xref: /freebsd/contrib/unbound/config.guess (revision 06c3fb2749bda94cb5201f81ffdb8fa6c3161b2e)
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='2023-08-22'
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39# superseded or lifted in POSIX.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	#if defined(__ANDROID__)
159	LIBC=android
160	#else
161	#include <features.h>
162	#if defined(__UCLIBC__)
163	LIBC=uclibc
164	#elif defined(__dietlibc__)
165	LIBC=dietlibc
166	#elif defined(__GLIBC__)
167	LIBC=gnu
168	#else
169	#include <stdarg.h>
170	/* First heuristic to detect musl libc.  */
171	#ifdef __DEFINED_va_list
172	LIBC=musl
173	#endif
174	#endif
175	#endif
176	EOF
177	cc_set_libc=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
178	eval "$cc_set_libc"
179
180	# Second heuristic to detect musl libc.
181	if [ "$LIBC" = unknown ] &&
182	   command -v ldd >/dev/null &&
183	   ldd --version 2>&1 | grep -q ^musl; then
184		LIBC=musl
185	fi
186
187	# If the system lacks a compiler, then just pick glibc.
188	# We could probably try harder.
189	if [ "$LIBC" = unknown ]; then
190		LIBC=gnu
191	fi
192	;;
193esac
194
195# Note: order is significant - the case branches are not exclusive.
196
197case $UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION in
198    *:NetBSD:*:*)
199	# NetBSD (nbsd) targets should (where applicable) match one or
200	# more of the tuples: *-*-netbsdelf*, *-*-netbsdaout*,
201	# *-*-netbsdecoff* and *-*-netbsd*.  For targets that recently
202	# switched to ELF, *-*-netbsd* would select the old
203	# object file format.  This provides both forward
204	# compatibility and a consistent mechanism for selecting the
205	# object file format.
206	#
207	# Note: NetBSD doesn't particularly care about the vendor
208	# portion of the name.  We always set it to "unknown".
209	UNAME_MACHINE_ARCH=`(uname -p 2>/dev/null || \
210	    /sbin/sysctl -n hw.machine_arch 2>/dev/null || \
211	    /usr/sbin/sysctl -n hw.machine_arch 2>/dev/null || \
212	    echo unknown)`
213	case $UNAME_MACHINE_ARCH in
214	    aarch64eb) machine=aarch64_be-unknown ;;
215	    armeb) machine=armeb-unknown ;;
216	    arm*) machine=arm-unknown ;;
217	    sh3el) machine=shl-unknown ;;
218	    sh3eb) machine=sh-unknown ;;
219	    sh5el) machine=sh5le-unknown ;;
220	    earmv*)
221		arch=`echo "$UNAME_MACHINE_ARCH" | sed -e 's,^e\(armv[0-9]\).*$,\1,'`
222		endian=`echo "$UNAME_MACHINE_ARCH" | sed -ne 's,^.*\(eb\)$,\1,p'`
223		machine=${arch}${endian}-unknown
224		;;
225	    *) machine=$UNAME_MACHINE_ARCH-unknown ;;
226	esac
227	# The Operating System including object format, if it has switched
228	# to ELF recently (or will in the future) and ABI.
229	case $UNAME_MACHINE_ARCH in
230	    earm*)
231		os=netbsdelf
232		;;
233	    arm*|i386|m68k|ns32k|sh3*|sparc|vax)
234		set_cc_for_build
235		if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
236			| grep -q __ELF__
237		then
238		    # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
239		    # Return netbsd for either.  FIX?
240		    os=netbsd
241		else
242		    os=netbsdelf
243		fi
244		;;
245	    *)
246		os=netbsd
247		;;
248	esac
249	# Determine ABI tags.
250	case $UNAME_MACHINE_ARCH in
251	    earm*)
252		expr='s/^earmv[0-9]/-eabi/;s/eb$//'
253		abi=`echo "$UNAME_MACHINE_ARCH" | sed -e "$expr"`
254		;;
255	esac
256	# The OS release
257	# Debian GNU/NetBSD machines have a different userland, and
258	# thus, need a distinct triplet. However, they do not need
259	# kernel version information, so it can be replaced with a
260	# suitable tag, in the style of linux-gnu.
261	case $UNAME_VERSION in
262	    Debian*)
263		release='-gnu'
264		;;
265	    *)
266		release=`echo "$UNAME_RELEASE" | sed -e 's/[-_].*//' | cut -d. -f1,2`
267		;;
268	esac
269	# Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
270	# contains redundant information, the shorter form:
271	# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
272	GUESS=$machine-${os}${release}${abi-}
273	;;
274    *:Bitrig:*:*)
275	UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'`
276	GUESS=$UNAME_MACHINE_ARCH-unknown-bitrig$UNAME_RELEASE
277	;;
278    *:OpenBSD:*:*)
279	UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
280	GUESS=$UNAME_MACHINE_ARCH-unknown-openbsd$UNAME_RELEASE
281	;;
282    *:SecBSD:*:*)
283	UNAME_MACHINE_ARCH=`arch | sed 's/SecBSD.//'`
284	GUESS=$UNAME_MACHINE_ARCH-unknown-secbsd$UNAME_RELEASE
285	;;
286    *:LibertyBSD:*:*)
287	UNAME_MACHINE_ARCH=`arch | sed 's/^.*BSD\.//'`
288	GUESS=$UNAME_MACHINE_ARCH-unknown-libertybsd$UNAME_RELEASE
289	;;
290    *:MidnightBSD:*:*)
291	GUESS=$UNAME_MACHINE-unknown-midnightbsd$UNAME_RELEASE
292	;;
293    *:ekkoBSD:*:*)
294	GUESS=$UNAME_MACHINE-unknown-ekkobsd$UNAME_RELEASE
295	;;
296    *:SolidBSD:*:*)
297	GUESS=$UNAME_MACHINE-unknown-solidbsd$UNAME_RELEASE
298	;;
299    *:OS108:*:*)
300	GUESS=$UNAME_MACHINE-unknown-os108_$UNAME_RELEASE
301	;;
302    macppc:MirBSD:*:*)
303	GUESS=powerpc-unknown-mirbsd$UNAME_RELEASE
304	;;
305    *:MirBSD:*:*)
306	GUESS=$UNAME_MACHINE-unknown-mirbsd$UNAME_RELEASE
307	;;
308    *:Sortix:*:*)
309	GUESS=$UNAME_MACHINE-unknown-sortix
310	;;
311    *:Twizzler:*:*)
312	GUESS=$UNAME_MACHINE-unknown-twizzler
313	;;
314    *:Redox:*:*)
315	GUESS=$UNAME_MACHINE-unknown-redox
316	;;
317    mips:OSF1:*.*)
318	GUESS=mips-dec-osf1
319	;;
320    alpha:OSF1:*:*)
321	# Reset EXIT trap before exiting to avoid spurious non-zero exit code.
322	trap '' 0
323	case $UNAME_RELEASE in
324	*4.0)
325		UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
326		;;
327	*5.*)
328		UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'`
329		;;
330	esac
331	# According to Compaq, /usr/sbin/psrinfo has been available on
332	# OSF/1 and Tru64 systems produced since 1995.  I hope that
333	# covers most systems running today.  This code pipes the CPU
334	# types through head -n 1, so we only detect the type of CPU 0.
