config.guess

   1 #! /bin/sh
   2 # Attempt to guess a canonical system name.
   3 #   Copyright 1992-2021 Free Software Foundation, Inc.
   4
   5 # shellcheck disable=SC2006,SC2268 # see below for rationale
   6
   7 timestamp='2021-05-20'
   8
   9 # This file is free software; you can redistribute it and/or modify it
  10 # under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; either version 3 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # This program is distributed in the hope that it will be useful, but
  15 # WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17 # General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with this program; if not, see <https://www.gnu.org/licenses/>.
  21 #
  22 # As a special exception to the GNU General Public License, if you
  23 # distribute this file as part of a program that contains a
  24 # configuration script generated by Autoconf, you may include it under
  25 # the same distribution terms that you use for the rest of that
  26 # program.  This Exception is an additional permission under section 7
  27 # of the GNU General Public License, version 3 ("GPLv3").
  28 #
  29 # Originally written by Per Bothner; maintained since 2000 by Ben Elliston.
  30 #
  31 # You can get the latest version of this script from:
  32 # https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
  33 #
  34 # Please send patches to <config-patches@gnu.org>.
  35
  36
  37 # The "shellcheck disable" line above the timestamp inhibits complaints
  38 # about features and limitations of the classic Bourne shell that were
  39 # superseded or lifted in POSIX.  However, this script identifies a wide
  40 # variety of pre-POSIX systems that do not have POSIX shells at all, and
  41 # even some reasonably current systems (Solaris 10 as case-in-point) still
  42 # have a pre-POSIX /bin/sh.
  43
  44
  45 me=`echo "$0" | sed -e 's,.*/,,'`
  46
  47 usage="\
  48 Usage: $0 [OPTION]
  49
  50 Output the configuration name of the system \`$me' is run on.
  51
  52 Options:
  53   -h, --help         print this help, then exit
  54   -t, --time-stamp   print date of last modification, then exit
  55   -v, --version      print version number, then exit
  56
  57 Report bugs and patches to <config-patches@gnu.org>."
  58
  59 version="\
  60 GNU config.guess ($timestamp)
  61
  62 Originally written by Per Bothner.
  63 Copyright 1992-2021 Free Software Foundation, Inc.
  64
  65 This is free software; see the source for copying conditions.  There is NO
  66 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
  67
  68 help="
  69 Try \`$me --help' for more information."
  70
  71 # Parse command line
  72 while test $# -gt 0 ; do
  73   case $1 in
  74     --time-stamp | --time* | -t )
  75        echo "$timestamp" ; exit ;;
  76     --version | -v )
  77        echo "$version" ; exit ;;
  78     --help | --h* | -h )
  79        echo "$usage"; exit ;;
  80     -- )     # Stop option processing
  81        shift; break ;;
  82     - ) # Use stdin as input.
  83        break ;;
  84     -* )
  85        echo "$me: invalid option $1$help" >&2
  86        exit 1 ;;
  87     * )
  88        break ;;
  89   esac
  90 done
  91
  92 if test $# != 0; then
  93   echo "$me: too many arguments$help" >&2
  94   exit 1
  95 fi
  96
  97 # just in case it came from the environment
  98 if test x${GUESS+set} != xset; then
  99     GUESS=
 100 fi
 101
 102 # CC_FOR_BUILD -- compiler used by this script. Note that the use of a
 103 # compiler to aid in system detection is discouraged as it requires
 104 # temporary files to be created and, as you can see below, it is a
 105 # headache to deal with in a portable fashion.
 106
 107 # Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still
 108 # use `HOST_CC' if defined, but it is deprecated.
 109
 110 # Portable tmp directory creation inspired by the Autoconf team.
 111
 112 tmp=
 113 # shellcheck disable=SC2172
 114 trap 'test -z "$tmp" || rm -fr "$tmp"' 0 1 2 13 15
 115
 116 set_cc_for_build() {
 117     # prevent multiple calls if $tmp is already set
 118     test "$tmp" && return 0
 119     : "${TMPDIR=/tmp}"
 120     # shellcheck disable=SC2039,SC3028
 121     { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
 122         { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir "$tmp" 2>/dev/null) ; } ||
 123         { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir "$tmp" 2>/dev/null) && echo "Warning: creating insecure temp directory" >&2 ; } ||
 124         { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; }
 125     dummy=$tmp/dummy
 126     case ${CC_FOR_BUILD-},${HOST_CC-},${CC-} in
 127         ,,)    echo "int x;" > "$dummy.c"
 128                for driver in cc gcc c89 c99 ; do
 129                    if ($driver -c -o "$dummy.o" "$dummy.c") >/dev/null 2>&1 ; then
 130                        CC_FOR_BUILD=$driver
 131                        break
 132                    fi
 133                done
 134                if test x"$CC_FOR_BUILD" = x ; then
 135                    CC_FOR_BUILD=no_compiler_found
 136                fi
 137                ;;
 138         ,,*)   CC_FOR_BUILD=$CC ;;
 139         ,*,*)  CC_FOR_BUILD=$HOST_CC ;;
 140     esac
 141 }
 142
 143 # This is needed to find uname on a Pyramid OSx when run in the BSD universe.
 144 # (ghazi@noc.rutgers.edu 1994-08-24)
 145 if test -f /.attbin/uname ; then
 146         PATH=$PATH:/.attbin ; export PATH
 147 fi
 148
 149 UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown
 150 UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
 151 UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown
 152 UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
 153
 154 case $UNAME_SYSTEM in
 155 Linux|GNU|GNU/*)
 156         LIBC=unknown
 157
 158         set_cc_for_build
 159         cat <<-EOF > "$dummy.c"
 160         #include <features.h>
 161         #if defined(__UCLIBC__)
 162         LIBC=uclibc
 163         #elif defined(__dietlibc__)
 164         LIBC=dietlibc
 165         #elif defined(__GLIBC__)
 166         LIBC=gnu
 167         #else
 168         #include <stdarg.h>
 169         /* First heuristic to detect musl libc.  */
 170         #ifdef __DEFINED_va_list
 171         LIBC=musl
 172         #endif
 173         #endif
 174         EOF
 175         cc_set_libc=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
 176         eval "$cc_set_libc"
 177
 178         # Second heuristic to detect musl libc.
 179         if [ "$LIBC" = unknown ] &&
 180            command -v ldd >/dev/null &&
 181            ldd --version 2>&1 | grep -q ^musl; then
 182                 LIBC=musl
 183         fi
 184
 185         # If the system lacks a compiler, then just pick glibc.
 186         # We could probably try harder.
 187         if [ "$LIBC" = unknown ]; then
 188                 LIBC=gnu
 189         fi
 190         ;;
 191 esac
 192
 193 # Note: order is significant - the case branches are not exclusive.
 194
 195 case $UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION in
 196     *:NetBSD:*:*)
 197         # NetBSD (nbsd) targets should (where applicable) match one or
 198         # more of the tuples: *-*-netbsdelf*, *-*-netbsdaout*,
 199         # *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
 200         # switched to ELF, *-*-netbsd* would select the old
 201         # object file format.  This provides both forward
 202         # compatibility and a consistent mechanism for selecting the
 203         # object file format.
 204         #
 205         # Note: NetBSD doesn't particularly care about the vendor
 206         # portion of the name.  We always set it to "unknown".
 207         UNAME_MACHINE_ARCH=`(uname -p 2>/dev/null || \
 208             /sbin/sysctl -n hw.machine_arch 2>/dev/null || \
 209             /usr/sbin/sysctl -n hw.machine_arch 2>/dev/null || \
 210             echo unknown)`
 211         case $UNAME_MACHINE_ARCH in
 212             aarch64eb) machine=aarch64_be-unknown ;;
 213             armeb) machine=armeb-unknown ;;
 214             arm*) machine=arm-unknown ;;
 215             sh3el) machine=shl-unknown ;;
 216             sh3eb) machine=sh-unknown ;;
 217             sh5el) machine=sh5le-unknown ;;
 218             earmv*)
 219                 arch=`echo "$UNAME_MACHINE_ARCH" | sed -e 's,^e\(armv[0-9]\).*$,\1,'`
 220                 endian=`echo "$UNAME_MACHINE_ARCH" | sed -ne 's,^.*\(eb\)$,\1,p'`
 221                 machine=${arch}${endian}-unknown
 222                 ;;
 223             *) machine=$UNAME_MACHINE_ARCH-unknown ;;
 224         esac
 225         # The Operating System including object format, if it has switched
 226         # to ELF recently (or will in the future) and ABI.
 227         case $UNAME_MACHINE_ARCH in
 228             earm*)
 229                 os=netbsdelf
 230                 ;;
 231             arm*|i386|m68k|ns32k|sh3*|sparc|vax)
 232                 set_cc_for_build
 233                 if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
 234                         | grep -q __ELF__
 235                 then
 236                     # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
 237                     # Return netbsd for either.  FIX?
