xref: /AOO41X/main/config.guess (revision 88920d59d9de38f2447c5cee02b7f5af8bf81d9b)
1#! /bin/sh
2# Attempt to guess a canonical system name.
3#   Copyright 1992-2022 Free Software Foundation, Inc.
4
5# shellcheck disable=SC2006,SC2268 # see below for rationale
6
7timestamp='2022-09-17'
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39# superseded or lifted in POSIX.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
45me=`echo "$0" | sed -e 's,.*/,,'`
46
47usage="\
48Usage: $0 [OPTION]
49
50Output the configuration name of the system \`$me' is run on.
51
52Options:
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
57Report bugs and patches to <config-patches@gnu.org>."
58
59version="\
60GNU config.guess ($timestamp)
61
62Originally written by Per Bothner.
63Copyright 1992-2022 Free Software Foundation, Inc.
64
65This is free software; see the source for copying conditions.  There is NO
66warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
67
68help="
69Try \`$me --help' for more information."
70
71# Parse command line
72while 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
90done
91
92if test $# != 0; then
93  echo "$me: too many arguments$help" >&2
94  exit 1
95fi
96
97# Just in case it came from the environment.
98GUESS=
99
100# CC_FOR_BUILD -- compiler used by this script. Note that the use of a
101# compiler to aid in system detection is discouraged as it requires
102# temporary files to be created and, as you can see below, it is a
103# headache to deal with in a portable fashion.
104
105# Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still
106# use `HOST_CC' if defined, but it is deprecated.
107
108# Portable tmp directory creation inspired by the Autoconf team.
109
110tmp=
111# shellcheck disable=SC2172
112trap 'test -z "$tmp" || rm -fr "$tmp"' 0 1 2 13 15
113
114set_cc_for_build() {
115    # prevent multiple calls if $tmp is already set
116    test "$tmp" && return 0
117    : "${TMPDIR=/tmp}"
118    # shellcheck disable=SC2039,SC3028
119    { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
120    { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir "$tmp" 2>/dev/null) ; } ||
121    { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir "$tmp" 2>/dev/null) && echo "Warning: creating insecure temp directory" >&2 ; } ||
122    { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; }
123    dummy=$tmp/dummy
124    case ${CC_FOR_BUILD-},${HOST_CC-},${CC-} in
125    ,,)    echo "int x;" > "$dummy.c"
126           for driver in cc gcc c89 c99 ; do
127           if ($driver -c -o "$dummy.o" "$dummy.c") >/dev/null 2>&1 ; then
128               CC_FOR_BUILD=$driver
129               break
130           fi
131           done
132           if test x"$CC_FOR_BUILD" = x ; then
133           CC_FOR_BUILD=no_compiler_found
134           fi
135           ;;
136    ,,*)   CC_FOR_BUILD=$CC ;;
137    ,*,*)  CC_FOR_BUILD=$HOST_CC ;;
138    esac
139}
140
141# This is needed to find uname on a Pyramid OSx when run in the BSD universe.
142# (ghazi@noc.rutgers.edu 1994-08-24)
143if test -f /.attbin/uname ; then
144    PATH=$PATH:/.attbin ; export PATH
145fi
146
147UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown
148UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
149UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown
150UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
151
152case $UNAME_SYSTEM in
153Linux|GNU|GNU/*)
154    LIBC=unknown
155
156    set_cc_for_build
157    cat <<-EOF > "$dummy.c"
158    #include <features.h>
159    #if defined(__UCLIBC__)
160    LIBC=uclibc
161    #elif defined(__dietlibc__)
162    LIBC=dietlibc
163    #elif defined(__GLIBC__)
164    LIBC=gnu
165    #else
166    #include <stdarg.h>
167    /* First heuristic to detect musl libc.  */
168    #ifdef __DEFINED_va_list
169    LIBC=musl
170    #endif
171    #endif
172    EOF
173    cc_set_libc=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
174    eval "$cc_set_libc"
175
176    # Second heuristic to detect musl libc.
177    if [ "$LIBC" = unknown ] &&
178       command -v ldd >/dev/null &&
179       ldd --version 2>&1 | grep -q ^musl; then
180        LIBC=musl
181    fi
182
183    # If the system lacks a compiler, then just pick glibc.
184    # We could probably try harder.
185    if [ "$LIBC" = unknown ]; then
186        LIBC=gnu
187    fi
188    ;;
189esac
190
191# Note: order is significant - the case branches are not exclusive.
192
193case $UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION in
194    *:NetBSD:*:*)
195    # NetBSD (nbsd) targets should (where applicable) match one or
196    # more of the tuples: *-*-netbsdelf*, *-*-netbsdaout*,
197    # *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
198    # switched to ELF, *-*-netbsd* would select the old
199    # object file format.  This provides both forward
200    # compatibility and a consistent mechanism for selecting the
201    # object file format.
202    #
203    # Note: NetBSD doesn't particularly care about the vendor
204    # portion of the name.  We always set it to "unknown".
205    UNAME_MACHINE_ARCH=`(uname -p 2>/dev/null || \
206        /sbin/sysctl -n hw.machine_arch 2>/dev/null || \
207        /usr/sbin/sysctl -n hw.machine_arch 2>/dev/null || \
208        echo unknown)`
209    case $UNAME_MACHINE_ARCH in
210        aarch64eb) machine=aarch64_be-unknown ;;
211        armeb) machine=armeb-unknown ;;
212        arm*) machine=arm-unknown ;;
213        sh3el) machine=shl-unknown ;;
214        sh3eb) machine=sh-unknown ;;
215        sh5el) machine=sh5le-unknown ;;
216        earmv*)
217        arch=`echo "$UNAME_MACHINE_ARCH" | sed -e 's,^e\(armv[0-9]\).*$,\1,'`
218        endian=`echo "$UNAME_MACHINE_ARCH" | sed -ne 's,^.*\(eb\)$,\1,p'`
219        machine=${arch}${endian}-unknown
220        ;;
221        *) machine=$UNAME_MACHINE_ARCH-unknown ;;
222    esac
223    # The Operating System including object format, if it has switched
224    # to ELF recently (or will in the future) and ABI.
225    case $UNAME_MACHINE_ARCH in
226        earm*)
227        os=netbsdelf
228        ;;
229        arm*|i386|m68k|ns32k|sh3*|sparc|vax)
230        set_cc_for_build
231        if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
232            | grep -q __ELF__
233        then
234            # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
235            # Return netbsd for either.  FIX?
236            os=netbsd
237        else
238            os=netbsdelf
239        fi
240        ;;
241        *)
242        os=netbsd
243        ;;
244    esac
245    # Determine ABI tags.
246    case $UNAME_MACHINE_ARCH in
247        earm*)
248        expr='s/^earmv[0-9]/-eabi/;s/eb$//'
249        abi=`echo "$UNAME_MACHINE_ARCH" | sed -e "$expr"`
250        ;;
251    esac
252    # The OS release
253    # Debian GNU/NetBSD machines have a different userland, and
254    # thus, need a distinct triplet. However, they do not need
255    # kernel version information, so it can be replaced with a
256    # suitable tag, in the style of linux-gnu.
257    case $UNAME_VERSION in
258        Debian*)
259        release='-gnu'
260        ;;
261        *)
262        release=`echo "$UNAME_RELEASE" | sed -e 's/[-_].*//' | cut -d. -f1,2`
263        ;;
264    esac
265    # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
266    # contains redundant information, the shorter form:
267    # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
268    GUESS=$machine-${os}${release}${abi-}
269    ;;
270    *:Bitrig:*:*)
271    UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'`
272    GUESS=$UNAME_MACHINE_ARCH-unknown-bitrig$UNAME_RELEASE
273    ;;
274    *:OpenBSD:*:*)
275    UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
276    GUESS=$UNAME_MACHINE_ARCH-unknown-openbsd$UNAME_RELEASE
277    ;;
278    *:SecBSD:*:*)
279    UNAME_MACHINE_ARCH=`arch | sed 's/SecBSD.//'`
280    GUESS=$UNAME_MACHINE_ARCH-unknown-secbsd$UNAME_RELEASE
281    ;;
282    *:LibertyBSD:*:*)
283    UNAME_MACHINE_ARCH=`arch | sed 's/^.*BSD\.//'`
284    GUESS=$UNAME_MACHINE_ARCH-unknown-libertybsd$UNAME_RELEASE
285    ;;
286    *:MidnightBSD:*:*)
287    GUESS=$UNAME_MACHINE-unknown-midnightbsd$UNAME_RELEASE
288    ;;
289    *:ekkoBSD:*:*)
290    GUESS=$UNAME_MACHINE-unknown-ekkobsd$UNAME_RELEASE
291    ;;
292    *:SolidBSD:*:*)
293    GUESS=$UNAME_MACHINE-unknown-solidbsd$UNAME_RELEASE
294    ;;
295    *:OS108:*:*)
296    GUESS=$UNAME_MACHINE-unknown-os108_$UNAME_RELEASE
297    ;;
298    macppc:MirBSD:*:*)
299    GUESS=powerpc-unknown-mirbsd$UNAME_RELEASE
300    ;;
301    *:MirBSD:*:*)
302    GUESS=$UNAME_MACHINE-unknown-mirbsd$UNAME_RELEASE
303    ;;
304    *:Sortix:*:*)
305    GUESS=$UNAME_MACHINE-unknown-sortix
306    ;;
307    *:Twizzler:*:*)
308    GUESS=$UNAME_MACHINE-unknown-twizzler
309    ;;
310    *:Redox:*:*)
311    GUESS=$UNAME_MACHINE-unknown-redox
312    ;;
313    mips:OSF1:*.*)
314    GUESS=mips-dec-osf1
315    ;;
316    alpha:OSF1:*:*)
317    # Reset EXIT trap before exiting to avoid spurious non-zero exit code.
318    trap '' 0
319    case $UNAME_RELEASE in
320    *4.0)
321        UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
322        ;;
323    *5.*)
324        UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'`
325        ;;
326    esac
327    # According to Compaq, /usr/sbin/psrinfo has been available on
328    # OSF/1 and Tru64 systems produced since 1995.  I hope that
329    # covers most systems running today.  This code pipes the CPU
330    # types through head -n 1, so we only detect the type of CPU 0.
331    ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^  The alpha \(.*\) processor.*$/\1/p' | head -n 1`
332    case $ALPHA_CPU_TYPE in
333        "EV4 (21064)")
334        UNAME_MACHINE=alpha ;;
335        "EV4.5 (21064)")
336        UNAME_MACHINE=alpha ;;
337        "LCA4 (21066/21068)")
338        UNAME_MACHINE=alpha ;;
339        "EV5 (21164)")
340        UNAME_MACHINE=alphaev5 ;;
341        "EV5.6 (21164A)")
342        UNAME_MACHINE=alphaev56 ;;
343        "EV5.6 (21164PC)")
344        UNAME_MACHINE=alphapca56 ;;
345        "EV5.7 (21164PC)")
346        UNAME_MACHINE=alphapca57 ;;
347        "EV6 (21264)")
348        UNAME_MACHINE=alphaev6 ;;
349        "EV6.7 (21264A)")
350        UNAME_MACHINE=alphaev67 ;;
351        "EV6.8CB (21264C)")
352        UNAME_MACHINE=alphaev68 ;;
353        "EV6.8AL (21264B)")
354        UNAME_MACHINE=alphaev68 ;;
355        "EV6.8CX (21264D)")
356        UNAME_MACHINE=alphaev68 ;;
357        "EV6.9A (21264/EV69A)")
358        UNAME_MACHINE=alphaev69 ;;
359        "EV7 (21364)")
360        UNAME_MACHINE=alphaev7 ;;
361        "EV7.9 (21364A)")
362        UNAME_MACHINE=alphaev79 ;;
363    esac
364    # A Pn.n version is a patched version.
365    # A Vn.n version is a released version.
366    # A Tn.n version is a released field test version.
367    # A Xn.n version is an unreleased experimental baselevel.
368    # 1.2 uses "1.2" for uname -r.
369    OSF_REL=`echo "$UNAME_RELEASE" | sed -e 's/^[PVTX]//' | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
370    GUESS=$UNAME_MACHINE-dec-osf$OSF_REL
371    ;;
372    Amiga*:UNIX_System_V:4.0:*)
373    GUESS=m68k-unknown-sysv4
374    ;;
375    *:[Aa]miga[Oo][Ss]:*:*)
376    GUESS=$UNAME_MACHINE-unknown-amigaos
377    ;;
378    *:[Mm]orph[Oo][Ss]:*:*)
379    GUESS=$UNAME_MACHINE-unknown-morphos
380    ;;
381    *:OS/390:*:*)
382    GUESS=i370-ibm-openedition
383    ;;
384    *:z/VM:*:*)
385    GUESS=s390-ibm-zvmoe
386    ;;
387    *:OS400:*:*)
388    GUESS=powerpc-ibm-os400
389    ;;
390    arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
391    GUESS=arm-acorn-riscix$UNAME_RELEASE
392    ;;
393    arm*:riscos:*:*|arm*:RISCOS:*:*)
394    GUESS=arm-unknown-riscos
395    ;;
396    SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
397    GUESS=hppa1.1-hitachi-hiuxmpp
398    ;;
399    Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
400    # akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
401    case `(/bin/universe) 2>/dev/null` in
402        att) GUESS=pyramid-pyramid-sysv3 ;;
403        *)   GUESS=pyramid-pyramid-bsd   ;;
404    esac
405    ;;
406    NILE*:*:*:dcosx)
407    GUESS=pyramid-pyramid-svr4
408    ;;
409    DRS?6000:unix:4.0:6*)
410    GUESS=sparc-icl-nx6
411    ;;
412    DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*)
413    case `/usr/bin/uname -p` in
414        sparc) GUESS=sparc-icl-nx7 ;;
415    esac
416    ;;
417    s390x:SunOS:*:*)
418    SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
419    GUESS=$UNAME_MACHINE-ibm-solaris2$SUN_REL
420    ;;
421    sun4H:SunOS:5.*:*)
422    SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
423    GUESS=sparc-hal-solaris2$SUN_REL
424    ;;
425    sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
426    SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
427    GUESS=sparc-sun-solaris2$SUN_REL
428    ;;
429    i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*)
430    GUESS=i386-pc-auroraux$UNAME_RELEASE
431    ;;
432    i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
433    set_cc_for_build
434    SUN_ARCH=i386
435    # If there is a compiler, see if it is configured for 64-bit objects.
436    # Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
437    # This test works for both compilers.
438    if test "$CC_FOR_BUILD" != no_compiler_found; then
439        if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
440        (CCOPTS="" $CC_FOR_BUILD -m64 -E - 2>/dev/null) | \
441        grep IS_64BIT_ARCH >/dev/null
442        then
443        SUN_ARCH=x86_64
444        fi
445    fi
446    SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
447    GUESS=$SUN_ARCH-pc-solaris2$SUN_REL
448    ;;
449    sun4*:SunOS:6*:*)
450    # According to config.sub, this is the proper way to canonicalize
451    # SunOS6.  Hard to guess exactly what SunOS6 will be like, but
452    # it's likely to be more like Solaris than SunOS4.
453    SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
454    GUESS=sparc-sun-solaris3$SUN_REL
455    ;;
456    sun4*:SunOS:*:*)
457    case `/usr/bin/arch -k` in
458        Series*|S4*)
459        UNAME_RELEASE=`uname -v`
460        ;;
461    esac
462    # Japanese Language versions have a version number like `4.1.3-JL'.
463    SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/'`
464    GUESS=sparc-sun-sunos$SUN_REL
465    ;;
466    sun3*:SunOS:*:*)
467    GUESS=m68k-sun-sunos$UNAME_RELEASE
468    ;;
469    sun*:*:4.2BSD:*)
470    UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
471    test "x$UNAME_RELEASE" = x && UNAME_RELEASE=3
472    case `/bin/arch` in
473        sun3)
474        GUESS=m68k-sun-sunos$UNAME_RELEASE
475        ;;
476        sun4)
477        GUESS=sparc-sun-sunos$UNAME_RELEASE
478        ;;
479    esac
480    ;;
481    aushp:SunOS:*:*)
482    GUESS=sparc-auspex-sunos$UNAME_RELEASE
483    ;;
484    # The situation for MiNT is a little confusing.  The machine name
485    # can be virtually everything (everything which is not
486    # "atarist" or "atariste" at least should have a processor
487    # > m68000).  The system name ranges from "MiNT" over "FreeMiNT"
488    # to the lowercase version "mint" (or "freemint").  Finally
489    # the system name "TOS" denotes a system which is actually not
490    # MiNT.  But MiNT is downward compatible to TOS, so this should
491    # be no problem.
492    atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
493    GUESS=m68k-atari-mint$UNAME_RELEASE
494    ;;
495    atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
496    GUESS=m68k-atari-mint$UNAME_RELEASE
497    ;;
498    *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
499    GUESS=m68k-atari-mint$UNAME_RELEASE
500    ;;
501    milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
502    GUESS=m68k-milan-mint$UNAME_RELEASE
503    ;;
504    hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
505    GUESS=m68k-hades-mint$UNAME_RELEASE
506    ;;
507    *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
508    GUESS=m68k-unknown-mint$UNAME_RELEASE
509    ;;
510    m68k:machten:*:*)
511    GUESS=m68k-apple-machten$UNAME_RELEASE
512    ;;
513    powerpc:machten:*:*)
514    GUESS=powerpc-apple-machten$UNAME_RELEASE
515    ;;
516    RISC*:Mach:*:*)
517    GUESS=mips-dec-mach_bsd4.3
518    ;;
519    RISC*:ULTRIX:*:*)
520    GUESS=mips-dec-ultrix$UNAME_RELEASE
521    ;;
522    VAX*:ULTRIX*:*:*)
523    GUESS=vax-dec-ultrix$UNAME_RELEASE
524    ;;
525    2020:CLIX:*:* | 2430:CLIX:*:*)
526    GUESS=clipper-intergraph-clix$UNAME_RELEASE
527    ;;
528    mips:*:*:UMIPS | mips:*:*:RISCos)
529    set_cc_for_build
530    sed 's/^    //' << EOF > "$dummy.c"
531#ifdef __cplusplus
532#include <stdio.h>  /* for printf() prototype */
533    int main (int argc, char *argv[]) {
534#else
535    int main (argc, argv) int argc; char *argv[]; {
536#endif
537    #if defined (host_mips) && defined (MIPSEB)
538    #if defined (SYSTYPE_SYSV)
539      printf ("mips-mips-riscos%ssysv\\n", argv[1]); exit (0);
540    #endif
541    #if defined (SYSTYPE_SVR4)
542      printf ("mips-mips-riscos%ssvr4\\n", argv[1]); exit (0);
543    #endif
544    #if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD)
545      printf ("mips-mips-riscos%sbsd\\n", argv[1]); exit (0);
546    #endif
547    #endif
548      exit (-1);
549    }
550EOF
551    $CC_FOR_BUILD -o "$dummy" "$dummy.c" &&
552      dummyarg=`echo "$UNAME_RELEASE" | sed -n 's/\([0-9]*\).*/\1/p'` &&
553      SYSTEM_NAME=`"$dummy" "$dummyarg"` &&
554        { echo "$SYSTEM_NAME"; exit; }
555    GUESS=mips-mips-riscos$UNAME_RELEASE
556    ;;
557    Motorola:PowerMAX_OS:*:*)
558    GUESS=powerpc-motorola-powermax
559    ;;
560    Motorola:*:4.3:PL8-*)
561    GUESS=powerpc-harris-powermax
562    ;;
563    Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*)
564    GUESS=powerpc-harris-powermax
565    ;;
566    Night_Hawk:Power_UNIX:*:*)
567    GUESS=powerpc-harris-powerunix
568    ;;
569    m88k:CX/UX:7*:*)
570    GUESS=m88k-harris-cxux7
571    ;;
572    m88k:*:4*:R4*)
573    GUESS=m88k-motorola-sysv4
574    ;;
575    m88k:*:3*:R3*)
576    GUESS=m88k-motorola-sysv3
577    ;;
578    AViiON:dgux:*:*)
579    # DG/UX returns AViiON for all architectures
580    UNAME_PROCESSOR=`/usr/bin/uname -p`
581    if test "$UNAME_PROCESSOR" = mc88100 || test "$UNAME_PROCESSOR" = mc88110
582    then
583        if test "$TARGET_BINARY_INTERFACE"x = m88kdguxelfx || \
584           test "$TARGET_BINARY_INTERFACE"x = x
585        then
586        GUESS=m88k-dg-dgux$UNAME_RELEASE
587        else
588        GUESS=m88k-dg-dguxbcs$UNAME_RELEASE
589        fi
590    else
591        GUESS=i586-dg-dgux$UNAME_RELEASE
592    fi
593    ;;
594    M88*:DolphinOS:*:*) # DolphinOS (SVR3)
595    GUESS=m88k-dolphin-sysv3
596    ;;
597    M88*:*:R3*:*)
598    # Delta 88k system running SVR3
599    GUESS=m88k-motorola-sysv3
600    ;;
601    XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
602    GUESS=m88k-tektronix-sysv3
603    ;;
604    Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
605    GUESS=m68k-tektronix-bsd
606    ;;
607    *:IRIX*:*:*)
608    IRIX_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/g'`
609    GUESS=mips-sgi-irix$IRIX_REL
610    ;;
611    ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
612    GUESS=romp-ibm-aix    # uname -m gives an 8 hex-code CPU id
613    ;;                    # Note that: echo "'`uname -s`'" gives 'AIX '
614    i*86:AIX:*:*)
615    GUESS=i386-ibm-aix
616    ;;
617    ia64:AIX:*:*)
618    if test -x /usr/bin/oslevel ; then
619        IBM_REV=`/usr/bin/oslevel`
620    else
621        IBM_REV=$UNAME_VERSION.$UNAME_RELEASE
622    fi
623    GUESS=$UNAME_MACHINE-ibm-aix$IBM_REV
624    ;;
625    *:AIX:2:3)
626    if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
627        set_cc_for_build
628        sed 's/^        //' << EOF > "$dummy.c"
629        #include <sys/systemcfg.h>
630
631        main()
632            {
633            if (!__power_pc())
634                exit(1);
635            puts("powerpc-ibm-aix3.2.5");
636            exit(0);
637            }
638EOF
639        if $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"`
640        then
641            GUESS=$SYSTEM_NAME
642        else
643            GUESS=rs6000-ibm-aix3.2.5
644        fi
645    elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
646        GUESS=rs6000-ibm-aix3.2.4
647    else
648        GUESS=rs6000-ibm-aix3.2
649    fi
650    ;;
651    *:AIX:*:[4567])
652    IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'`
653    if /usr/sbin/lsattr -El "$IBM_CPU_ID" | grep ' POWER' >/dev/null 2>&1; then
654        IBM_ARCH=rs6000
655    else
656        IBM_ARCH=powerpc
657    fi
658    if test -x /usr/bin/lslpp ; then
659        IBM_REV=`/usr/bin/lslpp -Lqc bos.rte.libc | \
660               awk -F: '{ print $3 }' | sed s/[0-9]*$/0/`
661    else
662        IBM_REV=$UNAME_VERSION.$UNAME_RELEASE
663    fi
664    GUESS=$IBM_ARCH-ibm-aix$IBM_REV
665    ;;
666    *:AIX:*:*)
667    GUESS=rs6000-ibm-aix
668    ;;
669    ibmrt:4.4BSD:*|romp-ibm:4.4BSD:*)
670    GUESS=romp-ibm-bsd4.4
671    ;;
672    ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
673    GUESS=romp-ibm-bsd$UNAME_RELEASE    # 4.3 with uname added to
674    ;;                                  # report: romp-ibm BSD 4.3
675    *:BOSX:*:*)
676    GUESS=rs6000-bull-bosx
677    ;;
678    DPX/2?00:B.O.S.:*:*)
679    GUESS=m68k-bull-sysv3
680    ;;
681    9000/[34]??:4.3bsd:1.*:*)
682    GUESS=m68k-hp-bsd
683    ;;
684    hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*)
685    GUESS=m68k-hp-bsd4.4
686    ;;
687    9000/[34678]??:HP-UX:*:*)
688    HPUX_REV=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*.[0B]*//'`
689    case $UNAME_MACHINE in
690        9000/31?)            HP_ARCH=m68000 ;;
691        9000/[34]??)         HP_ARCH=m68k ;;
692        9000/[678][0-9][0-9])
693        if test -x /usr/bin/getconf; then
694            sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
695            sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
696            case $sc_cpu_version in
697              523) HP_ARCH=hppa1.0 ;; # CPU_PA_RISC1_0
698              528) HP_ARCH=hppa1.1 ;; # CPU_PA_RISC1_1
699              532)                      # CPU_PA_RISC2_0
700            case $sc_kernel_bits in
701              32) HP_ARCH=hppa2.0n ;;
702              64) HP_ARCH=hppa2.0w ;;
703              '') HP_ARCH=hppa2.0 ;;   # HP-UX 10.20
704            esac ;;
705            esac
706        fi
707        if test "$HP_ARCH" = ""; then
708            set_cc_for_build
709            sed 's/^        //' << EOF > "$dummy.c"
710
711        #define _HPUX_SOURCE
712        #include <stdlib.h>
713        #include <unistd.h>
714
715        int main ()
716        {
717        #if defined(_SC_KERNEL_BITS)
718            long bits = sysconf(_SC_KERNEL_BITS);
719        #endif
720            long cpu  = sysconf (_SC_CPU_VERSION);
721
722            switch (cpu)
723            {
724            case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
725            case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
726            case CPU_PA_RISC2_0:
727        #if defined(_SC_KERNEL_BITS)
728                switch (bits)
729                {
730                case 64: puts ("hppa2.0w"); break;
731                case 32: puts ("hppa2.0n"); break;
732                default: puts ("hppa2.0"); break;
733                } break;
734        #else  /* !defined(_SC_KERNEL_BITS) */
735                puts ("hppa2.0"); break;
736        #endif
737            default: puts ("hppa1.0"); break;
738            }
739            exit (0);
740        }
741EOF
742            (CCOPTS="" $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null) && HP_ARCH=`"$dummy"`
743            test -z "$HP_ARCH" && HP_ARCH=hppa
744        fi ;;
745    esac
746    if test "$HP_ARCH" = hppa2.0w
747    then
748        set_cc_for_build
749
750        # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating
751        # 32-bit code.  hppa64-hp-hpux* has the same kernel and a compiler
752        # generating 64-bit code.  GNU and HP use different nomenclature:
753        #
754        # $ CC_FOR_BUILD=cc ./config.guess
755        # => hppa2.0w-hp-hpux11.23
756        # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess
757        # => hppa64-hp-hpux11.23
758
759        if echo __LP64__ | (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) |
760        grep -q __LP64__
761        then
762        HP_ARCH=hppa2.0w
763        else
764        HP_ARCH=hppa64
765        fi
766    fi
767    GUESS=$HP_ARCH-hp-hpux$HPUX_REV
768    ;;
769    ia64:HP-UX:*:*)
770    HPUX_REV=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*.[0B]*//'`
771    GUESS=ia64-hp-hpux$HPUX_REV
772    ;;
773    3050*:HI-UX:*:*)
774    set_cc_for_build
775    sed 's/^    //' << EOF > "$dummy.c"
776    #include <unistd.h>
777    int
778    main ()
779    {
780      long cpu = sysconf (_SC_CPU_VERSION);
781      /* The order matters, because CPU_IS_HP_MC68K erroneously returns
782         true for CPU_PA_RISC1_0.  CPU_IS_PA_RISC returns correct
783         results, however.  */
784      if (CPU_IS_PA_RISC (cpu))
785        {
786          switch (cpu)
787        {
788          case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break;
789          case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break;
790          case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break;
791          default: puts ("hppa-hitachi-hiuxwe2"); break;
792        }
793        }
794      else if (CPU_IS_HP_MC68K (cpu))
795        puts ("m68k-hitachi-hiuxwe2");
796      else puts ("unknown-hitachi-hiuxwe2");
797      exit (0);
798    }
799EOF
800    $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"` &&
801        { echo "$SYSTEM_NAME"; exit; }
802    GUESS=unknown-hitachi-hiuxwe2
803    ;;
804    9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:*)
805    GUESS=hppa1.1-hp-bsd
806    ;;
807    9000/8??:4.3bsd:*:*)
808    GUESS=hppa1.0-hp-bsd
809    ;;
810    *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
811    GUESS=hppa1.0-hp-mpeix
812    ;;
813    hp7??:OSF1:*:* | hp8?[79]:OSF1:*:*)
814    GUESS=hppa1.1-hp-osf
815    ;;
816    hp8??:OSF1:*:*)
817    GUESS=hppa1.0-hp-osf
818    ;;
819    i*86:OSF1:*:*)
820    if test -x /usr/sbin/sysversion ; then
821        GUESS=$UNAME_MACHINE-unknown-osf1mk
822    else
823        GUESS=$UNAME_MACHINE-unknown-osf1
824    fi
825    ;;
826    parisc*:Lites*:*:*)
827    GUESS=hppa1.1-hp-lites
828    ;;
829    C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
830    GUESS=c1-convex-bsd
831    ;;
832    C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
833    if getsysinfo -f scalar_acc
834    then echo c32-convex-bsd
835    else echo c2-convex-bsd
836    fi
837    exit ;;
838    C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
839    GUESS=c34-convex-bsd
840    ;;
841    C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
842    GUESS=c38-convex-bsd
843    ;;
844    C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
845    GUESS=c4-convex-bsd
846    ;;
847    CRAY*Y-MP:*:*:*)
848    CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
849    GUESS=ymp-cray-unicos$CRAY_REL
850    ;;
851    CRAY*[A-Z]90:*:*:*)
852    echo "$UNAME_MACHINE"-cray-unicos"$UNAME_RELEASE" \
853    | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
854          -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \
855          -e 's/\.[^.]*$/.X/'
856    exit ;;
857    CRAY*TS:*:*:*)
858    CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
859    GUESS=t90-cray-unicos$CRAY_REL
860    ;;
861    CRAY*T3E:*:*:*)
862    CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
863    GUESS=alphaev5-cray-unicosmk$CRAY_REL
864    ;;
865    CRAY*SV1:*:*:*)
866    CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
867    GUESS=sv1-cray-unicos$CRAY_REL
868    ;;
869    *:UNICOS/mp:*:*)
870    CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
871    GUESS=craynv-cray-unicosmp$CRAY_REL
872    ;;
873    F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
874    FUJITSU_PROC=`uname -m | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
875    FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
876    FUJITSU_REL=`echo "$UNAME_RELEASE" | sed -e 's/ /_/'`
877    GUESS=${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}
878    ;;
879    5000:UNIX_System_V:4.*:*)
880    FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
881    FUJITSU_REL=`echo "$UNAME_RELEASE" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/'`
882    GUESS=sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}
883    ;;
884    i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
885    GUESS=$UNAME_MACHINE-pc-bsdi$UNAME_RELEASE
886    ;;
887    sparc*:BSD/OS:*:*)
888    GUESS=sparc-unknown-bsdi$UNAME_RELEASE
889    ;;
890    *:BSD/OS:*:*)
891    GUESS=$UNAME_MACHINE-unknown-bsdi$UNAME_RELEASE
892    ;;
893    arm:FreeBSD:*:*)
894    UNAME_PROCESSOR=`uname -p`
895    set_cc_for_build
896    if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
897        | grep -q __ARM_PCS_VFP
898    then
899        FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
900        GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabi
901    else
902        FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
903        GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabihf
904    fi
905    ;;
906    *:FreeBSD:*:*)
907    UNAME_PROCESSOR=`/usr/bin/uname -p`
908    case $UNAME_PROCESSOR in
909        amd64)
910        UNAME_PROCESSOR=x86_64 ;;
911        i386)
912        UNAME_PROCESSOR=i586 ;;
913    esac
914    FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
915    GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL
916    ;;
917    i*:CYGWIN*:*)
918    GUESS=$UNAME_MACHINE-pc-cygwin
919    ;;
920    *:MINGW64*:*)
921    GUESS=$UNAME_MACHINE-pc-mingw64
922    ;;
923    *:MINGW*:*)
924    GUESS=$UNAME_MACHINE-pc-mingw32
925    ;;
926    *:MSYS*:*)
927    GUESS=$UNAME_MACHINE-pc-msys
928    ;;
929    i*:PW*:*)
930    GUESS=$UNAME_MACHINE-pc-pw32
931    ;;
932    *:SerenityOS:*:*)
933        GUESS=$UNAME_MACHINE-pc-serenity
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    x86_64:[Mm]anagarm:*:*|i?86:[Mm]anagarm:*:*)
970    GUESS="$UNAME_MACHINE-pc-managarm-mlibc"
971    ;;
972    *:[Mm]anagarm:*:*)
973    GUESS="$UNAME_MACHINE-unknown-managarm-mlibc"
974    ;;
975    *:Minix:*:*)
976    GUESS=$UNAME_MACHINE-unknown-minix
977    ;;
978    aarch64:Linux:*:*)
979    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
980    ;;
981    aarch64_be:Linux:*:*)
982    UNAME_MACHINE=aarch64_be
983    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
984    ;;
985    alpha:Linux:*:*)
986    case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null` in
987      EV5)   UNAME_MACHINE=alphaev5 ;;
988      EV56)  UNAME_MACHINE=alphaev56 ;;
989      PCA56) UNAME_MACHINE=alphapca56 ;;
990      PCA57) UNAME_MACHINE=alphapca56 ;;
991      EV6)   UNAME_MACHINE=alphaev6 ;;
992      EV67)  UNAME_MACHINE=alphaev67 ;;
993      EV68*) UNAME_MACHINE=alphaev68 ;;
994    esac
995    objdump --private-headers /bin/sh | grep -q ld.so.1
996    if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
997    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
998    ;;
999    arc:Linux:*:* | arceb:Linux:*:* | arc32:Linux:*:* | arc64:Linux:*:*)
1000    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1001    ;;
1002    arm*:Linux:*:*)
1003    set_cc_for_build
1004    if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
1005        | grep -q __ARM_EABI__
1006    then
1007        GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1008    else
1009        if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
1010        | grep -q __ARM_PCS_VFP
1011        then
1012        GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabi
1013        else
1014        GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabihf
1015        fi
1016    fi
1017    ;;
1018    avr32*:Linux:*:*)
1019    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1020    ;;
1021    cris:Linux:*:*)
1022    GUESS=$UNAME_MACHINE-axis-linux-$LIBC
1023    ;;
1024    crisv32:Linux:*:*)
1025    GUESS=$UNAME_MACHINE-axis-linux-$LIBC
1026    ;;
1027    e2k:Linux:*:*)
1028    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1029    ;;
1030    frv:Linux:*:*)
1031    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1032    ;;
1033    hexagon:Linux:*:*)
1034    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1035    ;;
1036    i*86:Linux:*:*)
1037    GUESS=$UNAME_MACHINE-pc-linux-$LIBC
1038    ;;
1039    ia64:Linux:*:*)
1040    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1041    ;;
1042    k1om:Linux:*:*)
1043    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1044    ;;
1045    loongarch32:Linux:*:* | loongarch64:Linux:*:*)
1046    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1047    ;;
1048    m32r*:Linux:*:*)
1049    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1050    ;;
1051    m68*:Linux:*:*)
1052    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1053    ;;
1054    mips:Linux:*:* | mips64:Linux:*:*)
1055    set_cc_for_build
1056    IS_GLIBC=0
1057    test x"${LIBC}" = xgnu && IS_GLIBC=1
1058    sed 's/^    //' << EOF > "$dummy.c"
1059    #undef CPU
1060    #undef mips
1061    #undef mipsel
1062    #undef mips64
1063    #undef mips64el
1064    #if ${IS_GLIBC} && defined(_ABI64)
1065    LIBCABI=gnuabi64
1066    #else
1067    #if ${IS_GLIBC} && defined(_ABIN32)
1068    LIBCABI=gnuabin32
1069    #else
1070    LIBCABI=${LIBC}
1071    #endif
1072    #endif
1073
1074    #if ${IS_GLIBC} && defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
1075    CPU=mipsisa64r6
1076    #else
1077    #if ${IS_GLIBC} && !defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
1078    CPU=mipsisa32r6
1079    #else
1080    #if defined(__mips64)
1081    CPU=mips64
1082    #else
1083    CPU=mips
1084    #endif
1085    #endif
1086    #endif
1087
1088    #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
1089    MIPS_ENDIAN=el
1090    #else
1091    #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
1092    MIPS_ENDIAN=
1093    #else
1094    MIPS_ENDIAN=
1095    #endif
1096    #endif
1097EOF
1098    cc_set_vars=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU\|^MIPS_ENDIAN\|^LIBCABI'`
1099    eval "$cc_set_vars"
1100    test "x$CPU" != x && { echo "$CPU${MIPS_ENDIAN}-unknown-linux-$LIBCABI"; exit; }
1101    ;;
1102    mips64el:Linux:*:*)
1103    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1104    ;;
1105    openrisc*:Linux:*:*)
1106    GUESS=or1k-unknown-linux-$LIBC
1107    ;;
1108    or32:Linux:*:* | or1k*:Linux:*:*)
1109    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1110    ;;
1111    padre:Linux:*:*)
1112    GUESS=sparc-unknown-linux-$LIBC
1113    ;;
1114    parisc64:Linux:*:* | hppa64:Linux:*:*)
1115    GUESS=hppa64-unknown-linux-$LIBC
1116    ;;
1117    parisc:Linux:*:* | hppa:Linux:*:*)
1118    # Look for CPU level
1119    case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
1120      PA7*) GUESS=hppa1.1-unknown-linux-$LIBC ;;
1121      PA8*) GUESS=hppa2.0-unknown-linux-$LIBC ;;
1122      *)    GUESS=hppa-unknown-linux-$LIBC ;;
1123    esac
1124    ;;
1125    ppc64:Linux:*:*)
1126    GUESS=powerpc64-unknown-linux-$LIBC
1127    ;;
1128    ppc:Linux:*:*)
1129    GUESS=powerpc-unknown-linux-$LIBC
1130    ;;
1131    ppc64le:Linux:*:*)
1132    GUESS=powerpc64le-unknown-linux-$LIBC
1133    ;;
1134    ppcle:Linux:*:*)
1135    GUESS=powerpcle-unknown-linux-$LIBC
1136    ;;
1137    riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*)
1138    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1139    ;;
1140    s390:Linux:*:* | s390x:Linux:*:*)
1141    GUESS=$UNAME_MACHINE-ibm-linux-$LIBC
1142    ;;
1143    sh64*:Linux:*:*)
1144    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1145    ;;
1146    sh*:Linux:*:*)
1147    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1148    ;;
1149    sparc:Linux:*:* | sparc64:Linux:*:*)
1150    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1151    ;;
1152    tile*:Linux:*:*)
1153    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1154    ;;
1155    vax:Linux:*:*)
1156    GUESS=$UNAME_MACHINE-dec-linux-$LIBC
1157    ;;
1158    x86_64:Linux:*:*)
1159    set_cc_for_build
1160    CPU=$UNAME_MACHINE
1161    LIBCABI=$LIBC
1162    if test "$CC_FOR_BUILD" != no_compiler_found; then
1163        ABI=64
1164        sed 's/^        //' << EOF > "$dummy.c"
1165        #ifdef __i386__
1166        ABI=x86
1167        #else
1168        #ifdef __ILP32__
1169        ABI=x32
1170        #endif
1171        #endif
1172EOF
1173        cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
1174        eval "$cc_set_abi"
1175        case $ABI in
1176        x86) CPU=i686 ;;
1177        x32) LIBCABI=${LIBC}x32 ;;
1178        esac
1179    fi
1180    GUESS=$CPU-pc-linux-$LIBCABI
1181    ;;
1182    xtensa*:Linux:*:*)
1183    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1184    ;;
1185    i*86:DYNIX/ptx:4*:*)
1186    # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
1187    # earlier versions are messed up and put the nodename in both
1188    # sysname and nodename.
1189    GUESS=i386-sequent-sysv4
1190    ;;
1191    i*86:UNIX_SV:4.2MP:2.*)
1192    # Unixware is an offshoot of SVR4, but it has its own version
1193    # number series starting with 2...
1194    # I am not positive that other SVR4 systems won't match this,
1195    # I just have to hope.  -- rms.
1196    # Use sysv4.2uw... so that sysv4* matches it.
1197    GUESS=$UNAME_MACHINE-pc-sysv4.2uw$UNAME_VERSION
1198    ;;
1199    i*86:OS/2:*:*)
1200    # If we were able to find `uname', then EMX Unix compatibility
1201    # is probably installed.
1202    GUESS=$UNAME_MACHINE-pc-os2-emx
1203    ;;
1204    i*86:XTS-300:*:STOP)
1205    GUESS=$UNAME_MACHINE-unknown-stop
1206    ;;
1207    i*86:atheos:*:*)
1208    GUESS=$UNAME_MACHINE-unknown-atheos
1209    ;;
1210    i*86:syllable:*:*)
1211    GUESS=$UNAME_MACHINE-pc-syllable
1212    ;;
1213    i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
1214    GUESS=i386-unknown-lynxos$UNAME_RELEASE
1215    ;;
1216    i*86:*DOS:*:*)
1217    GUESS=$UNAME_MACHINE-pc-msdosdjgpp
1218    ;;
1219    i*86:*:4.*:*)
1220    UNAME_REL=`echo "$UNAME_RELEASE" | sed 's/\/MP$//'`
1221    if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
1222        GUESS=$UNAME_MACHINE-univel-sysv$UNAME_REL
1223    else
1224        GUESS=$UNAME_MACHINE-pc-sysv$UNAME_REL
1225    fi
1226    ;;
1227    i*86:*:5:[678]*)
1228    # UnixWare 7.x, OpenUNIX and OpenServer 6.
1229    case `/bin/uname -X | grep "^Machine"` in
1230        *486*)       UNAME_MACHINE=i486 ;;
1231        *Pentium)        UNAME_MACHINE=i586 ;;
1232        *Pent*|*Celeron) UNAME_MACHINE=i686 ;;
1233    esac
1234    GUESS=$UNAME_MACHINE-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}
1235    ;;
1236    i*86:*:3.2:*)
1237    if test -f /usr/options/cb.name; then
1238        UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
1239        GUESS=$UNAME_MACHINE-pc-isc$UNAME_REL
1240    elif /bin/uname -X 2>/dev/null >/dev/null ; then
1241        UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')`
1242        (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486
1243        (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \
1244            && UNAME_MACHINE=i586
1245        (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \
1246            && UNAME_MACHINE=i686
1247        (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
1248            && UNAME_MACHINE=i686
1249        GUESS=$UNAME_MACHINE-pc-sco$UNAME_REL
1250    else
1251        GUESS=$UNAME_MACHINE-pc-sysv32
1252    fi
1253    ;;
1254    pc:*:*:*)
1255    # Left here for compatibility:
1256    # uname -m prints for DJGPP always 'pc', but it prints nothing about
1257    # the processor, so we play safe by assuming i586.
1258    # Note: whatever this is, it MUST be the same as what config.sub
1259    # prints for the "djgpp" host, or else GDB configure will decide that
1260    # this is a cross-build.
1261    GUESS=i586-pc-msdosdjgpp
1262    ;;
1263    Intel:Mach:3*:*)
1264    GUESS=i386-pc-mach3
1265    ;;
1266    paragon:*:*:*)
1267    GUESS=i860-intel-osf1
1268    ;;
1269    i860:*:4.*:*) # i860-SVR4
1270    if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
1271      GUESS=i860-stardent-sysv$UNAME_RELEASE    # Stardent Vistra i860-SVR4
1272    else # Add other i860-SVR4 vendors below as they are discovered.
1273      GUESS=i860-unknown-sysv$UNAME_RELEASE     # Unknown i860-SVR4
1274    fi
1275    ;;
1276    mini*:CTIX:SYS*5:*)
1277    # "miniframe"
1278    GUESS=m68010-convergent-sysv
1279    ;;
1280    mc68k:UNIX:SYSTEM5:3.51m)
1281    GUESS=m68k-convergent-sysv
1282    ;;
1283    M680?0:D-NIX:5.3:*)
1284    GUESS=m68k-diab-dnix
1285    ;;
1286    M68*:*:R3V[5678]*:*)
1287    test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;;
1288    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)
1289    OS_REL=''
1290    test -r /etc/.relid \
1291    && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1292    /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1293      && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
1294    /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1295      && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
1296    3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
1297    /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1298      && { echo i486-ncr-sysv4; exit; } ;;
1299    NCR*:*:4.2:* | MPRAS*:*:4.2:*)
1300    OS_REL='.3'
1301    test -r /etc/.relid \
1302        && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1303    /bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1304        && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
1305    /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1306        && { echo i586-ncr-sysv4.3"$OS_REL"; exit; }
1307    /bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \
1308        && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
1309    m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
1310    GUESS=m68k-unknown-lynxos$UNAME_RELEASE
1311    ;;
1312    mc68030:UNIX_System_V:4.*:*)
1313    GUESS=m68k-atari-sysv4
1314    ;;
1315    TSUNAMI:LynxOS:2.*:*)
1316    GUESS=sparc-unknown-lynxos$UNAME_RELEASE
1317    ;;
1318    rs6000:LynxOS:2.*:*)
1319    GUESS=rs6000-unknown-lynxos$UNAME_RELEASE
1320    ;;
1321    PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
1322    GUESS=powerpc-unknown-lynxos$UNAME_RELEASE
1323    ;;
1324    SM[BE]S:UNIX_SV:*:*)
1325    GUESS=mips-dde-sysv$UNAME_RELEASE
1326    ;;
1327    RM*:ReliantUNIX-*:*:*)
1328    GUESS=mips-sni-sysv4
1329    ;;
1330    RM*:SINIX-*:*:*)
1331    GUESS=mips-sni-sysv4
1332    ;;
1333    *:SINIX-*:*:*)
1334    if uname -p 2>/dev/null >/dev/null ; then
1335        UNAME_MACHINE=`(uname -p) 2>/dev/null`
1336        GUESS=$UNAME_MACHINE-sni-sysv4
1337    else
1338        GUESS=ns32k-sni-sysv
1339    fi
1340    ;;
1341    PENTIUM:*:4.0*:*)   # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
1342            # says <Richard.M.Bartel@ccMail.Census.GOV>
1343    GUESS=i586-unisys-sysv4
1344    ;;
1345    *:UNIX_System_V:4*:FTX*)
1346    # From Gerald Hewes <hewes@openmarket.com>.
1347    # How about differentiating between stratus architectures? -djm
1348    GUESS=hppa1.1-stratus-sysv4
1349    ;;
1350    *:*:*:FTX*)
1351    # From seanf@swdc.stratus.com.
1352    GUESS=i860-stratus-sysv4
1353    ;;
1354    i*86:VOS:*:*)
1355    # From Paul.Green@stratus.com.
1356    GUESS=$UNAME_MACHINE-stratus-vos
1357    ;;
1358    *:VOS:*:*)
1359    # From Paul.Green@stratus.com.
1360    GUESS=hppa1.1-stratus-vos
1361    ;;
1362    mc68*:A/UX:*:*)
1363    GUESS=m68k-apple-aux$UNAME_RELEASE
1364    ;;
1365    news*:NEWS-OS:6*:*)
1366    GUESS=mips-sony-newsos6
1367    ;;
1368    R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
1369    if test -d /usr/nec; then
1370        GUESS=mips-nec-sysv$UNAME_RELEASE
1371    else
1372        GUESS=mips-unknown-sysv$UNAME_RELEASE
1373    fi
1374    ;;
1375    BeBox:BeOS:*:*) # BeOS running on hardware made by Be, PPC only.
1376    GUESS=powerpc-be-beos
1377    ;;
1378    BeMac:BeOS:*:*) # BeOS running on Mac or Mac clone, PPC only.
1379    GUESS=powerpc-apple-beos
1380    ;;
1381    BePC:BeOS:*:*)  # BeOS running on Intel PC compatible.
1382    GUESS=i586-pc-beos
1383    ;;
1384    BePC:Haiku:*:*) # Haiku running on Intel PC compatible.
1385    GUESS=i586-pc-haiku
1386    ;;
1387    ppc:Haiku:*:*)  # Haiku running on Apple PowerPC
1388    GUESS=powerpc-apple-haiku
1389    ;;
1390    *:Haiku:*:*)    # Haiku modern gcc (not bound by BeOS compat)
1391    GUESS=$UNAME_MACHINE-unknown-haiku
1392    ;;
1393    SX-4:SUPER-UX:*:*)
1394    GUESS=sx4-nec-superux$UNAME_RELEASE
1395    ;;
1396    SX-5:SUPER-UX:*:*)
1397    GUESS=sx5-nec-superux$UNAME_RELEASE
1398    ;;
1399    SX-6:SUPER-UX:*:*)
1400    GUESS=sx6-nec-superux$UNAME_RELEASE
1401    ;;
1402    SX-7:SUPER-UX:*:*)
1403    GUESS=sx7-nec-superux$UNAME_RELEASE
1404    ;;
1405    SX-8:SUPER-UX:*:*)
1406    GUESS=sx8-nec-superux$UNAME_RELEASE
1407    ;;
1408    SX-8R:SUPER-UX:*:*)
1409    GUESS=sx8r-nec-superux$UNAME_RELEASE
1410    ;;
1411    SX-ACE:SUPER-UX:*:*)
1412    GUESS=sxace-nec-superux$UNAME_RELEASE
1413    ;;
1414    Power*:Rhapsody:*:*)
1415    GUESS=powerpc-apple-rhapsody$UNAME_RELEASE
1416    ;;
1417    *:Rhapsody:*:*)
1418    GUESS=$UNAME_MACHINE-apple-rhapsody$UNAME_RELEASE
1419    ;;
1420    arm64:Darwin:*:*)
1421    GUESS=aarch64-apple-darwin$UNAME_RELEASE
1422    ;;
1423    *:Darwin:*:*)
1424    UNAME_PROCESSOR=`uname -p`
1425    case $UNAME_PROCESSOR in
1426        unknown) UNAME_PROCESSOR=powerpc ;;
1427    esac
1428    if command -v xcode-select > /dev/null 2> /dev/null && \
1429        ! xcode-select --print-path > /dev/null 2> /dev/null ; then
1430        # Avoid executing cc if there is no toolchain installed as
1431        # cc will be a stub that puts up a graphical alert
1432        # prompting the user to install developer tools.
1433        CC_FOR_BUILD=no_compiler_found
1434    else
1435        set_cc_for_build
1436    fi
1437    if test "$CC_FOR_BUILD" != no_compiler_found; then
1438        if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
1439           (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1440           grep IS_64BIT_ARCH >/dev/null
1441        then
1442        case $UNAME_PROCESSOR in
1443            i386) UNAME_PROCESSOR=x86_64 ;;
1444            powerpc) UNAME_PROCESSOR=powerpc64 ;;
1445        esac
1446        fi
1447        # On 10.4-10.6 one might compile for PowerPC via gcc -arch ppc
1448        if (echo '#ifdef __POWERPC__'; echo IS_PPC; echo '#endif') | \
1449           (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1450           grep IS_PPC >/dev/null
1451        then
1452        UNAME_PROCESSOR=powerpc
1453        fi
1454    elif test "$UNAME_PROCESSOR" = i386 ; then
1455        # uname -m returns i386 or x86_64
1456        UNAME_PROCESSOR=$UNAME_MACHINE
1457    fi
1458    GUESS=$UNAME_PROCESSOR-apple-darwin$UNAME_RELEASE
1459    ;;
1460    *:procnto*:*:* | *:QNX:[0123456789]*:*)
1461    UNAME_PROCESSOR=`uname -p`
1462    if test "$UNAME_PROCESSOR" = x86; then
1463        UNAME_PROCESSOR=i386
1464        UNAME_MACHINE=pc
1465    fi
1466    GUESS=$UNAME_PROCESSOR-$UNAME_MACHINE-nto-qnx$UNAME_RELEASE
1467    ;;
1468    *:QNX:*:4*)
1469    GUESS=i386-pc-qnx
1470    ;;
1471    NEO-*:NONSTOP_KERNEL:*:*)
1472    GUESS=neo-tandem-nsk$UNAME_RELEASE
1473    ;;
1474    NSE-*:NONSTOP_KERNEL:*:*)
1475    GUESS=nse-tandem-nsk$UNAME_RELEASE
1476    ;;
1477    NSR-*:NONSTOP_KERNEL:*:*)
1478    GUESS=nsr-tandem-nsk$UNAME_RELEASE
1479    ;;
1480    NSV-*:NONSTOP_KERNEL:*:*)
1481    GUESS=nsv-tandem-nsk$UNAME_RELEASE
1482    ;;
1483    NSX-*:NONSTOP_KERNEL:*:*)
1484    GUESS=nsx-tandem-nsk$UNAME_RELEASE
1485    ;;
1486    *:NonStop-UX:*:*)
1487    GUESS=mips-compaq-nonstopux
1488    ;;
1489    BS2000:POSIX*:*:*)
1490    GUESS=bs2000-siemens-sysv
1491    ;;
1492    DS/*:UNIX_System_V:*:*)
1493    GUESS=$UNAME_MACHINE-$UNAME_SYSTEM-$UNAME_RELEASE
1494    ;;
1495    *:Plan9:*:*)
1496    # "uname -m" is not consistent, so use $cputype instead. 386
1497    # is converted to i386 for consistency with other x86
1498    # operating systems.
1499    if test "${cputype-}" = 386; then
1500        UNAME_MACHINE=i386
1501    elif test "x${cputype-}" != x; then
1502        UNAME_MACHINE=$cputype
1503    fi
1504    GUESS=$UNAME_MACHINE-unknown-plan9
1505    ;;
1506    *:TOPS-10:*:*)
1507    GUESS=pdp10-unknown-tops10
1508    ;;
1509    *:TENEX:*:*)
1510    GUESS=pdp10-unknown-tenex
1511    ;;
1512    KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
1513    GUESS=pdp10-dec-tops20
1514    ;;
1515    XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
1516    GUESS=pdp10-xkl-tops20
1517    ;;
1518    *:TOPS-20:*:*)
1519    GUESS=pdp10-unknown-tops20
1520    ;;
1521    *:ITS:*:*)
1522    GUESS=pdp10-unknown-its
1523    ;;
1524    SEI:*:*:SEIUX)
1525    GUESS=mips-sei-seiux$UNAME_RELEASE
1526    ;;
1527    *:DragonFly:*:*)
1528    DRAGONFLY_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
1529    GUESS=$UNAME_MACHINE-unknown-dragonfly$DRAGONFLY_REL
1530    ;;
1531    *:*VMS:*:*)
1532    UNAME_MACHINE=`(uname -p) 2>/dev/null`
1533    case $UNAME_MACHINE in
1534        A*) GUESS=alpha-dec-vms ;;
1535        I*) GUESS=ia64-dec-vms ;;
1536        V*) GUESS=vax-dec-vms ;;
1537    esac ;;
1538    *:XENIX:*:SysV)
1539    GUESS=i386-pc-xenix
1540    ;;
1541    i*86:skyos:*:*)
1542    SKYOS_REL=`echo "$UNAME_RELEASE" | sed -e 's/ .*$//'`
1543    GUESS=$UNAME_MACHINE-pc-skyos$SKYOS_REL
1544    ;;
1545    i*86:rdos:*:*)
1546    GUESS=$UNAME_MACHINE-pc-rdos
1547    ;;
1548    i*86:Fiwix:*:*)
1549    GUESS=$UNAME_MACHINE-pc-fiwix
1550    ;;
1551    *:AROS:*:*)
1552    GUESS=$UNAME_MACHINE-unknown-aros
1553    ;;
1554    x86_64:VMkernel:*:*)
1555    GUESS=$UNAME_MACHINE-unknown-esx
1556    ;;
1557    amd64:Isilon\ OneFS:*:*)
1558    GUESS=x86_64-unknown-onefs
1559    ;;
1560    *:Unleashed:*:*)
1561    GUESS=$UNAME_MACHINE-unknown-unleashed$UNAME_RELEASE
1562    ;;
1563esac
1564
1565# Do we have a guess based on uname results?
1566if test "x$GUESS" != x; then
1567    echo "$GUESS"
1568    exit
1569fi
1570
1571# No uname command or uname output not recognized.
1572set_cc_for_build
1573cat > "$dummy.c" <<EOF
1574#ifdef _SEQUENT_
1575#include <sys/types.h>
1576#include <sys/utsname.h>
1577#endif
1578#if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
1579#if defined (vax) || defined (__vax) || defined (__vax__) || defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
1580#include <signal.h>
1581#if defined(_SIZE_T_) || defined(SIGLOST)
1582#include <sys/utsname.h>
1583#endif
1584#endif
1585#endif
1586main ()
1587{
1588#if defined (sony)
1589#if defined (MIPSEB)
1590  /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
1591     I don't know....  */
1592  printf ("mips-sony-bsd\n"); exit (0);
1593#else
1594#include <sys/param.h>
1595  printf ("m68k-sony-newsos%s\n",
1596#ifdef NEWSOS4
1597  "4"
1598#else
1599  ""
1600#endif
1601  ); exit (0);
1602#endif
1603#endif
1604
1605#if defined (NeXT)
1606#if !defined (__ARCHITECTURE__)
1607#define __ARCHITECTURE__ "m68k"
1608#endif
1609  int version;
1610  version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
1611  if (version < 4)
1612    printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
1613  else
1614    printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
1615  exit (0);
1616#endif
1617
1618#if defined (MULTIMAX) || defined (n16)
1619#if defined (UMAXV)
1620  printf ("ns32k-encore-sysv\n"); exit (0);
1621#else
1622#if defined (CMU)
1623  printf ("ns32k-encore-mach\n"); exit (0);
1624#else
1625  printf ("ns32k-encore-bsd\n"); exit (0);
1626#endif
1627#endif
1628#endif
1629
1630#if defined (__386BSD__)
1631  printf ("i386-pc-bsd\n"); exit (0);
1632#endif
1633
1634#if defined (sequent)
1635#if defined (i386)
1636  printf ("i386-sequent-dynix\n"); exit (0);
1637#endif
1638#if defined (ns32000)
1639  printf ("ns32k-sequent-dynix\n"); exit (0);
1640#endif
1641#endif
1642
1643#if defined (_SEQUENT_)
1644  struct utsname un;
1645
1646  uname(&un);
1647  if (strncmp(un.version, "V2", 2) == 0) {
1648    printf ("i386-sequent-ptx2\n"); exit (0);
1649  }
1650  if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
1651    printf ("i386-sequent-ptx1\n"); exit (0);
1652  }
1653  printf ("i386-sequent-ptx\n"); exit (0);
1654#endif
1655
1656#if defined (vax)
1657#if !defined (ultrix)
1658#include <sys/param.h>
1659#if defined (BSD)
1660#if BSD == 43
1661  printf ("vax-dec-bsd4.3\n"); exit (0);
1662#else
1663#if BSD == 199006
1664  printf ("vax-dec-bsd4.3reno\n"); exit (0);
1665#else
1666  printf ("vax-dec-bsd\n"); exit (0);
1667#endif
1668#endif
1669#else
1670  printf ("vax-dec-bsd\n"); exit (0);
1671#endif
1672#else
1673#if defined(_SIZE_T_) || defined(SIGLOST)
1674  struct utsname un;
1675  uname (&un);
1676  printf ("vax-dec-ultrix%s\n", un.release); exit (0);
1677#else
1678  printf ("vax-dec-ultrix\n"); exit (0);
1679#endif
1680#endif
1681#endif
1682#if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
1683#if defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
1684#if defined(_SIZE_T_) || defined(SIGLOST)
1685  struct utsname *un;
1686  uname (&un);
1687  printf ("mips-dec-ultrix%s\n", un.release); exit (0);
1688#else
1689  printf ("mips-dec-ultrix\n"); exit (0);
1690#endif
1691#endif
1692#endif
1693
1694#if defined (alliant) && defined (i860)
1695  printf ("i860-alliant-bsd\n"); exit (0);
1696#endif
1697
1698  exit (1);
1699}
1700EOF
1701
1702$CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null && SYSTEM_NAME=`"$dummy"` &&
1703    { echo "$SYSTEM_NAME"; exit; }
1704
1705# Apollos put the system type in the environment.
1706test -d /usr/apollo && { echo "$ISP-apollo-$SYSTYPE"; exit; }
1707
1708echo "$0: unable to guess system type" >&2
1709
1710case $UNAME_MACHINE:$UNAME_SYSTEM in
1711    mips:Linux | mips64:Linux)
1712    # If we got here on MIPS GNU/Linux, output extra information.
1713    cat >&2 <<EOF
1714
1715NOTE: MIPS GNU/Linux systems require a C compiler to fully recognize
1716the system type. Please install a C compiler and try again.
1717EOF
1718    ;;
1719esac
1720
1721cat >&2 <<EOF
1722
1723This script (version $timestamp), has failed to recognize the
1724operating system you are using. If your script is old, overwrite *all*
1725copies of config.guess and config.sub with the latest versions from:
1726
1727  https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
1728and
1729  https://git.savannah.gnu.org/cgit/config.git/plain/config.sub
1730EOF
1731
1732our_year=`echo $timestamp | sed 's,-.*,,'`
1733thisyear=`date +%Y`
1734# shellcheck disable=SC2003
1735script_age=`expr "$thisyear" - "$our_year"`
1736if test "$script_age" -lt 3 ; then
1737   cat >&2 <<EOF
1738
1739If $0 has already been updated, send the following data and any
1740information you think might be pertinent to config-patches@gnu.org to
1741provide the necessary information to handle your system.
1742
1743config.guess timestamp = $timestamp
1744
1745uname -m = `(uname -m) 2>/dev/null || echo unknown`
1746uname -r = `(uname -r) 2>/dev/null || echo unknown`
1747uname -s = `(uname -s) 2>/dev/null || echo unknown`
1748uname -v = `(uname -v) 2>/dev/null || echo unknown`
1749
1750/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null`
1751/bin/uname -X     = `(/bin/uname -X) 2>/dev/null`
1752
1753hostinfo               = `(hostinfo) 2>/dev/null`
1754/bin/universe          = `(/bin/universe) 2>/dev/null`
1755/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null`
1756/bin/arch              = `(/bin/arch) 2>/dev/null`
1757/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null`
1758/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null`
1759
1760UNAME_MACHINE = "$UNAME_MACHINE"
1761UNAME_RELEASE = "$UNAME_RELEASE"
1762UNAME_SYSTEM  = "$UNAME_SYSTEM"
1763UNAME_VERSION = "$UNAME_VERSION"
1764EOF
1765fi
1766
1767exit 1
1768
1769# Local variables:
1770# eval: (add-hook 'before-save-hook 'time-stamp)
1771# time-stamp-start: "timestamp='"
1772# time-stamp-format: "%:y-%02m-%02d"
1773# time-stamp-end: "'"
1774# End:
1775