335	ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^  The alpha \(.*\) processor.*$/\1/p' | head -n 1`
336	case $ALPHA_CPU_TYPE in
337	    "EV4 (21064)")
338		UNAME_MACHINE=alpha ;;
339	    "EV4.5 (21064)")
340		UNAME_MACHINE=alpha ;;
341	    "LCA4 (21066/21068)")
342		UNAME_MACHINE=alpha ;;
343	    "EV5 (21164)")
344		UNAME_MACHINE=alphaev5 ;;
345	    "EV5.6 (21164A)")
346		UNAME_MACHINE=alphaev56 ;;
347	    "EV5.6 (21164PC)")
348		UNAME_MACHINE=alphapca56 ;;
349	    "EV5.7 (21164PC)")
350		UNAME_MACHINE=alphapca57 ;;
351	    "EV6 (21264)")
352		UNAME_MACHINE=alphaev6 ;;
353	    "EV6.7 (21264A)")
354		UNAME_MACHINE=alphaev67 ;;
355	    "EV6.8CB (21264C)")
356		UNAME_MACHINE=alphaev68 ;;
357	    "EV6.8AL (21264B)")
358		UNAME_MACHINE=alphaev68 ;;
359	    "EV6.8CX (21264D)")
360		UNAME_MACHINE=alphaev68 ;;
361	    "EV6.9A (21264/EV69A)")
362		UNAME_MACHINE=alphaev69 ;;
363	    "EV7 (21364)")
364		UNAME_MACHINE=alphaev7 ;;
365	    "EV7.9 (21364A)")
366		UNAME_MACHINE=alphaev79 ;;
367	esac
368	# A Pn.n version is a patched version.
369	# A Vn.n version is a released version.
370	# A Tn.n version is a released field test version.
371	# A Xn.n version is an unreleased experimental baselevel.
372	# 1.2 uses "1.2" for uname -r.
373	OSF_REL=`echo "$UNAME_RELEASE" | sed -e 's/^[PVTX]//' | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
374	GUESS=$UNAME_MACHINE-dec-osf$OSF_REL
375	;;
376    Amiga*:UNIX_System_V:4.0:*)
377	GUESS=m68k-unknown-sysv4
378	;;
379    *:[Aa]miga[Oo][Ss]:*:*)
380	GUESS=$UNAME_MACHINE-unknown-amigaos
381	;;
382    *:[Mm]orph[Oo][Ss]:*:*)
383	GUESS=$UNAME_MACHINE-unknown-morphos
384	;;
385    *:OS/390:*:*)
386	GUESS=i370-ibm-openedition
387	;;
388    *:z/VM:*:*)
389	GUESS=s390-ibm-zvmoe
390	;;
391    *:OS400:*:*)
392	GUESS=powerpc-ibm-os400
393	;;
394    arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
395	GUESS=arm-acorn-riscix$UNAME_RELEASE
396	;;
397    arm*:riscos:*:*|arm*:RISCOS:*:*)
398	GUESS=arm-unknown-riscos
399	;;
400    SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
401	GUESS=hppa1.1-hitachi-hiuxmpp
402	;;
403    Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
404	# akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
405	case `(/bin/universe) 2>/dev/null` in
406	    att) GUESS=pyramid-pyramid-sysv3 ;;
407	    *)   GUESS=pyramid-pyramid-bsd   ;;
408	esac
409	;;
410    NILE*:*:*:dcosx)
411	GUESS=pyramid-pyramid-svr4
412	;;
413    DRS?6000:unix:4.0:6*)
414	GUESS=sparc-icl-nx6
415	;;
416    DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*)
417	case `/usr/bin/uname -p` in
418	    sparc) GUESS=sparc-icl-nx7 ;;
419	esac
420	;;
421    s390x:SunOS:*:*)
422	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
423	GUESS=$UNAME_MACHINE-ibm-solaris2$SUN_REL
424	;;
425    sun4H:SunOS:5.*:*)
426	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
427	GUESS=sparc-hal-solaris2$SUN_REL
428	;;
429    sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
430	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
431	GUESS=sparc-sun-solaris2$SUN_REL
432	;;
433    i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*)
434	GUESS=i386-pc-auroraux$UNAME_RELEASE
435	;;
436    i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
437	set_cc_for_build
438	SUN_ARCH=i386
439	# If there is a compiler, see if it is configured for 64-bit objects.
440	# Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
441	# This test works for both compilers.
442	if test "$CC_FOR_BUILD" != no_compiler_found; then
443	    if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
444		(CCOPTS="" $CC_FOR_BUILD -m64 -E - 2>/dev/null) | \
445		grep IS_64BIT_ARCH >/dev/null
446	    then
447		SUN_ARCH=x86_64
448	    fi
449	fi
450	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
451	GUESS=$SUN_ARCH-pc-solaris2$SUN_REL
452	;;
453    sun4*:SunOS:6*:*)
454	# According to config.sub, this is the proper way to canonicalize
455	# SunOS6.  Hard to guess exactly what SunOS6 will be like, but
456	# it's likely to be more like Solaris than SunOS4.
457	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
458	GUESS=sparc-sun-solaris3$SUN_REL
459	;;
460    sun4*:SunOS:*:*)
461	case `/usr/bin/arch -k` in
462	    Series*|S4*)
463		UNAME_RELEASE=`uname -v`
464		;;
465	esac
466	# Japanese Language versions have a version number like '4.1.3-JL'.
467	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/'`
468	GUESS=sparc-sun-sunos$SUN_REL
469	;;
470    sun3*:SunOS:*:*)
471	GUESS=m68k-sun-sunos$UNAME_RELEASE
472	;;
473    sun*:*:4.2BSD:*)
474	UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
475	test "x$UNAME_RELEASE" = x && UNAME_RELEASE=3
476	case `/bin/arch` in
477	    sun3)
478		GUESS=m68k-sun-sunos$UNAME_RELEASE
479		;;
480	    sun4)
481		GUESS=sparc-sun-sunos$UNAME_RELEASE
482		;;
483	esac
484	;;
485    aushp:SunOS:*:*)
486	GUESS=sparc-auspex-sunos$UNAME_RELEASE
487	;;
488    # The situation for MiNT is a little confusing.  The machine name
489    # can be virtually everything (everything which is not
490    # "atarist" or "atariste" at least should have a processor
491    # > m68000).  The system name ranges from "MiNT" over "FreeMiNT"
492    # to the lowercase version "mint" (or "freemint").  Finally
493    # the system name "TOS" denotes a system which is actually not
494    # MiNT.  But MiNT is downward compatible to TOS, so this should
495    # be no problem.
496    atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
497	GUESS=m68k-atari-mint$UNAME_RELEASE
498	;;
499    atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
500	GUESS=m68k-atari-mint$UNAME_RELEASE
501	;;
502    *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
503	GUESS=m68k-atari-mint$UNAME_RELEASE
504	;;
505    milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
506	GUESS=m68k-milan-mint$UNAME_RELEASE
507	;;
508    hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
509	GUESS=m68k-hades-mint$UNAME_RELEASE
510	;;
511    *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
512	GUESS=m68k-unknown-mint$UNAME_RELEASE
513	;;
514    m68k:machten:*:*)
515	GUESS=m68k-apple-machten$UNAME_RELEASE
516	;;
517    powerpc:machten:*:*)
518	GUESS=powerpc-apple-machten$UNAME_RELEASE
519	;;
520    RISC*:Mach:*:*)
521	GUESS=mips-dec-mach_bsd4.3
522	;;
523    RISC*:ULTRIX:*:*)
524	GUESS=mips-dec-ultrix$UNAME_RELEASE
525	;;
526    VAX*:ULTRIX*:*:*)
527	GUESS=vax-dec-ultrix$UNAME_RELEASE
528	;;
529    2020:CLIX:*:* | 2430:CLIX:*:*)
530	GUESS=clipper-intergraph-clix$UNAME_RELEASE
531	;;
532    mips:*:*:UMIPS | mips:*:*:RISCos)
533	set_cc_for_build
534	sed 's/^	//' << EOF > "$dummy.c"
535#ifdef __cplusplus
536#include <stdio.h>  /* for printf() prototype */
537	int main (int argc, char *argv[]) {
538#else
539	int main (argc, argv) int argc; char *argv[]; {
540#endif
541	#if defined (host_mips) && defined (MIPSEB)
542	#if defined (SYSTYPE_SYSV)
543	  printf ("mips-mips-riscos%ssysv\\n", argv[1]); exit (0);
544	#endif
545	#if defined (SYSTYPE_SVR4)
546	  printf ("mips-mips-riscos%ssvr4\\n", argv[1]); exit (0);
547	#endif
548	#if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD)
549	  printf ("mips-mips-riscos%sbsd\\n", argv[1]); exit (0);
550	#endif
551	#endif
552	  exit (-1);
553	}
554EOF
555	$CC_FOR_BUILD -o "$dummy" "$dummy.c" &&
556	  dummyarg=`echo "$UNAME_RELEASE" | sed -n 's/\([0-9]*\).*/\1/p'` &&
557	  SYSTEM_NAME=`"$dummy" "$dummyarg"` &&
558	    { echo "$SYSTEM_NAME"; exit; }
559	GUESS=mips-mips-riscos$UNAME_RELEASE
560	;;
561    Motorola:PowerMAX_OS:*:*)
562	GUESS=powerpc-motorola-powermax
563	;;
564    Motorola:*:4.3:PL8-*)
565	GUESS=powerpc-harris-powermax
566	;;
567    Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*)
568	GUESS=powerpc-harris-powermax
569	;;
570    Night_Hawk:Power_UNIX:*:*)
571	GUESS=powerpc-harris-powerunix
572	;;
573    m88k:CX/UX:7*:*)
574	GUESS=m88k-harris-cxux7
575	;;
576    m88k:*:4*:R4*)
577	GUESS=m88k-motorola-sysv4
578	;;
579    m88k:*:3*:R3*)
580	GUESS=m88k-motorola-sysv3
581	;;
582    AViiON:dgux:*:*)
583	# DG/UX returns AViiON for all architectures
584	UNAME_PROCESSOR=`/usr/bin/uname -p`
585	if test "$UNAME_PROCESSOR" = mc88100 || test "$UNAME_PROCESSOR" = mc88110
586	then
587	    if test "$TARGET_BINARY_INTERFACE"x = m88kdguxelfx || \
588	       test "$TARGET_BINARY_INTERFACE"x = x
589	    then
590		GUESS=m88k-dg-dgux$UNAME_RELEASE
591	    else
592		GUESS=m88k-dg-dguxbcs$UNAME_RELEASE
593	    fi
594	else
595	    GUESS=i586-dg-dgux$UNAME_RELEASE
596	fi
597	;;
598    M88*:DolphinOS:*:*)	# DolphinOS (SVR3)
599	GUESS=m88k-dolphin-sysv3
600	;;
601    M88*:*:R3*:*)
602	# Delta 88k system running SVR3
603	GUESS=m88k-motorola-sysv3
604	;;
605    XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3)
606	GUESS=m88k-tektronix-sysv3
607	;;
608    Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD)
609	GUESS=m68k-tektronix-bsd
610	;;
611    *:IRIX*:*:*)
612	IRIX_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/g'`
613	GUESS=mips-sgi-irix$IRIX_REL
614	;;
615    ????????:AIX?:[12].1:2)   # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX.
616	GUESS=romp-ibm-aix    # uname -m gives an 8 hex-code CPU id
617	;;                    # Note that: echo "'`uname -s`'" gives 'AIX '
618    i*86:AIX:*:*)
619	GUESS=i386-ibm-aix
620	;;
621    ia64:AIX:*:*)
622	if test -x /usr/bin/oslevel ; then
623		IBM_REV=`/usr/bin/oslevel`
624	else
625		IBM_REV=$UNAME_VERSION.$UNAME_RELEASE
626	fi
627	GUESS=$UNAME_MACHINE-ibm-aix$IBM_REV
628	;;
629    *:AIX:2:3)
630	if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
631		set_cc_for_build
632		sed 's/^		//' << EOF > "$dummy.c"
633		#include <sys/systemcfg.h>
634
635		main()
636			{
637			if (!__power_pc())
638				exit(1);
639			puts("powerpc-ibm-aix3.2.5");
640			exit(0);
641			}
642EOF
643		if $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"`
644		then
645			GUESS=$SYSTEM_NAME
646		else
647			GUESS=rs6000-ibm-aix3.2.5
648		fi
649	elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
650		GUESS=rs6000-ibm-aix3.2.4
651	else
652		GUESS=rs6000-ibm-aix3.2
653	fi
654	;;
655    *:AIX:*:[4567])
656	IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'`
657	if /usr/sbin/lsattr -El "$IBM_CPU_ID" | grep ' POWER' >/dev/null 2>&1; then
658		IBM_ARCH=rs6000
659	else
660		IBM_ARCH=powerpc
661	fi
662	if test -x /usr/bin/lslpp ; then
663		IBM_REV=`/usr/bin/lslpp -Lqc bos.rte.libc | \
664			   awk -F: '{ print $3 }' | sed s/[0-9]*$/0/`
665	else
666		IBM_REV=$UNAME_VERSION.$UNAME_RELEASE
667	fi
668	GUESS=$IBM_ARCH-ibm-aix$IBM_REV
669	;;
670    *:AIX:*:*)
671	GUESS=rs6000-ibm-aix
672	;;
673    ibmrt:4.4BSD:*|romp-ibm:4.4BSD:*)
674	GUESS=romp-ibm-bsd4.4
675	;;
676    ibmrt:*BSD:*|romp-ibm:BSD:*)            # covers RT/PC BSD and
677	GUESS=romp-ibm-bsd$UNAME_RELEASE    # 4.3 with uname added to
678	;;                                  # report: romp-ibm BSD 4.3
679    *:BOSX:*:*)
680	GUESS=rs6000-bull-bosx
681	;;
682    DPX/2?00:B.O.S.:*:*)
683	GUESS=m68k-bull-sysv3
684	;;
685    9000/[34]??:4.3bsd:1.*:*)
686	GUESS=m68k-hp-bsd
687	;;
688    hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*)
689	GUESS=m68k-hp-bsd4.4
690	;;
691    9000/[34678]??:HP-UX:*:*)
692	HPUX_REV=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*.[0B]*//'`
693	case $UNAME_MACHINE in
694	    9000/31?)            HP_ARCH=m68000 ;;
695	    9000/[34]??)         HP_ARCH=m68k ;;
696	    9000/[678][0-9][0-9])
697		if test -x /usr/bin/getconf; then
698		    sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
699		    sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
700		    case $sc_cpu_version in
701		      523) HP_ARCH=hppa1.0 ;; # CPU_PA_RISC1_0
702		      528) HP_ARCH=hppa1.1 ;; # CPU_PA_RISC1_1
703		      532)                      # CPU_PA_RISC2_0
704			case $sc_kernel_bits in
705			  32) HP_ARCH=hppa2.0n ;;
706			  64) HP_ARCH=hppa2.0w ;;
707			  '') HP_ARCH=hppa2.0 ;;   # HP-UX 10.20
708			esac ;;
709		    esac
710		fi
711		if test "$HP_ARCH" = ""; then
712		    set_cc_for_build
713		    sed 's/^		//' << EOF > "$dummy.c"
714
715		#define _HPUX_SOURCE
716		#include <stdlib.h>
717		#include <unistd.h>
718
719		int main ()
720		{
721		#if defined(_SC_KERNEL_BITS)
722		    long bits = sysconf(_SC_KERNEL_BITS);
723		#endif
724		    long cpu  = sysconf (_SC_CPU_VERSION);
725
726		    switch (cpu)
727			{
728			case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
729			case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
730			case CPU_PA_RISC2_0:
731		#if defined(_SC_KERNEL_BITS)
732			    switch (bits)
733				{
734				case 64: puts ("hppa2.0w"); break;
735				case 32: puts ("hppa2.0n"); break;
736				default: puts ("hppa2.0"); break;
737				} break;
738		#else  /* !defined(_SC_KERNEL_BITS) */
739			    puts ("hppa2.0"); break;
740		#endif
741			default: puts ("hppa1.0"); break;
742			}
743		    exit (0);
744		}
745EOF
746		    (CCOPTS="" $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null) && HP_ARCH=`"$dummy"`
747		    test -z "$HP_ARCH" && HP_ARCH=hppa
748		fi ;;
749	esac
750	if test "$HP_ARCH" = hppa2.0w
751	then
752	    set_cc_for_build
753
754	    # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating
755	    # 32-bit code.  hppa64-hp-hpux* has the same kernel and a compiler
756	    # generating 64-bit code.  GNU and HP use different nomenclature:
757	    #
758	    # $ CC_FOR_BUILD=cc ./config.guess
759	    # => hppa2.0w-hp-hpux11.23
760	    # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess
761	    # => hppa64-hp-hpux11.23
762
763	    if echo __LP64__ | (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) |
764		grep -q __LP64__
765	    then
766		HP_ARCH=hppa2.0w
767	    else
768		HP_ARCH=hppa64
769	    fi
770	fi
771	GUESS=$HP_ARCH-hp-hpux$HPUX_REV
772	;;
773    ia64:HP-UX:*:*)
774	HPUX_REV=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*.[0B]*//'`
775	GUESS=ia64-hp-hpux$HPUX_REV
776	;;
777    3050*:HI-UX:*:*)
778	set_cc_for_build
779	sed 's/^	//' << EOF > "$dummy.c"
780	#include <unistd.h>
781	int
782	main ()
783	{
784	  long cpu = sysconf (_SC_CPU_VERSION);
785	  /* The order matters, because CPU_IS_HP_MC68K erroneously returns
786	     true for CPU_PA_RISC1_0.  CPU_IS_PA_RISC returns correct
787	     results, however.  */
788	  if (CPU_IS_PA_RISC (cpu))
789	    {
790	      switch (cpu)
791		{
792		  case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break;
793		  case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break;
794		  case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break;
795		  default: puts ("hppa-hitachi-hiuxwe2"); break;
796		}
797	    }
798	  else if (CPU_IS_HP_MC68K (cpu))
799	    puts ("m68k-hitachi-hiuxwe2");
800	  else puts ("unknown-hitachi-hiuxwe2");
801	  exit (0);
802	}
803EOF
804	$CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"` &&
805		{ echo "$SYSTEM_NAME"; exit; }
806	GUESS=unknown-hitachi-hiuxwe2
807	;;
808    9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:*)
809	GUESS=hppa1.1-hp-bsd
810	;;
811    9000/8??:4.3bsd:*:*)
812	GUESS=hppa1.0-hp-bsd
813	;;
814    *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*)
815	GUESS=hppa1.0-hp-mpeix
816	;;
817    hp7??:OSF1:*:* | hp8?[79]:OSF1:*:*)
818	GUESS=hppa1.1-hp-osf
819	;;
820    hp8??:OSF1:*:*)
821	GUESS=hppa1.0-hp-osf
822	;;
823    i*86:OSF1:*:*)
824	if test -x /usr/sbin/sysversion ; then
825	    GUESS=$UNAME_MACHINE-unknown-osf1mk
826	else
827	    GUESS=$UNAME_MACHINE-unknown-osf1
828	fi
829	;;
830    parisc*:Lites*:*:*)
831	GUESS=hppa1.1-hp-lites
832	;;
833    C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
834	GUESS=c1-convex-bsd
835	;;
836    C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
837	if getsysinfo -f scalar_acc
838	then echo c32-convex-bsd
839	else echo c2-convex-bsd
840	fi
841	exit ;;
842    C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
843	GUESS=c34-convex-bsd
844	;;
845    C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
846	GUESS=c38-convex-bsd
847	;;
848    C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
849	GUESS=c4-convex-bsd
850	;;
851    CRAY*Y-MP:*:*:*)
852	CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
853	GUESS=ymp-cray-unicos$CRAY_REL
854	;;
855    CRAY*[A-Z]90:*:*:*)
856	echo "$UNAME_MACHINE"-cray-unicos"$UNAME_RELEASE" \
857	| sed -e 's/CRAY.*\([A-Z]90\)/\1/' \
858	      -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \
859	      -e 's/\.[^.]*$/.X/'
860	exit ;;
861    CRAY*TS:*:*:*)
862	CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
863	GUESS=t90-cray-unicos$CRAY_REL
864	;;
865    CRAY*T3E:*:*:*)
866	CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
867	GUESS=alphaev5-cray-unicosmk$CRAY_REL
868	;;
869    CRAY*SV1:*:*:*)
870	CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
871	GUESS=sv1-cray-unicos$CRAY_REL
872	;;
873    *:UNICOS/mp:*:*)
874	CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'`
875	GUESS=craynv-cray-unicosmp$CRAY_REL
876	;;
877    F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
878	FUJITSU_PROC=`uname -m | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
879	FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
880	FUJITSU_REL=`echo "$UNAME_RELEASE" | sed -e 's/ /_/'`
881	GUESS=${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}
882	;;
883    5000:UNIX_System_V:4.*:*)
884	FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
885	FUJITSU_REL=`echo "$UNAME_RELEASE" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/'`
886	GUESS=sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}
887	;;
888    i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
889	GUESS=$UNAME_MACHINE-pc-bsdi$UNAME_RELEASE
890	;;
891    sparc*:BSD/OS:*:*)
892	GUESS=sparc-unknown-bsdi$UNAME_RELEASE
893	;;
894    *:BSD/OS:*:*)
895	GUESS=$UNAME_MACHINE-unknown-bsdi$UNAME_RELEASE
896	;;
897    arm:FreeBSD:*:*)
898	UNAME_PROCESSOR=`uname -p`
899	set_cc_for_build
900	if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
901	    | grep -q __ARM_PCS_VFP
902	then
903	    FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
904	    GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabi
905	else
906	    FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
907	    GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabihf
908	fi
909	;;
910    *:FreeBSD:*:*)
911	UNAME_PROCESSOR=`uname -p`
912	case $UNAME_PROCESSOR in
913	    amd64)
914		UNAME_PROCESSOR=x86_64 ;;
915	    i386)
916		UNAME_PROCESSOR=i586 ;;
917	esac
918	FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
919	GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL
920	;;
921    i*:CYGWIN*:*)
922	GUESS=$UNAME_MACHINE-pc-cygwin
923	;;
924    *:MINGW64*:*)
925	GUESS=$UNAME_MACHINE-pc-mingw64
926	;;
927    *:MINGW*:*)
928	GUESS=$UNAME_MACHINE-pc-mingw32
929	;;
930    *:MSYS*:*)
931	GUESS=$UNAME_MACHINE-pc-msys
932	;;
933    i*:PW*:*)
934	GUESS=$UNAME_MACHINE-pc-pw32
935	;;
936    *:SerenityOS:*:*)
937        GUESS=$UNAME_MACHINE-pc-serenity
938        ;;
939    *:Interix*:*)
940	case $UNAME_MACHINE in
941	    x86)
942		GUESS=i586-pc-interix$UNAME_RELEASE
943		;;
944	    authenticamd | genuineintel | EM64T)
945		GUESS=x86_64-unknown-interix$UNAME_RELEASE
946		;;
947	    IA64)
948		GUESS=ia64-unknown-interix$UNAME_RELEASE
949		;;
950	esac ;;
951    i*:UWIN*:*)
952	GUESS=$UNAME_MACHINE-pc-uwin
953	;;
954    amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*)
955	GUESS=x86_64-pc-cygwin
956	;;
957    prep*:SunOS:5.*:*)
958	SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`
959	GUESS=powerpcle-unknown-solaris2$SUN_REL
960	;;
961    *:GNU:*:*)
962	# the GNU system
963	GNU_ARCH=`echo "$UNAME_MACHINE" | sed -e 's,[-/].*$,,'`
964	GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's,/.*$,,'`
965	GUESS=$GNU_ARCH-unknown-$LIBC$GNU_REL
966	;;
967    *:GNU/*:*:*)
968	# other systems with GNU libc and userland
969	GNU_SYS=`echo "$UNAME_SYSTEM" | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]"`
970	GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
971	GUESS=$UNAME_MACHINE-unknown-$GNU_SYS$GNU_REL-$LIBC
972	;;
973    x86_64:[Mm]anagarm:*:*|i?86:[Mm]anagarm:*:*)
974	GUESS="$UNAME_MACHINE-pc-managarm-mlibc"
975	;;
976    *:[Mm]anagarm:*:*)
977	GUESS="$UNAME_MACHINE-unknown-managarm-mlibc"
978	;;
979    *:Minix:*:*)
980	GUESS=$UNAME_MACHINE-unknown-minix
981	;;
982    aarch64:Linux:*:*)
983	set_cc_for_build
984	CPU=$UNAME_MACHINE
985	LIBCABI=$LIBC
986	if test "$CC_FOR_BUILD" != no_compiler_found; then
987	    ABI=64
988	    sed 's/^	    //' << EOF > "$dummy.c"
989	    #ifdef __ARM_EABI__
990	    #ifdef __ARM_PCS_VFP
991	    ABI=eabihf
992	    #else
993	    ABI=eabi
994	    #endif
995	    #endif
996EOF
997	    cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
998	    eval "$cc_set_abi"
999	    case $ABI in
1000		eabi | eabihf) CPU=armv8l; LIBCABI=$LIBC$ABI ;;
1001	    esac
1002	fi
1003	GUESS=$CPU-unknown-linux-$LIBCABI
1004	;;
1005    aarch64_be:Linux:*:*)
1006	UNAME_MACHINE=aarch64_be
1007	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1008	;;
1009    alpha:Linux:*:*)
1010	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null` in
1011	  EV5)   UNAME_MACHINE=alphaev5 ;;
1012	  EV56)  UNAME_MACHINE=alphaev56 ;;
1013	  PCA56) UNAME_MACHINE=alphapca56 ;;
1014	  PCA57) UNAME_MACHINE=alphapca56 ;;
1015	  EV6)   UNAME_MACHINE=alphaev6 ;;
1016	  EV67)  UNAME_MACHINE=alphaev67 ;;
1017	  EV68*) UNAME_MACHINE=alphaev68 ;;
1018	esac
1019	objdump --private-headers /bin/sh | grep -q ld.so.1
1020	if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
1021	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1022	;;
1023    arc:Linux:*:* | arceb:Linux:*:* | arc32:Linux:*:* | arc64:Linux:*:*)
1024	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1025	;;
1026    arm*:Linux:*:*)
1027	set_cc_for_build
1028	if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
1029	    | grep -q __ARM_EABI__
1030	then
1031	    GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1032	else
1033	    if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
1034		| grep -q __ARM_PCS_VFP
1035	    then
1036		GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabi
1037	    else
1038		GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabihf
1039	    fi
1040	fi
1041	;;
1042    avr32*:Linux:*:*)
1043	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1044	;;
1045    cris:Linux:*:*)
1046	GUESS=$UNAME_MACHINE-axis-linux-$LIBC
1047	;;
1048    crisv32:Linux:*:*)
1049	GUESS=$UNAME_MACHINE-axis-linux-$LIBC
1050	;;
1051    e2k:Linux:*:*)
1052	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1053	;;
1054    frv:Linux:*:*)
1055	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1056	;;
1057    hexagon:Linux:*:*)
1058	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1059	;;
1060    i*86:Linux:*:*)
1061	GUESS=$UNAME_MACHINE-pc-linux-$LIBC
1062	;;
1063    ia64:Linux:*:*)
1064	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1065	;;
1066    k1om:Linux:*:*)
1067	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1068	;;
1069    kvx:Linux:*:*)
1070	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1071	;;
1072    kvx:cos:*:*)
1073	GUESS=$UNAME_MACHINE-unknown-cos
1074	;;
1075    kvx:mbr:*:*)
1076	GUESS=$UNAME_MACHINE-unknown-mbr
1077	;;
1078    loongarch32:Linux:*:* | loongarch64:Linux:*:*)
1079	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1080	;;
1081    m32r*:Linux:*:*)
1082	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1083	;;
1084    m68*:Linux:*:*)
1085	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1086	;;
1087    mips:Linux:*:* | mips64:Linux:*:*)
1088	set_cc_for_build
1089	IS_GLIBC=0
1090	test x"${LIBC}" = xgnu && IS_GLIBC=1
1091	sed 's/^	//' << EOF > "$dummy.c"
1092	#undef CPU
1093	#undef mips
1094	#undef mipsel
1095	#undef mips64
1096	#undef mips64el
1097	#if ${IS_GLIBC} && defined(_ABI64)
1098	LIBCABI=gnuabi64
1099	#else
1100	#if ${IS_GLIBC} && defined(_ABIN32)
1101	LIBCABI=gnuabin32
1102	#else
1103	LIBCABI=${LIBC}
1104	#endif
1105	#endif
1106
1107	#if ${IS_GLIBC} && defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
1108	CPU=mipsisa64r6
1109	#else
1110	#if ${IS_GLIBC} && !defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6
1111	CPU=mipsisa32r6
1112	#else
1113	#if defined(__mips64)
1114	CPU=mips64
1115	#else
1116	CPU=mips
1117	#endif
1118	#endif
1119	#endif
1120
1121	#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
1122	MIPS_ENDIAN=el
1123	#else
1124	#if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
1125	MIPS_ENDIAN=
1126	#else
1127	MIPS_ENDIAN=
1128	#endif
1129	#endif
1130EOF
1131	cc_set_vars=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU\|^MIPS_ENDIAN\|^LIBCABI'`
1132	eval "$cc_set_vars"
1133	test "x$CPU" != x && { echo "$CPU${MIPS_ENDIAN}-unknown-linux-$LIBCABI"; exit; }
1134	;;
1135    mips64el:Linux:*:*)
1136	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1137	;;
1138    openrisc*:Linux:*:*)
1139	GUESS=or1k-unknown-linux-$LIBC
1140	;;
1141    or32:Linux:*:* | or1k*:Linux:*:*)
1142	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1143	;;
1144    padre:Linux:*:*)
1145	GUESS=sparc-unknown-linux-$LIBC
1146	;;
1147    parisc64:Linux:*:* | hppa64:Linux:*:*)
1148	GUESS=hppa64-unknown-linux-$LIBC
1149	;;
1150    parisc:Linux:*:* | hppa:Linux:*:*)
1151	# Look for CPU level
1152	case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
1153	  PA7*) GUESS=hppa1.1-unknown-linux-$LIBC ;;
1154	  PA8*) GUESS=hppa2.0-unknown-linux-$LIBC ;;
1155	  *)    GUESS=hppa-unknown-linux-$LIBC ;;
1156	esac
1157	;;
1158    ppc64:Linux:*:*)
1159	GUESS=powerpc64-unknown-linux-$LIBC
1160	;;
1161    ppc:Linux:*:*)
1162	GUESS=powerpc-unknown-linux-$LIBC
1163	;;
1164    ppc64le:Linux:*:*)
1165	GUESS=powerpc64le-unknown-linux-$LIBC
1166	;;
1167    ppcle:Linux:*:*)
1168	GUESS=powerpcle-unknown-linux-$LIBC
1169	;;
1170    riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*)
1171	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1172	;;
1173    s390:Linux:*:* | s390x:Linux:*:*)
1174	GUESS=$UNAME_MACHINE-ibm-linux-$LIBC
1175	;;
1176    sh64*:Linux:*:*)
1177	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1178	;;
1179    sh*:Linux:*:*)
1180	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1181	;;
1182    sparc:Linux:*:* | sparc64:Linux:*:*)
1183	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1184	;;
1185    tile*:Linux:*:*)
1186	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1187	;;
1188    vax:Linux:*:*)
1189	GUESS=$UNAME_MACHINE-dec-linux-$LIBC
1190	;;
1191    x86_64:Linux:*:*)
1192	set_cc_for_build
1193	CPU=$UNAME_MACHINE
1194	LIBCABI=$LIBC
1195	if test "$CC_FOR_BUILD" != no_compiler_found; then
1196	    ABI=64
1197	    sed 's/^	    //' << EOF > "$dummy.c"
1198	    #ifdef __i386__
1199	    ABI=x86
1200	    #else
1201	    #ifdef __ILP32__
1202	    ABI=x32
1203	    #endif
1204	    #endif
1205EOF
1206	    cc_set_abi=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^ABI' | sed 's, ,,g'`
1207	    eval "$cc_set_abi"
1208	    case $ABI in
1209		x86) CPU=i686 ;;
1210		x32) LIBCABI=${LIBC}x32 ;;
1211	    esac
1212	fi
1213	GUESS=$CPU-pc-linux-$LIBCABI
1214	;;
1215    xtensa*:Linux:*:*)
1216	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
1217	;;
1218    i*86:DYNIX/ptx:4*:*)
1219	# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
1220	# earlier versions are messed up and put the nodename in both
1221	# sysname and nodename.
1222	GUESS=i386-sequent-sysv4
1223	;;
1224    i*86:UNIX_SV:4.2MP:2.*)
1225	# Unixware is an offshoot of SVR4, but it has its own version
1226	# number series starting with 2...
1227	# I am not positive that other SVR4 systems won't match this,
1228	# I just have to hope.  -- rms.
1229	# Use sysv4.2uw... so that sysv4* matches it.
1230	GUESS=$UNAME_MACHINE-pc-sysv4.2uw$UNAME_VERSION
1231	;;
1232    i*86:OS/2:*:*)
1233	# If we were able to find 'uname', then EMX Unix compatibility
1234	# is probably installed.
1235	GUESS=$UNAME_MACHINE-pc-os2-emx
1236	;;
1237    i*86:XTS-300:*:STOP)
1238	GUESS=$UNAME_MACHINE-unknown-stop
1239	;;
1240    i*86:atheos:*:*)
1241	GUESS=$UNAME_MACHINE-unknown-atheos
1242	;;
1243    i*86:syllable:*:*)
1244	GUESS=$UNAME_MACHINE-pc-syllable
1245	;;
1246    i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
1247	GUESS=i386-unknown-lynxos$UNAME_RELEASE
1248	;;
1249    i*86:*DOS:*:*)
1250	GUESS=$UNAME_MACHINE-pc-msdosdjgpp
1251	;;
1252    i*86:*:4.*:*)
1253	UNAME_REL=`echo "$UNAME_RELEASE" | sed 's/\/MP$//'`
1254	if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
1255		GUESS=$UNAME_MACHINE-univel-sysv$UNAME_REL
1256	else
1257		GUESS=$UNAME_MACHINE-pc-sysv$UNAME_REL
1258	fi
1259	;;
1260    i*86:*:5:[678]*)
1261	# UnixWare 7.x, OpenUNIX and OpenServer 6.
1262	case `/bin/uname -X | grep "^Machine"` in
1263	    *486*)	     UNAME_MACHINE=i486 ;;
1264	    *Pentium)	     UNAME_MACHINE=i586 ;;
1265	    *Pent*|*Celeron) UNAME_MACHINE=i686 ;;
1266	esac
1267	GUESS=$UNAME_MACHINE-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION}
1268	;;
1269    i*86:*:3.2:*)
1270	if test -f /usr/options/cb.name; then
1271		UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
1272		GUESS=$UNAME_MACHINE-pc-isc$UNAME_REL
1273	elif /bin/uname -X 2>/dev/null >/dev/null ; then
1274		UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')`
1275		(/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486
1276		(/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \
1277			&& UNAME_MACHINE=i586
1278		(/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \
1279			&& UNAME_MACHINE=i686
1280		(/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \
1281			&& UNAME_MACHINE=i686
1282		GUESS=$UNAME_MACHINE-pc-sco$UNAME_REL
1283	else
1284		GUESS=$UNAME_MACHINE-pc-sysv32
1285	fi
1286	;;
1287    pc:*:*:*)
1288	# Left here for compatibility:
1289	# uname -m prints for DJGPP always 'pc', but it prints nothing about
1290	# the processor, so we play safe by assuming i586.
1291	# Note: whatever this is, it MUST be the same as what config.sub
1292	# prints for the "djgpp" host, or else GDB configure will decide that
1293	# this is a cross-build.
1294	GUESS=i586-pc-msdosdjgpp
1295	;;
1296    Intel:Mach:3*:*)
1297	GUESS=i386-pc-mach3
1298	;;
1299    paragon:*:*:*)
1300	GUESS=i860-intel-osf1
1301	;;
1302    i860:*:4.*:*) # i860-SVR4
1303	if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then
1304	  GUESS=i860-stardent-sysv$UNAME_RELEASE    # Stardent Vistra i860-SVR4
1305	else # Add other i860-SVR4 vendors below as they are discovered.
1306	  GUESS=i860-unknown-sysv$UNAME_RELEASE     # Unknown i860-SVR4
1307	fi
1308	;;
1309    mini*:CTIX:SYS*5:*)
1310	# "miniframe"
1311	GUESS=m68010-convergent-sysv
1312	;;
1313    mc68k:UNIX:SYSTEM5:3.51m)
1314	GUESS=m68k-convergent-sysv
1315	;;
1316    M680?0:D-NIX:5.3:*)
1317	GUESS=m68k-diab-dnix
1318	;;
1319    M68*:*:R3V[5678]*:*)
1320	test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;;
1321    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)
1322	OS_REL=''
1323	test -r /etc/.relid \
1324	&& OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1325	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1326	  && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
1327	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1328	  && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
1329    3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
1330	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1331	  && { echo i486-ncr-sysv4; exit; } ;;
1332    NCR*:*:4.2:* | MPRAS*:*:4.2:*)
1333	OS_REL='.3'
1334	test -r /etc/.relid \
1335	    && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1336	/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1337	    && { echo i486-ncr-sysv4.3"$OS_REL"; exit; }
1338	/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1339	    && { echo i586-ncr-sysv4.3"$OS_REL"; exit; }
1340	/bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \
1341	    && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;;
1342    m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
1343	GUESS=m68k-unknown-lynxos$UNAME_RELEASE
1344	;;
1345    mc68030:UNIX_System_V:4.*:*)
1346	GUESS=m68k-atari-sysv4
1347	;;
1348    TSUNAMI:LynxOS:2.*:*)
1349	GUESS=sparc-unknown-lynxos$UNAME_RELEASE
1350	;;
1351    rs6000:LynxOS:2.*:*)
1352	GUESS=rs6000-unknown-lynxos$UNAME_RELEASE
1353	;;
1354    PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
1355	GUESS=powerpc-unknown-lynxos$UNAME_RELEASE
1356	;;
1357    SM[BE]S:UNIX_SV:*:*)
1358	GUESS=mips-dde-sysv$UNAME_RELEASE
1359	;;
1360    RM*:ReliantUNIX-*:*:*)
1361	GUESS=mips-sni-sysv4
1362	;;
1363    RM*:SINIX-*:*:*)
1364	GUESS=mips-sni-sysv4
1365	;;
1366    *:SINIX-*:*:*)
1367	if uname -p 2>/dev/null >/dev/null ; then
1368		UNAME_MACHINE=`(uname -p) 2>/dev/null`
1369		GUESS=$UNAME_MACHINE-sni-sysv4
1370	else
1371		GUESS=ns32k-sni-sysv
1372	fi
1373	;;
1374    PENTIUM:*:4.0*:*)	# Unisys 'ClearPath HMP IX 4000' SVR4/MP effort
1375			# says <Richard.M.Bartel@ccMail.Census.GOV>
1376	GUESS=i586-unisys-sysv4
1377	;;
1378    *:UNIX_System_V:4*:FTX*)
1379	# From Gerald Hewes <hewes@openmarket.com>.
1380	# How about differentiating between stratus architectures? -djm
1381	GUESS=hppa1.1-stratus-sysv4
1382	;;
1383    *:*:*:FTX*)
1384	# From seanf@swdc.stratus.com.
1385	GUESS=i860-stratus-sysv4
1386	;;
1387    i*86:VOS:*:*)
1388	# From Paul.Green@stratus.com.
1389	GUESS=$UNAME_MACHINE-stratus-vos
1390	;;
1391    *:VOS:*:*)
1392	# From Paul.Green@stratus.com.
1393	GUESS=hppa1.1-stratus-vos
1394	;;
1395    mc68*:A/UX:*:*)
1396	GUESS=m68k-apple-aux$UNAME_RELEASE
1397	;;
1398    news*:NEWS-OS:6*:*)
1399	GUESS=mips-sony-newsos6
1400	;;
1401    R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
1402	if test -d /usr/nec; then
1403		GUESS=mips-nec-sysv$UNAME_RELEASE
1404	else
1405		GUESS=mips-unknown-sysv$UNAME_RELEASE
1406	fi
1407	;;
1408    BeBox:BeOS:*:*)	# BeOS running on hardware made by Be, PPC only.
1409	GUESS=powerpc-be-beos
1410	;;
1411    BeMac:BeOS:*:*)	# BeOS running on Mac or Mac clone, PPC only.
1412	GUESS=powerpc-apple-beos
1413	;;
1414    BePC:BeOS:*:*)	# BeOS running on Intel PC compatible.
1415	GUESS=i586-pc-beos
1416	;;
1417    BePC:Haiku:*:*)	# Haiku running on Intel PC compatible.
1418	GUESS=i586-pc-haiku
1419	;;
1420    ppc:Haiku:*:*)	# Haiku running on Apple PowerPC
1421	GUESS=powerpc-apple-haiku
1422	;;
1423    *:Haiku:*:*)	# Haiku modern gcc (not bound by BeOS compat)
1424	GUESS=$UNAME_MACHINE-unknown-haiku
1425	;;
1426    SX-4:SUPER-UX:*:*)
1427	GUESS=sx4-nec-superux$UNAME_RELEASE
1428	;;
1429    SX-5:SUPER-UX:*:*)
1430	GUESS=sx5-nec-superux$UNAME_RELEASE
1431	;;
1432    SX-6:SUPER-UX:*:*)
1433	GUESS=sx6-nec-superux$UNAME_RELEASE
1434	;;
1435    SX-7:SUPER-UX:*:*)
1436	GUESS=sx7-nec-superux$UNAME_RELEASE
1437	;;
1438    SX-8:SUPER-UX:*:*)
1439	GUESS=sx8-nec-superux$UNAME_RELEASE
1440	;;
1441    SX-8R:SUPER-UX:*:*)
1442	GUESS=sx8r-nec-superux$UNAME_RELEASE
1443	;;
1444    SX-ACE:SUPER-UX:*:*)
1445	GUESS=sxace-nec-superux$UNAME_RELEASE
1446	;;
1447    Power*:Rhapsody:*:*)
1448	GUESS=powerpc-apple-rhapsody$UNAME_RELEASE
1449	;;
1450    *:Rhapsody:*:*)
1451	GUESS=$UNAME_MACHINE-apple-rhapsody$UNAME_RELEASE
1452	;;
1453    arm64:Darwin:*:*)
1454	GUESS=aarch64-apple-darwin$UNAME_RELEASE
1455	;;
1456    *:Darwin:*:*)
1457	UNAME_PROCESSOR=`uname -p`
1458	case $UNAME_PROCESSOR in
1459	    unknown) UNAME_PROCESSOR=powerpc ;;
1460	esac
1461	if command -v xcode-select > /dev/null 2> /dev/null && \
1462		! xcode-select --print-path > /dev/null 2> /dev/null ; then
1463	    # Avoid executing cc if there is no toolchain installed as
1464	    # cc will be a stub that puts up a graphical alert
1465	    # prompting the user to install developer tools.
1466	    CC_FOR_BUILD=no_compiler_found
1467	else
1468	    set_cc_for_build
1469	fi
1470	if test "$CC_FOR_BUILD" != no_compiler_found; then
1471	    if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
1472		   (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1473		   grep IS_64BIT_ARCH >/dev/null
1474	    then
1475		case $UNAME_PROCESSOR in
1476		    i386) UNAME_PROCESSOR=x86_64 ;;
1477		    powerpc) UNAME_PROCESSOR=powerpc64 ;;
1478		esac
1479	    fi
1480	    # On 10.4-10.6 one might compile for PowerPC via gcc -arch ppc
1481	    if (echo '#ifdef __POWERPC__'; echo IS_PPC; echo '#endif') | \
1482		   (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
1483		   grep IS_PPC >/dev/null
1484	    then
1485		UNAME_PROCESSOR=powerpc
1486	    fi
1487	elif test "$UNAME_PROCESSOR" = i386 ; then
1488	    # uname -m returns i386 or x86_64
1489	    UNAME_PROCESSOR=$UNAME_MACHINE
1490	fi
1491	GUESS=$UNAME_PROCESSOR-apple-darwin$UNAME_RELEASE
1492	;;
1493    *:procnto*:*:* | *:QNX:[0123456789]*:*)
1494	UNAME_PROCESSOR=`uname -p`
1495	if test "$UNAME_PROCESSOR" = x86; then
1496		UNAME_PROCESSOR=i386
1497		UNAME_MACHINE=pc
1498	fi
1499	GUESS=$UNAME_PROCESSOR-$UNAME_MACHINE-nto-qnx$UNAME_RELEASE
1500	;;
1501    *:QNX:*:4*)
1502	GUESS=i386-pc-qnx
1503	;;
1504    NEO-*:NONSTOP_KERNEL:*:*)
1505	GUESS=neo-tandem-nsk$UNAME_RELEASE
1506	;;
1507    NSE-*:NONSTOP_KERNEL:*:*)
1508	GUESS=nse-tandem-nsk$UNAME_RELEASE
1509	;;
1510    NSR-*:NONSTOP_KERNEL:*:*)
1511	GUESS=nsr-tandem-nsk$UNAME_RELEASE
1512	;;
1513    NSV-*:NONSTOP_KERNEL:*:*)
1514	GUESS=nsv-tandem-nsk$UNAME_RELEASE
1515	;;
1516    NSX-*:NONSTOP_KERNEL:*:*)
1517	GUESS=nsx-tandem-nsk$UNAME_RELEASE
1518	;;
1519    *:NonStop-UX:*:*)
1520	GUESS=mips-compaq-nonstopux
1521	;;
1522    BS2000:POSIX*:*:*)
1523	GUESS=bs2000-siemens-sysv
1524	;;
1525    DS/*:UNIX_System_V:*:*)
1526	GUESS=$UNAME_MACHINE-$UNAME_SYSTEM-$UNAME_RELEASE
1527	;;
1528    *:Plan9:*:*)
1529	# "uname -m" is not consistent, so use $cputype instead. 386
1530	# is converted to i386 for consistency with other x86
1531	# operating systems.
1532	if test "${cputype-}" = 386; then
1533	    UNAME_MACHINE=i386
1534	elif test "x${cputype-}" != x; then
1535	    UNAME_MACHINE=$cputype
1536	fi
1537	GUESS=$UNAME_MACHINE-unknown-plan9
1538	;;
1539    *:TOPS-10:*:*)
1540	GUESS=pdp10-unknown-tops10
1541	;;
1542    *:TENEX:*:*)
1543	GUESS=pdp10-unknown-tenex
1544	;;
1545    KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*)
1546	GUESS=pdp10-dec-tops20
1547	;;
1548    XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*)
1549	GUESS=pdp10-xkl-tops20
1550	;;
1551    *:TOPS-20:*:*)
1552	GUESS=pdp10-unknown-tops20
1553	;;
1554    *:ITS:*:*)
1555	GUESS=pdp10-unknown-its
1556	;;
1557    SEI:*:*:SEIUX)
1558	GUESS=mips-sei-seiux$UNAME_RELEASE
1559	;;
1560    *:DragonFly:*:*)
1561	DRAGONFLY_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'`
1562	GUESS=$UNAME_MACHINE-unknown-dragonfly$DRAGONFLY_REL
1563	;;
1564    *:*VMS:*:*)
1565	UNAME_MACHINE=`(uname -p) 2>/dev/null`
1566	case $UNAME_MACHINE in
1567	    A*) GUESS=alpha-dec-vms ;;
1568	    I*) GUESS=ia64-dec-vms ;;
1569	    V*) GUESS=vax-dec-vms ;;
1570	esac ;;
1571    *:XENIX:*:SysV)
1572	GUESS=i386-pc-xenix
1573	;;
1574    i*86:skyos:*:*)
1575	SKYOS_REL=`echo "$UNAME_RELEASE" | sed -e 's/ .*$//'`
1576	GUESS=$UNAME_MACHINE-pc-skyos$SKYOS_REL
1577	;;
1578    i*86:rdos:*:*)
1579	GUESS=$UNAME_MACHINE-pc-rdos
1580	;;
1581    i*86:Fiwix:*:*)
1582	GUESS=$UNAME_MACHINE-pc-fiwix
1583	;;
1584    *:AROS:*:*)
1585	GUESS=$UNAME_MACHINE-unknown-aros
1586	;;
1587    x86_64:VMkernel:*:*)
1588	GUESS=$UNAME_MACHINE-unknown-esx
1589	;;
1590    amd64:Isilon\ OneFS:*:*)
1591	GUESS=x86_64-unknown-onefs
1592	;;
1593    *:Unleashed:*:*)
1594	GUESS=$UNAME_MACHINE-unknown-unleashed$UNAME_RELEASE
1595	;;
1596esac
1597
1598# Do we have a guess based on uname results?
1599if test "x$GUESS" != x; then
1600    echo "$GUESS"
1601    exit
1602fi
1603
1604# No uname command or uname output not recognized.
1605set_cc_for_build
1606cat > "$dummy.c" <<EOF
1607#ifdef _SEQUENT_
1608#include <sys/types.h>
1609#include <sys/utsname.h>
1610#endif
1611#if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
1612#if defined (vax) || defined (__vax) || defined (__vax__) || defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
1613#include <signal.h>
1614#if defined(_SIZE_T_) || defined(SIGLOST)
1615#include <sys/utsname.h>
1616#endif
1617#endif
1618#endif
1619main ()
1620{
1621#if defined (sony)
1622#if defined (MIPSEB)
1623  /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
1624     I don't know....  */
1625  printf ("mips-sony-bsd\n"); exit (0);
1626#else
1627#include <sys/param.h>
1628  printf ("m68k-sony-newsos%s\n",
1629#ifdef NEWSOS4
1630  "4"
1631#else
1632  ""
1633#endif
1634  ); exit (0);
1635#endif
1636#endif
1637
1638#if defined (NeXT)
1639#if !defined (__ARCHITECTURE__)
1640#define __ARCHITECTURE__ "m68k"
1641#endif
1642  int version;
1643  version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
1644  if (version < 4)
1645    printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
1646  else
1647    printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
1648  exit (0);
1649#endif
1650
1651#if defined (MULTIMAX) || defined (n16)
1652#if defined (UMAXV)
1653  printf ("ns32k-encore-sysv\n"); exit (0);
1654#else
1655#if defined (CMU)
1656  printf ("ns32k-encore-mach\n"); exit (0);
1657#else
1658  printf ("ns32k-encore-bsd\n"); exit (0);
1659#endif
1660#endif
1661#endif
1662
1663#if defined (__386BSD__)
1664  printf ("i386-pc-bsd\n"); exit (0);
1665#endif
1666
1667#if defined (sequent)
1668#if defined (i386)
1669  printf ("i386-sequent-dynix\n"); exit (0);
1670#endif
1671#if defined (ns32000)
1672  printf ("ns32k-sequent-dynix\n"); exit (0);
1673#endif
1674#endif
1675
1676#if defined (_SEQUENT_)
1677  struct utsname un;
1678
1679  uname(&un);
1680  if (strncmp(un.version, "V2", 2) == 0) {
1681    printf ("i386-sequent-ptx2\n"); exit (0);
1682  }
1683  if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
1684    printf ("i386-sequent-ptx1\n"); exit (0);
1685  }
1686  printf ("i386-sequent-ptx\n"); exit (0);
1687#endif
1688
1689#if defined (vax)
1690#if !defined (ultrix)
1691#include <sys/param.h>
1692#if defined (BSD)
1693#if BSD == 43
1694  printf ("vax-dec-bsd4.3\n"); exit (0);
1695#else
1696#if BSD == 199006
1697  printf ("vax-dec-bsd4.3reno\n"); exit (0);
1698#else
1699  printf ("vax-dec-bsd\n"); exit (0);
1700#endif
1701#endif
1702#else
1703  printf ("vax-dec-bsd\n"); exit (0);
1704#endif
1705#else
1706#if defined(_SIZE_T_) || defined(SIGLOST)
1707  struct utsname un;
1708  uname (&un);
1709  printf ("vax-dec-ultrix%s\n", un.release); exit (0);
1710#else
1711  printf ("vax-dec-ultrix\n"); exit (0);
1712#endif
1713#endif
1714#endif
1715#if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__)
1716#if defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__)
1717#if defined(_SIZE_T_) || defined(SIGLOST)
1718  struct utsname *un;
1719  uname (&un);
1720  printf ("mips-dec-ultrix%s\n", un.release); exit (0);
1721#else
1722  printf ("mips-dec-ultrix\n"); exit (0);
1723#endif
1724#endif
1725#endif
1726
1727#if defined (alliant) && defined (i860)
1728  printf ("i860-alliant-bsd\n"); exit (0);
1729#endif
1730
1731  exit (1);
1732}
1733EOF
1734
1735$CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null && SYSTEM_NAME=`"$dummy"` &&
1736	{ echo "$SYSTEM_NAME"; exit; }
1737
1738# Apollos put the system type in the environment.
1739test -d /usr/apollo && { echo "$ISP-apollo-$SYSTYPE"; exit; }
1740
1741echo "$0: unable to guess system type" >&2
1742
1743case $UNAME_MACHINE:$UNAME_SYSTEM in
1744    mips:Linux | mips64:Linux)
1745	# If we got here on MIPS GNU/Linux, output extra information.
1746	cat >&2 <<EOF
1747
1748NOTE: MIPS GNU/Linux systems require a C compiler to fully recognize
1749the system type. Please install a C compiler and try again.
1750EOF
1751	;;
1752esac
1753
1754cat >&2 <<EOF
1755
1756This script (version $timestamp), has failed to recognize the
1757operating system you are using. If your script is old, overwrite *all*
1758copies of config.guess and config.sub with the latest versions from:
1759
1760  https://git.savannah.gnu.org/cgit/config.git/plain/config.guess
1761and
1762  https://git.savannah.gnu.org/cgit/config.git/plain/config.sub
1763EOF
1764
1765our_year=`echo $timestamp | sed 's,-.*,,'`
1766thisyear=`date +%Y`
1767# shellcheck disable=SC2003
1768script_age=`expr "$thisyear" - "$our_year"`
1769if test "$script_age" -lt 3 ; then
1770   cat >&2 <<EOF
1771
1772If $0 has already been updated, send the following data and any
1773information you think might be pertinent to config-patches@gnu.org to
1774provide the necessary information to handle your system.
1775
1776config.guess timestamp = $timestamp
1777
1778uname -m = `(uname -m) 2>/dev/null || echo unknown`
1779uname -r = `(uname -r) 2>/dev/null || echo unknown`
1780uname -s = `(uname -s) 2>/dev/null || echo unknown`
1781uname -v = `(uname -v) 2>/dev/null || echo unknown`
1782
1783/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null`
1784/bin/uname -X     = `(/bin/uname -X) 2>/dev/null`
1785
1786hostinfo               = `(hostinfo) 2>/dev/null`
1787/bin/universe          = `(/bin/universe) 2>/dev/null`
1788/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null`
1789/bin/arch              = `(/bin/arch) 2>/dev/null`
1790/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null`
1791/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null`
1792
1793UNAME_MACHINE = "$UNAME_MACHINE"
1794UNAME_RELEASE = "$UNAME_RELEASE"
1795UNAME_SYSTEM  = "$UNAME_SYSTEM"
1796UNAME_VERSION = "$UNAME_VERSION"
1797EOF
1798fi
1799
1800exit 1
1801
1802# Local variables:
1803# eval: (add-hook 'before-save-hook 'time-stamp)
1804# time-stamp-start: "timestamp='"
1805# time-stamp-format: "%:y-%02m-%02d"
1806# time-stamp-end: "'"
1807# End:
1808