 238                     os=netbsd
 239                 else
 240                     os=netbsdelf
 241                 fi
 242                 ;;
 243             *)
 244                 os=netbsd
 245                 ;;
 246         esac
 247         # Determine ABI tags.
 248         case $UNAME_MACHINE_ARCH in
 249             earm*)
 250                 abi=`echo "$UNAME_MACHINE_ARCH" | sed -e 's/^earmv[0-9]/-eabi/;s/eb$//'`
 251                 ;;
 252         esac
 253         # The OS release
 254         # Debian GNU/NetBSD machines have a different userland, and
 255         # thus, need a distinct triplet. However, they do not need
 256         # kernel version information, so it can be replaced with a
 257         # suitable tag, in the style of linux-gnu.
 258         case $UNAME_VERSION in
 259             Debian*)
 260                 release='-gnu'
 261                 ;;
 262             *)
 263                 release=`echo "$UNAME_RELEASE" | sed -e 's/[-_].*//' | cut -d. -f1,2`
 264                 ;;
 265         esac
 266         # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
 267         # contains redundant information, the shorter form:
 268         # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
 269         GUESS=$machine-${os}${release}${abi-}
 270         ;;
 271     *:Bitrig:*:*)
 272         UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'`
 273         GUESS=$UNAME_MACHINE_ARCH-unknown-bitrig$UNAME_RELEASE
 274         ;;
 275     *:OpenBSD:*:*)
 276         UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
 277         GUESS=$UNAME_MACHINE_ARCH-unknown-openbsd$UNAME_RELEASE
 278         ;;
 279     *:SecBSD:*:*)
 280         UNAME_MACHINE_ARCH=`arch | sed 's/SecBSD.//'`
 281         GUESS=$UNAME_MACHINE_ARCH-unknown-secbsd$UNAME_RELEASE
 282         ;;
 283     *:LibertyBSD:*:*)
 284         UNAME_MACHINE_ARCH=`arch | sed 's/^.*BSD\.//'`
 285         GUESS=$UNAME_MACHINE_ARCH-unknown-libertybsd$UNAME_RELEASE
 286         ;;
 287     *:MidnightBSD:*:*)
 288         GUESS=$UNAME_MACHINE-unknown-midnightbsd$UNAME_RELEASE
 289         ;;
 290     *:ekkoBSD:*:*)
 291         GUESS=$UNAME_MACHINE-unknown-ekkobsd$UNAME_RELEASE
 292         ;;
 293     *:SolidBSD:*:*)
 294         GUESS=$UNAME_MACHINE-unknown-solidbsd$UNAME_RELEASE
 295         ;;
 296     *:OS108:*:*)
 297         GUESS=$UNAME_MACHINE-unknown-os108_$UNAME_RELEASE
 298         ;;
 299     macppc:MirBSD:*:*)
 300         GUESS=powerpc-unknown-mirbsd$UNAME_RELEASE
 301         ;;
 302     *:MirBSD:*:*)
 303         GUESS=$UNAME_MACHINE-unknown-mirbsd$UNAME_RELEASE
 304         ;;
 305     *:Sortix:*:*)
 306         GUESS=$UNAME_MACHINE-unknown-sortix
 307         ;;
 308     *:Twizzler:*:*)
 309         GUESS=$UNAME_MACHINE-unknown-twizzler
 310         ;;
 311     *:Redox:*:*)
 312         GUESS=$UNAME_MACHINE-unknown-redox
 313         ;;
 314     mips:OSF1:*.*)
 315         GUESS=mips-dec-osf1
 316         ;;
 317     alpha:OSF1:*:*)
 318         case $UNAME_RELEASE in
 319         *4.0)
 320                 UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
 321                 ;;
 322         *5.*)
 323                 UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'`
 324                 ;;
 325         esac
 326         # According to Compaq, /usr/sbin/psrinfo has been available on
 327         # OSF/1 and Tru64 systems produced since 1995.  I hope that
 328         # covers most systems running today.  This code pipes the CPU
 329         # types through head -n 1, so we only detect the type of CPU 0.
 330         ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^  The alpha \(.*\) processor.*$/\1/p' | head -n 1`
 331         case $ALPHA_CPU_TYPE in
 332             "EV4 (21064)")
 333                 UNAME_MACHINE=alpha ;;
 334             "EV4.5 (21064)")
 335                 UNAME_MACHINE=alpha ;;
 336             "LCA4 (21066/21068)")
 337                 UNAME_MACHINE=alpha ;;
 338             "EV5 (21164)")
 339                 UNAME_MACHINE=alphaev5 ;;
 340             "EV5.6 (21164A)")
 341                 UNAME_MACHINE=alphaev56 ;;
 342             "EV5.6 (21164PC)")
 343                 UNAME_MACHINE=alphapca56 ;;
 344             "EV5.7 (21164PC)")
 345                 UNAME_MACHINE=alphapca57 ;;
 346             "EV6 (21264)")
 347                 UNAME_MACHINE=alphaev6 ;;
 348             "EV6.7 (21264A)")
 349                 UNAME_MACHINE=alphaev67 ;;
 350             "EV6.8CB (21264C)")
 351                 UNAME_MACHINE=alphaev68 ;;
 352             "EV6.8AL (21264B)")
 353                 UNAME_MACHINE=alphaev68 ;;
 354             "EV6.8CX (21264D)")
 355                 UNAME_MACHINE=alphaev68 ;;
 356             "EV6.9A (21264/EV69A)")
 357                 UNAME_MACHINE=alphaev69 ;;
 358             "EV7 (21364)")
 359                 UNAME_MACHINE=alphaev7 ;;
 360             "EV7.9 (21364A)")
 361                 UNAME_MACHINE=alphaev79 ;;
 362         esac
 363         # A Pn.n version is a patched version.
 364         # A Vn.n version is a released version.
 365         # A Tn.n version is a released field test version.
 366         # A Xn.n version is an unreleased experimental baselevel.
 367         # 1.2 uses "1.2" for uname -r.
 368         OSF_REL=`echo "$UNAME_RELEASE" | sed -e 's/^[PVTX]//' | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
 369         echo "$UNAME_MACHINE"-dec-osf"$OSF_REL"
 370         # Reset EXIT trap before exiting to avoid spurious non-zero exit code.
 371         exitcode=$?
 372         trap '' 0
 373         exit $exitcode ;;
 374     Amiga*:UNIX_System_V:4.0:*)
 375         GUESS=m68k-unknown-sysv4
 376         ;;
 377     *:[Aa]miga[Oo][Ss]:*:*)
 378         GUESS=$UNAME_MACHINE-unknown-amigaos
 379         ;;
 380     *:[Mm]orph[Oo][Ss]:*:*)
 381         GUESS=$UNAME_MACHINE-unknown-morphos
 382         ;;
 383     *:OS/390:*:*)
 384         GUESS=i370-ibm-openedition
 385         ;;
 386     *:z/VM:*:*)
 387         GUESS=s390-ibm-zvmoe
 388         ;;
 389     *:OS400:*:*)
 390         GUESS=powerpc-ibm-os400
 391         ;;
 392     arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
 393         GUESS=arm-acorn-riscix$UNAME_RELEASE
 394         ;;
 395     arm*:riscos:*:*|arm*:RISCOS:*:*)
 396         GUESS=arm-unknown-riscos
 397         ;;
 398     SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
 399         GUESS=hppa1.1-hitachi-hiuxmpp
 400         ;;
 401     Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
 402         # akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
 403         PYRAMID_UNIVERSE=`(/bin/universe) 2>/dev/null`
 404         if test x"$PYRAMID_UNIVERSE" = xatt ; then
 405                 GUESS=pyramid-pyramid-sysv3
 406         else
 407                 GUESS=pyramid-pyramid-bsd
 408         fi
 409         ;;
 410     NILE*:*:*:dcosx)
 411         GUESS=pyramid-pyramid-svr4
 412         ;;
 413     DRS?6000:unix:4.0:6*)
 414         GUESS=sparc-icl-nx6
 415         ;;
 416     DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*)
 417         case `/usr/bin/uname -p` in
 418             sparc) echo sparc-icl-nx7; exit ;;
 419         esac ;;
 420     s390x:SunOS:*:*)
 421         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 422         GUESS=$UNAME_MACHINE-ibm-solaris2$SUN_REL
 423         ;;
 424     sun4H:SunOS:5.*:*)
 425         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 426         GUESS=sparc-hal-solaris2$SUN_REL
 427         ;;
 428     sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
 429         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 430         GUESS=sparc-sun-solaris2$SUN_REL
 431         ;;
 432     i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*)
 433         GUESS=i386-pc-auroraux$UNAME_RELEASE
 434         ;;
 435     i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
 436         set_cc_for_build
 437         SUN_ARCH=i386
 438         # If there is a compiler, see if it is configured for 64-bit objects.
