	GUESS=i386-ibm-aix
    	;;
        ia64:AIX:*:*)
    	if test -x /usr/bin/oslevel ; then
    		IBM_REV=`/usr/bin/oslevel`
    	else
    		IBM_REV=$UNAME_VERSION.$UNAME_RELEASE
    	fi
    	GUESS=$UNAME_MACHINE-ibm-aix$IBM_REV
    	;;
        *:AIX:2:3)
    	if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
    		set_cc_for_build
    		sed 's/^		//' << EOF > "$dummy.c"
    		#include <sys/systemcfg.h>
    
    		main()
    			{
    			if (!__power_pc())
    				exit(1);
    			puts("powerpc-ibm-aix3.2.5");
    			exit(0);
    			}
    EOF
    		if $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"`
    		then
    			GUESS=$SYSTEM_NAME
    		else
    			GUESS=rs6000-ibm-aix3.2.5
    		fi
    	elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
    		GUESS=rs6000-ibm-aix3.2.4
    	else
    		GUESS=rs6000-ibm-aix3.2
    	fi
    	;;
        *: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
    	else
    		IBM_ARCH=powerpc
    	fi
    	if test -x /usr/bin/lslpp ; then
    		IBM_REV=`/usr/bin/lslpp -Lqc bos.rte.libc | \
    			   awk -F: '{ print $3 }' | sed s/[0-9]*$/0/`
    	else
    		IBM_REV=$UNAME_VERSION.$UNAME_RELEASE
    	fi
    	GUESS=$IBM_ARCH-ibm-aix$IBM_REV
    	;;
        *:AIX:*:*)
    	GUESS=rs6000-ibm-aix
    	;;
        ibmrt:4.4BSD:*|romp-ibm:4.4BSD:*)
    	GUESS=romp-ibm-bsd4.4
    	;;
        ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
    	GUESS=romp-ibm-bsd$UNAME_RELEASE    # 4.3 with uname added to
    	;;                                  # report: romp-ibm BSD 4.3
        *:BOSX:*:*)
    	GUESS=rs6000-bull-bosx
    	;;
        DPX/2?00:B.O.S.:*:*)
    	GUESS=m68k-bull-sysv3
    	;;
        9000/[34]??:4.3bsd:1.*:*)
    	GUESS=m68k-hp-bsd
    	;;
        hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*)
    	GUESS=m68k-hp-bsd4.4
    	;;
        9000/[34678]??:HP-UX:*:*)
    	HPUX_REV=`echo "$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])
    		if test -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 $sc_kernel_bits in
    			  32) HP_ARCH=hppa2.0n ;;
    			  64) HP_ARCH=hppa2.0w ;;
    			  '') HP_ARCH=hppa2.0 ;;   # HP-UX 10.20
    			esac ;;
    		    esac
    		fi
    		if test "$HP_ARCH" = ""; then
    		    set_cc_for_build
    		    sed 's/^		//' << EOF > "$dummy.c"
    
    		#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);
    
    		    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 "$HP_ARCH" && HP_ARCH=hppa
    		fi ;;
    	esac
    	if test "$HP_ARCH" = hppa2.0w
    	then
    	    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="" $CC_FOR_BUILD -E - 2>/dev/null) |
    		grep -q __LP64__
    	    then
    		HP_ARCH=hppa2.0w
    	    else
    		HP_ARCH=hppa64
    	    fi
    	fi
    	GUESS=$HP_ARCH-hp-hpux$HPUX_REV
    	;;
        ia64:HP-UX:*:*)
    	HPUX_REV=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*.[0B]*//'`
    	GUESS=ia64-hp-hpux$HPUX_REV
    	;;
        3050*:HI-UX:*:*)
    	set_cc_for_build
    	sed 's/^	//' << EOF > "$dummy.c"
    	#include <unistd.h>
    	int
    	main ()
    	{
    	  long cpu = sysconf (_SC_CPU_VERSION);
    	  /* The order matters, because CPU_IS_HP_MC68K erroneously returns
    	     true for CPU_PA_RISC1_0.  CPU_IS_PA_RISC returns correct
    	     results, however.  */
    	  if (CPU_IS_PA_RISC (cpu))
    	    {
    	      switch (cpu)
    		{
    		  case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break;
    		  case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break;
    		  case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break;
    		  default: puts ("hppa-hitachi-hiuxwe2"); break;
    		}
    	    }
    	  else if (CPU_IS_HP_MC68K (cpu))
    	    puts ("m68k-hitachi-hiuxwe2");
    	  else puts ("unknown-hitachi-hiuxwe2");
    	  exit (0);
    	}
    EOF
    	$CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"` &&
    		{ echo "$SYSTEM_NAME"; exit; }
    	GUESS=unknown-hitachi-hiuxwe2
    	;;
        9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:*)
    	GUESS=hppa1.1-hp-bsd
    	;;
        9000/8??:4.3bsd:*:*)
    	GUESS=hppa1.0-hp-bsd
    	;;
        *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
    	GUESS=hppa1.0-hp-mpeix
    	;;
        hp7??:OSF1:*:* | hp8?[79]:OSF1:*:*)
    	GUESS=hppa1.1-hp-osf
    	;;
        hp8??:OSF1:*:*)
    	GUESS=hppa1.0-hp-osf
    	;;
        i*86:OSF1:*:*)
    	if test -x /usr/sbin/sysversion ; then
    	    GUESS=$UNAME_MACHINE-unknown-osf1mk
    	else
    	    GUESS=$UNAME_MACHINE-unknown-osf1
    	fi
    	;;
        parisc*:Lites*:*:*)
    	GUESS=hppa1.1-hp-lites
    	;;
        C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
    	GUESS=c1-convex-bsd
    	;;
        C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
    	if getsysinfo -f scalar_acc
    	then echo c32-convex-bsd
    	else echo c2-convex-bsd
    	fi
    	exit ;;
        C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
    	GUESS=c34-convex-bsd
    	;;
        C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
    	GUESS=c38-convex-bsd
    	;;
        C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
    	GUESS=c4-convex-bsd
    	;;
        CRAY*Y-MP:*:*:*)
    	CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
    	GUESS=ymp-cray-unicos$CRAY_REL
    	;;
        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/\.[^.]*$/.X/'
    	exit ;;
        CRAY*TS:*:*:*)
    	CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
    	GUESS=t90-cray-unicos$CRAY_REL
    	;;
        CRAY*T3E:*:*:*)
    	CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
    	GUESS=alphaev5-cray-unicosmk$CRAY_REL
    	;;
        CRAY*SV1:*:*:*)
    	CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
    	GUESS=sv1-cray-unicos$CRAY_REL
    	;;
        *:UNICOS/mp:*:*)
    	CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
    	GUESS=craynv-cray-unicosmp$CRAY_REL
    	;;
        F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
    	FUJITSU_PROC=`uname -m | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
    	FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
    	FUJITSU_REL=`echo "$UNAME_RELEASE" | sed -e 's/ /_/'`
    	GUESS=${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}
    	;;
        5000:UNIX_System_V:4.*:*)
    	FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
    	FUJITSU_REL=`echo "$UNAME_RELEASE" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/'`
    	GUESS=sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}
    	;;
        i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
    	GUESS=$UNAME_MACHINE-pc-bsdi$UNAME_RELEASE
    	;;
        sparc*:BSD/OS:*:*)
    	GUESS=sparc-unknown-bsdi$UNAME_RELEASE
    	;;
        *:BSD/OS:*:*)
    	GUESS=$UNAME_MACHINE-unknown-bsdi$UNAME_RELEASE
    	;;
        arm:FreeBSD:*:*)
    	UNAME_PROCESSOR=`uname -p`
    	set_cc_for_build
    	if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
    	    | grep -q __ARM_PCS_VFP
    	then
    	    FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
    	    GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabi
    	else
    	    FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
    	    GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabihf
    	fi
    	;;
        *:FreeBSD:*:*)
    	UNAME_PROCESSOR=`uname -p`
    	case $UNAME_PROCESSOR in
    	    amd64)
    		UNAME_PROCESSOR=x86_64 ;;
    	    i386)
    		UNAME_PROCESSOR=i586 ;;
    	esac
    	FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
    	GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL
    	;;
        i*:CYGWIN*:*)
    	GUESS=$UNAME_MACHINE-pc-cygwin
    	;;
        *:MINGW64*:*)
    	GUESS=$UNAME_MACHINE-pc-mingw64
    	;;
        *:MINGW*:*)
    	GUESS=$UNAME_MACHINE-pc-mingw32
    	;;
        *:MSYS*:*)
    	GUESS=$UNAME_MACHINE-pc-msys
    	;;
        i*:PW*:*)
    	GUESS=$UNAME_MACHINE-pc-pw32
    	;;
        *:SerenityOS:*:*)
            GUESS=$UNAME_MACHINE-pc-serenity
            ;;
        *:Interix*:*)
    	case $UNAME_MACHINE in
    	    x86)
    		GUESS=i586-pc-interix$UNAME_RELEASE
    		;;
    	    authenticamd | genuineintel | EM64T)
    		GUESS=x86_64-unknown-interix$UNAME_RELEASE
    		;;
    	    IA64)
    		GUESS=ia64-unknown-interix$UNAME_RELEASE
    		;;
    	esac ;;
        i*:UWIN*:*)
    	GUESS=$UNAME_MACHINE-pc-uwin
    	;;
        amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*)
    	GUESS=x86_64-pc-cygwin
    	;;
        prep*:SunOS:5.*:*)
    	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
    	GUESS=powerpcle-unknown-solaris2$SUN_REL
    	;;
        *:GNU:*:*)
    	# the GNU system
    	GNU_ARCH=`echo "$UNAME_MACHINE" | sed -e 's,[-/].*$,,'`
    	GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's,/.*$,,'`
    	GUESS=$GNU_ARCH-unknown-$LIBC$GNU_REL
    	;;
        *:GNU/*:*:*)
    	# other systems with GNU libc and userland
    	GNU_SYS=`echo "$UNAME_SYSTEM" | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]"`
    	GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
    	GUESS=$UNAME_MACHINE-unknown-$GNU_SYS$GNU_REL-$LIBC
    	;;
        x86_64:[Mm]anagarm:*:*|i?86:[Mm]anagarm:*:*)
    	GUESS="$UNAME_MACHINE-pc-managarm-mlibc"
    	;;
        *:[Mm]anagarm:*:*)
    	GUESS="$UNAME_MACHINE-unknown-managarm-mlibc"
    	;;
        *:Minix:*:*)
    	GUESS=$UNAME_MACHINE-unknown-minix
    	;;
        aarch64:Linux:*:*)
    	set_cc_for_build
    	CPU=$UNAME_MACHINE
    	LIBCABI=$LIBC
    	if test "$CC_FOR_BUILD" != no_compiler_found; then
    	    ABI=64
    	    sed 's/^	    //' << EOF > "$dummy.c"
    	    #ifdef __ARM_EABI__
    	    #ifdef __ARM_PCS_VFP
    	    ABI=eabihf
    	    #else
    	    ABI=eabi
    	    #endif
    	    #endif
    EOF
    	    cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
    	    eval "$cc_set_abi"
    	    case $ABI in
    		eabi | eabihf) CPU=armv8l; LIBCABI=$LIBC$ABI ;;
    	    esac
    	fi
    	GUESS=$CPU-unknown-linux-$LIBCABI
    	;;
        aarch64_be:Linux:*:*)
    	UNAME_MACHINE=aarch64_be
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        alpha:Linux:*:*)
    	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null` 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 "$?" = 0 ; then LIBC=gnulibc1 ; fi
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        arc:Linux:*:* | arceb:Linux:*:* | arc32:Linux:*:* | arc64:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        arm*:Linux:*:*)
    	set_cc_for_build
    	if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
    	    | grep -q __ARM_EABI__
    	then
    	    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	else
    	    if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
    		| grep -q __ARM_PCS_VFP
    	    then
    		GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabi
    	    else
    		GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabihf
    	    fi
    	fi
    	;;
        avr32*:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        cris:Linux:*:*)
    	GUESS=$UNAME_MACHINE-axis-linux-$LIBC
    	;;
        crisv32:Linux:*:*)
    	GUESS=$UNAME_MACHINE-axis-linux-$LIBC
    	;;
        e2k:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        frv:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        hexagon:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        i*86:Linux:*:*)
    	GUESS=$UNAME_MACHINE-pc-linux-$LIBC
    	;;
        ia64:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        k1om:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        kvx:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        kvx:cos:*:*)
    	GUESS=$UNAME_MACHINE-unknown-cos
    	;;
        kvx:mbr:*:*)
    	GUESS=$UNAME_MACHINE-unknown-mbr
    	;;
        loongarch32:Linux:*:* | loongarch64:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        m32r*:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        m68*:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        mips:Linux:*:* | mips64:Linux:*:*)
    	set_cc_for_build
    	IS_GLIBC=0
    	test x"${LIBC}" = xgnu && IS_GLIBC=1
    	sed 's/^	//' << EOF > "$dummy.c"
    	#undef CPU
    	#undef mips
    	#undef mipsel
    	#undef mips64
    	#undef mips64el
    	#if ${IS_GLIBC} && defined(_ABI64)
    	LIBCABI=gnuabi64
    	#else
    	#if ${IS_GLIBC} && defined(_ABIN32)
    	LIBCABI=gnuabin32
    	#else
    	LIBCABI=${LIBC}
    	#endif
    	#endif
    
    	#if ${IS_GLIBC} && defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
    	CPU=mipsisa64r6
    	#else
    	#if ${IS_GLIBC} && !defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
    	CPU=mipsisa32r6
    	#else
    	#if defined(__mips64)
    	CPU=mips64
    	#else
    	CPU=mips
    	#endif
    	#endif
    	#endif
    
    	#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
    	MIPS_ENDIAN=el
    	#else
    	#if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
    	MIPS_ENDIAN=
    	#else
    	MIPS_ENDIAN=
    	#endif
    	#endif
    EOF
    	cc_set_vars=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU\|^MIPS_ENDIAN\|^LIBCABI'`
    	eval "$cc_set_vars"
    	test "x$CPU" != x && { echo "$CPU${MIPS_ENDIAN}-unknown-linux-$LIBCABI"; exit; }
    	;;
        mips64el:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        openrisc*:Linux:*:*)
    	GUESS=or1k-unknown-linux-$LIBC
    	;;
        or32:Linux:*:* | or1k*:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        padre:Linux:*:*)
    	GUESS=sparc-unknown-linux-$LIBC
    	;;
        parisc64:Linux:*:* | hppa64:Linux:*:*)
    	GUESS=hppa64-unknown-linux-$LIBC
    	;;
        parisc:Linux:*:* | hppa:Linux:*:*)
    	# Look for CPU level
    	case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
    	  PA7*) GUESS=hppa1.1-unknown-linux-$LIBC ;;
    	  PA8*) GUESS=hppa2.0-unknown-linux-$LIBC ;;
    	  *)    GUESS=hppa-unknown-linux-$LIBC ;;
    	esac
    	;;
        ppc64:Linux:*:*)
    	GUESS=powerpc64-unknown-linux-$LIBC
    	;;
        ppc:Linux:*:*)
    	GUESS=powerpc-unknown-linux-$LIBC
    	;;
        ppc64le:Linux:*:*)
    	GUESS=powerpc64le-unknown-linux-$LIBC
    	;;
        ppcle:Linux:*:*)
    	GUESS=powerpcle-unknown-linux-$LIBC
    	;;
        riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        s390:Linux:*:* | s390x:Linux:*:*)
    	GUESS=$UNAME_MACHINE-ibm-linux-$LIBC
    	;;
        sh64*:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        sh*:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        sparc:Linux:*:* | sparc64:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        tile*:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        vax:Linux:*:*)
    	GUESS=$UNAME_MACHINE-dec-linux-$LIBC
    	;;
        x86_64:Linux:*:*)
    	set_cc_for_build
    	CPU=$UNAME_MACHINE
    	LIBCABI=$LIBC
    	if test "$CC_FOR_BUILD" != no_compiler_found; then
    	    ABI=64
    	    sed 's/^	    //' << EOF > "$dummy.c"
    	    #ifdef __i386__
    	    ABI=x86
    	    #else
    	    #ifdef __ILP32__
    	    ABI=x32
    	    #endif
    	    #endif
    EOF
    	    cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
    	    eval "$cc_set_abi"
    	    case $ABI in
    		x86) CPU=i686 ;;
    		x32) LIBCABI=${LIBC}x32 ;;
    	    esac
    	fi
    	GUESS=$CPU-pc-linux-$LIBCABI
    	;;
        xtensa*:Linux:*:*)
    	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
    	;;
        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.
    	GUESS=i386-sequent-sysv4
    	;;
        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,
    	# I just have to hope.  -- rms.
    	# Use sysv4.2uw... so that sysv4* matches it.
    	GUESS=$UNAME_MACHINE-pc-sysv4.2uw$UNAME_VERSION
    	;;
        i*86:OS/2:*:*)
    	# If we were able to find 'uname', then EMX Unix compatibility
    	# is probably installed.
    	GUESS=$UNAME_MACHINE-pc-os2-emx
    	;;
        i*86:XTS-300:*:STOP)
    	GUESS=$UNAME_MACHINE-unknown-stop
    	;;
        i*86:atheos:*:*)
    	GUESS=$UNAME_MACHINE-unknown-atheos
    	;;
        i*86:syllable:*:*)
    	GUESS=$UNAME_MACHINE-pc-syllable
    	;;
        i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
    	GUESS=i386-unknown-lynxos$UNAME_RELEASE
    	;;
        i*86:*DOS:*:*)
    	GUESS=$UNAME_MACHINE-pc-msdosdjgpp
    	;;
        i*86:*:4.*:*)
    	UNAME_REL=`echo "$UNAME_RELEASE" | sed 's/\/MP$//'`
    	if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
    		GUESS=$UNAME_MACHINE-univel-sysv$UNAME_REL
    	else
    		GUESS=$UNAME_MACHINE-pc-sysv$UNAME_REL
    	fi
    	;;
        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
    	GUESS=$UNAME_MACHINE-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}
    	;;
        i*86:*:3.2:*)
    	if test -f /usr/options/cb.name; then
    		UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
    		GUESS=$UNAME_MACHINE-pc-isc$UNAME_REL
    	elif /bin/uname -X 2>/dev/null >/dev/null ; then
    		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|grep '^Machine.*Pent *II' >/dev/null) \
    			&& UNAME_MACHINE=i686
    		(/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
    			&& UNAME_MACHINE=i686
    		GUESS=$UNAME_MACHINE-pc-sco$UNAME_REL
    	else
    		GUESS=$UNAME_MACHINE-pc-sysv32
    	fi
    	;;
        pc:*:*:*)
    	# Left here for compatibility:
    	# uname -m prints for DJGPP always 'pc', but it prints nothing about
    	# the processor, so we play safe by assuming i586.
    	# Note: whatever this is, it MUST be the same as what config.sub
    	# prints for the "djgpp" host, or else GDB configure will decide that
    	# this is a cross-build.
    	GUESS=i586-pc-msdosdjgpp
    	;;
        Intel:Mach:3*:*)
    	GUESS=i386-pc-mach3
    	;;
        paragon:*:*:*)
    	GUESS=i860-intel-osf1
    	;;
        i860:*:4.*:*) # i860-SVR4
    	if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
    	  GUESS=i860-stardent-sysv$UNAME_RELEASE    # Stardent Vistra i860-SVR4
    	else # Add other i860-SVR4 vendors below as they are discovered.
    	  GUESS=i860-unknown-sysv$UNAME_RELEASE     # Unknown i860-SVR4
    	fi
    	;;
        mini*:CTIX:SYS*5:*)
    	# "miniframe"
    	GUESS=m68010-convergent-sysv
    	;;
        mc68k:UNIX:SYSTEM5:3.51m)
    	GUESS=m68k-convergent-sysv
    	;;
        M680?0:D-NIX:5.3:*)
    	GUESS=m68k-diab-dnix
    	;;
        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"$OS_REL"; exit; }
    	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
    	  && { echo i586-ncr-sysv4.3"$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; } ;;
        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"$OS_REL"; exit; } ;;
        m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
    	GUESS=m68k-unknown-lynxos$UNAME_RELEASE
    	;;
        mc68030:UNIX_System_V:4.*:*)
    	GUESS=m68k-atari-sysv4
    	;;
        TSUNAMI:LynxOS:2.*:*)
    	GUESS=sparc-unknown-lynxos$UNAME_RELEASE
    	;;
        rs6000:LynxOS:2.*:*)
    	GUESS=rs6000-unknown-lynxos$UNAME_RELEASE
    	;;
        PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
    	GUESS=powerpc-unknown-lynxos$UNAME_RELEASE
    	;;
        SM[BE]S:UNIX_SV:*:*)
    	GUESS=mips-dde-sysv$UNAME_RELEASE
    	;;
        RM*:ReliantUNIX-*:*:*)
    	GUESS=mips-sni-sysv4
    	;;
        RM*:SINIX-*:*:*)
    	GUESS=mips-sni-sysv4
    	;;
        *:SINIX-*:*:*)
    	if uname -p 2>/dev/null >/dev/null ; then
    		UNAME_MACHINE=`(uname -p) 2>/dev/null`
    		GUESS=$UNAME_MACHINE-sni-sysv4
    	else
    		GUESS=ns32k-sni-sysv
    	fi
    	;;
        PENTIUM:*:4.0*:*)	# Unisys 'ClearPath HMP IX 4000' SVR4/MP effort
    			# says <Richard.M.Bartel@ccMail.Census.GOV>
    	GUESS=i586-unisys-sysv4
    	;;
        *:UNIX_System_V:4*:FTX*)
    	# From Gerald Hewes <hewes@openmarket.com>.
    	# How about differentiating between stratus architectures? -djm
    	GUESS=hppa1.1-stratus-sysv4
    	;;
        *:*:*:FTX*)
    	# From seanf@swdc.stratus.com.
    	GUESS=i860-stratus-sysv4
    	;;
        i*86:VOS:*:*)
    	# From Paul.Green@stratus.com.
    	GUESS=$UNAME_MACHINE-stratus-vos
    	;;
        *:VOS:*:*)
    	# From Paul.Green@stratus.com.
    	GUESS=hppa1.1-stratus-vos
    	;;
        mc68*:A/UX:*:*)
    	GUESS=m68k-apple-aux$UNAME_RELEASE
    	;;
        news*:NEWS-OS:6*:*)
    	GUESS=mips-sony-newsos6
    	;;
        R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
    	if test -d /usr/nec; then
    		GUESS=mips-nec-sysv$UNAME_RELEASE
    	else
    		GUESS=mips-unknown-sysv$UNAME_RELEASE
    	fi
    	;;
        BeBox:BeOS:*:*)	# BeOS running on hardware made by Be, PPC only.
    	GUESS=powerpc-be-beos
    	;;
        BeMac:BeOS:*:*)	# BeOS running on Mac or Mac clone, PPC only.
    	GUESS=powerpc-apple-beos
    	;;
        BePC:BeOS:*:*)	# BeOS running on Intel PC compatible.
    	GUESS=i586-pc-beos
    	;;
        BePC:Haiku:*:*)	# Haiku running on Intel PC compatible.
    	GUESS=i586-pc-haiku
    	;;
        ppc:Haiku:*:*)	# Haiku running on Apple PowerPC
    	GUESS=powerpc-apple-haiku
    	;;
        *:Haiku:*:*)	# Haiku modern gcc (not bound by BeOS compat)
    	GUESS=$UNAME_MACHINE-unknown-haiku
    	;;
        SX-4:SUPER-UX:*:*)
    	GUESS=sx4-nec-superux$UNAME_RELEASE
    	;;
        SX-5:SUPER-UX:*:*)
    	GUESS=sx5-nec-superux$UNAME_RELEASE
    	;;
        SX-6:SUPER-UX:*:*)
    	GUESS=sx6-nec-superux$UNAME_RELEASE
    	;;
        SX-7:SUPER-UX:*:*)
    	GUESS=sx7-nec-superux$UNAME_RELEASE
    	;;
        SX-8:SUPER-UX:*:*)
    	GUESS=sx8-nec-superux$UNAME_RELEASE
    	;;
        SX-8R:SUPER-UX:*:*)
    	GUESS=sx8r-nec-superux$UNAME_RELEASE
    	;;
        SX-ACE:SUPER-UX:*:*)
    	GUESS=sxace-nec-superux$UNAME_RELEASE
    	;;
        Power*:Rhapsody:*:*)
    	GUESS=powerpc-apple-rhapsody$UNAME_RELEASE
    	;;
        *:Rhapsody:*:*)
    	GUESS=$UNAME_MACHINE-apple-rhapsody$UNAME_RELEASE
    	;;
        arm64:Darwin:*:*)
    	GUESS=aarch64-apple-darwin$UNAME_RELEASE
    	;;
        *:Darwin:*:*)
    	UNAME_PROCESSOR=`uname -p`
    	case $UNAME_PROCESSOR in
    	    unknown) UNAME_PROCESSOR=powerpc ;;
    	esac
    	if command -v xcode-select > /dev/null 2> /dev/null && \
    		! xcode-select --print-path > /dev/null 2> /dev/null ; then
    	    # Avoid executing cc if there is no toolchain installed as
    	    # cc will be a stub that puts up a graphical alert
    	    # prompting the user to install developer tools.
    	    CC_FOR_BUILD=no_compiler_found
    	else
    	    set_cc_for_build
    	fi
    	if test "$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
    	    # On 10.4-10.6 one might compile for PowerPC via gcc -arch ppc
    	    if (echo '#ifdef __POWERPC__'; echo IS_PPC; echo '#endif') | \
    		   (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
    		   grep IS_PPC >/dev/null
    	    then
    		UNAME_PROCESSOR=powerpc
    	    fi
    	elif test "$UNAME_PROCESSOR" = i386 ; then
    	    # uname -m returns i386 or x86_64
    	    UNAME_PROCESSOR=$UNAME_MACHINE
    	fi
    	GUESS=$UNAME_PROCESSOR-apple-darwin$UNAME_RELEASE
    	;;
        *:procnto*:*:* | *:QNX:[0123456789]*:*)
    	UNAME_PROCESSOR=`uname -p`
    	if test "$UNAME_PROCESSOR" = x86; then
    		UNAME_PROCESSOR=i386
    		UNAME_MACHINE=pc
    	fi
    	GUESS=$UNAME_PROCESSOR-$UNAME_MACHINE-nto-qnx$UNAME_RELEASE
    	;;
        *:QNX:*:4*)
    	GUESS=i386-pc-qnx
    	;;
        NEO-*:NONSTOP_KERNEL:*:*)
    	GUESS=neo-tandem-nsk$UNAME_RELEASE
    	;;
        NSE-*:NONSTOP_KERNEL:*:*)
    	GUESS=nse-tandem-nsk$UNAME_RELEASE
    	;;
        NSR-*:NONSTOP_KERNEL:*:*)
    	GUESS=nsr-tandem-nsk$UNAME_RELEASE
    	;;
        NSV-*:NONSTOP_KERNEL:*:*)
    	GUESS=nsv-tandem-nsk$UNAME_RELEASE
    	;;
        NSX-*:NONSTOP_KERNEL:*:*)
    	GUESS=nsx-tandem-nsk$UNAME_RELEASE
    	;;
        *:NonStop-UX:*:*)
    	GUESS=mips-compaq-nonstopux
    	;;
        BS2000:POSIX*:*:*)
    	GUESS=bs2000-siemens-sysv
    	;;
        DS/*:UNIX_System_V:*:*)
    	GUESS=$UNAME_MACHINE-$UNAME_SYSTEM-$UNAME_RELEASE
    	;;
        *:Plan9:*:*)
    	# "uname -m" is not consistent, so use $cputype instead. 386
    	# is converted to i386 for consistency with other x86
    	# operating systems.
    	if test "${cputype-}" = 386; then
    	    UNAME_MACHINE=i386
    	elif test "x${cputype-}" != x; then
    	    UNAME_MACHINE=$cputype
    	fi
    	GUESS=$UNAME_MACHINE-unknown-plan9
    	;;
        *:TOPS-10:*:*)
    	GUESS=pdp10-unknown-tops10
    	;;
        *:TENEX:*:*)
    	GUESS=pdp10-unknown-tenex
    	;;
        KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
    	GUESS=pdp10-dec-tops20
    	;;
        XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
    	GUESS=pdp10-xkl-tops20
    	;;
        *:TOPS-20:*:*)
    	GUESS=pdp10-unknown-tops20
    	;;
        *:ITS:*:*)
    	GUESS=pdp10-unknown-its
    	;;
        SEI:*:*:SEIUX)
    	GUESS=mips-sei-seiux$UNAME_RELEASE
    	;;
        *:DragonFly:*:*)
    	DRAGONFLY_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
    	GUESS=$UNAME_MACHINE-unknown-dragonfly$DRAGONFLY_REL
    	;;
        *:*VMS:*:*)
    	UNAME_MACHINE=`(uname -p) 2>/dev/null`
    	case $UNAME_MACHINE in
    	    A*) GUESS=alpha-dec-vms ;;
    	    I*) GUESS=ia64-dec-vms ;;
    	    V*) GUESS=vax-dec-vms ;;
    	esac ;;
        *:XENIX:*:SysV)
    	GUESS=i386-pc-xenix
    	;;
        i*86:skyos:*:*)
    	SKYOS_REL=`echo "$UNAME_RELEASE" | sed -e 's/ .*$//'`
    	GUESS=$UNAME_MACHINE-pc-skyos$SKYOS_REL
    	;;
        i*86:rdos:*:*)
    	GUESS=$UNAME_MACHINE-pc-rdos
    	;;
        i*86:Fiwix:*:*)
    	GUESS=$UNAME_MACHINE-pc-fiwix
    	;;
        *:AROS:*:*)
    	GUESS=$UNAME_MACHINE-unknown-aros
    	;;
        x86_64:VMkernel:*:*)
    	GUESS=$UNAME_MACHINE-unknown-esx
    	;;
        amd64:Isilon\ OneFS:*:*)
    	GUESS=x86_64-unknown-onefs
    	;;
        *:Unleashed:*:*)
    	GUESS=$UNAME_MACHINE-unknown-unleashed$UNAME_RELEASE
    	;;
        *:Ironclad:*:*)
    	GUESS=$UNAME_MACHINE-unknown-ironclad
    	;;
    esac
    
    # Do we have a guess based on uname results?
    if test "x$GUESS" != x; then
        echo "$GUESS"
        exit
    fi
    
    # No uname command or uname output not recognized.
    set_cc_for_build
    cat > "$dummy.c" <<EOF
    #ifdef _SEQUENT_
    #include <sys/types.h>
    #include <sys/utsname.h>
    #endif
    #if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
    #if defined (vax) || defined (__vax) || defined (__vax__) || defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
    #include <signal.h>
    #if defined(_SIZE_T_) || defined(SIGLOST)
    #include <sys/utsname.h>
    #endif
    #endif
    #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 (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
    #if defined(_SIZE_T_) || defined(SIGLOST)
      struct utsname un;
      uname (&un);
      printf ("vax-dec-ultrix%s\n", un.release); exit (0);
    #else
      printf ("vax-dec-ultrix\n"); exit (0);
    #endif
    #endif
    #endif
    #if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
    #if defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
    #if defined(_SIZE_T_) || defined(SIGLOST)
      struct utsname *un;
      uname (&un);
      printf ("mips-dec-ultrix%s\n", un.release); exit (0);
    #else
      printf ("mips-dec-ultrix\n"); exit (0);
    #endif
    #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; }
    
    echo "$0: unable to guess system type" >&2
    
    case $UNAME_MACHINE:$UNAME_SYSTEM in
        mips:Linux | mips64:Linux)
    	# If we got here on MIPS GNU/Linux, output extra information.
    	cat >&2 <<EOF
    
    NOTE: MIPS GNU/Linux systems require a C compiler to fully recognize
    the system type. Please install a C compiler and try again.
    EOF
    	;;
    esac
    
    cat >&2 <<EOF
    
    This script (version $timestamp), has failed to recognize the
    operating system you are using. If your script is old, overwrite *all*
    copies of config.guess and config.sub with the latest versions from:
    
      https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
    and
      https://git.savannah.gnu.org/cgit/config.git/plain/config.sub
    EOF
    
    our_year=`echo $timestamp | sed 's,-.*,,'`
    thisyear=`date +%Y`
    # shellcheck disable=SC2003
    script_age=`expr "$thisyear" - "$our_year"`
    if test "$script_age" -lt 3 ; then
       cat >&2 <<EOF
    
    If $0 has already been updated, send the following data and any
    information you think might be pertinent to config-patches@gnu.org to
    provide the necessary information to handle your system.
    
    config.guess timestamp = $timestamp
    
    uname -m = `(uname -m) 2>/dev/null || echo unknown`
    uname -r = `(uname -r) 2>/dev/null || echo unknown`
    uname -s = `(uname -s) 2>/dev/null || echo unknown`
    uname -v = `(uname -v) 2>/dev/null || echo unknown`
    
    /usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null`
    /bin/uname -X     = `(/bin/uname -X) 2>/dev/null`
    
    hostinfo               = `(hostinfo) 2>/dev/null`
    /bin/universe          = `(/bin/universe) 2>/dev/null`
    /usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null`
    /bin/arch              = `(/bin/arch) 2>/dev/null`
    /usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null`
    /usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null`
    
    UNAME_MACHINE = "$UNAME_MACHINE"
    UNAME_RELEASE = "$UNAME_RELEASE"
    UNAME_SYSTEM  = "$UNAME_SYSTEM"
    UNAME_VERSION = "$UNAME_VERSION"
    EOF
    fi
    
    exit 1
    
    # Local variables:
    # eval: (add-hook 'before-save-hook 'time-stamp)
    # time-stamp-start: "timestamp='"
    # time-stamp-format: "%:y-%02m-%02d"
    # time-stamp-end: "'"
    # End: