xref: /freebsd/contrib/unbound/config.guess (revision 4f8f43b06ed07e96a250855488cc531799d5b78f)
1#! /bin/sh
2# Attempt to guess a canonical system name.
3#   Copyright 1992-2023 Free Software Foundation, Inc.
4
5# shellcheck disable=SC2006,SC2268 # see below for rationale
6
7timestamp='2023-07-20'
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39# superseded or lifted in POSIX.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
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 ($timestamp)
61
62Originally written by Per Bothner.
63Copyright 1992-2023 Free Software Foundation, Inc.
64
65This is free software; see the source for copying conditions.  There is NO
66warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
67
68help="
69Try '$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=$UNAME_MACHINE-unknown-minix
977	;;
978    aarch64:Linux:*:*)
979	set_cc_for_build
980	CPU=$UNAME_MACHINE
981	LIBCABI=$LIBC
982	if test "$CC_FOR_BUILD" != no_compiler_found; then
983	    ABI=64
984	    sed 's/^	    //' << EOF > "$dummy.c"
985	    #ifdef __ARM_EABI__
986	    #ifdef __ARM_PCS_VFP
987	    ABI=eabihf
988	    #else
989	    ABI=eabi
990	    #endif
991	    #endif
992EOF
993	    cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
994	    eval "$cc_set_abi"
995	    case $ABI in
996		eabi | eabihf) CPU=armv8l; LIBCABI=$LIBC$ABI ;;
997	    esac
998	fi
999	GUESS=$CPU-unknown-linux-$LIBCABI
1000	;;
1001    aarch64_be:Linux:*:*)
1002	UNAME_MACHINE=aarch64_be
1003	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1004	;;
1005    alpha:Linux:*:*)
1006	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null` in
1007	  EV5)   UNAME_MACHINE=alphaev5 ;;
1008	  EV56)  UNAME_MACHINE=alphaev56 ;;
1009	  PCA56) UNAME_MACHINE=alphapca56 ;;
1010	  PCA57) UNAME_MACHINE=alphapca56 ;;
1011	  EV6)   UNAME_MACHINE=alphaev6 ;;
1012	  EV67)  UNAME_MACHINE=alphaev67 ;;
1013	  EV68*) UNAME_MACHINE=alphaev68 ;;
1014	esac
1015	objdump --private-headers /bin/sh | grep -q ld.so.1
1016	if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
1017	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1018	;;
1019    arc:Linux:*:* | arceb:Linux:*:* | arc32:Linux:*:* | arc64:Linux:*:*)
1020	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1021	;;
1022    arm*:Linux:*:*)
1023	set_cc_for_build
1024	if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
1025	    | grep -q __ARM_EABI__
1026	then
1027	    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1028	else
1029	    if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
1030		| grep -q __ARM_PCS_VFP
1031	    then
1032		GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabi
1033	    else
1034		GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabihf
1035	    fi
1036	fi
1037	;;
1038    avr32*:Linux:*:*)
1039	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1040	;;
1041    cris:Linux:*:*)
1042	GUESS=$UNAME_MACHINE-axis-linux-$LIBC
1043	;;
1044    crisv32:Linux:*:*)
1045	GUESS=$UNAME_MACHINE-axis-linux-$LIBC
1046	;;
1047    e2k:Linux:*:*)
1048	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1049	;;
1050    frv:Linux:*:*)
1051	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1052	;;
1053    hexagon:Linux:*:*)
1054	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1055	;;
1056    i*86:Linux:*:*)
1057	GUESS=$UNAME_MACHINE-pc-linux-$LIBC
1058	;;
1059    ia64:Linux:*:*)
1060	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1061	;;
1062    k1om:Linux:*:*)
1063	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1064	;;
1065    kvx:Linux:*:*)
1066	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1067	;;
1068    kvx:cos:*:*)
1069	GUESS=$UNAME_MACHINE-unknown-cos
1070	;;
1071    kvx:mbr:*:*)
1072	GUESS=$UNAME_MACHINE-unknown-mbr
1073	;;
1074    loongarch32:Linux:*:* | loongarch64:Linux:*:*)
1075	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1076	;;
1077    m32r*:Linux:*:*)
1078	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1079	;;
1080    m68*:Linux:*:*)
1081	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1082	;;
1083    mips:Linux:*:* | mips64:Linux:*:*)
1084	set_cc_for_build
1085	IS_GLIBC=0
1086	test x"${LIBC}" = xgnu && IS_GLIBC=1
1087	sed 's/^	//' << EOF > "$dummy.c"
1088	#undef CPU
1089	#undef mips
1090	#undef mipsel
1091	#undef mips64
1092	#undef mips64el
1093	#if ${IS_GLIBC} && defined(_ABI64)
1094	LIBCABI=gnuabi64
1095	#else
1096	#if ${IS_GLIBC} && defined(_ABIN32)
1097	LIBCABI=gnuabin32
1098	#else
1099	LIBCABI=${LIBC}
1100	#endif
1101	#endif
1102
1103	#if ${IS_GLIBC} && defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
1104	CPU=mipsisa64r6
1105	#else
1106	#if ${IS_GLIBC} && !defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
1107	CPU=mipsisa32r6
1108	#else
1109	#if defined(__mips64)
1110	CPU=mips64
1111	#else
1112	CPU=mips
1113	#endif
1114	#endif
1115	#endif
1116
1117	#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
1118	MIPS_ENDIAN=el
1119	#else
1120	#if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
1121	MIPS_ENDIAN=
1122	#else
1123	MIPS_ENDIAN=
1124	#endif
1125	#endif
1126EOF
1127	cc_set_vars=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU\|^MIPS_ENDIAN\|^LIBCABI'`
1128	eval "$cc_set_vars"
1129	test "x$CPU" != x && { echo "$CPU${MIPS_ENDIAN}-unknown-linux-$LIBCABI"; exit; }
1130	;;
1131    mips64el:Linux:*:*)
1132	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1133	;;
1134    openrisc*:Linux:*:*)
1135	GUESS=or1k-unknown-linux-$LIBC
1136	;;
1137    or32:Linux:*:* | or1k*:Linux:*:*)
1138	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1139	;;
1140    padre:Linux:*:*)
1141	GUESS=sparc-unknown-linux-$LIBC
1142	;;
1143    parisc64:Linux:*:* | hppa64:Linux:*:*)
1144	GUESS=hppa64-unknown-linux-$LIBC
1145	;;
1146    parisc:Linux:*:* | hppa:Linux:*:*)
1147	# Look for CPU level
1148	case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
1149	  PA7*) GUESS=hppa1.1-unknown-linux-$LIBC ;;
1150	  PA8*) GUESS=hppa2.0-unknown-linux-$LIBC ;;
1151	  *)    GUESS=hppa-unknown-linux-$LIBC ;;
1152	esac
1153	;;
1154    ppc64:Linux:*:*)
1155	GUESS=powerpc64-unknown-linux-$LIBC
1156	;;
1157    ppc:Linux:*:*)
1158	GUESS=powerpc-unknown-linux-$LIBC
1159	;;
1160    ppc64le:Linux:*:*)
1161	GUESS=powerpc64le-unknown-linux-$LIBC
1162	;;
1163    ppcle:Linux:*:*)
1164	GUESS=powerpcle-unknown-linux-$LIBC
1165	;;
1166    riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*)
1167	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1168	;;
1169    s390:Linux:*:* | s390x:Linux:*:*)
1170	GUESS=$UNAME_MACHINE-ibm-linux-$LIBC
1171	;;
1172    sh64*:Linux:*:*)
1173	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1174	;;
1175    sh*:Linux:*:*)
1176	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1177	;;
1178    sparc:Linux:*:* | sparc64:Linux:*:*)
1179	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1180	;;
1181    tile*:Linux:*:*)
1182	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1183	;;
1184    vax:Linux:*:*)
1185	GUESS=$UNAME_MACHINE-dec-linux-$LIBC
1186	;;
1187    x86_64:Linux:*:*)
1188	set_cc_for_build
1189	CPU=$UNAME_MACHINE
1190	LIBCABI=$LIBC
1191	if test "$CC_FOR_BUILD" != no_compiler_found; then
1192	    ABI=64
1193	    sed 's/^	    //' << EOF > "$dummy.c"
1194	    #ifdef __i386__
1195	    ABI=x86
1196	    #else
1197	    #ifdef __ILP32__
1198	    ABI=x32
1199	    #endif
1200	    #endif
1201EOF
1202	    cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
1203	    eval "$cc_set_abi"
1204	    case $ABI in
1205		x86) CPU=i686 ;;
1206		x32) LIBCABI=${LIBC}x32 ;;
1207	    esac
1208	fi
1209	GUESS=$CPU-pc-linux-$LIBCABI
1210	;;
1211    xtensa*:Linux:*:*)
1212	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1213	;;
1214    i*86:DYNIX/ptx:4*:*)
1215	# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
1216	# earlier versions are messed up and put the nodename in both
1217	# sysname and nodename.
1218	GUESS=i386-sequent-sysv4
1219	;;
1220    i*86:UNIX_SV:4.2MP:2.*)
1221	# Unixware is an offshoot of SVR4, but it has its own version
1222	# number series starting with 2...
1223	# I am not positive that other SVR4 systems won't match this,
1224	# I just have to hope.  -- rms.
1225	# Use sysv4.2uw... so that sysv4* matches it.
1226	GUESS=$UNAME_MACHINE-pc-sysv4.2uw$UNAME_VERSION
1227	;;
1228    i*86:OS/2:*:*)
1229	# If we were able to find 'uname', then EMX Unix compatibility
1230	# is probably installed.
1231	GUESS=$UNAME_MACHINE-pc-os2-emx
1232	;;
1233    i*86:XTS-300:*:STOP)
1234	GUESS=$UNAME_MACHINE-unknown-stop
1235	;;
1236    i*86:atheos:*:*)
1237	GUESS=$UNAME_MACHINE-unknown-atheos
1238	;;
1239    i*86:syllable:*:*)
1240	GUESS=$UNAME_MACHINE-pc-syllable
1241	;;
1242    i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
1243	GUESS=i386-unknown-lynxos$UNAME_RELEASE
1244	;;
1245    i*86:*DOS:*:*)
1246	GUESS=$UNAME_MACHINE-pc-msdosdjgpp
1247	;;
1248    i*86:*:4.*:*)
1249	UNAME_REL=`echo "$UNAME_RELEASE" | sed 's/\/MP$//'`
1250	if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
1251		GUESS=$UNAME_MACHINE-univel-sysv$UNAME_REL
1252	else
1253		GUESS=$UNAME_MACHINE-pc-sysv$UNAME_REL
1254	fi
1255	;;
1256    i*86:*:5:[678]*)
1257	# UnixWare 7.x, OpenUNIX and OpenServer 6.
1258	case `/bin/uname -X | grep "^Machine"` in
1259	    *486*)	     UNAME_MACHINE=i486 ;;
1260	    *Pentium)	     UNAME_MACHINE=i586 ;;
1261	    *Pent*|*Celeron) UNAME_MACHINE=i686 ;;
1262	esac
1263	GUESS=$UNAME_MACHINE-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}
1264	;;
1265    i*86:*:3.2:*)
1266	if test -f /usr/options/cb.name; then
1267		UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
1268		GUESS=$UNAME_MACHINE-pc-isc$UNAME_REL
1269	elif /bin/uname -X 2>/dev/null >/dev/null ; then
1270		UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')`
1271		(/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486
1272		(/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \
1273			&& UNAME_MACHINE=i586
1274		(/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \
1275			&& UNAME_MACHINE=i686
1276		(/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
1277			&& UNAME_MACHINE=i686
1278		GUESS=$UNAME_MACHINE-pc-sco$UNAME_REL
1279	else
1280		GUESS=$UNAME_MACHINE-pc-sysv32
1281	fi
1282	;;
1283    pc:*:*:*)
1284	# Left here for compatibility:
1285	# uname -m prints for DJGPP always 'pc', but it prints nothing about
1286	# the processor, so we play safe by assuming i586.
1287	# Note: whatever this is, it MUST be the same as what config.sub
1288	# prints for the "djgpp" host, or else GDB configure will decide that
1289	# this is a cross-build.
1290	GUESS=i586-pc-msdosdjgpp
1291	;;
1292    Intel:Mach:3*:*)
1293	GUESS=i386-pc-mach3
1294	;;
1295    paragon:*:*:*)
1296	GUESS=i860-intel-osf1
1297	;;
1298    i860:*:4.*:*) # i860-SVR4
1299	if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
1300	  GUESS=i860-stardent-sysv$UNAME_RELEASE    # Stardent Vistra i860-SVR4
1301	else # Add other i860-SVR4 vendors below as they are discovered.
1302	  GUESS=i860-unknown-sysv$UNAME_RELEASE     # Unknown i860-SVR4
1303	fi
1304	;;
1305    mini*:CTIX:SYS*5:*)
1306	# "miniframe"
1307	GUESS=m68010-convergent-sysv
1308	;;
1309    mc68k:UNIX:SYSTEM5:3.51m)
1310	GUESS=m68k-convergent-sysv
1311	;;
1312    M680?0:D-NIX:5.3:*)
1313	GUESS=m68k-diab-dnix
1314	;;
1315    M68*:*:R3V[5678]*:*)
1316	test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;;
1317    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)
1318	OS_REL=''
1319	test -r /etc/.relid \
1320	&& OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1321	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1322	  && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
1323	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1324	  && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
1325    3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
1326	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1327	  && { echo i486-ncr-sysv4; exit; } ;;
1328    NCR*:*:4.2:* | MPRAS*:*:4.2:*)
1329	OS_REL='.3'
1330	test -r /etc/.relid \
1331	    && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1332	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1333	    && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
1334	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1335	    && { echo i586-ncr-sysv4.3"$OS_REL"; exit; }
1336	/bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \
1337	    && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
1338    m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
1339	GUESS=m68k-unknown-lynxos$UNAME_RELEASE
1340	;;
1341    mc68030:UNIX_System_V:4.*:*)
1342	GUESS=m68k-atari-sysv4
1343	;;
1344    TSUNAMI:LynxOS:2.*:*)
1345	GUESS=sparc-unknown-lynxos$UNAME_RELEASE
1346	;;
1347    rs6000:LynxOS:2.*:*)
1348	GUESS=rs6000-unknown-lynxos$UNAME_RELEASE
1349	;;
1350    PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
1351	GUESS=powerpc-unknown-lynxos$UNAME_RELEASE
1352	;;
1353    SM[BE]S:UNIX_SV:*:*)
1354	GUESS=mips-dde-sysv$UNAME_RELEASE
1355	;;
1356    RM*:ReliantUNIX-*:*:*)
1357	GUESS=mips-sni-sysv4
1358	;;
1359    RM*:SINIX-*:*:*)
1360	GUESS=mips-sni-sysv4
1361	;;
1362    *:SINIX-*:*:*)
1363	if uname -p 2>/dev/null >/dev/null ; then
1364		UNAME_MACHINE=`(uname -p) 2>/dev/null`
1365		GUESS=$UNAME_MACHINE-sni-sysv4
1366	else
1367		GUESS=ns32k-sni-sysv
1368	fi
1369	;;
1370    PENTIUM:*:4.0*:*)	# Unisys 'ClearPath HMP IX 4000' SVR4/MP effort
1371			# says <Richard.M.Bartel@ccMail.Census.GOV>
1372	GUESS=i586-unisys-sysv4
1373	;;
1374    *:UNIX_System_V:4*:FTX*)
1375	# From Gerald Hewes <hewes@openmarket.com>.
1376	# How about differentiating between stratus architectures? -djm
1377	GUESS=hppa1.1-stratus-sysv4
1378	;;
1379    *:*:*:FTX*)
1380	# From seanf@swdc.stratus.com.
1381	GUESS=i860-stratus-sysv4
1382	;;
1383    i*86:VOS:*:*)
1384	# From Paul.Green@stratus.com.
1385	GUESS=$UNAME_MACHINE-stratus-vos
1386	;;
1387    *:VOS:*:*)
1388	# From Paul.Green@stratus.com.
1389	GUESS=hppa1.1-stratus-vos
1390	;;
1391    mc68*:A/UX:*:*)
1392	GUESS=m68k-apple-aux$UNAME_RELEASE
1393	;;
1394    news*:NEWS-OS:6*:*)
1395	GUESS=mips-sony-newsos6
1396	;;
1397    R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
1398	if test -d /usr/nec; then
1399		GUESS=mips-nec-sysv$UNAME_RELEASE
1400	else
1401		GUESS=mips-unknown-sysv$UNAME_RELEASE
1402	fi
1403	;;
1404    BeBox:BeOS:*:*)	# BeOS running on hardware made by Be, PPC only.
1405	GUESS=powerpc-be-beos
1406	;;
1407    BeMac:BeOS:*:*)	# BeOS running on Mac or Mac clone, PPC only.
1408	GUESS=powerpc-apple-beos
1409	;;
1410    BePC:BeOS:*:*)	# BeOS running on Intel PC compatible.
1411	GUESS=i586-pc-beos
1412	;;
1413    BePC:Haiku:*:*)	# Haiku running on Intel PC compatible.
1414	GUESS=i586-pc-haiku
1415	;;
1416    ppc:Haiku:*:*)	# Haiku running on Apple PowerPC
1417	GUESS=powerpc-apple-haiku
1418	;;
1419    *:Haiku:*:*)	# Haiku modern gcc (not bound by BeOS compat)
1420	GUESS=$UNAME_MACHINE-unknown-haiku
1421	;;
1422    SX-4:SUPER-UX:*:*)
1423	GUESS=sx4-nec-superux$UNAME_RELEASE
1424	;;
1425    SX-5:SUPER-UX:*:*)
1426	GUESS=sx5-nec-superux$UNAME_RELEASE
1427	;;
1428    SX-6:SUPER-UX:*:*)
1429	GUESS=sx6-nec-superux$UNAME_RELEASE
1430	;;
1431    SX-7:SUPER-UX:*:*)
1432	GUESS=sx7-nec-superux$UNAME_RELEASE
1433	;;
1434    SX-8:SUPER-UX:*:*)
1435	GUESS=sx8-nec-superux$UNAME_RELEASE
1436	;;
1437    SX-8R:SUPER-UX:*:*)
1438	GUESS=sx8r-nec-superux$UNAME_RELEASE
1439	;;
1440    SX-ACE:SUPER-UX:*:*)
1441	GUESS=sxace-nec-superux$UNAME_RELEASE
1442	;;
1443    Power*:Rhapsody:*:*)
1444	GUESS=powerpc-apple-rhapsody$UNAME_RELEASE
1445	;;
1446    *:Rhapsody:*:*)
1447	GUESS=$UNAME_MACHINE-apple-rhapsody$UNAME_RELEASE
1448	;;
1449    arm64:Darwin:*:*)
1450	GUESS=aarch64-apple-darwin$UNAME_RELEASE
1451	;;
1452    *:Darwin:*:*)
1453	UNAME_PROCESSOR=`uname -p`
1454	case $UNAME_PROCESSOR in
1455	    unknown) UNAME_PROCESSOR=powerpc ;;
1456	esac
1457	if command -v xcode-select > /dev/null 2> /dev/null && \
1458		! xcode-select --print-path > /dev/null 2> /dev/null ; then
1459	    # Avoid executing cc if there is no toolchain installed as
1460	    # cc will be a stub that puts up a graphical alert
1461	    # prompting the user to install developer tools.
1462	    CC_FOR_BUILD=no_compiler_found
1463	else
1464	    set_cc_for_build
1465	fi
1466	if test "$CC_FOR_BUILD" != no_compiler_found; then
1467	    if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
1468		   (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1469		   grep IS_64BIT_ARCH >/dev/null
1470	    then
1471		case $UNAME_PROCESSOR in
1472		    i386) UNAME_PROCESSOR=x86_64 ;;
1473		    powerpc) UNAME_PROCESSOR=powerpc64 ;;
1474		esac
1475	    fi
1476	    # On 10.4-10.6 one might compile for PowerPC via gcc -arch ppc
1477	    if (echo '#ifdef __POWERPC__'; echo IS_PPC; echo '#endif') | \
1478		   (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1479		   grep IS_PPC >/dev/null
1480	    then
1481		UNAME_PROCESSOR=powerpc
1482	    fi
1483	elif test "$UNAME_PROCESSOR" = i386 ; then
1484	    # uname -m returns i386 or x86_64
1485	    UNAME_PROCESSOR=$UNAME_MACHINE
1486	fi
1487	GUESS=$UNAME_PROCESSOR-apple-darwin$UNAME_RELEASE
1488	;;
1489    *:procnto*:*:* | *:QNX:[0123456789]*:*)
1490	UNAME_PROCESSOR=`uname -p`
1491	if test "$UNAME_PROCESSOR" = x86; then
1492		UNAME_PROCESSOR=i386
1493		UNAME_MACHINE=pc
1494	fi
1495	GUESS=$UNAME_PROCESSOR-$UNAME_MACHINE-nto-qnx$UNAME_RELEASE
1496	;;
1497    *:QNX:*:4*)
1498	GUESS=i386-pc-qnx
1499	;;
1500    NEO-*:NONSTOP_KERNEL:*:*)
1501	GUESS=neo-tandem-nsk$UNAME_RELEASE
1502	;;
1503    NSE-*:NONSTOP_KERNEL:*:*)
1504	GUESS=nse-tandem-nsk$UNAME_RELEASE
1505	;;
1506    NSR-*:NONSTOP_KERNEL:*:*)
1507	GUESS=nsr-tandem-nsk$UNAME_RELEASE
1508	;;
1509    NSV-*:NONSTOP_KERNEL:*:*)
1510	GUESS=nsv-tandem-nsk$UNAME_RELEASE
1511	;;
1512    NSX-*:NONSTOP_KERNEL:*:*)
1513	GUESS=nsx-tandem-nsk$UNAME_RELEASE
1514	;;
1515    *:NonStop-UX:*:*)
1516	GUESS=mips-compaq-nonstopux
1517	;;
1518    BS2000:POSIX*:*:*)
1519	GUESS=bs2000-siemens-sysv
1520	;;
1521    DS/*:UNIX_System_V:*:*)
1522	GUESS=$UNAME_MACHINE-$UNAME_SYSTEM-$UNAME_RELEASE
1523	;;
1524    *:Plan9:*:*)
1525	# "uname -m" is not consistent, so use $cputype instead. 386
1526	# is converted to i386 for consistency with other x86
1527	# operating systems.
1528	if test "${cputype-}" = 386; then
1529	    UNAME_MACHINE=i386
1530	elif test "x${cputype-}" != x; then
1531	    UNAME_MACHINE=$cputype
1532	fi
1533	GUESS=$UNAME_MACHINE-unknown-plan9
1534	;;
1535    *:TOPS-10:*:*)
1536	GUESS=pdp10-unknown-tops10
1537	;;
1538    *:TENEX:*:*)
1539	GUESS=pdp10-unknown-tenex
1540	;;
1541    KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
1542	GUESS=pdp10-dec-tops20
1543	;;
1544    XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
1545	GUESS=pdp10-xkl-tops20
1546	;;
1547    *:TOPS-20:*:*)
1548	GUESS=pdp10-unknown-tops20
1549	;;
1550    *:ITS:*:*)
1551	GUESS=pdp10-unknown-its
1552	;;
1553    SEI:*:*:SEIUX)
1554	GUESS=mips-sei-seiux$UNAME_RELEASE
1555	;;
1556    *:DragonFly:*:*)
1557	DRAGONFLY_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
1558	GUESS=$UNAME_MACHINE-unknown-dragonfly$DRAGONFLY_REL
1559	;;
1560    *:*VMS:*:*)
1561	UNAME_MACHINE=`(uname -p) 2>/dev/null`
1562	case $UNAME_MACHINE in
1563	    A*) GUESS=alpha-dec-vms ;;
1564	    I*) GUESS=ia64-dec-vms ;;
1565	    V*) GUESS=vax-dec-vms ;;
1566	esac ;;
1567    *:XENIX:*:SysV)
1568	GUESS=i386-pc-xenix
1569	;;
1570    i*86:skyos:*:*)
1571	SKYOS_REL=`echo "$UNAME_RELEASE" | sed -e 's/ .*$//'`
1572	GUESS=$UNAME_MACHINE-pc-skyos$SKYOS_REL
1573	;;
1574    i*86:rdos:*:*)
1575	GUESS=$UNAME_MACHINE-pc-rdos
1576	;;
1577    i*86:Fiwix:*:*)
1578	GUESS=$UNAME_MACHINE-pc-fiwix
1579	;;
1580    *:AROS:*:*)
1581	GUESS=$UNAME_MACHINE-unknown-aros
1582	;;
1583    x86_64:VMkernel:*:*)
1584	GUESS=$UNAME_MACHINE-unknown-esx
1585	;;
1586    amd64:Isilon\ OneFS:*:*)
1587	GUESS=x86_64-unknown-onefs
1588	;;
1589    *:Unleashed:*:*)
1590	GUESS=$UNAME_MACHINE-unknown-unleashed$UNAME_RELEASE
1591	;;
1592esac
1593
1594# Do we have a guess based on uname results?
1595if test "x$GUESS" != x; then
1596    echo "$GUESS"
1597    exit
1598fi
1599
1600# No uname command or uname output not recognized.
1601set_cc_for_build
1602cat > "$dummy.c" <<EOF
1603#ifdef _SEQUENT_
1604#include <sys/types.h>
1605#include <sys/utsname.h>
1606#endif
1607#if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
1608#if defined (vax) || defined (__vax) || defined (__vax__) || defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
1609#include <signal.h>
1610#if defined(_SIZE_T_) || defined(SIGLOST)
1611#include <sys/utsname.h>
1612#endif
1613#endif
1614#endif
1615main ()
1616{
1617#if defined (sony)
1618#if defined (MIPSEB)
1619  /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
1620     I don't know....  */
1621  printf ("mips-sony-bsd\n"); exit (0);
1622#else
1623#include <sys/param.h>
1624  printf ("m68k-sony-newsos%s\n",
1625#ifdef NEWSOS4
1626  "4"
1627#else
1628  ""
1629#endif
1630  ); exit (0);
1631#endif
1632#endif
1633
1634#if defined (NeXT)
1635#if !defined (__ARCHITECTURE__)
1636#define __ARCHITECTURE__ "m68k"
1637#endif
1638  int version;
1639  version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
1640  if (version < 4)
1641    printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
1642  else
1643    printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
1644  exit (0);
1645#endif
1646
1647#if defined (MULTIMAX) || defined (n16)
1648#if defined (UMAXV)
1649  printf ("ns32k-encore-sysv\n"); exit (0);
1650#else
1651#if defined (CMU)
1652  printf ("ns32k-encore-mach\n"); exit (0);
1653#else
1654  printf ("ns32k-encore-bsd\n"); exit (0);
1655#endif
1656#endif
1657#endif
1658
1659#if defined (__386BSD__)
1660  printf ("i386-pc-bsd\n"); exit (0);
1661#endif
1662
1663#if defined (sequent)
1664#if defined (i386)
1665  printf ("i386-sequent-dynix\n"); exit (0);
1666#endif
1667#if defined (ns32000)
1668  printf ("ns32k-sequent-dynix\n"); exit (0);
1669#endif
1670#endif
1671
1672#if defined (_SEQUENT_)
1673  struct utsname un;
1674
1675  uname(&un);
1676  if (strncmp(un.version, "V2", 2) == 0) {
1677    printf ("i386-sequent-ptx2\n"); exit (0);
1678  }
1679  if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
1680    printf ("i386-sequent-ptx1\n"); exit (0);
1681  }
1682  printf ("i386-sequent-ptx\n"); exit (0);
1683#endif
1684
1685#if defined (vax)
1686#if !defined (ultrix)
1687#include <sys/param.h>
1688#if defined (BSD)
1689#if BSD == 43
1690  printf ("vax-dec-bsd4.3\n"); exit (0);
1691#else
1692#if BSD == 199006
1693  printf ("vax-dec-bsd4.3reno\n"); exit (0);
1694#else
1695  printf ("vax-dec-bsd\n"); exit (0);
1696#endif
1697#endif
1698#else
1699  printf ("vax-dec-bsd\n"); exit (0);
1700#endif
1701#else
1702#if defined(_SIZE_T_) || defined(SIGLOST)
1703  struct utsname un;
1704  uname (&un);
1705  printf ("vax-dec-ultrix%s\n", un.release); exit (0);
1706#else
1707  printf ("vax-dec-ultrix\n"); exit (0);
1708#endif
1709#endif
1710#endif
1711#if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
1712#if defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
1713#if defined(_SIZE_T_) || defined(SIGLOST)
1714  struct utsname *un;
1715  uname (&un);
1716  printf ("mips-dec-ultrix%s\n", un.release); exit (0);
1717#else
1718  printf ("mips-dec-ultrix\n"); exit (0);
1719#endif
1720#endif
1721#endif
1722
1723#if defined (alliant) && defined (i860)
1724  printf ("i860-alliant-bsd\n"); exit (0);
1725#endif
1726
1727  exit (1);
1728}
1729EOF
1730
1731$CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null && SYSTEM_NAME=`"$dummy"` &&
1732	{ echo "$SYSTEM_NAME"; exit; }
1733
1734# Apollos put the system type in the environment.
1735test -d /usr/apollo && { echo "$ISP-apollo-$SYSTYPE"; exit; }
1736
1737echo "$0: unable to guess system type" >&2
1738
1739case $UNAME_MACHINE:$UNAME_SYSTEM in
1740    mips:Linux | mips64:Linux)
1741	# If we got here on MIPS GNU/Linux, output extra information.
1742	cat >&2 <<EOF
1743
1744NOTE: MIPS GNU/Linux systems require a C compiler to fully recognize
1745the system type. Please install a C compiler and try again.
1746EOF
1747	;;
1748esac
1749
1750cat >&2 <<EOF
1751
1752This script (version $timestamp), has failed to recognize the
1753operating system you are using. If your script is old, overwrite *all*
1754copies of config.guess and config.sub with the latest versions from:
1755
1756  https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
1757and
1758  https://git.savannah.gnu.org/cgit/config.git/plain/config.sub
1759EOF
1760
1761our_year=`echo $timestamp | sed 's,-.*,,'`
1762thisyear=`date +%Y`
1763# shellcheck disable=SC2003
1764script_age=`expr "$thisyear" - "$our_year"`
1765if test "$script_age" -lt 3 ; then
1766   cat >&2 <<EOF
1767
1768If $0 has already been updated, send the following data and any
1769information you think might be pertinent to config-patches@gnu.org to
1770provide the necessary information to handle your system.
1771
1772config.guess timestamp = $timestamp
1773
1774uname -m = `(uname -m) 2>/dev/null || echo unknown`
1775uname -r = `(uname -r) 2>/dev/null || echo unknown`
1776uname -s = `(uname -s) 2>/dev/null || echo unknown`
1777uname -v = `(uname -v) 2>/dev/null || echo unknown`
1778
1779/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null`
1780/bin/uname -X     = `(/bin/uname -X) 2>/dev/null`
1781
1782hostinfo               = `(hostinfo) 2>/dev/null`
1783/bin/universe          = `(/bin/universe) 2>/dev/null`
1784/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null`
1785/bin/arch              = `(/bin/arch) 2>/dev/null`
1786/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null`
1787/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null`
1788
1789UNAME_MACHINE = "$UNAME_MACHINE"
1790UNAME_RELEASE = "$UNAME_RELEASE"
1791UNAME_SYSTEM  = "$UNAME_SYSTEM"
1792UNAME_VERSION = "$UNAME_VERSION"
1793EOF
1794fi
1795
1796exit 1
1797
1798# Local variables:
1799# eval: (add-hook 'before-save-hook 'time-stamp)
1800# time-stamp-start: "timestamp='"
1801# time-stamp-format: "%:y-%02m-%02d"
1802# time-stamp-end: "'"
1803# End:
1804