 439         # Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
 440         # This test works for both compilers.
 441         if test "$CC_FOR_BUILD" != no_compiler_found; then
 442             if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
 443                 (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
 444                 grep IS_64BIT_ARCH >/dev/null
 445             then
 446                 SUN_ARCH=x86_64
 447             fi
 448         fi
 449         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 450         GUESS=$SUN_ARCH-pc-solaris2$SUN_REL
 451         ;;
 452     sun4*:SunOS:6*:*)
 453         # According to config.sub, this is the proper way to canonicalize
 454         # SunOS6.  Hard to guess exactly what SunOS6 will be like, but
 455         # it's likely to be more like Solaris than SunOS4.
 456         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 457         GUESS=sparc-sun-solaris3$SUN_REL
 458         ;;
 459     sun4*:SunOS:*:*)
 460         case `/usr/bin/arch -k` in
 461             Series*|S4*)
 462                 UNAME_RELEASE=`uname -v`
 463                 ;;
 464         esac
 465         # Japanese Language versions have a version number like `4.1.3-JL'.
 466         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/'`
 467         GUESS=sparc-sun-sunos$SUN_REL
 468         ;;
 469     sun3*:SunOS:*:*)
 470         GUESS=m68k-sun-sunos$UNAME_RELEASE
 471         ;;
 472     sun*:*:4.2BSD:*)
 473         UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
 474         test "x$UNAME_RELEASE" = x && UNAME_RELEASE=3
 475         case `/bin/arch` in
 476             sun3)
 477                 GUESS=m68k-sun-sunos$UNAME_RELEASE
 478                 ;;
 479             sun4)
 480                 GUESS=sparc-sun-sunos$UNAME_RELEASE
 481                 ;;
 482         esac
 483         ;;
 484     aushp:SunOS:*:*)
 485         GUESS=sparc-auspex-sunos$UNAME_RELEASE
 486         ;;
 487     # The situation for MiNT is a little confusing.  The machine name
 488     # can be virtually everything (everything which is not
 489     # "atarist" or "atariste" at least should have a processor
 490     # > m68000).  The system name ranges from "MiNT" over "FreeMiNT"
 491     # to the lowercase version "mint" (or "freemint").  Finally
 492     # the system name "TOS" denotes a system which is actually not
 493     # MiNT.  But MiNT is downward compatible to TOS, so this should
 494     # be no problem.
 495     atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
 496         GUESS=m68k-atari-mint$UNAME_RELEASE
 497         ;;
 498     atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
 499         GUESS=m68k-atari-mint$UNAME_RELEASE
 500         ;;
 501     *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
 502         GUESS=m68k-atari-mint$UNAME_RELEASE
 503         ;;
 504     milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
 505         GUESS=m68k-milan-mint$UNAME_RELEASE
 506         ;;
 507     hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
 508         GUESS=m68k-hades-mint$UNAME_RELEASE
 509         ;;
 510     *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
 511         GUESS=m68k-unknown-mint$UNAME_RELEASE
 512         ;;
 513     m68k:machten:*:*)
 514         GUESS=m68k-apple-machten$UNAME_RELEASE
 515         ;;
 516     powerpc:machten:*:*)
 517         GUESS=powerpc-apple-machten$UNAME_RELEASE
 518         ;;
 519     RISC*:Mach:*:*)
 520         GUESS=mips-dec-mach_bsd4.3
 521         ;;
 522     RISC*:ULTRIX:*:*)
 523         GUESS=mips-dec-ultrix$UNAME_RELEASE
 524         ;;
 525     VAX*:ULTRIX*:*:*)
 526         GUESS=vax-dec-ultrix$UNAME_RELEASE
 527         ;;
 528     2020:CLIX:*:* | 2430:CLIX:*:*)
 529         GUESS=clipper-intergraph-clix$UNAME_RELEASE
 530         ;;
 531     mips:*:*:UMIPS | mips:*:*:RISCos)
 532         set_cc_for_build
 533         sed 's/^        //' << EOF > "$dummy.c"
 534 #ifdef __cplusplus
 535 #include <stdio.h>  /* for printf() prototype */
 536         int main (int argc, char *argv[]) {
 537 #else
 538         int main (argc, argv) int argc; char *argv[]; {
 539 #endif
 540         #if defined (host_mips) && defined (MIPSEB)
 541         #if defined (SYSTYPE_SYSV)
 542           printf ("mips-mips-riscos%ssysv\\n", argv[1]); exit (0);
 543         #endif
 544         #if defined (SYSTYPE_SVR4)
 545           printf ("mips-mips-riscos%ssvr4\\n", argv[1]); exit (0);
 546         #endif
 547         #if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD)
 548           printf ("mips-mips-riscos%sbsd\\n", argv[1]); exit (0);
 549         #endif
 550         #endif
 551           exit (-1);
 552         }
 553 EOF
 554         $CC_FOR_BUILD -o "$dummy" "$dummy.c" &&
 555           dummyarg=`echo "$UNAME_RELEASE" | sed -n 's/\([0-9]*\).*/\1/p'` &&
 556           SYSTEM_NAME=`"$dummy" "$dummyarg"` &&
 557             { echo "$SYSTEM_NAME"; exit; }
 558         GUESS=mips-mips-riscos$UNAME_RELEASE
 559         ;;
 560     Motorola:PowerMAX_OS:*:*)
 561         GUESS=powerpc-motorola-powermax
 562         ;;
 563     Motorola:*:4.3:PL8-*)
 564         GUESS=powerpc-harris-powermax
 565         ;;
 566     Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*)
 567         GUESS=powerpc-harris-powermax
 568         ;;
 569     Night_Hawk:Power_UNIX:*:*)
 570         GUESS=powerpc-harris-powerunix
 571         ;;
 572     m88k:CX/UX:7*:*)
 573         GUESS=m88k-harris-cxux7
 574         ;;
 575     m88k:*:4*:R4*)
 576         GUESS=m88k-motorola-sysv4
 577         ;;
 578     m88k:*:3*:R3*)
 579         GUESS=m88k-motorola-sysv3
 580         ;;
 581     AViiON:dgux:*:*)
 582         # DG/UX returns AViiON for all architectures
 583         UNAME_PROCESSOR=`/usr/bin/uname -p`
 584         if test "$UNAME_PROCESSOR" = mc88100 || test "$UNAME_PROCESSOR" = mc88110
 585         then
 586             if test "$TARGET_BINARY_INTERFACE"x = m88kdguxelfx || \
 587                test "$TARGET_BINARY_INTERFACE"x = x
 588             then
 589                 GUESS=m88k-dg-dgux$UNAME_RELEASE
 590             else
 591                 GUESS=m88k-dg-dguxbcs$UNAME_RELEASE
 592             fi
 593         else
 594             GUESS=i586-dg-dgux$UNAME_RELEASE
 595         fi
 596         ;;
 597     M88*:DolphinOS:*:*) # DolphinOS (SVR3)
 598         GUESS=m88k-dolphin-sysv3
 599         ;;
 600     M88*:*:R3*:*)
 601         # Delta 88k system running SVR3
 602         GUESS=m88k-motorola-sysv3
 603         ;;
 604     XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
 605         GUESS=m88k-tektronix-sysv3
 606         ;;
 607     Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
 608         GUESS=m68k-tektronix-bsd
 609         ;;
 610     *:IRIX*:*:*)
 611         IRIX_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/g'`
 612         GUESS=mips-sgi-irix$IRIX_REL
 613         ;;
 614     ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
 615         GUESS=romp-ibm-aix     # uname -m gives an 8 hex-code CPU id
 616         ;;               # Note that: echo "'`uname -s`'" gives 'AIX '
 617     i*86:AIX:*:*)
 618         GUESS=i386-ibm-aix
 619         ;;
 620     ia64:AIX:*:*)
 621         if test -x /usr/bin/oslevel ; then
 622                 IBM_REV=`/usr/bin/oslevel`
 623         else
 624                 IBM_REV=$UNAME_VERSION.$UNAME_RELEASE
 625         fi
 626         GUESS=$UNAME_MACHINE-ibm-aix$IBM_REV
 627         ;;
 628     *:AIX:2:3)
 629         if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
 630                 set_cc_for_build
 631                 sed 's/^                //' << EOF > "$dummy.c"
 632                 #include <sys/systemcfg.h>
 633
 634                 main()
 635                         {
 636                         if (!__power_pc())
 637                                 exit(1);
 638                         puts("powerpc-ibm-aix3.2.5");
 639                         exit(0);
 640                         }
 641 EOF
 642                 if $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"`
 643                 then
 644                         GUESS=$SYSTEM_NAME
 645                 else
 646                         GUESS=rs6000-ibm-aix3.2.5
 647                 fi
 648         elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
 649                 GUESS=rs6000-ibm-aix3.2.4
 650         else
 651                 GUESS=rs6000-ibm-aix3.2
 652         fi
 653         ;;
 654     *:AIX:*:[4567])
 655         IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'`
 656         if /usr/sbin/lsattr -El "$IBM_CPU_ID" | grep ' POWER' >/dev/null 2>&1; then
 657                 IBM_ARCH=rs6000
 658         else
 659                 IBM_ARCH=powerpc
 660         fi
 661         if test -x /usr/bin/lslpp ; then
 662                 IBM_REV=`/usr/bin/lslpp -Lqc bos.rte.libc | \
 663                            awk -F: '{ print $3 }' | sed s/[0-9]*$/0/`
