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config.guess revision 1.1.1.2
      1 #! /bin/sh
      2 # Attempt to guess a canonical system name.
      3 #   Copyright 1992-2021 Free Software Foundation, Inc.
      4 
      5 timestamp='2021-01-01'
      6 
      7 # This file is free software; you can redistribute it and/or modify it
      8 # under the terms of the GNU General Public License as published by
      9 # the Free Software Foundation; either version 3 of the License, or
     10 # (at your option) any later version.
     11 #
     12 # This program is distributed in the hope that it will be useful, but
     13 # WITHOUT ANY WARRANTY; without even the implied warranty of
     14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15 # General Public License for more details.
     16 #
     17 # You should have received a copy of the GNU General Public License
     18 # along with this program; if not, see <https://www.gnu.org/licenses/>.
     19 #
     20 # As a special exception to the GNU General Public License, if you
     21 # distribute this file as part of a program that contains a
     22 # configuration script generated by Autoconf, you may include it under
     23 # the same distribution terms that you use for the rest of that
     24 # program.  This Exception is an additional permission under section 7
     25 # of the GNU General Public License, version 3 ("GPLv3").
     26 #
     27 # Originally written by Per Bothner; maintained since 2000 by Ben Elliston.
     28 #
     29 # You can get the latest version of this script from:
     30 # https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
     31 #
     32 # Please send patches to <config-patches (at] gnu.org>.
     33 
     34 
     35 me=$(echo "$0" | sed -e 's,.*/,,')
     36 
     37 usage="\
     38 Usage: $0 [OPTION]
     39 
     40 Output the configuration name of the system \`$me' is run on.
     41 
     42 Options:
     43   -h, --help         print this help, then exit
     44   -t, --time-stamp   print date of last modification, then exit
     45   -v, --version      print version number, then exit
     46 
     47 Report bugs and patches to <config-patches (at] gnu.org>."
     48 
     49 version="\
     50 GNU config.guess ($timestamp)
     51 
     52 Originally written by Per Bothner.
     53 Copyright 1992-2021 Free Software Foundation, Inc.
     54 
     55 This is free software; see the source for copying conditions.  There is NO
     56 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
     57 
     58 help="
     59 Try \`$me --help' for more information."
     60 
     61 # Parse command line
     62 while test $# -gt 0 ; do
     63   case $1 in
     64     --time-stamp | --time* | -t )
     65        echo "$timestamp" ; exit ;;
     66     --version | -v )
     67        echo "$version" ; exit ;;
     68     --help | --h* | -h )
     69        echo "$usage"; exit ;;
     70     -- )     # Stop option processing
     71        shift; break ;;
     72     - )	# Use stdin as input.
     73        break ;;
     74     -* )
     75        echo "$me: invalid option $1$help" >&2
     76        exit 1 ;;
     77     * )
     78        break ;;
     79   esac
     80 done
     81 
     82 if test $# != 0; then
     83   echo "$me: too many arguments$help" >&2
     84   exit 1
     85 fi
     86 
     87 # CC_FOR_BUILD -- compiler used by this script. Note that the use of a
     88 # compiler to aid in system detection is discouraged as it requires
     89 # temporary files to be created and, as you can see below, it is a
     90 # headache to deal with in a portable fashion.
     91 
     92 # Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still
     93 # use `HOST_CC' if defined, but it is deprecated.
     94 
     95 # Portable tmp directory creation inspired by the Autoconf team.
     96 
     97 tmp=
     98 # shellcheck disable=SC2172
     99 trap 'test -z "$tmp" || rm -fr "$tmp"' 0 1 2 13 15
    100 
    101 set_cc_for_build() {
    102     # prevent multiple calls if $tmp is already set
    103     test "$tmp" && return 0
    104     : "${TMPDIR=/tmp}"
    105     # shellcheck disable=SC2039
    106     { tmp=$( (umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null) && test -n "$tmp" && test -d "$tmp" ; } ||
    107 	{ test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir "$tmp" 2>/dev/null) ; } ||
    108 	{ tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir "$tmp" 2>/dev/null) && echo "Warning: creating insecure temp directory" >&2 ; } ||
    109 	{ echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; }
    110     dummy=$tmp/dummy
    111     case ${CC_FOR_BUILD-},${HOST_CC-},${CC-} in
    112 	,,)    echo "int x;" > "$dummy.c"
    113 	       for driver in cc gcc c89 c99 ; do
    114 		   if ($driver -c -o "$dummy.o" "$dummy.c") >/dev/null 2>&1 ; then
    115 		       CC_FOR_BUILD="$driver"
    116 		       break
    117 		   fi
    118 	       done
    119 	       if test x"$CC_FOR_BUILD" = x ; then
    120 		   CC_FOR_BUILD=no_compiler_found
    121 	       fi
    122 	       ;;
    123 	,,*)   CC_FOR_BUILD=$CC ;;
    124 	,*,*)  CC_FOR_BUILD=$HOST_CC ;;
    125     esac
    126 }
    127 
    128 # This is needed to find uname on a Pyramid OSx when run in the BSD universe.
    129 # (ghazi (at] noc.rutgers.edu 1994-08-24)
    130 if test -f /.attbin/uname ; then
    131 	PATH=$PATH:/.attbin ; export PATH
    132 fi
    133 
    134 UNAME_MACHINE=$( (uname -m) 2>/dev/null) || UNAME_MACHINE=unknown
    135 UNAME_RELEASE=$( (uname -r) 2>/dev/null) || UNAME_RELEASE=unknown
    136 UNAME_SYSTEM=$( (uname -s) 2>/dev/null) || UNAME_SYSTEM=unknown
    137 UNAME_VERSION=$( (uname -v) 2>/dev/null) || UNAME_VERSION=unknown
    138 
    139 case "$UNAME_SYSTEM" in
    140 Linux|GNU|GNU/*)
    141 	LIBC=unknown
    142 
    143 	set_cc_for_build
    144 	cat <<-EOF > "$dummy.c"
    145 	#include <features.h>
    146 	#if defined(__UCLIBC__)
    147 	LIBC=uclibc
    148 	#elif defined(__dietlibc__)
    149 	LIBC=dietlibc
    150 	#elif defined(__GLIBC__)
    151 	LIBC=gnu
    152 	#else
    153 	#include <stdarg.h>
    154 	/* First heuristic to detect musl libc.  */
    155 	#ifdef __DEFINED_va_list
    156 	LIBC=musl
    157 	#endif
    158 	#endif
    159 	EOF
    160 	eval "$($CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g')"
    161 
    162 	# Second heuristic to detect musl libc.
    163 	if [ "$LIBC" = unknown ] &&
    164 	   command -v ldd >/dev/null &&
    165 	   ldd --version 2>&1 | grep -q ^musl; then
    166 		LIBC=musl
    167 	fi
    168 
    169 	# If the system lacks a compiler, then just pick glibc.
    170 	# We could probably try harder.
    171 	if [ "$LIBC" = unknown ]; then
    172 		LIBC=gnu
    173 	fi
    174 	;;
    175 esac
    176 
    177 # Note: order is significant - the case branches are not exclusive.
    178 
    179 case "$UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION" in
    180     *:NetBSD:*:*)
    181 	# NetBSD (nbsd) targets should (where applicable) match one or
    182 	# more of the tuples: *-*-netbsdelf*, *-*-netbsdaout*,
    183 	# *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
    184 	# switched to ELF, *-*-netbsd* would select the old
    185 	# object file format.  This provides both forward
    186 	# compatibility and a consistent mechanism for selecting the
    187 	# object file format.
    188 	#
    189 	# Note: NetBSD doesn't particularly care about the vendor
    190 	# portion of the name.  We always set it to "unknown".
    191 	sysctl="sysctl -n hw.machine_arch"
    192 	UNAME_MACHINE_ARCH=$( (uname -p 2>/dev/null || \
    193 	    "/sbin/$sysctl" 2>/dev/null || \
    194 	    "/usr/sbin/$sysctl" 2>/dev/null || \
    195 	    echo unknown))
    196 	case "$UNAME_MACHINE_ARCH" in
    197 	    aarch64eb) machine=aarch64_be-unknown ;;
    198 	    armeb) machine=armeb-unknown ;;
    199 	    arm*) machine=arm-unknown ;;
    200 	    sh3el) machine=shl-unknown ;;
    201 	    sh3eb) machine=sh-unknown ;;
    202 	    sh5el) machine=sh5le-unknown ;;
    203 	    earmv*)
    204 		arch=$(echo "$UNAME_MACHINE_ARCH" | sed -e 's,^e\(armv[0-9]\).*$,\1,')
    205 		endian=$(echo "$UNAME_MACHINE_ARCH" | sed -ne 's,^.*\(eb\)$,\1,p')
    206 		machine="${arch}${endian}"-unknown
    207 		;;
    208 	    *) machine="$UNAME_MACHINE_ARCH"-unknown ;;
    209 	esac
    210 	# The Operating System including object format, if it has switched
    211 	# to ELF recently (or will in the future) and ABI.
    212 	case "$UNAME_MACHINE_ARCH" in
    213 	    earm*)
    214 		os=netbsdelf
    215 		;;
    216 	    arm*|i386|m68k|ns32k|sh3*|sparc|vax)
    217 		set_cc_for_build
    218 		if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
    219 			| grep -q __ELF__
    220 		then
    221 		    # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
    222 		    # Return netbsd for either.  FIX?
    223 		    os=netbsd
    224 		else
    225 		    os=netbsdelf
    226 		fi
    227 		;;
    228 	    *)
    229 		os=netbsd
    230 		;;
    231 	esac
    232 	# Determine ABI tags.
    233 	case "$UNAME_MACHINE_ARCH" in
    234 	    earm*)
    235 		expr='s/^earmv[0-9]/-eabi/;s/eb$//'
    236 		abi=$(echo "$UNAME_MACHINE_ARCH" | sed -e "$expr")
    237 		;;
    238 	esac
    239 	# The OS release
    240 	# Debian GNU/NetBSD machines have a different userland, and
    241 	# thus, need a distinct triplet. However, they do not need
    242 	# kernel version information, so it can be replaced with a
    243 	# suitable tag, in the style of linux-gnu.
    244 	case "$UNAME_VERSION" in
    245 	    Debian*)
    246 		release='-gnu'
    247 		;;
    248 	    *)
    249 		release=$(echo "$UNAME_RELEASE" | sed -e 's/[-_].*//' | cut -d. -f1,2)
    250 		;;
    251 	esac
    252 	# Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
    253 	# contains redundant information, the shorter form:
    254 	# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
    255 	echo "$machine-${os}${release}${abi-}"
    256 	exit ;;
    257     *:Bitrig:*:*)
    258 	UNAME_MACHINE_ARCH=$(arch | sed 's/Bitrig.//')
    259 	echo "$UNAME_MACHINE_ARCH"-unknown-bitrig"$UNAME_RELEASE"
    260 	exit ;;
    261     *:OpenBSD:*:*)
    262 	UNAME_MACHINE_ARCH=$(arch | sed 's/OpenBSD.//')
    263 	echo "$UNAME_MACHINE_ARCH"-unknown-openbsd"$UNAME_RELEASE"
    264 	exit ;;
    265     *:LibertyBSD:*:*)
    266 	UNAME_MACHINE_ARCH=$(arch | sed 's/^.*BSD\.//')
    267 	echo "$UNAME_MACHINE_ARCH"-unknown-libertybsd"$UNAME_RELEASE"
    268 	exit ;;
    269     *:MidnightBSD:*:*)
    270 	echo "$UNAME_MACHINE"-unknown-midnightbsd"$UNAME_RELEASE"
    271 	exit ;;
    272     *:ekkoBSD:*:*)
    273 	echo "$UNAME_MACHINE"-unknown-ekkobsd"$UNAME_RELEASE"
    274 	exit ;;
    275     *:SolidBSD:*:*)
    276 	echo "$UNAME_MACHINE"-unknown-solidbsd"$UNAME_RELEASE"
    277 	exit ;;
    278     *:OS108:*:*)
    279 	echo "$UNAME_MACHINE"-unknown-os108_"$UNAME_RELEASE"
    280 	exit ;;
    281     macppc:MirBSD:*:*)
    282 	echo powerpc-unknown-mirbsd"$UNAME_RELEASE"
    283 	exit ;;
    284     *:MirBSD:*:*)
    285 	echo "$UNAME_MACHINE"-unknown-mirbsd"$UNAME_RELEASE"
    286 	exit ;;
    287     *:Sortix:*:*)
    288 	echo "$UNAME_MACHINE"-unknown-sortix
    289 	exit ;;
    290     *:Twizzler:*:*)
    291 	echo "$UNAME_MACHINE"-unknown-twizzler
    292 	exit ;;
    293     *:Redox:*:*)
    294 	echo "$UNAME_MACHINE"-unknown-redox
    295 	exit ;;
    296     mips:OSF1:*.*)
    297 	echo mips-dec-osf1
    298 	exit ;;
    299     alpha:OSF1:*:*)
    300 	case $UNAME_RELEASE in
    301 	*4.0)
    302 		UNAME_RELEASE=$(/usr/sbin/sizer -v | awk '{print $3}')
    303 		;;
    304 	*5.*)
    305 		UNAME_RELEASE=$(/usr/sbin/sizer -v | awk '{print $4}')
    306 		;;
    307 	esac
    308 	# According to Compaq, /usr/sbin/psrinfo has been available on
    309 	# OSF/1 and Tru64 systems produced since 1995.  I hope that
    310 	# covers most systems running today.  This code pipes the CPU
    311 	# types through head -n 1, so we only detect the type of CPU 0.
    312 	ALPHA_CPU_TYPE=$(/usr/sbin/psrinfo -v | sed -n -e 's/^  The alpha \(.*\) processor.*$/\1/p' | head -n 1)
    313 	case "$ALPHA_CPU_TYPE" in
    314 	    "EV4 (21064)")
    315 		UNAME_MACHINE=alpha ;;
    316 	    "EV4.5 (21064)")
    317 		UNAME_MACHINE=alpha ;;
    318 	    "LCA4 (21066/21068)")
    319 		UNAME_MACHINE=alpha ;;
    320 	    "EV5 (21164)")
    321 		UNAME_MACHINE=alphaev5 ;;
    322 	    "EV5.6 (21164A)")
    323 		UNAME_MACHINE=alphaev56 ;;
    324 	    "EV5.6 (21164PC)")
    325 		UNAME_MACHINE=alphapca56 ;;
    326 	    "EV5.7 (21164PC)")
    327 		UNAME_MACHINE=alphapca57 ;;
    328 	    "EV6 (21264)")
    329 		UNAME_MACHINE=alphaev6 ;;
    330 	    "EV6.7 (21264A)")
    331 		UNAME_MACHINE=alphaev67 ;;
    332 	    "EV6.8CB (21264C)")
    333 		UNAME_MACHINE=alphaev68 ;;
    334 	    "EV6.8AL (21264B)")
    335 		UNAME_MACHINE=alphaev68 ;;
    336 	    "EV6.8CX (21264D)")
    337 		UNAME_MACHINE=alphaev68 ;;
    338 	    "EV6.9A (21264/EV69A)")
    339 		UNAME_MACHINE=alphaev69 ;;
    340 	    "EV7 (21364)")
    341 		UNAME_MACHINE=alphaev7 ;;
    342 	    "EV7.9 (21364A)")
    343 		UNAME_MACHINE=alphaev79 ;;
    344 	esac
    345 	# A Pn.n version is a patched version.
    346 	# A Vn.n version is a released version.
    347 	# A Tn.n version is a released field test version.
    348 	# A Xn.n version is an unreleased experimental baselevel.
    349 	# 1.2 uses "1.2" for uname -r.
    350 	echo "$UNAME_MACHINE"-dec-osf"$(echo "$UNAME_RELEASE" | sed -e 's/^[PVTX]//' | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz)"
    351 	# Reset EXIT trap before exiting to avoid spurious non-zero exit code.
    352 	exitcode=$?
    353 	trap '' 0
    354 	exit $exitcode ;;
    355     Amiga*:UNIX_System_V:4.0:*)
    356 	echo m68k-unknown-sysv4
    357 	exit ;;
    358     *:[Aa]miga[Oo][Ss]:*:*)
    359 	echo "$UNAME_MACHINE"-unknown-amigaos
    360 	exit ;;
    361     *:[Mm]orph[Oo][Ss]:*:*)
    362 	echo "$UNAME_MACHINE"-unknown-morphos
    363 	exit ;;
    364     *:OS/390:*:*)
    365 	echo i370-ibm-openedition
    366 	exit ;;
    367     *:z/VM:*:*)
    368 	echo s390-ibm-zvmoe
    369 	exit ;;
    370     *:OS400:*:*)
    371 	echo powerpc-ibm-os400
    372 	exit ;;
    373     arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
    374 	echo arm-acorn-riscix"$UNAME_RELEASE"
    375 	exit ;;
    376     arm*:riscos:*:*|arm*:RISCOS:*:*)
    377 	echo arm-unknown-riscos
    378 	exit ;;
    379     SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
    380 	echo hppa1.1-hitachi-hiuxmpp
    381 	exit ;;
    382     Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
    383 	# akee (at] wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
    384 	if test "$( (/bin/universe) 2>/dev/null)" = att ; then
    385 		echo pyramid-pyramid-sysv3
    386 	else
    387 		echo pyramid-pyramid-bsd
    388 	fi
    389 	exit ;;
    390     NILE*:*:*:dcosx)
    391 	echo pyramid-pyramid-svr4
    392 	exit ;;
    393     DRS?6000:unix:4.0:6*)
    394 	echo sparc-icl-nx6
    395 	exit ;;
    396     DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*)
    397 	case $(/usr/bin/uname -p) in
    398 	    sparc) echo sparc-icl-nx7; exit ;;
    399 	esac ;;
    400     s390x:SunOS:*:*)
    401 	echo "$UNAME_MACHINE"-ibm-solaris2"$(echo "$UNAME_RELEASE" | sed -e 's/[^.]*//')"
    402 	exit ;;
    403     sun4H:SunOS:5.*:*)
    404 	echo sparc-hal-solaris2"$(echo "$UNAME_RELEASE"|sed -e 's/[^.]*//')"
    405 	exit ;;
    406     sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
    407 	echo sparc-sun-solaris2"$(echo "$UNAME_RELEASE" | sed -e 's/[^.]*//')"
    408 	exit ;;
    409     i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*)
    410 	echo i386-pc-auroraux"$UNAME_RELEASE"
    411 	exit ;;
    412     i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
    413 	set_cc_for_build
    414 	SUN_ARCH=i386
    415 	# If there is a compiler, see if it is configured for 64-bit objects.
    416 	# Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
    417 	# This test works for both compilers.
    418 	if test "$CC_FOR_BUILD" != no_compiler_found; then
    419 	    if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
    420 		(CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
    421 		grep IS_64BIT_ARCH >/dev/null
    422 	    then
    423 		SUN_ARCH=x86_64
    424 	    fi
    425 	fi
    426 	echo "$SUN_ARCH"-pc-solaris2"$(echo "$UNAME_RELEASE"|sed -e 's/[^.]*//')"
    427 	exit ;;
    428     sun4*:SunOS:6*:*)
    429 	# According to config.sub, this is the proper way to canonicalize
    430 	# SunOS6.  Hard to guess exactly what SunOS6 will be like, but
    431 	# it's likely to be more like Solaris than SunOS4.
    432 	echo sparc-sun-solaris3"$(echo "$UNAME_RELEASE"|sed -e 's/[^.]*//')"
    433 	exit ;;
    434     sun4*:SunOS:*:*)
    435 	case "$(/usr/bin/arch -k)" in
    436 	    Series*|S4*)
    437 		UNAME_RELEASE=$(uname -v)
    438 		;;
    439 	esac
    440 	# Japanese Language versions have a version number like `4.1.3-JL'.
    441 	echo sparc-sun-sunos"$(echo "$UNAME_RELEASE"|sed -e 's/-/_/')"
    442 	exit ;;
    443     sun3*:SunOS:*:*)
    444 	echo m68k-sun-sunos"$UNAME_RELEASE"
    445 	exit ;;
    446     sun*:*:4.2BSD:*)
    447 	UNAME_RELEASE=$( (sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null)
    448 	test "x$UNAME_RELEASE" = x && UNAME_RELEASE=3
    449 	case "$(/bin/arch)" in
    450 	    sun3)
    451 		echo m68k-sun-sunos"$UNAME_RELEASE"
    452 		;;
    453 	    sun4)
    454 		echo sparc-sun-sunos"$UNAME_RELEASE"
    455 		;;
    456 	esac
    457 	exit ;;
    458     aushp:SunOS:*:*)
    459 	echo sparc-auspex-sunos"$UNAME_RELEASE"
    460 	exit ;;
    461     # The situation for MiNT is a little confusing.  The machine name
    462     # can be virtually everything (everything which is not
    463     # "atarist" or "atariste" at least should have a processor
    464     # > m68000).  The system name ranges from "MiNT" over "FreeMiNT"
    465     # to the lowercase version "mint" (or "freemint").  Finally
    466     # the system name "TOS" denotes a system which is actually not
    467     # MiNT.  But MiNT is downward compatible to TOS, so this should
    468     # be no problem.
    469     atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
    470 	echo m68k-atari-mint"$UNAME_RELEASE"
    471 	exit ;;
    472     atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
    473 	echo m68k-atari-mint"$UNAME_RELEASE"
    474 	exit ;;
    475     *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
    476 	echo m68k-atari-mint"$UNAME_RELEASE"
    477 	exit ;;
    478     milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
    479 	echo m68k-milan-mint"$UNAME_RELEASE"
    480 	exit ;;
    481     hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
    482 	echo m68k-hades-mint"$UNAME_RELEASE"
    483 	exit ;;
    484     *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
    485 	echo m68k-unknown-mint"$UNAME_RELEASE"
    486 	exit ;;
    487     m68k:machten:*:*)
    488 	echo m68k-apple-machten"$UNAME_RELEASE"
    489 	exit ;;
    490     powerpc:machten:*:*)
    491 	echo powerpc-apple-machten"$UNAME_RELEASE"
    492 	exit ;;
    493     RISC*:Mach:*:*)
    494 	echo mips-dec-mach_bsd4.3
    495 	exit ;;
    496     RISC*:ULTRIX:*:*)
    497 	echo mips-dec-ultrix"$UNAME_RELEASE"
    498 	exit ;;
    499     VAX*:ULTRIX*:*:*)
    500 	echo vax-dec-ultrix"$UNAME_RELEASE"
    501 	exit ;;
    502     2020:CLIX:*:* | 2430:CLIX:*:*)
    503 	echo clipper-intergraph-clix"$UNAME_RELEASE"
    504 	exit ;;
    505     mips:*:*:UMIPS | mips:*:*:RISCos)
    506 	set_cc_for_build
    507 	sed 's/^	//' << EOF > "$dummy.c"
    508 #ifdef __cplusplus
    509 #include <stdio.h>  /* for printf() prototype */
    510 	int main (int argc, char *argv[]) {
    511 #else
    512 	int main (argc, argv) int argc; char *argv[]; {
    513 #endif
    514 	#if defined (host_mips) && defined (MIPSEB)
    515 	#if defined (SYSTYPE_SYSV)
    516 	  printf ("mips-mips-riscos%ssysv\\n", argv[1]); exit (0);
    517 	#endif
    518 	#if defined (SYSTYPE_SVR4)
    519 	  printf ("mips-mips-riscos%ssvr4\\n", argv[1]); exit (0);
    520 	#endif
    521 	#if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD)
    522 	  printf ("mips-mips-riscos%sbsd\\n", argv[1]); exit (0);
    523 	#endif
    524 	#endif
    525 	  exit (-1);
    526 	}
    527 EOF
    528 	$CC_FOR_BUILD -o "$dummy" "$dummy.c" &&
    529 	  dummyarg=$(echo "$UNAME_RELEASE" | sed -n 's/\([0-9]*\).*/\1/p') &&
    530 	  SYSTEM_NAME=$("$dummy" "$dummyarg") &&
    531 	    { echo "$SYSTEM_NAME"; exit; }
    532 	echo mips-mips-riscos"$UNAME_RELEASE"
    533 	exit ;;
    534     Motorola:PowerMAX_OS:*:*)
    535 	echo powerpc-motorola-powermax
    536 	exit ;;
    537     Motorola:*:4.3:PL8-*)
    538 	echo powerpc-harris-powermax
    539 	exit ;;
    540     Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*)
    541 	echo powerpc-harris-powermax
    542 	exit ;;
    543     Night_Hawk:Power_UNIX:*:*)
    544 	echo powerpc-harris-powerunix
    545 	exit ;;
    546     m88k:CX/UX:7*:*)
    547 	echo m88k-harris-cxux7
    548 	exit ;;
    549     m88k:*:4*:R4*)
    550 	echo m88k-motorola-sysv4
    551 	exit ;;
    552     m88k:*:3*:R3*)
    553 	echo m88k-motorola-sysv3
    554 	exit ;;
    555     AViiON:dgux:*:*)
    556 	# DG/UX returns AViiON for all architectures
    557 	UNAME_PROCESSOR=$(/usr/bin/uname -p)
    558 	if test "$UNAME_PROCESSOR" = mc88100 || test "$UNAME_PROCESSOR" = mc88110
    559 	then
    560 	    if test "$TARGET_BINARY_INTERFACE"x = m88kdguxelfx || \
    561 	       test "$TARGET_BINARY_INTERFACE"x = x
    562 	    then
    563 		echo m88k-dg-dgux"$UNAME_RELEASE"
    564 	    else
    565 		echo m88k-dg-dguxbcs"$UNAME_RELEASE"
    566 	    fi
    567 	else
    568 	    echo i586-dg-dgux"$UNAME_RELEASE"
    569 	fi
    570 	exit ;;
    571     M88*:DolphinOS:*:*)	# DolphinOS (SVR3)
    572 	echo m88k-dolphin-sysv3
    573 	exit ;;
    574     M88*:*:R3*:*)
    575 	# Delta 88k system running SVR3
    576 	echo m88k-motorola-sysv3
    577 	exit ;;
    578     XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
    579 	echo m88k-tektronix-sysv3
    580 	exit ;;
    581     Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
    582 	echo m68k-tektronix-bsd
    583 	exit ;;
    584     *:IRIX*:*:*)
    585 	echo mips-sgi-irix"$(echo "$UNAME_RELEASE"|sed -e 's/-/_/g')"
    586 	exit ;;
    587     ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
    588 	echo romp-ibm-aix     # uname -m gives an 8 hex-code CPU id
    589 	exit ;;               # Note that: echo "'$(uname -s)'" gives 'AIX '
    590     i*86:AIX:*:*)
    591 	echo i386-ibm-aix
    592 	exit ;;
    593     ia64:AIX:*:*)
    594 	if test -x /usr/bin/oslevel ; then
    595 		IBM_REV=$(/usr/bin/oslevel)
    596 	else
    597 		IBM_REV="$UNAME_VERSION.$UNAME_RELEASE"
    598 	fi
    599 	echo "$UNAME_MACHINE"-ibm-aix"$IBM_REV"
    600 	exit ;;
    601     *:AIX:2:3)
    602 	if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
    603 		set_cc_for_build
    604 		sed 's/^		//' << EOF > "$dummy.c"
    605 		#include <sys/systemcfg.h>
    606 
    607 		main()
    608 			{
    609 			if (!__power_pc())
    610 				exit(1);
    611 			puts("powerpc-ibm-aix3.2.5");
    612 			exit(0);
    613 			}
    614 EOF
    615 		if $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=$("$dummy")
    616 		then
    617 			echo "$SYSTEM_NAME"
    618 		else
    619 			echo rs6000-ibm-aix3.2.5
    620 		fi
    621 	elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
    622 		echo rs6000-ibm-aix3.2.4
    623 	else
    624 		echo rs6000-ibm-aix3.2
    625 	fi
    626 	exit ;;
    627     *:AIX:*:[4567])
    628 	IBM_CPU_ID=$(/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }')
    629 	if /usr/sbin/lsattr -El "$IBM_CPU_ID" | grep ' POWER' >/dev/null 2>&1; then
    630 		IBM_ARCH=rs6000
    631 	else
    632 		IBM_ARCH=powerpc
    633 	fi
    634 	if test -x /usr/bin/lslpp ; then
    635 		IBM_REV=$(/usr/bin/lslpp -Lqc bos.rte.libc |
    636 			   awk -F: '{ print $3 }' | sed s/[0-9]*$/0/)
    637 	else
    638 		IBM_REV="$UNAME_VERSION.$UNAME_RELEASE"
    639 	fi
    640 	echo "$IBM_ARCH"-ibm-aix"$IBM_REV"
    641 	exit ;;
    642     *:AIX:*:*)
    643 	echo rs6000-ibm-aix
    644 	exit ;;
    645     ibmrt:4.4BSD:*|romp-ibm:4.4BSD:*)
    646 	echo romp-ibm-bsd4.4
    647 	exit ;;
    648     ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
    649 	echo romp-ibm-bsd"$UNAME_RELEASE"   # 4.3 with uname added to
    650 	exit ;;                             # report: romp-ibm BSD 4.3
    651     *:BOSX:*:*)
    652 	echo rs6000-bull-bosx
    653 	exit ;;
    654     DPX/2?00:B.O.S.:*:*)
    655 	echo m68k-bull-sysv3
    656 	exit ;;
    657     9000/[34]??:4.3bsd:1.*:*)
    658 	echo m68k-hp-bsd
    659 	exit ;;
    660     hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*)
    661 	echo m68k-hp-bsd4.4
    662 	exit ;;
    663     9000/[34678]??:HP-UX:*:*)
    664 	HPUX_REV=$(echo "$UNAME_RELEASE"|sed -e 's/[^.]*.[0B]*//')
    665 	case "$UNAME_MACHINE" in
    666 	    9000/31?)            HP_ARCH=m68000 ;;
    667 	    9000/[34]??)         HP_ARCH=m68k ;;
    668 	    9000/[678][0-9][0-9])
    669 		if test -x /usr/bin/getconf; then
    670 		    sc_cpu_version=$(/usr/bin/getconf SC_CPU_VERSION 2>/dev/null)
    671 		    sc_kernel_bits=$(/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null)
    672 		    case "$sc_cpu_version" in
    673 		      523) HP_ARCH=hppa1.0 ;; # CPU_PA_RISC1_0
    674 		      528) HP_ARCH=hppa1.1 ;; # CPU_PA_RISC1_1
    675 		      532)                      # CPU_PA_RISC2_0
    676 			case "$sc_kernel_bits" in
    677 			  32) HP_ARCH=hppa2.0n ;;
    678 			  64) HP_ARCH=hppa2.0w ;;
    679 			  '') HP_ARCH=hppa2.0 ;;   # HP-UX 10.20
    680 			esac ;;
    681 		    esac
    682 		fi
    683 		if test "$HP_ARCH" = ""; then
    684 		    set_cc_for_build
    685 		    sed 's/^		//' << EOF > "$dummy.c"
    686 
    687 		#define _HPUX_SOURCE
    688 		#include <stdlib.h>
    689 		#include <unistd.h>
    690 
    691 		int main ()
    692 		{
    693 		#if defined(_SC_KERNEL_BITS)
    694 		    long bits = sysconf(_SC_KERNEL_BITS);
    695 		#endif
    696 		    long cpu  = sysconf (_SC_CPU_VERSION);
    697 
    698 		    switch (cpu)
    699 			{
    700 			case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
    701 			case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
    702 			case CPU_PA_RISC2_0:
    703 		#if defined(_SC_KERNEL_BITS)
    704 			    switch (bits)
    705 				{
    706 				case 64: puts ("hppa2.0w"); break;
    707 				case 32: puts ("hppa2.0n"); break;
    708 				default: puts ("hppa2.0"); break;
    709 				} break;
    710 		#else  /* !defined(_SC_KERNEL_BITS) */
    711 			    puts ("hppa2.0"); break;
    712 		#endif
    713 			default: puts ("hppa1.0"); break;
    714 			}
    715 		    exit (0);
    716 		}
    717 EOF
    718 		    (CCOPTS="" $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null) && HP_ARCH=$("$dummy")
    719 		    test -z "$HP_ARCH" && HP_ARCH=hppa
    720 		fi ;;
    721 	esac
    722 	if test "$HP_ARCH" = hppa2.0w
    723 	then
    724 	    set_cc_for_build
    725 
    726 	    # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating
    727 	    # 32-bit code.  hppa64-hp-hpux* has the same kernel and a compiler
    728 	    # generating 64-bit code.  GNU and HP use different nomenclature:
    729 	    #
    730 	    # $ CC_FOR_BUILD=cc ./config.guess
    731 	    # => hppa2.0w-hp-hpux11.23
    732 	    # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess
    733 	    # => hppa64-hp-hpux11.23
    734 
    735 	    if echo __LP64__ | (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) |
    736 		grep -q __LP64__
    737 	    then
    738 		HP_ARCH=hppa2.0w
    739 	    else
    740 		HP_ARCH=hppa64
    741 	    fi
    742 	fi
    743 	echo "$HP_ARCH"-hp-hpux"$HPUX_REV"
    744 	exit ;;
    745     ia64:HP-UX:*:*)
    746 	HPUX_REV=$(echo "$UNAME_RELEASE"|sed -e 's/[^.]*.[0B]*//')
    747 	echo ia64-hp-hpux"$HPUX_REV"
    748 	exit ;;
    749     3050*:HI-UX:*:*)
    750 	set_cc_for_build
    751 	sed 's/^	//' << EOF > "$dummy.c"
    752 	#include <unistd.h>
    753 	int
    754 	main ()
    755 	{
    756 	  long cpu = sysconf (_SC_CPU_VERSION);
    757 	  /* The order matters, because CPU_IS_HP_MC68K erroneously returns
    758 	     true for CPU_PA_RISC1_0.  CPU_IS_PA_RISC returns correct
    759 	     results, however.  */
    760 	  if (CPU_IS_PA_RISC (cpu))
    761 	    {
    762 	      switch (cpu)
    763 		{
    764 		  case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break;
    765 		  case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break;
    766 		  case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break;
    767 		  default: puts ("hppa-hitachi-hiuxwe2"); break;
    768 		}
    769 	    }
    770 	  else if (CPU_IS_HP_MC68K (cpu))
    771 	    puts ("m68k-hitachi-hiuxwe2");
    772 	  else puts ("unknown-hitachi-hiuxwe2");
    773 	  exit (0);
    774 	}
    775 EOF
    776 	$CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=$("$dummy") &&
    777 		{ echo "$SYSTEM_NAME"; exit; }
    778 	echo unknown-hitachi-hiuxwe2
    779 	exit ;;
    780     9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:*)
    781 	echo hppa1.1-hp-bsd
    782 	exit ;;
    783     9000/8??:4.3bsd:*:*)
    784 	echo hppa1.0-hp-bsd
    785 	exit ;;
    786     *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
    787 	echo hppa1.0-hp-mpeix
    788 	exit ;;
    789     hp7??:OSF1:*:* | hp8?[79]:OSF1:*:*)
    790 	echo hppa1.1-hp-osf
    791 	exit ;;
    792     hp8??:OSF1:*:*)
    793 	echo hppa1.0-hp-osf
    794 	exit ;;
    795     i*86:OSF1:*:*)
    796 	if test -x /usr/sbin/sysversion ; then
    797 	    echo "$UNAME_MACHINE"-unknown-osf1mk
    798 	else
    799 	    echo "$UNAME_MACHINE"-unknown-osf1
    800 	fi
    801 	exit ;;
    802     parisc*:Lites*:*:*)
    803 	echo hppa1.1-hp-lites
    804 	exit ;;
    805     C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
    806 	echo c1-convex-bsd
    807 	exit ;;
    808     C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
    809 	if getsysinfo -f scalar_acc
    810 	then echo c32-convex-bsd
    811 	else echo c2-convex-bsd
    812 	fi
    813 	exit ;;
    814     C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
    815 	echo c34-convex-bsd
    816 	exit ;;
    817     C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
    818 	echo c38-convex-bsd
    819 	exit ;;
    820     C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
    821 	echo c4-convex-bsd
    822 	exit ;;
    823     CRAY*Y-MP:*:*:*)
    824 	echo ymp-cray-unicos"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'
    825 	exit ;;
    826     CRAY*[A-Z]90:*:*:*)
    827 	echo "$UNAME_MACHINE"-cray-unicos"$UNAME_RELEASE" \
    828 	| sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
    829 	      -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \
    830 	      -e 's/\.[^.]*$/.X/'
    831 	exit ;;
    832     CRAY*TS:*:*:*)
    833 	echo t90-cray-unicos"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'
    834 	exit ;;
    835     CRAY*T3E:*:*:*)
    836 	echo alphaev5-cray-unicosmk"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'
    837 	exit ;;
    838     CRAY*SV1:*:*:*)
    839 	echo sv1-cray-unicos"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'
    840 	exit ;;
    841     *:UNICOS/mp:*:*)
    842 	echo craynv-cray-unicosmp"$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'
    843 	exit ;;
    844     F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
    845 	FUJITSU_PROC=$(uname -m | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz)
    846 	FUJITSU_SYS=$(uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///')
    847 	FUJITSU_REL=$(echo "$UNAME_RELEASE" | sed -e 's/ /_/')
    848 	echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
    849 	exit ;;
    850     5000:UNIX_System_V:4.*:*)
    851 	FUJITSU_SYS=$(uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///')
    852 	FUJITSU_REL=$(echo "$UNAME_RELEASE" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/')
    853 	echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
    854 	exit ;;
    855     i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
    856 	echo "$UNAME_MACHINE"-pc-bsdi"$UNAME_RELEASE"
    857 	exit ;;
    858     sparc*:BSD/OS:*:*)
    859 	echo sparc-unknown-bsdi"$UNAME_RELEASE"
    860 	exit ;;
    861     *:BSD/OS:*:*)
    862 	echo "$UNAME_MACHINE"-unknown-bsdi"$UNAME_RELEASE"
    863 	exit ;;
    864     arm:FreeBSD:*:*)
    865 	UNAME_PROCESSOR=$(uname -p)
    866 	set_cc_for_build
    867 	if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
    868 	    | grep -q __ARM_PCS_VFP
    869 	then
    870 	    echo "${UNAME_PROCESSOR}"-unknown-freebsd"$(echo ${UNAME_RELEASE}|sed -e 's/[-(].*//')"-gnueabi
    871 	else
    872 	    echo "${UNAME_PROCESSOR}"-unknown-freebsd"$(echo ${UNAME_RELEASE}|sed -e 's/[-(].*//')"-gnueabihf
    873 	fi
    874 	exit ;;
    875     *:FreeBSD:*:*)
    876 	UNAME_PROCESSOR=$(/usr/bin/uname -p)
    877 	case "$UNAME_PROCESSOR" in
    878 	    amd64)
    879 		UNAME_PROCESSOR=x86_64 ;;
    880 	    i386)
    881 		UNAME_PROCESSOR=i586 ;;
    882 	esac
    883 	echo "$UNAME_PROCESSOR"-unknown-freebsd"$(echo "$UNAME_RELEASE"|sed -e 's/[-(].*//')"
    884 	exit ;;
    885     i*:CYGWIN*:*)
    886 	echo "$UNAME_MACHINE"-pc-cygwin
    887 	exit ;;
    888     *:MINGW64*:*)
    889 	echo "$UNAME_MACHINE"-pc-mingw64
    890 	exit ;;
    891     *:MINGW*:*)
    892 	echo "$UNAME_MACHINE"-pc-mingw32
    893 	exit ;;
    894     *:MSYS*:*)
    895 	echo "$UNAME_MACHINE"-pc-msys
    896 	exit ;;
    897     i*:PW*:*)
    898 	echo "$UNAME_MACHINE"-pc-pw32
    899 	exit ;;
    900     *:Interix*:*)
    901 	case "$UNAME_MACHINE" in
    902 	    x86)
    903 		echo i586-pc-interix"$UNAME_RELEASE"
    904 		exit ;;
    905 	    authenticamd | genuineintel | EM64T)
    906 		echo x86_64-unknown-interix"$UNAME_RELEASE"
    907 		exit ;;
    908 	    IA64)
    909 		echo ia64-unknown-interix"$UNAME_RELEASE"
    910 		exit ;;
    911 	esac ;;
    912     i*:UWIN*:*)
    913 	echo "$UNAME_MACHINE"-pc-uwin
    914 	exit ;;
    915     amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*)
    916 	echo x86_64-pc-cygwin
    917 	exit ;;
    918     prep*:SunOS:5.*:*)
    919 	echo powerpcle-unknown-solaris2"$(echo "$UNAME_RELEASE"|sed -e 's/[^.]*//')"
    920 	exit ;;
    921     *:GNU:*:*)
    922 	# the GNU system
    923 	echo "$(echo "$UNAME_MACHINE"|sed -e 's,[-/].*$,,')-unknown-$LIBC$(echo "$UNAME_RELEASE"|sed -e 's,/.*$,,')"
    924 	exit ;;
    925     *:GNU/*:*:*)
    926 	# other systems with GNU libc and userland
    927 	echo "$UNAME_MACHINE-unknown-$(echo "$UNAME_SYSTEM" | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]")$(echo "$UNAME_RELEASE"|sed -e 's/[-(].*//')-$LIBC"
    928 	exit ;;
    929     *:Minix:*:*)
    930 	echo "$UNAME_MACHINE"-unknown-minix
    931 	exit ;;
    932     aarch64:Linux:*:*)
    933 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    934 	exit ;;
    935     aarch64_be:Linux:*:*)
    936 	UNAME_MACHINE=aarch64_be
    937 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    938 	exit ;;
    939     alpha:Linux:*:*)
    940 	case $(sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null) in
    941 	  EV5)   UNAME_MACHINE=alphaev5 ;;
    942 	  EV56)  UNAME_MACHINE=alphaev56 ;;
    943 	  PCA56) UNAME_MACHINE=alphapca56 ;;
    944 	  PCA57) UNAME_MACHINE=alphapca56 ;;
    945 	  EV6)   UNAME_MACHINE=alphaev6 ;;
    946 	  EV67)  UNAME_MACHINE=alphaev67 ;;
    947 	  EV68*) UNAME_MACHINE=alphaev68 ;;
    948 	esac
    949 	objdump --private-headers /bin/sh | grep -q ld.so.1
    950 	if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
    951 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    952 	exit ;;
    953     arc:Linux:*:* | arceb:Linux:*:*)
    954 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    955 	exit ;;
    956     arm*:Linux:*:*)
    957 	set_cc_for_build
    958 	if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
    959 	    | grep -q __ARM_EABI__
    960 	then
    961 	    echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    962 	else
    963 	    if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
    964 		| grep -q __ARM_PCS_VFP
    965 	    then
    966 		echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"eabi
    967 	    else
    968 		echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"eabihf
    969 	    fi
    970 	fi
    971 	exit ;;
    972     avr32*:Linux:*:*)
    973 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    974 	exit ;;
    975     cris:Linux:*:*)
    976 	echo "$UNAME_MACHINE"-axis-linux-"$LIBC"
    977 	exit ;;
    978     crisv32:Linux:*:*)
    979 	echo "$UNAME_MACHINE"-axis-linux-"$LIBC"
    980 	exit ;;
    981     e2k:Linux:*:*)
    982 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    983 	exit ;;
    984     frv:Linux:*:*)
    985 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    986 	exit ;;
    987     hexagon:Linux:*:*)
    988 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    989 	exit ;;
    990     i*86:Linux:*:*)
    991 	echo "$UNAME_MACHINE"-pc-linux-"$LIBC"
    992 	exit ;;
    993     ia64:Linux:*:*)
    994 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    995 	exit ;;
    996     k1om:Linux:*:*)
    997 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
    998 	exit ;;
    999     loongarch32:Linux:*:* | loongarch64:Linux:*:* | loongarchx32:Linux:*:*)
   1000 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1001 	exit ;;
   1002     m32r*:Linux:*:*)
   1003 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1004 	exit ;;
   1005     m68*:Linux:*:*)
   1006 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1007 	exit ;;
   1008     mips:Linux:*:* | mips64:Linux:*:*)
   1009 	set_cc_for_build
   1010 	IS_GLIBC=0
   1011 	test x"${LIBC}" = xgnu && IS_GLIBC=1
   1012 	sed 's/^	//' << EOF > "$dummy.c"
   1013 	#undef CPU
   1014 	#undef mips
   1015 	#undef mipsel
   1016 	#undef mips64
   1017 	#undef mips64el
   1018 	#if ${IS_GLIBC} && defined(_ABI64)
   1019 	LIBCABI=gnuabi64
   1020 	#else
   1021 	#if ${IS_GLIBC} && defined(_ABIN32)
   1022 	LIBCABI=gnuabin32
   1023 	#else
   1024 	LIBCABI=${LIBC}
   1025 	#endif
   1026 	#endif
   1027 
   1028 	#if ${IS_GLIBC} && defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
   1029 	CPU=mipsisa64r6
   1030 	#else
   1031 	#if ${IS_GLIBC} && !defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
   1032 	CPU=mipsisa32r6
   1033 	#else
   1034 	#if defined(__mips64)
   1035 	CPU=mips64
   1036 	#else
   1037 	CPU=mips
   1038 	#endif
   1039 	#endif
   1040 	#endif
   1041 
   1042 	#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
   1043 	MIPS_ENDIAN=el
   1044 	#else
   1045 	#if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
   1046 	MIPS_ENDIAN=
   1047 	#else
   1048 	MIPS_ENDIAN=
   1049 	#endif
   1050 	#endif
   1051 EOF
   1052 	eval "$($CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU\|^MIPS_ENDIAN\|^LIBCABI')"
   1053 	test "x$CPU" != x && { echo "$CPU${MIPS_ENDIAN}-unknown-linux-$LIBCABI"; exit; }
   1054 	;;
   1055     mips64el:Linux:*:*)
   1056 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1057 	exit ;;
   1058     openrisc*:Linux:*:*)
   1059 	echo or1k-unknown-linux-"$LIBC"
   1060 	exit ;;
   1061     or32:Linux:*:* | or1k*:Linux:*:*)
   1062 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1063 	exit ;;
   1064     padre:Linux:*:*)
   1065 	echo sparc-unknown-linux-"$LIBC"
   1066 	exit ;;
   1067     parisc64:Linux:*:* | hppa64:Linux:*:*)
   1068 	echo hppa64-unknown-linux-"$LIBC"
   1069 	exit ;;
   1070     parisc:Linux:*:* | hppa:Linux:*:*)
   1071 	# Look for CPU level
   1072 	case $(grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2) in
   1073 	  PA7*) echo hppa1.1-unknown-linux-"$LIBC" ;;
   1074 	  PA8*) echo hppa2.0-unknown-linux-"$LIBC" ;;
   1075 	  *)    echo hppa-unknown-linux-"$LIBC" ;;
   1076 	esac
   1077 	exit ;;
   1078     ppc64:Linux:*:*)
   1079 	echo powerpc64-unknown-linux-"$LIBC"
   1080 	exit ;;
   1081     ppc:Linux:*:*)
   1082 	echo powerpc-unknown-linux-"$LIBC"
   1083 	exit ;;
   1084     ppc64le:Linux:*:*)
   1085 	echo powerpc64le-unknown-linux-"$LIBC"
   1086 	exit ;;
   1087     ppcle:Linux:*:*)
   1088 	echo powerpcle-unknown-linux-"$LIBC"
   1089 	exit ;;
   1090     riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*)
   1091 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1092 	exit ;;
   1093     s390:Linux:*:* | s390x:Linux:*:*)
   1094 	echo "$UNAME_MACHINE"-ibm-linux-"$LIBC"
   1095 	exit ;;
   1096     sh64*:Linux:*:*)
   1097 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1098 	exit ;;
   1099     sh*:Linux:*:*)
   1100 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1101 	exit ;;
   1102     sparc:Linux:*:* | sparc64:Linux:*:*)
   1103 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1104 	exit ;;
   1105     tile*:Linux:*:*)
   1106 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1107 	exit ;;
   1108     vax:Linux:*:*)
   1109 	echo "$UNAME_MACHINE"-dec-linux-"$LIBC"
   1110 	exit ;;
   1111     x86_64:Linux:*:*)
   1112 	set_cc_for_build
   1113 	LIBCABI=$LIBC
   1114 	if test "$CC_FOR_BUILD" != no_compiler_found; then
   1115 	    if (echo '#ifdef __ILP32__'; echo IS_X32; echo '#endif') | \
   1116 		(CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
   1117 		grep IS_X32 >/dev/null
   1118 	    then
   1119 		LIBCABI="$LIBC"x32
   1120 	    fi
   1121 	fi
   1122 	echo "$UNAME_MACHINE"-pc-linux-"$LIBCABI"
   1123 	exit ;;
   1124     xtensa*:Linux:*:*)
   1125 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
   1126 	exit ;;
   1127     i*86:DYNIX/ptx:4*:*)
   1128 	# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
   1129 	# earlier versions are messed up and put the nodename in both
   1130 	# sysname and nodename.
   1131 	echo i386-sequent-sysv4
   1132 	exit ;;
   1133     i*86:UNIX_SV:4.2MP:2.*)
   1134 	# Unixware is an offshoot of SVR4, but it has its own version
   1135 	# number series starting with 2...
   1136 	# I am not positive that other SVR4 systems won't match this,
   1137 	# I just have to hope.  -- rms.
   1138 	# Use sysv4.2uw... so that sysv4* matches it.
   1139 	echo "$UNAME_MACHINE"-pc-sysv4.2uw"$UNAME_VERSION"
   1140 	exit ;;
   1141     i*86:OS/2:*:*)
   1142 	# If we were able to find `uname', then EMX Unix compatibility
   1143 	# is probably installed.
   1144 	echo "$UNAME_MACHINE"-pc-os2-emx
   1145 	exit ;;
   1146     i*86:XTS-300:*:STOP)
   1147 	echo "$UNAME_MACHINE"-unknown-stop
   1148 	exit ;;
   1149     i*86:atheos:*:*)
   1150 	echo "$UNAME_MACHINE"-unknown-atheos
   1151 	exit ;;
   1152     i*86:syllable:*:*)
   1153 	echo "$UNAME_MACHINE"-pc-syllable
   1154 	exit ;;
   1155     i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
   1156 	echo i386-unknown-lynxos"$UNAME_RELEASE"
   1157 	exit ;;
   1158     i*86:*DOS:*:*)
   1159 	echo "$UNAME_MACHINE"-pc-msdosdjgpp
   1160 	exit ;;
   1161     i*86:*:4.*:*)
   1162 	UNAME_REL=$(echo "$UNAME_RELEASE" | sed 's/\/MP$//')
   1163 	if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
   1164 		echo "$UNAME_MACHINE"-univel-sysv"$UNAME_REL"
   1165 	else
   1166 		echo "$UNAME_MACHINE"-pc-sysv"$UNAME_REL"
   1167 	fi
   1168 	exit ;;
   1169     i*86:*:5:[678]*)
   1170 	# UnixWare 7.x, OpenUNIX and OpenServer 6.
   1171 	case $(/bin/uname -X | grep "^Machine") in
   1172 	    *486*)	     UNAME_MACHINE=i486 ;;
   1173 	    *Pentium)	     UNAME_MACHINE=i586 ;;
   1174 	    *Pent*|*Celeron) UNAME_MACHINE=i686 ;;
   1175 	esac
   1176 	echo "$UNAME_MACHINE-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}"
   1177 	exit ;;
   1178     i*86:*:3.2:*)
   1179 	if test -f /usr/options/cb.name; then
   1180 		UNAME_REL=$(sed -n 's/.*Version //p' </usr/options/cb.name)
   1181 		echo "$UNAME_MACHINE"-pc-isc"$UNAME_REL"
   1182 	elif /bin/uname -X 2>/dev/null >/dev/null ; then
   1183 		UNAME_REL=$( (/bin/uname -X|grep Release|sed -e 's/.*= //'))
   1184 		(/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486
   1185 		(/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \
   1186 			&& UNAME_MACHINE=i586
   1187 		(/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \
   1188 			&& UNAME_MACHINE=i686
   1189 		(/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
   1190 			&& UNAME_MACHINE=i686
   1191 		echo "$UNAME_MACHINE"-pc-sco"$UNAME_REL"
   1192 	else
   1193 		echo "$UNAME_MACHINE"-pc-sysv32
   1194 	fi
   1195 	exit ;;
   1196     pc:*:*:*)
   1197 	# Left here for compatibility:
   1198 	# uname -m prints for DJGPP always 'pc', but it prints nothing about
   1199 	# the processor, so we play safe by assuming i586.
   1200 	# Note: whatever this is, it MUST be the same as what config.sub
   1201 	# prints for the "djgpp" host, or else GDB configure will decide that
   1202 	# this is a cross-build.
   1203 	echo i586-pc-msdosdjgpp
   1204 	exit ;;
   1205     Intel:Mach:3*:*)
   1206 	echo i386-pc-mach3
   1207 	exit ;;
   1208     paragon:*:*:*)
   1209 	echo i860-intel-osf1
   1210 	exit ;;
   1211     i860:*:4.*:*) # i860-SVR4
   1212 	if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
   1213 	  echo i860-stardent-sysv"$UNAME_RELEASE" # Stardent Vistra i860-SVR4
   1214 	else # Add other i860-SVR4 vendors below as they are discovered.
   1215 	  echo i860-unknown-sysv"$UNAME_RELEASE"  # Unknown i860-SVR4
   1216 	fi
   1217 	exit ;;
   1218     mini*:CTIX:SYS*5:*)
   1219 	# "miniframe"
   1220 	echo m68010-convergent-sysv
   1221 	exit ;;
   1222     mc68k:UNIX:SYSTEM5:3.51m)
   1223 	echo m68k-convergent-sysv
   1224 	exit ;;
   1225     M680?0:D-NIX:5.3:*)
   1226 	echo m68k-diab-dnix
   1227 	exit ;;
   1228     M68*:*:R3V[5678]*:*)
   1229 	test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;;
   1230     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)
   1231 	OS_REL=''
   1232 	test -r /etc/.relid \
   1233 	&& OS_REL=.$(sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid)
   1234 	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
   1235 	  && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
   1236 	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
   1237 	  && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
   1238     3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
   1239 	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
   1240 	  && { echo i486-ncr-sysv4; exit; } ;;
   1241     NCR*:*:4.2:* | MPRAS*:*:4.2:*)
   1242 	OS_REL='.3'
   1243 	test -r /etc/.relid \
   1244 	    && OS_REL=.$(sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid)
   1245 	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
   1246 	    && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
   1247 	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
   1248 	    && { echo i586-ncr-sysv4.3"$OS_REL"; exit; }
   1249 	/bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \
   1250 	    && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
   1251     m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
   1252 	echo m68k-unknown-lynxos"$UNAME_RELEASE"
   1253 	exit ;;
   1254     mc68030:UNIX_System_V:4.*:*)
   1255 	echo m68k-atari-sysv4
   1256 	exit ;;
   1257     TSUNAMI:LynxOS:2.*:*)
   1258 	echo sparc-unknown-lynxos"$UNAME_RELEASE"
   1259 	exit ;;
   1260     rs6000:LynxOS:2.*:*)
   1261 	echo rs6000-unknown-lynxos"$UNAME_RELEASE"
   1262 	exit ;;
   1263     PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
   1264 	echo powerpc-unknown-lynxos"$UNAME_RELEASE"
   1265 	exit ;;
   1266     SM[BE]S:UNIX_SV:*:*)
   1267 	echo mips-dde-sysv"$UNAME_RELEASE"
   1268 	exit ;;
   1269     RM*:ReliantUNIX-*:*:*)
   1270 	echo mips-sni-sysv4
   1271 	exit ;;
   1272     RM*:SINIX-*:*:*)
   1273 	echo mips-sni-sysv4
   1274 	exit ;;
   1275     *:SINIX-*:*:*)
   1276 	if uname -p 2>/dev/null >/dev/null ; then
   1277 		UNAME_MACHINE=$( (uname -p) 2>/dev/null)
   1278 		echo "$UNAME_MACHINE"-sni-sysv4
   1279 	else
   1280 		echo ns32k-sni-sysv
   1281 	fi
   1282 	exit ;;
   1283     PENTIUM:*:4.0*:*)	# Unisys `ClearPath HMP IX 4000' SVR4/MP effort
   1284 			# says <Richard.M.Bartel (at] ccMail.Census.GOV>
   1285 	echo i586-unisys-sysv4
   1286 	exit ;;
   1287     *:UNIX_System_V:4*:FTX*)
   1288 	# From Gerald Hewes <hewes (at] openmarket.com>.
   1289 	# How about differentiating between stratus architectures? -djm
   1290 	echo hppa1.1-stratus-sysv4
   1291 	exit ;;
   1292     *:*:*:FTX*)
   1293 	# From seanf (at] swdc.stratus.com.
   1294 	echo i860-stratus-sysv4
   1295 	exit ;;
   1296     i*86:VOS:*:*)
   1297 	# From Paul.Green (at] stratus.com.
   1298 	echo "$UNAME_MACHINE"-stratus-vos
   1299 	exit ;;
   1300     *:VOS:*:*)
   1301 	# From Paul.Green (at] stratus.com.
   1302 	echo hppa1.1-stratus-vos
   1303 	exit ;;
   1304     mc68*:A/UX:*:*)
   1305 	echo m68k-apple-aux"$UNAME_RELEASE"
   1306 	exit ;;
   1307     news*:NEWS-OS:6*:*)
   1308 	echo mips-sony-newsos6
   1309 	exit ;;
   1310     R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
   1311 	if test -d /usr/nec; then
   1312 		echo mips-nec-sysv"$UNAME_RELEASE"
   1313 	else
   1314 		echo mips-unknown-sysv"$UNAME_RELEASE"
   1315 	fi
   1316 	exit ;;
   1317     BeBox:BeOS:*:*)	# BeOS running on hardware made by Be, PPC only.
   1318 	echo powerpc-be-beos
   1319 	exit ;;
   1320     BeMac:BeOS:*:*)	# BeOS running on Mac or Mac clone, PPC only.
   1321 	echo powerpc-apple-beos
   1322 	exit ;;
   1323     BePC:BeOS:*:*)	# BeOS running on Intel PC compatible.
   1324 	echo i586-pc-beos
   1325 	exit ;;
   1326     BePC:Haiku:*:*)	# Haiku running on Intel PC compatible.
   1327 	echo i586-pc-haiku
   1328 	exit ;;
   1329     x86_64:Haiku:*:*)
   1330 	echo x86_64-unknown-haiku
   1331 	exit ;;
   1332     SX-4:SUPER-UX:*:*)
   1333 	echo sx4-nec-superux"$UNAME_RELEASE"
   1334 	exit ;;
   1335     SX-5:SUPER-UX:*:*)
   1336 	echo sx5-nec-superux"$UNAME_RELEASE"
   1337 	exit ;;
   1338     SX-6:SUPER-UX:*:*)
   1339 	echo sx6-nec-superux"$UNAME_RELEASE"
   1340 	exit ;;
   1341     SX-7:SUPER-UX:*:*)
   1342 	echo sx7-nec-superux"$UNAME_RELEASE"
   1343 	exit ;;
   1344     SX-8:SUPER-UX:*:*)
   1345 	echo sx8-nec-superux"$UNAME_RELEASE"
   1346 	exit ;;
   1347     SX-8R:SUPER-UX:*:*)
   1348 	echo sx8r-nec-superux"$UNAME_RELEASE"
   1349 	exit ;;
   1350     SX-ACE:SUPER-UX:*:*)
   1351 	echo sxace-nec-superux"$UNAME_RELEASE"
   1352 	exit ;;
   1353     Power*:Rhapsody:*:*)
   1354 	echo powerpc-apple-rhapsody"$UNAME_RELEASE"
   1355 	exit ;;
   1356     *:Rhapsody:*:*)
   1357 	echo "$UNAME_MACHINE"-apple-rhapsody"$UNAME_RELEASE"
   1358 	exit ;;
   1359     arm64:Darwin:*:*)
   1360 	echo aarch64-apple-darwin"$UNAME_RELEASE"
   1361 	exit ;;
   1362     *:Darwin:*:*)
   1363 	UNAME_PROCESSOR=$(uname -p)
   1364 	case $UNAME_PROCESSOR in
   1365 	    unknown) UNAME_PROCESSOR=powerpc ;;
   1366 	esac
   1367 	if command -v xcode-select > /dev/null 2> /dev/null && \
   1368 		! xcode-select --print-path > /dev/null 2> /dev/null ; then
   1369 	    # Avoid executing cc if there is no toolchain installed as
   1370 	    # cc will be a stub that puts up a graphical alert
   1371 	    # prompting the user to install developer tools.
   1372 	    CC_FOR_BUILD=no_compiler_found
   1373 	else
   1374 	    set_cc_for_build
   1375 	fi
   1376 	if test "$CC_FOR_BUILD" != no_compiler_found; then
   1377 	    if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
   1378 		   (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
   1379 		   grep IS_64BIT_ARCH >/dev/null
   1380 	    then
   1381 		case $UNAME_PROCESSOR in
   1382 		    i386) UNAME_PROCESSOR=x86_64 ;;
   1383 		    powerpc) UNAME_PROCESSOR=powerpc64 ;;
   1384 		esac
   1385 	    fi
   1386 	    # On 10.4-10.6 one might compile for PowerPC via gcc -arch ppc
   1387 	    if (echo '#ifdef __POWERPC__'; echo IS_PPC; echo '#endif') | \
   1388 		   (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
   1389 		   grep IS_PPC >/dev/null
   1390 	    then
   1391 		UNAME_PROCESSOR=powerpc
   1392 	    fi
   1393 	elif test "$UNAME_PROCESSOR" = i386 ; then
   1394 	    # uname -m returns i386 or x86_64
   1395 	    UNAME_PROCESSOR=$UNAME_MACHINE
   1396 	fi
   1397 	echo "$UNAME_PROCESSOR"-apple-darwin"$UNAME_RELEASE"
   1398 	exit ;;
   1399     *:procnto*:*:* | *:QNX:[0123456789]*:*)
   1400 	UNAME_PROCESSOR=$(uname -p)
   1401 	if test "$UNAME_PROCESSOR" = x86; then
   1402 		UNAME_PROCESSOR=i386
   1403 		UNAME_MACHINE=pc
   1404 	fi
   1405 	echo "$UNAME_PROCESSOR"-"$UNAME_MACHINE"-nto-qnx"$UNAME_RELEASE"
   1406 	exit ;;
   1407     *:QNX:*:4*)
   1408 	echo i386-pc-qnx
   1409 	exit ;;
   1410     NEO-*:NONSTOP_KERNEL:*:*)
   1411 	echo neo-tandem-nsk"$UNAME_RELEASE"
   1412 	exit ;;
   1413     NSE-*:NONSTOP_KERNEL:*:*)
   1414 	echo nse-tandem-nsk"$UNAME_RELEASE"
   1415 	exit ;;
   1416     NSR-*:NONSTOP_KERNEL:*:*)
   1417 	echo nsr-tandem-nsk"$UNAME_RELEASE"
   1418 	exit ;;
   1419     NSV-*:NONSTOP_KERNEL:*:*)
   1420 	echo nsv-tandem-nsk"$UNAME_RELEASE"
   1421 	exit ;;
   1422     NSX-*:NONSTOP_KERNEL:*:*)
   1423 	echo nsx-tandem-nsk"$UNAME_RELEASE"
   1424 	exit ;;
   1425     *:NonStop-UX:*:*)
   1426 	echo mips-compaq-nonstopux
   1427 	exit ;;
   1428     BS2000:POSIX*:*:*)
   1429 	echo bs2000-siemens-sysv
   1430 	exit ;;
   1431     DS/*:UNIX_System_V:*:*)
   1432 	echo "$UNAME_MACHINE"-"$UNAME_SYSTEM"-"$UNAME_RELEASE"
   1433 	exit ;;
   1434     *:Plan9:*:*)
   1435 	# "uname -m" is not consistent, so use $cputype instead. 386
   1436 	# is converted to i386 for consistency with other x86
   1437 	# operating systems.
   1438 	# shellcheck disable=SC2154
   1439 	if test "$cputype" = 386; then
   1440 	    UNAME_MACHINE=i386
   1441 	else
   1442 	    UNAME_MACHINE="$cputype"
   1443 	fi
   1444 	echo "$UNAME_MACHINE"-unknown-plan9
   1445 	exit ;;
   1446     *:TOPS-10:*:*)
   1447 	echo pdp10-unknown-tops10
   1448 	exit ;;
   1449     *:TENEX:*:*)
   1450 	echo pdp10-unknown-tenex
   1451 	exit ;;
   1452     KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
   1453 	echo pdp10-dec-tops20
   1454 	exit ;;
   1455     XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
   1456 	echo pdp10-xkl-tops20
   1457 	exit ;;
   1458     *:TOPS-20:*:*)
   1459 	echo pdp10-unknown-tops20
   1460 	exit ;;
   1461     *:ITS:*:*)
   1462 	echo pdp10-unknown-its
   1463 	exit ;;
   1464     SEI:*:*:SEIUX)
   1465 	echo mips-sei-seiux"$UNAME_RELEASE"
   1466 	exit ;;
   1467     *:DragonFly:*:*)
   1468 	echo "$UNAME_MACHINE"-unknown-dragonfly"$(echo "$UNAME_RELEASE"|sed -e 's/[-(].*//')"
   1469 	exit ;;
   1470     *:*VMS:*:*)
   1471 	UNAME_MACHINE=$( (uname -p) 2>/dev/null)
   1472 	case "$UNAME_MACHINE" in
   1473 	    A*) echo alpha-dec-vms ; exit ;;
   1474 	    I*) echo ia64-dec-vms ; exit ;;
   1475 	    V*) echo vax-dec-vms ; exit ;;
   1476 	esac ;;
   1477     *:XENIX:*:SysV)
   1478 	echo i386-pc-xenix
   1479 	exit ;;
   1480     i*86:skyos:*:*)
   1481 	echo "$UNAME_MACHINE"-pc-skyos"$(echo "$UNAME_RELEASE" | sed -e 's/ .*$//')"
   1482 	exit ;;
   1483     i*86:rdos:*:*)
   1484 	echo "$UNAME_MACHINE"-pc-rdos
   1485 	exit ;;
   1486     i*86:AROS:*:*)
   1487 	echo "$UNAME_MACHINE"-pc-aros
   1488 	exit ;;
   1489     x86_64:VMkernel:*:*)
   1490 	echo "$UNAME_MACHINE"-unknown-esx
   1491 	exit ;;
   1492     amd64:Isilon\ OneFS:*:*)
   1493 	echo x86_64-unknown-onefs
   1494 	exit ;;
   1495     *:Unleashed:*:*)
   1496 	echo "$UNAME_MACHINE"-unknown-unleashed"$UNAME_RELEASE"
   1497 	exit ;;
   1498 esac
   1499 
   1500 # No uname command or uname output not recognized.
   1501 set_cc_for_build
   1502 cat > "$dummy.c" <<EOF
   1503 #ifdef _SEQUENT_
   1504 #include <sys/types.h>
   1505 #include <sys/utsname.h>
   1506 #endif
   1507 #if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
   1508 #if defined (vax) || defined (__vax) || defined (__vax__) || defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
   1509 #include <signal.h>
   1510 #if defined(_SIZE_T_) || defined(SIGLOST)
   1511 #include <sys/utsname.h>
   1512 #endif
   1513 #endif
   1514 #endif
   1515 main ()
   1516 {
   1517 #if defined (sony)
   1518 #if defined (MIPSEB)
   1519   /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
   1520      I don't know....  */
   1521   printf ("mips-sony-bsd\n"); exit (0);
   1522 #else
   1523 #include <sys/param.h>
   1524   printf ("m68k-sony-newsos%s\n",
   1525 #ifdef NEWSOS4
   1526   "4"
   1527 #else
   1528   ""
   1529 #endif
   1530   ); exit (0);
   1531 #endif
   1532 #endif
   1533 
   1534 #if defined (NeXT)
   1535 #if !defined (__ARCHITECTURE__)
   1536 #define __ARCHITECTURE__ "m68k"
   1537 #endif
   1538   int version;
   1539   version=$( (hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null);
   1540   if (version < 4)
   1541     printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
   1542   else
   1543     printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
   1544   exit (0);
   1545 #endif
   1546 
   1547 #if defined (MULTIMAX) || defined (n16)
   1548 #if defined (UMAXV)
   1549   printf ("ns32k-encore-sysv\n"); exit (0);
   1550 #else
   1551 #if defined (CMU)
   1552   printf ("ns32k-encore-mach\n"); exit (0);
   1553 #else
   1554   printf ("ns32k-encore-bsd\n"); exit (0);
   1555 #endif
   1556 #endif
   1557 #endif
   1558 
   1559 #if defined (__386BSD__)
   1560   printf ("i386-pc-bsd\n"); exit (0);
   1561 #endif
   1562 
   1563 #if defined (sequent)
   1564 #if defined (i386)
   1565   printf ("i386-sequent-dynix\n"); exit (0);
   1566 #endif
   1567 #if defined (ns32000)
   1568   printf ("ns32k-sequent-dynix\n"); exit (0);
   1569 #endif
   1570 #endif
   1571 
   1572 #if defined (_SEQUENT_)
   1573   struct utsname un;
   1574 
   1575   uname(&un);
   1576   if (strncmp(un.version, "V2", 2) == 0) {
   1577     printf ("i386-sequent-ptx2\n"); exit (0);
   1578   }
   1579   if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
   1580     printf ("i386-sequent-ptx1\n"); exit (0);
   1581   }
   1582   printf ("i386-sequent-ptx\n"); exit (0);
   1583 #endif
   1584 
   1585 #if defined (vax)
   1586 #if !defined (ultrix)
   1587 #include <sys/param.h>
   1588 #if defined (BSD)
   1589 #if BSD == 43
   1590   printf ("vax-dec-bsd4.3\n"); exit (0);
   1591 #else
   1592 #if BSD == 199006
   1593   printf ("vax-dec-bsd4.3reno\n"); exit (0);
   1594 #else
   1595   printf ("vax-dec-bsd\n"); exit (0);
   1596 #endif
   1597 #endif
   1598 #else
   1599   printf ("vax-dec-bsd\n"); exit (0);
   1600 #endif
   1601 #else
   1602 #if defined(_SIZE_T_) || defined(SIGLOST)
   1603   struct utsname un;
   1604   uname (&un);
   1605   printf ("vax-dec-ultrix%s\n", un.release); exit (0);
   1606 #else
   1607   printf ("vax-dec-ultrix\n"); exit (0);
   1608 #endif
   1609 #endif
   1610 #endif
   1611 #if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
   1612 #if defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
   1613 #if defined(_SIZE_T_) || defined(SIGLOST)
   1614   struct utsname *un;
   1615   uname (&un);
   1616   printf ("mips-dec-ultrix%s\n", un.release); exit (0);
   1617 #else
   1618   printf ("mips-dec-ultrix\n"); exit (0);
   1619 #endif
   1620 #endif
   1621 #endif
   1622 
   1623 #if defined (alliant) && defined (i860)
   1624   printf ("i860-alliant-bsd\n"); exit (0);
   1625 #endif
   1626 
   1627   exit (1);
   1628 }
   1629 EOF
   1630 
   1631 $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null && SYSTEM_NAME=$($dummy) &&
   1632 	{ echo "$SYSTEM_NAME"; exit; }
   1633 
   1634 # Apollos put the system type in the environment.
   1635 test -d /usr/apollo && { echo "$ISP-apollo-$SYSTYPE"; exit; }
   1636 
   1637 echo "$0: unable to guess system type" >&2
   1638 
   1639 case "$UNAME_MACHINE:$UNAME_SYSTEM" in
   1640     mips:Linux | mips64:Linux)
   1641 	# If we got here on MIPS GNU/Linux, output extra information.
   1642 	cat >&2 <<EOF
   1643 
   1644 NOTE: MIPS GNU/Linux systems require a C compiler to fully recognize
   1645 the system type. Please install a C compiler and try again.
   1646 EOF
   1647 	;;
   1648 esac
   1649 
   1650 cat >&2 <<EOF
   1651 
   1652 This script (version $timestamp), has failed to recognize the
   1653 operating system you are using. If your script is old, overwrite *all*
   1654 copies of config.guess and config.sub with the latest versions from:
   1655 
   1656   https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
   1657 and
   1658   https://git.savannah.gnu.org/cgit/config.git/plain/config.sub
   1659 EOF
   1660 
   1661 year=$(echo $timestamp | sed 's,-.*,,')
   1662 # shellcheck disable=SC2003
   1663 if test "$(expr "$(date +%Y)" - "$year")" -lt 3 ; then
   1664    cat >&2 <<EOF
   1665 
   1666 If $0 has already been updated, send the following data and any
   1667 information you think might be pertinent to config-patches (at] gnu.org to
   1668 provide the necessary information to handle your system.
   1669 
   1670 config.guess timestamp = $timestamp
   1671 
   1672 uname -m = $( (uname -m) 2>/dev/null || echo unknown)
   1673 uname -r = $( (uname -r) 2>/dev/null || echo unknown)
   1674 uname -s = $( (uname -s) 2>/dev/null || echo unknown)
   1675 uname -v = $( (uname -v) 2>/dev/null || echo unknown)
   1676 
   1677 /usr/bin/uname -p = $( (/usr/bin/uname -p) 2>/dev/null)
   1678 /bin/uname -X     = $( (/bin/uname -X) 2>/dev/null)
   1679 
   1680 hostinfo               = $( (hostinfo) 2>/dev/null)
   1681 /bin/universe          = $( (/bin/universe) 2>/dev/null)
   1682 /usr/bin/arch -k       = $( (/usr/bin/arch -k) 2>/dev/null)
   1683 /bin/arch              = $( (/bin/arch) 2>/dev/null)
   1684 /usr/bin/oslevel       = $( (/usr/bin/oslevel) 2>/dev/null)
   1685 /usr/convex/getsysinfo = $( (/usr/convex/getsysinfo) 2>/dev/null)
   1686 
   1687 UNAME_MACHINE = "$UNAME_MACHINE"
   1688 UNAME_RELEASE = "$UNAME_RELEASE"
   1689 UNAME_SYSTEM  = "$UNAME_SYSTEM"
   1690 UNAME_VERSION = "$UNAME_VERSION"
   1691 EOF
   1692 fi
   1693 
   1694 exit 1
   1695 
   1696 # Local variables:
   1697 # eval: (add-hook 'before-save-hook 'time-stamp)
   1698 # time-stamp-start: "timestamp='"
   1699 # time-stamp-format: "%:y-%02m-%02d"
   1700 # time-stamp-end: "'"
   1701 # End:
   1702