 664         else
 665                 IBM_REV=$UNAME_VERSION.$UNAME_RELEASE
 666         fi
 667         GUESS=$IBM_ARCH-ibm-aix$IBM_REV
 668         ;;
 669     *:AIX:*:*)
 670         GUESS=rs6000-ibm-aix
 671         ;;
 672     ibmrt:4.4BSD:*|romp-ibm:4.4BSD:*)
 673         GUESS=romp-ibm-bsd4.4
 674         ;;
 675     ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
 676         GUESS=romp-ibm-bsd$UNAME_RELEASE    # 4.3 with uname added to
 677         ;;                                  # report: romp-ibm BSD 4.3
 678     *:BOSX:*:*)
 679         GUESS=rs6000-bull-bosx
 680         ;;
 681     DPX/2?00:B.O.S.:*:*)
 682         GUESS=m68k-bull-sysv3
 683         ;;
 684     9000/[34]??:4.3bsd:1.*:*)
 685         GUESS=m68k-hp-bsd
 686         ;;
 687     hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*)
 688         GUESS=m68k-hp-bsd4.4
 689         ;;
 690     9000/[34678]??:HP-UX:*:*)
 691         HPUX_REV=`echo "$UNAME_RELEASE"|sed -e 's/[^.]*.[0B]*//'`
 692         case $UNAME_MACHINE in
 693             9000/31?)            HP_ARCH=m68000 ;;
 694             9000/[34]??)         HP_ARCH=m68k ;;
 695             9000/[678][0-9][0-9])
 696                 if test -x /usr/bin/getconf; then
 697                     sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
 698                     sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
 699                     case $sc_cpu_version in
 700                       523) HP_ARCH=hppa1.0 ;; # CPU_PA_RISC1_0
 701                       528) HP_ARCH=hppa1.1 ;; # CPU_PA_RISC1_1
 702                       532)                      # CPU_PA_RISC2_0
 703                         case $sc_kernel_bits in
 704                           32) HP_ARCH=hppa2.0n ;;
 705                           64) HP_ARCH=hppa2.0w ;;
 706                           '') HP_ARCH=hppa2.0 ;;   # HP-UX 10.20
 707                         esac ;;
 708                     esac
 709                 fi
 710                 if test "$HP_ARCH" = ""; then
 711                     set_cc_for_build
 712                     sed 's/^            //' << EOF > "$dummy.c"
 713
 714                 #define _HPUX_SOURCE
 715                 #include <stdlib.h>
 716                 #include <unistd.h>
 717
 718                 int main ()
 719                 {
 720                 #if defined(_SC_KERNEL_BITS)
 721                     long bits = sysconf(_SC_KERNEL_BITS);
 722                 #endif
 723                     long cpu  = sysconf (_SC_CPU_VERSION);
 724
 725                     switch (cpu)
 726                         {
 727                         case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
 728                         case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
 729                         case CPU_PA_RISC2_0:
 730                 #if defined(_SC_KERNEL_BITS)
 731                             switch (bits)
 732                                 {
 733                                 case 64: puts ("hppa2.0w"); break;
 734                                 case 32: puts ("hppa2.0n"); break;
 735                                 default: puts ("hppa2.0"); break;
 736                                 } break;
 737                 #else  /* !defined(_SC_KERNEL_BITS) */
 738                             puts ("hppa2.0"); break;
 739                 #endif
 740                         default: puts ("hppa1.0"); break;
 741                         }
 742                     exit (0);
 743                 }
 744 EOF
 745                     (CCOPTS="" $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null) && HP_ARCH=`"$dummy"`
 746                     test -z "$HP_ARCH" && HP_ARCH=hppa
 747                 fi ;;
 748         esac
 749         if test "$HP_ARCH" = hppa2.0w
 750         then
 751             set_cc_for_build
 752
 753             # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating
 754             # 32-bit code.  hppa64-hp-hpux* has the same kernel and a compiler
 755             # generating 64-bit code.  GNU and HP use different nomenclature:
 756             #
 757             # $ CC_FOR_BUILD=cc ./config.guess
 758             # => hppa2.0w-hp-hpux11.23
 759             # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess
 760             # => hppa64-hp-hpux11.23
 761
 762             if echo __LP64__ | (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) |
 763                 grep -q __LP64__
 764             then
 765                 HP_ARCH=hppa2.0w
 766             else
 767                 HP_ARCH=hppa64
 768             fi
 769         fi
 770         GUESS=$HP_ARCH-hp-hpux$HPUX_REV
 771         ;;
 772     ia64:HP-UX:*:*)
 773         HPUX_REV=`echo "$UNAME_RELEASE"|sed -e 's/[^.]*.[0B]*//'`
 774         GUESS=ia64-hp-hpux$HPUX_REV
 775         ;;
 776     3050*:HI-UX:*:*)
 777         set_cc_for_build
 778         sed 's/^        //' << EOF > "$dummy.c"
 779         #include <unistd.h>
 780         int
 781         main ()
 782         {
 783           long cpu = sysconf (_SC_CPU_VERSION);
 784           /* The order matters, because CPU_IS_HP_MC68K erroneously returns
 785              true for CPU_PA_RISC1_0.  CPU_IS_PA_RISC returns correct
 786              results, however.  */
 787           if (CPU_IS_PA_RISC (cpu))
 788             {
 789               switch (cpu)
 790                 {
 791                   case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break;
 792                   case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break;
 793                   case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break;
 794                   default: puts ("hppa-hitachi-hiuxwe2"); break;
 795                 }
 796             }
 797           else if (CPU_IS_HP_MC68K (cpu))
 798             puts ("m68k-hitachi-hiuxwe2");
 799           else puts ("unknown-hitachi-hiuxwe2");
 800           exit (0);
 801         }
 802 EOF
 803         $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"` &&
 804                 { echo "$SYSTEM_NAME"; exit; }
 805         GUESS=unknown-hitachi-hiuxwe2
 806         ;;
 807     9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:*)
 808         GUESS=hppa1.1-hp-bsd
 809         ;;
 810     9000/8??:4.3bsd:*:*)
 811         GUESS=hppa1.0-hp-bsd
 812         ;;
 813     *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
 814         GUESS=hppa1.0-hp-mpeix
 815         ;;
 816     hp7??:OSF1:*:* | hp8?[79]:OSF1:*:*)
 817         GUESS=hppa1.1-hp-osf
 818         ;;
 819     hp8??:OSF1:*:*)
 820         GUESS=hppa1.0-hp-osf
 821         ;;
 822     i*86:OSF1:*:*)
 823         if test -x /usr/sbin/sysversion ; then
 824             GUESS=$UNAME_MACHINE-unknown-osf1mk
 825         else
 826             GUESS=$UNAME_MACHINE-unknown-osf1
 827         fi
 828         ;;
 829     parisc*:Lites*:*:*)
 830         GUESS=hppa1.1-hp-lites
 831         ;;
 832     C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
 833         GUESS=c1-convex-bsd
 834         ;;
 835     C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
 836         if getsysinfo -f scalar_acc
 837         then echo c32-convex-bsd
 838         else echo c2-convex-bsd
 839         fi
 840         exit ;;
 841     C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
 842         GUESS=c34-convex-bsd
 843         ;;
 844     C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
 845         GUESS=c38-convex-bsd
 846         ;;
 847     C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
 848         GUESS=c4-convex-bsd
 849         ;;
 850     CRAY*Y-MP:*:*:*)
 851         CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
 852         GUESS=ymp-cray-unicos$CRAY_REL
 853         ;;
 854     CRAY*[A-Z]90:*:*:*)
 855         echo "$UNAME_MACHINE"-cray-unicos"$UNAME_RELEASE" \
 856         | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
 857               -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \
 858               -e 's/\.[^.]*$/.X/'
 859         exit ;;
 860     CRAY*TS:*:*:*)
 861         CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
 862         GUESS=t90-cray-unicos$CRAY_REL
 863         ;;
 864     CRAY*T3E:*:*:*)
 865         CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
 866         GUESS=alphaev5-cray-unicosmk$CRAY_REL
 867         ;;
 868     CRAY*SV1:*:*:*)
 869         CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
 870         GUESS=sv1-cray-unicos$CRAY_REL
 871         ;;
 872     *:UNICOS/mp:*:*)
 873         CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
 874         GUESS=craynv-cray-unicosmp$CRAY_REL
 875         ;;
 876     F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
 877         FUJITSU_PROC=`uname -m | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
 878         FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
 879         FUJITSU_REL=`echo "$UNAME_RELEASE" | sed -e 's/ /_/'`
 880         GUESS=${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}
 881         ;;
 882     5000:UNIX_System_V:4.*:*)
 883         FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
 884         FUJITSU_REL=`echo "$UNAME_RELEASE" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/'`
 885         GUESS=sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}
 886         ;;
 887     i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
 888         GUESS=$UNAME_MACHINE-pc-bsdi$UNAME_RELEASE
 889         ;;
 890     sparc*:BSD/OS:*:*)
 891         GUESS=sparc-unknown-bsdi$UNAME_RELEASE
 892         ;;
 893     *:BSD/OS:*:*)
 894         GUESS=$UNAME_MACHINE-unknown-bsdi$UNAME_RELEASE
 895         ;;
 896     arm:FreeBSD:*:*)
 897         UNAME_PROCESSOR=`uname -p`
 898         set_cc_for_build
 899         if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
 900             | grep -q __ARM_PCS_VFP
 901         then
 902             FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
 903             GUESS=${UNAME_PROCESSOR}-unknown-freebsd$FREEBSD_REL-gnueabi
 904         else
 905             FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
 906             GUESS=${UNAME_PROCESSOR}-unknown-freebsd$FREEBSD_REL-gnueabihf
 907         fi
 908         ;;
 909     *:FreeBSD:*:*)
 910         UNAME_PROCESSOR=`/usr/bin/uname -p`
 911         case $UNAME_PROCESSOR in
 912             amd64)
 913                 UNAME_PROCESSOR=x86_64 ;;
 914             i386)
 915                 UNAME_PROCESSOR=i586 ;;
 916         esac
 917         FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
 918         GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL
 919         ;;
 920     i*:CYGWIN*:*)
 921         GUESS=$UNAME_MACHINE-pc-cygwin
 922         ;;
 923     *:MINGW64*:*)
 924         GUESS=$UNAME_MACHINE-pc-mingw64
 925         ;;
 926     *:MINGW*:*)
 927         GUESS=$UNAME_MACHINE-pc-mingw32
 928         ;;
 929     *:MSYS*:*)
 930         GUESS=$UNAME_MACHINE-pc-msys
 931         ;;
 932     i*:PW*:*)
 933         GUESS=$UNAME_MACHINE-pc-pw32
 934         ;;
 935     *:Interix*:*)
 936         case $UNAME_MACHINE in
 937             x86)
 938                 GUESS=i586-pc-interix$UNAME_RELEASE
 939                 ;;
 940             authenticamd | genuineintel | EM64T)
 941                 GUESS=x86_64-unknown-interix$UNAME_RELEASE
 942                 ;;
 943             IA64)
 944                 GUESS=ia64-unknown-interix$UNAME_RELEASE
 945                 ;;
 946         esac ;;
 947     i*:UWIN*:*)
 948         GUESS=$UNAME_MACHINE-pc-uwin
 949         ;;
 950     amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*)
 951         GUESS=x86_64-pc-cygwin
 952         ;;
 953     prep*:SunOS:5.*:*)
 954         SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
 955         GUESS=powerpcle-unknown-solaris2$SUN_REL
 956         ;;
 957     *:GNU:*:*)
 958         # the GNU system
 959         GNU_ARCH=`echo "$UNAME_MACHINE" | sed -e 's,[-/].*$,,'`
 960         GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's,/.*$,,'`
 961         GUESS=$GNU_ARCH-unknown-$LIBC$GNU_REL
 962         ;;
 963     *:GNU/*:*:*)
 964         # other systems with GNU libc and userland
 965         GNU_SYS=`echo "$UNAME_SYSTEM" | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]"`
 966         GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
 967         GUESS=$UNAME_MACHINE-unknown-$GNU_SYS$GNU_REL-$LIBC
 968         ;;
 969     *:Minix:*:*)
 970         GUESS=$UNAME_MACHINE-unknown-minix
 971         ;;
 972     aarch64:Linux:*:*)
 973         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
 974         ;;
 975     aarch64_be:Linux:*:*)
 976         UNAME_MACHINE=aarch64_be
 977         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
 978         ;;
 979     alpha:Linux:*:*)
 980         case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null` in
 981           EV5)   UNAME_MACHINE=alphaev5 ;;
 982           EV56)  UNAME_MACHINE=alphaev56 ;;
 983           PCA56) UNAME_MACHINE=alphapca56 ;;
 984           PCA57) UNAME_MACHINE=alphapca56 ;;
 985           EV6)   UNAME_MACHINE=alphaev6 ;;
 986           EV67)  UNAME_MACHINE=alphaev67 ;;
 987           EV68*) UNAME_MACHINE=alphaev68 ;;
 988         esac
 989         objdump --private-headers /bin/sh | grep -q ld.so.1
 990         if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
 991         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
 992         ;;
 993     arc:Linux:*:* | arceb:Linux:*:* | arc64:Linux:*:*)
 994         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
 995         ;;
 996     arm*:Linux:*:*)
 997         set_cc_for_build
 998         if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
 999             | grep -q __ARM_EABI__
1000         then
1001             GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1002         else
1003             if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
1004                 | grep -q __ARM_PCS_VFP
1005             then
1006                 GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabi
1007             else
1008                 GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabihf
1009             fi
1010         fi
1011         ;;
1012     avr32*:Linux:*:*)
1013         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1014         ;;
1015     cris:Linux:*:*)
1016         GUESS=$UNAME_MACHINE-axis-linux-$LIBC
1017         ;;
1018     crisv32:Linux:*:*)
1019         GUESS=$UNAME_MACHINE-axis-linux-$LIBC
1020         ;;
1021     e2k:Linux:*:*)
1022         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1023         ;;
1024     frv:Linux:*:*)
1025         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1026         ;;
1027     hexagon:Linux:*:*)
1028         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1029         ;;
1030     i*86:Linux:*:*)
1031         GUESS=$UNAME_MACHINE-pc-linux-$LIBC
1032         ;;
1033     ia64:Linux:*:*)
1034         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1035         ;;
1036     k1om:Linux:*:*)
1037         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1038         ;;
1039     loongarch32:Linux:*:* | loongarch64:Linux:*:* | loongarchx32:Linux:*:*)
1040         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1041         ;;
1042     m32r*:Linux:*:*)
1043         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1044         ;;
1045     m68*:Linux:*:*)
1046         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1047         ;;
1048     mips:Linux:*:* | mips64:Linux:*:*)
1049         set_cc_for_build
1050         IS_GLIBC=0
1051         test x"${LIBC}" = xgnu && IS_GLIBC=1
1052         sed 's/^        //' << EOF > "$dummy.c"
1053         #undef CPU
1054         #undef mips
1055         #undef mipsel
1056         #undef mips64
1057         #undef mips64el
1058         #if ${IS_GLIBC} && defined(_ABI64)
1059         LIBCABI=gnuabi64
1060         #else
1061         #if ${IS_GLIBC} && defined(_ABIN32)
1062         LIBCABI=gnuabin32
1063         #else
1064         LIBCABI=${LIBC}
1065         #endif
1066         #endif
1067
1068         #if ${IS_GLIBC} && defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
1069         CPU=mipsisa64r6
1070         #else
1071         #if ${IS_GLIBC} && !defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
1072         CPU=mipsisa32r6
1073         #else
1074         #if defined(__mips64)
1075         CPU=mips64
1076         #else
1077         CPU=mips
1078         #endif
1079         #endif
1080         #endif
1081
1082         #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
1083         MIPS_ENDIAN=el
1084         #else
1085         #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
1086         MIPS_ENDIAN=
1087         #else
1088         MIPS_ENDIAN=
1089         #endif
1090         #endif
1091 EOF
1092         cc_set_vars=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU\|^MIPS_ENDIAN\|^LIBCABI'`
1093         eval "$cc_set_vars"
1094         test "x$CPU" != x && { echo "$CPU${MIPS_ENDIAN}-unknown-linux-$LIBCABI"; exit; }
1095         ;;
1096     mips64el:Linux:*:*)
1097         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1098         ;;
1099     openrisc*:Linux:*:*)
1100         GUESS=or1k-unknown-linux-$LIBC
1101         ;;
1102     or32:Linux:*:* | or1k*:Linux:*:*)
1103         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1104         ;;
1105     padre:Linux:*:*)
1106         GUESS=sparc-unknown-linux-$LIBC
1107         ;;
1108     parisc64:Linux:*:* | hppa64:Linux:*:*)
1109         GUESS=hppa64-unknown-linux-$LIBC
1110         ;;
1111     parisc:Linux:*:* | hppa:Linux:*:*)
1112         # Look for CPU level
1113         case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
1114           PA7*) GUESS=hppa1.1-unknown-linux-$LIBC ;;
1115           PA8*) GUESS=hppa2.0-unknown-linux-$LIBC ;;
1116           *)    GUESS=hppa-unknown-linux-$LIBC    ;;
1117         esac
1118         ;;
1119     ppc64:Linux:*:*)
1120         GUESS=powerpc64-unknown-linux-$LIBC
1121         ;;
1122     ppc:Linux:*:*)
1123         GUESS=powerpc-unknown-linux-$LIBC
1124         ;;
1125     ppc64le:Linux:*:*)
1126         GUESS=powerpc64le-unknown-linux-$LIBC
1127         ;;
1128     ppcle:Linux:*:*)
1129         GUESS=powerpcle-unknown-linux-$LIBC
1130         ;;
1131     riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*)
1132         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1133         ;;
1134     s390:Linux:*:* | s390x:Linux:*:*)
1135         GUESS=$UNAME_MACHINE-ibm-linux-$LIBC
1136         ;;
1137     sh64*:Linux:*:*)
1138         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1139         ;;
1140     sh*:Linux:*:*)
1141         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1142         ;;
1143     sparc:Linux:*:* | sparc64:Linux:*:*)
1144         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1145         ;;
1146     tile*:Linux:*:*)
1147         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1148         ;;
1149     vax:Linux:*:*)
1150         GUESS=$UNAME_MACHINE-dec-linux-$LIBC
1151         ;;
1152     x86_64:Linux:*:*)
1153         set_cc_for_build
1154         LIBCABI=$LIBC
1155         if test "$CC_FOR_BUILD" != no_compiler_found; then
1156             if (echo '#ifdef __ILP32__'; echo IS_X32; echo '#endif') | \
1157                 (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1158                 grep IS_X32 >/dev/null
1159             then
1160                 LIBCABI=${LIBC}x32
1161             fi
1162         fi
1163         GUESS=$UNAME_MACHINE-pc-linux-$LIBCABI
1164         ;;
1165     xtensa*:Linux:*:*)
1166         GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1167         ;;
1168     i*86:DYNIX/ptx:4*:*)
1169         # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
1170         # earlier versions are messed up and put the nodename in both
1171         # sysname and nodename.
1172         GUESS=i386-sequent-sysv4
1173         ;;
1174     i*86:UNIX_SV:4.2MP:2.*)
1175         # Unixware is an offshoot of SVR4, but it has its own version
1176         # number series starting with 2...
1177         # I am not positive that other SVR4 systems won't match this,
1178         # I just have to hope.  -- rms.
1179         # Use sysv4.2uw... so that sysv4* matches it.
1180         GUESS=$UNAME_MACHINE-pc-sysv4.2uw$UNAME_VERSION
1181         ;;
1182     i*86:OS/2:*:*)
1183         # If we were able to find `uname', then EMX Unix compatibility
1184         # is probably installed.
1185         GUESS=$UNAME_MACHINE-pc-os2-emx
1186         ;;
1187     i*86:XTS-300:*:STOP)
1188         GUESS=$UNAME_MACHINE-unknown-stop
1189         ;;
1190     i*86:atheos:*:*)
1191         GUESS=$UNAME_MACHINE-unknown-atheos
1192         ;;
1193     i*86:syllable:*:*)
1194         GUESS=$UNAME_MACHINE-pc-syllable
1195         ;;
1196     i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
1197         GUESS=i386-unknown-lynxos$UNAME_RELEASE
1198         ;;
1199     i*86:*DOS:*:*)
1200         GUESS=$UNAME_MACHINE-pc-msdosdjgpp
1201         ;;
1202     i*86:*:4.*:*)
1203         UNAME_REL=`echo "$UNAME_RELEASE" | sed 's/\/MP$//'`
1204         if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
1205             GUESS=$UNAME_MACHINE-univel-sysv$UNAME_REL
1206         else
1207             GUESS=$UNAME_MACHINE-pc-sysv$UNAME_REL
1208         fi
1209         ;;
1210     i*86:*:5:[678]*)
1211         # UnixWare 7.x, OpenUNIX and OpenServer 6.
1212         case `/bin/uname -X | grep "^Machine"` in
1213             *486*)           UNAME_MACHINE=i486 ;;
1214             *Pentium)        UNAME_MACHINE=i586 ;;
1215             *Pent*|*Celeron) UNAME_MACHINE=i686 ;;
1216         esac
1217         GUESS=$UNAME_MACHINE-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}
1218         ;;
1219     i*86:*:3.2:*)
1220         if test -f /usr/options/cb.name; then
1221             UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
1222             GUESS=$UNAME_MACHINE-pc-isc$UNAME_REL
1223         elif /bin/uname -X 2>/dev/null >/dev/null ; then
1224             UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')`
1225             (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486
1226             (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \
1227                 && UNAME_MACHINE=i586
1228             (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \
1229                 && UNAME_MACHINE=i686
1230             (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
1231                 && UNAME_MACHINE=i686
1232             GUESS=$UNAME_MACHINE-pc-sco$UNAME_REL
1233         else
1234             GUESS=$UNAME_MACHINE-pc-sysv32
1235         fi
1236         ;;
1237     pc:*:*:*)
1238         # Left here for compatibility:
1239         # uname -m prints for DJGPP always 'pc', but it prints nothing about
1240         # the processor, so we play safe by assuming i586.
1241         # Note: whatever this is, it MUST be the same as what config.sub
1242         # prints for the "djgpp" host, or else GDB configure will decide that
1243         # this is a cross-build.
1244         GUESS=i586-pc-msdosdjgpp
1245         ;;
1246     Intel:Mach:3*:*)
1247         GUESS=i386-pc-mach3
1248         ;;
1249     paragon:*:*:*)
1250         GUESS=i860-intel-osf1
1251         ;;
1252     i860:*:4.*:*) # i860-SVR4
1253         if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
1254             GUESS=i860-stardent-sysv$UNAME_RELEASE # Stardent Vistra i860-SVR4
1255         else # Add other i860-SVR4 vendors below as they are discovered.
1256             GUESS=i860-unknown-sysv$UNAME_RELEASE  # Unknown i860-SVR4
1257         fi
1258         ;;
1259     mini*:CTIX:SYS*5:*)
1260         # "miniframe"
1261         GUESS=m68010-convergent-sysv
1262         ;;
1263     mc68k:UNIX:SYSTEM5:3.51m)
1264         GUESS=m68k-convergent-sysv
1265         ;;
1266     M680?0:D-NIX:5.3:*)
1267         GUESS=m68k-diab-dnix
1268         ;;
1269     M68*:*:R3V[5678]*:*)
1270         test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;;
1271     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)
1272         OS_REL=''
1273         test -r /etc/.relid \
1274         && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1275         /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1276           && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
1277         /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1278           && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
1279     3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
1280         /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1281           && { echo i486-ncr-sysv4; exit; } ;;
1282     NCR*:*:4.2:* | MPRAS*:*:4.2:*)
1283         OS_REL='.3'
1284         test -r /etc/.relid \
1285             && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1286         /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1287             && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
1288         /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1289             && { echo i586-ncr-sysv4.3"$OS_REL"; exit; }
1290         /bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \
1291             && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
1292     m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
1293         GUESS=m68k-unknown-lynxos$UNAME_RELEASE
1294         ;;
1295     mc68030:UNIX_System_V:4.*:*)
1296         GUESS=m68k-atari-sysv4
1297         ;;
1298     TSUNAMI:LynxOS:2.*:*)
1299         GUESS=sparc-unknown-lynxos$UNAME_RELEASE
1300         ;;
1301     rs6000:LynxOS:2.*:*)
1302         GUESS=rs6000-unknown-lynxos$UNAME_RELEASE
1303         ;;
1304     PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
1305         GUESS=powerpc-unknown-lynxos$UNAME_RELEASE
1306         ;;
1307     SM[BE]S:UNIX_SV:*:*)
1308         GUESS=mips-dde-sysv$UNAME_RELEASE
1309         ;;
1310     RM*:ReliantUNIX-*:*:*)
1311         GUESS=mips-sni-sysv4
1312         ;;
1313     RM*:SINIX-*:*:*)
1314         GUESS=mips-sni-sysv4
1315         ;;
1316     *:SINIX-*:*:*)
1317         if uname -p 2>/dev/null >/dev/null ; then
1318             UNAME_MACHINE=`(uname -p) 2>/dev/null`
1319             GUESS=$UNAME_MACHINE-sni-sysv4
1320         else
1321             GUESS=ns32k-sni-sysv
1322         fi
1323         ;;
1324     PENTIUM:*:4.0*:*)   # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
1325                         # says <Richard.M.Bartel@ccMail.Census.GOV>
1326         GUESS=i586-unisys-sysv4
1327         ;;
1328     *:UNIX_System_V:4*:FTX*)
1329         # From Gerald Hewes <hewes@openmarket.com>.
1330         # How about differentiating between stratus architectures? -djm
1331         GUESS=hppa1.1-stratus-sysv4
1332         ;;
1333     *:*:*:FTX*)
1334         # From seanf@swdc.stratus.com.
1335         GUESS=i860-stratus-sysv4
1336         ;;
1337     i*86:VOS:*:*)
1338         # From Paul.Green@stratus.com.
1339         GUESS=$UNAME_MACHINE-stratus-vos
1340         ;;
1341     *:VOS:*:*)
1342         # From Paul.Green@stratus.com.
1343         GUESS=hppa1.1-stratus-vos
1344         ;;
1345     mc68*:A/UX:*:*)
1346         GUESS=m68k-apple-aux$UNAME_RELEASE
1347         ;;
1348     news*:NEWS-OS:6*:*)
1349         GUESS=mips-sony-newsos6
1350         ;;
1351     R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
1352         if test -d /usr/nec; then
1353             GUESS=mips-nec-sysv$UNAME_RELEASE
1354         else
1355             GUESS=mips-unknown-sysv$UNAME_RELEASE
1356         fi
1357         ;;
1358     BeBox:BeOS:*:*)     # BeOS running on hardware made by Be, PPC only.
1359         GUESS=powerpc-be-beos
1360         ;;
1361     BeMac:BeOS:*:*)     # BeOS running on Mac or Mac clone, PPC only.
1362         GUESS=powerpc-apple-beos
1363         ;;
1364     BePC:BeOS:*:*)      # BeOS running on Intel PC compatible.
1365         GUESS=i586-pc-beos
1366         ;;
1367     BePC:Haiku:*:*)     # Haiku running on Intel PC compatible.
1368         GUESS=i586-pc-haiku
1369         ;;
1370     x86_64:Haiku:*:*)
1371         GUESS=x86_64-unknown-haiku
1372         ;;
1373     SX-4:SUPER-UX:*:*)
1374         GUESS=sx4-nec-superux$UNAME_RELEASE
1375         ;;
1376     SX-5:SUPER-UX:*:*)
1377         GUESS=sx5-nec-superux$UNAME_RELEASE
1378         ;;
1379     SX-6:SUPER-UX:*:*)
1380         GUESS=sx6-nec-superux$UNAME_RELEASE
1381         ;;
1382     SX-7:SUPER-UX:*:*)
1383         GUESS=sx7-nec-superux$UNAME_RELEASE
1384         ;;
1385     SX-8:SUPER-UX:*:*)
1386         GUESS=sx8-nec-superux$UNAME_RELEASE
1387         ;;
1388     SX-8R:SUPER-UX:*:*)
1389         GUESS=sx8r-nec-superux$UNAME_RELEASE
1390         ;;
1391     SX-ACE:SUPER-UX:*:*)
1392         GUESS=sxace-nec-superux$UNAME_RELEASE
1393         ;;
1394     Power*:Rhapsody:*:*)
1395         GUESS=powerpc-apple-rhapsody$UNAME_RELEASE
1396         ;;
1397     *:Rhapsody:*:*)
1398         GUESS=$UNAME_MACHINE-apple-rhapsody$UNAME_RELEASE
1399         ;;
1400     arm64:Darwin:*:*)
1401         GUESS=aarch64-apple-darwin$UNAME_RELEASE
1402         ;;
1403     *:Darwin:*:*)
1404         UNAME_PROCESSOR=`uname -p`
1405         case $UNAME_PROCESSOR in
1406             unknown) UNAME_PROCESSOR=powerpc ;;
1407         esac
1408         if command -v xcode-select > /dev/null 2> /dev/null && \
1409                 ! xcode-select --print-path > /dev/null 2> /dev/null ; then
1410             # Avoid executing cc if there is no toolchain installed as
1411             # cc will be a stub that puts up a graphical alert
1412             # prompting the user to install developer tools.
1413             CC_FOR_BUILD=no_compiler_found
1414         else
1415             set_cc_for_build
1416         fi
1417         if test "$CC_FOR_BUILD" != no_compiler_found; then
1418             if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
1419                    (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1420                    grep IS_64BIT_ARCH >/dev/null
1421             then
1422                 case $UNAME_PROCESSOR in
1423                     i386) UNAME_PROCESSOR=x86_64 ;;
1424                     powerpc) UNAME_PROCESSOR=powerpc64 ;;
1425                 esac
1426             fi
1427             # On 10.4-10.6 one might compile for PowerPC via gcc -arch ppc
1428             if (echo '#ifdef __POWERPC__'; echo IS_PPC; echo '#endif') | \
1429                    (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1430                    grep IS_PPC >/dev/null
1431             then
1432                 UNAME_PROCESSOR=powerpc
1433             fi
1434         elif test "$UNAME_PROCESSOR" = i386 ; then
1435             # uname -m returns i386 or x86_64
1436             UNAME_PROCESSOR=$UNAME_MACHINE
1437         fi
1438         GUESS=$UNAME_PROCESSOR-apple-darwin$UNAME_RELEASE
1439         ;;
1440     *:procnto*:*:* | *:QNX:[0123456789]*:*)
1441         UNAME_PROCESSOR=`uname -p`
1442         if test "$UNAME_PROCESSOR" = x86; then
1443                 UNAME_PROCESSOR=i386
1444                 UNAME_MACHINE=pc
1445         fi
1446         GUESS=$UNAME_PROCESSOR-$UNAME_MACHINE-nto-qnx$UNAME_RELEASE
1447         ;;
1448     *:QNX:*:4*)
1449         GUESS=i386-pc-qnx
1450         ;;
1451     NEO-*:NONSTOP_KERNEL:*:*)
1452         GUESS=neo-tandem-nsk$UNAME_RELEASE
1453         ;;
1454     NSE-*:NONSTOP_KERNEL:*:*)
1455         GUESS=nse-tandem-nsk$UNAME_RELEASE
1456         ;;
1457     NSR-*:NONSTOP_KERNEL:*:*)
1458         GUESS=nsr-tandem-nsk$UNAME_RELEASE
1459         ;;
1460     NSV-*:NONSTOP_KERNEL:*:*)
1461         GUESS=nsv-tandem-nsk$UNAME_RELEASE
1462         ;;
1463     NSX-*:NONSTOP_KERNEL:*:*)
1464         GUESS=nsx-tandem-nsk$UNAME_RELEASE
1465         ;;
1466     *:NonStop-UX:*:*)
1467         GUESS=mips-compaq-nonstopux
1468         ;;
1469     BS2000:POSIX*:*:*)
1470         GUESS=bs2000-siemens-sysv
1471         ;;
1472     DS/*:UNIX_System_V:*:*)
1473         GUESS=$UNAME_MACHINE-$UNAME_SYSTEM-$UNAME_RELEASE
1474         ;;
1475     *:Plan9:*:*)
1476         # "uname -m" is not consistent, so use $cputype instead. 386
1477         # is converted to i386 for consistency with other x86
1478         # operating systems.
1479         # shellcheck disable=SC2154
1480         if test "$cputype" = 386; then
1481             UNAME_MACHINE=i386
1482         else
1483             UNAME_MACHINE=$cputype
1484         fi
1485         GUESS=$UNAME_MACHINE-unknown-plan9
1486         ;;
1487     *:TOPS-10:*:*)
1488         GUESS=pdp10-unknown-tops10
1489         ;;
1490     *:TENEX:*:*)
1491         GUESS=pdp10-unknown-tenex
1492         ;;
1493     KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
1494         GUESS=pdp10-dec-tops20
1495         ;;
1496     XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
1497         GUESS=pdp10-xkl-tops20
1498         ;;
1499     *:TOPS-20:*:*)
1500         GUESS=pdp10-unknown-tops20
1501         ;;
1502     *:ITS:*:*)
1503         GUESS=pdp10-unknown-its
1504         ;;
1505     SEI:*:*:SEIUX)
1506         GUESS=mips-sei-seiux$UNAME_RELEASE
1507         ;;
1508     *:DragonFly:*:*)
1509         DRAGONFLY_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
1510         GUESS=$UNAME_MACHINE-unknown-dragonfly$DRAGONFLY_REL
1511         ;;
1512     *:*VMS:*:*)
1513         UNAME_MACHINE=`(uname -p) 2>/dev/null`
1514         case $UNAME_MACHINE in
1515             A*) echo alpha-dec-vms ; exit ;;
1516             I*) echo ia64-dec-vms ; exit ;;
1517             V*) echo vax-dec-vms ; exit ;;
1518         esac ;;
1519     *:XENIX:*:SysV)
1520         GUESS=i386-pc-xenix
1521         ;;
1522     i*86:skyos:*:*)
1523         SKYOS_REL=`echo "$UNAME_RELEASE" | sed -e 's/ .*$//'`
1524         GUESS=$UNAME_MACHINE-pc-skyos$SKYOS_REL
1525         ;;
1526     i*86:rdos:*:*)
1527         GUESS=$UNAME_MACHINE-pc-rdos
1528         ;;
1529     *:AROS:*:*)
1530         GUESS=$UNAME_MACHINE-unknown-aros
1531         ;;
1532     x86_64:VMkernel:*:*)
1533         GUESS=$UNAME_MACHINE-unknown-esx
1534         ;;
1535     amd64:Isilon\ OneFS:*:*)
1536         GUESS=x86_64-unknown-onefs
1537         ;;
1538     *:Unleashed:*:*)
1539         GUESS=$UNAME_MACHINE-unknown-unleashed$UNAME_RELEASE
1540         ;;
1541 esac
1542
1543 # Do we have a guess based on uname results?
1544 if test "x$GUESS" != x; then
1545     echo "$GUESS"
1546     exit 0
1547 fi
1548
1549 # No uname command or uname output not recognized.
1550 set_cc_for_build
1551 cat > "$dummy.c" <<EOF
1552 #ifdef _SEQUENT_
1553 #include <sys/types.h>
1554 #include <sys/utsname.h>
1555 #endif
1556 #if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
1557 #if defined (vax) || defined (__vax) || defined (__vax__) || defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
1558 #include <signal.h>
1559 #if defined(_SIZE_T_) || defined(SIGLOST)
1560 #include <sys/utsname.h>
1561 #endif
1562 #endif
1563 #endif
1564 main ()
1565 {
1566 #if defined (sony)
1567 #if defined (MIPSEB)
1568   /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
1569      I don't know....  */
1570   printf ("mips-sony-bsd\n"); exit (0);
1571 #else
1572 #include <sys/param.h>
1573   printf ("m68k-sony-newsos%s\n",
1574 #ifdef NEWSOS4
1575   "4"
1576 #else
1577   ""
1578 #endif
1579   ); exit (0);
1580 #endif
1581 #endif
1582
1583 #if defined (NeXT)
1584 #if !defined (__ARCHITECTURE__)
1585 #define __ARCHITECTURE__ "m68k"
1586 #endif
1587   int version;
1588   version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
1589   if (version < 4)
1590     printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
1591   else
1592     printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
1593   exit (0);
1594 #endif
1595
1596 #if defined (MULTIMAX) || defined (n16)
1597 #if defined (UMAXV)
1598   printf ("ns32k-encore-sysv\n"); exit (0);
1599 #else
1600 #if defined (CMU)
1601   printf ("ns32k-encore-mach\n"); exit (0);
1602 #else
1603   printf ("ns32k-encore-bsd\n"); exit (0);
1604 #endif
1605 #endif
1606 #endif
1607
1608 #if defined (__386BSD__)
1609   printf ("i386-pc-bsd\n"); exit (0);
1610 #endif
1611
1612 #if defined (sequent)
1613 #if defined (i386)
1614   printf ("i386-sequent-dynix\n"); exit (0);
1615 #endif
1616 #if defined (ns32000)
1617   printf ("ns32k-sequent-dynix\n"); exit (0);
1618 #endif
1619 #endif
1620
1621 #if defined (_SEQUENT_)
1622   struct utsname un;
1623
1624   uname(&un);
1625   if (strncmp(un.version, "V2", 2) == 0) {
1626     printf ("i386-sequent-ptx2\n"); exit (0);
1627   }
1628   if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
1629     printf ("i386-sequent-ptx1\n"); exit (0);
1630   }
1631   printf ("i386-sequent-ptx\n"); exit (0);
1632 #endif
1633
1634 #if defined (vax)
1635 #if !defined (ultrix)
1636 #include <sys/param.h>
1637 #if defined (BSD)
1638 #if BSD == 43
1639   printf ("vax-dec-bsd4.3\n"); exit (0);
1640 #else
1641 #if BSD == 199006
1642   printf ("vax-dec-bsd4.3reno\n"); exit (0);
1643 #else
1644   printf ("vax-dec-bsd\n"); exit (0);
1645 #endif
1646 #endif
1647 #else
1648   printf ("vax-dec-bsd\n"); exit (0);
1649 #endif
1650 #else
1651 #if defined(_SIZE_T_) || defined(SIGLOST)
1652   struct utsname un;
1653   uname (&un);
1654   printf ("vax-dec-ultrix%s\n", un.release); exit (0);
1655 #else
1656   printf ("vax-dec-ultrix\n"); exit (0);
1657 #endif
1658 #endif
1659 #endif
1660 #if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
1661 #if defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
1662 #if defined(_SIZE_T_) || defined(SIGLOST)
1663   struct utsname *un;
1664   uname (&un);
1665   printf ("mips-dec-ultrix%s\n", un.release); exit (0);
1666 #else
1667   printf ("mips-dec-ultrix\n"); exit (0);
1668 #endif
1669 #endif
1670 #endif
1671
1672 #if defined (alliant) && defined (i860)
1673   printf ("i860-alliant-bsd\n"); exit (0);
1674 #endif
1675
1676   exit (1);
1677 }
1678 EOF
1679
1680 $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null && SYSTEM_NAME=`"$dummy"` &&
1681         { echo "$SYSTEM_NAME"; exit; }
1682
1683 # Apollos put the system type in the environment.
1684 test -d /usr/apollo && { echo "$ISP-apollo-$SYSTYPE"; exit; }
1685
1686 echo "$0: unable to guess system type" >&2
1687
1688 case $UNAME_MACHINE:$UNAME_SYSTEM in
1689     mips:Linux | mips64:Linux)
1690         # If we got here on MIPS GNU/Linux, output extra information.
1691         cat >&2 <<EOF
1692
1693 NOTE: MIPS GNU/Linux systems require a C compiler to fully recognize
1694 the system type. Please install a C compiler and try again.
1695 EOF
1696         ;;
1697 esac
1698
1699 cat >&2 <<EOF
1700
1701 This script (version $timestamp), has failed to recognize the
1702 operating system you are using. If your script is old, overwrite *all*
1703 copies of config.guess and config.sub with the latest versions from:
1704
1705   https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
1706 and
1707   https://git.savannah.gnu.org/cgit/config.git/plain/config.sub
1708 EOF
1709
1710 our_year=`echo $timestamp | sed 's,-.*,,'`
1711 thisyear=`date +%Y`
1712 # shellcheck disable=SC2003
1713 script_age=`expr "$thisyear" - "$our_year"`
1714 if test "$script_age" -lt 3 ; then
1715    cat >&2 <<EOF
1716
1717 If $0 has already been updated, send the following data and any
1718 information you think might be pertinent to config-patches@gnu.org to
1719 provide the necessary information to handle your system.
1720
1721 config.guess timestamp = $timestamp
1722
1723 uname -m = `(uname -m) 2>/dev/null || echo unknown`
1724 uname -r = `(uname -r) 2>/dev/null || echo unknown`
1725 uname -s = `(uname -s) 2>/dev/null || echo unknown`
1726 uname -v = `(uname -v) 2>/dev/null || echo unknown`
1727
1728 /usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null`
1729 /bin/uname -X     = `(/bin/uname -X) 2>/dev/null`
1730
1731 hostinfo               = `(hostinfo) 2>/dev/null`
1732 /bin/universe          = `(/bin/universe) 2>/dev/null`
1733 /usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null`
1734 /bin/arch              = `(/bin/arch) 2>/dev/null`
1735 /usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null`
1736 /usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null`
1737
1738 UNAME_MACHINE = "$UNAME_MACHINE"
1739 UNAME_RELEASE = "$UNAME_RELEASE"
1740 UNAME_SYSTEM  = "$UNAME_SYSTEM"
1741 UNAME_VERSION = "$UNAME_VERSION"
1742 EOF
1743 fi
1744
1745 exit 1
1746
1747 # Local variables:
1748 # eval: (add-hook 'before-save-hook 'time-stamp)
1749 # time-stamp-start: "timestamp='"
1750 # time-stamp-format: "%:y-%02m-%02d"
1751 # time-stamp-end: "'"
1752 # End: