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configure @ 4e595a7

spielwiese

Last change on this file since 4e595a7 was 4e595a7, checked in by Olaf Bachmann <obachman@…>, 27 years ago
Thu Jun 5 15:16:19 1997 Olaf Bachmann <obachman@ratchwum.mathematik.uni-kl.de (Olaf Bachmann)> * added MPtcp fork link mode, which is now default MPtcp mode; documented it; included in mpcheck git-svn-id: file:///usr/local/Singular/svn/trunk@371 2c84dea3-7e68-4137-9b89-c4e89433aadc
Property mode set to `100755`
File size: 90.6 KB

Line
1	#! /bin/sh
2
3	# Guess values for system-dependent variables and create Makefiles.
4	# Generated automatically using autoconf version 2.9
5	# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
6	#
7	# This configure script is free software; the Free Software Foundation
8	# gives unlimited permission to copy, distribute and modify it.
9
10	# Defaults:
11	ac_help=
12	ac_default_prefix=/usr/local
13	# Any additions from configure.in:
14	ac_default_prefix=`pwd`/..
15	ac_help="$ac_help
16	--without-readline do not use readline for fancy display"
17	ac_help="$ac_help
18	--without-gmp do not use gmp library"
19	ac_help="$ac_help
20	--without-MP do not use MP (disables MP links)"
21	ac_help="$ac_help
22	--without-dbm do not use dbm (disables DBM links)"
23	ac_help="$ac_help
24	--without-info do not use info for help (use buildin help, instead)"
25	ac_help="$ac_help
26	--without-dld do not use dld (disables dynamic linking)"
27	ac_help="$ac_help
28	--without-factory do not use factory (disables poly factorization)"
29	ac_help="$ac_help
30	--without-libfac do not use libfac (disables primary decompositions)"
31
32	# Initialize some variables set by options.
33	# The variables have the same names as the options, with
34	# dashes changed to underlines.
35	build=NONE
36	cache_file=./config.cache
37	exec_prefix=NONE
38	host=NONE
39	no_create=
40	nonopt=NONE
41	no_recursion=
42	prefix=NONE
43	program_prefix=NONE
44	program_suffix=NONE
45	program_transform_name=s,x,x,
46	silent=
47	site=
48	srcdir=
49	target=NONE
50	verbose=
51	x_includes=NONE
52	x_libraries=NONE
53	bindir='${exec_prefix}/bin'
54	sbindir='${exec_prefix}/sbin'
55	libexecdir='${exec_prefix}/libexec'
56	datadir='${prefix}/share'
57	sysconfdir='${prefix}/etc'
58	sharedstatedir='${prefix}/com'
59	localstatedir='${prefix}/var'
60	libdir='${exec_prefix}/lib'
61	includedir='${prefix}/include'
62	oldincludedir='/usr/include'
63	infodir='${prefix}/info'
64	mandir='${prefix}/man'
65
66	# Initialize some other variables.
67	subdirs=
68	MFLAGS= MAKEFLAGS=
69
70	ac_prev=
71	for ac_option
72	do
73
74	# If the previous option needs an argument, assign it.
75	if test -n "$ac_prev"; then
76	eval "$ac_prev=\$ac_option"
77	ac_prev=
78	continue
79	fi
80
81	case "$ac_option" in
82	-=) ac_optarg=`echo "$ac_option" \| sed 's/[-_a-zA-Z0-9]*=//'` ;;
83	*) ac_optarg= ;;
84	esac
85
86	# Accept the important Cygnus configure options, so we can diagnose typos.
87
88	case "$ac_option" in
89
90	-bindir \| --bindir \| --bindi \| --bind \| --bin \| --bi)
91	ac_prev=bindir ;;
92	-bindir=* \| --bindir=* \| --bindi=* \| --bind=* \| --bin=* \| --bi=*)
93	bindir="$ac_optarg" ;;
94
95	-build \| --build \| --buil \| --bui \| --bu)
96	ac_prev=build ;;
97	-build=* \| --build=* \| --buil=* \| --bui=* \| --bu=*)
98	build="$ac_optarg" ;;
99
100	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
101	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
102	ac_prev=cache_file ;;
103	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
104	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
105	cache_file="$ac_optarg" ;;
106
107	-datadir \| --datadir \| --datadi \| --datad \| --data \| --dat \| --da)
108	ac_prev=datadir ;;
109	-datadir=* \| --datadir=* \| --datadi=* \| --datad=* \| --data=* \| --dat=* \
110	\| --da=*)
111	datadir="$ac_optarg" ;;
112
113	-disable-* \| --disable-*)
114	ac_feature=`echo $ac_option\|sed -e 's/-*disable-//'`
115	# Reject names that are not valid shell variable names.
116	if test -n "`echo $ac_feature\| sed 's/[-a-zA-Z0-9_]//g'`"; then
117	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
118	fi
119	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
120	eval "enable_${ac_feature}=no" ;;
121
122	-enable-* \| --enable-*)
123	ac_feature=`echo $ac_option\|sed -e 's/-enable-//' -e 's/=.//'`
124	# Reject names that are not valid shell variable names.
125	if test -n "`echo $ac_feature\| sed 's/[-_a-zA-Z0-9]//g'`"; then
126	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
127	fi
128	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
129	case "$ac_option" in
130	=) ;;
131	*) ac_optarg=yes ;;
132	esac
133	eval "enable_${ac_feature}='$ac_optarg'" ;;
134
135	-exec-prefix \| --exec_prefix \| --exec-prefix \| --exec-prefi \
136	\| --exec-pref \| --exec-pre \| --exec-pr \| --exec-p \| --exec- \
137	\| --exec \| --exe \| --ex)
138	ac_prev=exec_prefix ;;
139	-exec-prefix=* \| --exec_prefix=* \| --exec-prefix=* \| --exec-prefi=* \
140	\| --exec-pref=* \| --exec-pre=* \| --exec-pr=* \| --exec-p=* \| --exec-=* \
141	\| --exec=* \| --exe=* \| --ex=*)
142	exec_prefix="$ac_optarg" ;;
143
144	-gas \| --gas \| --ga \| --g)
145	# Obsolete; use --with-gas.
146	with_gas=yes ;;
147
148	-help \| --help \| --hel \| --he)
149	# Omit some internal or obsolete options to make the list less imposing.
150	# This message is too long to be a string in the A/UX 3.1 sh.
151	cat << EOF
152	Usage: configure [options] [host]
153	Options: [defaults in brackets after descriptions]
154	Configuration:
155	--cache-file=FILE cache test results in FILE
156	--help print this message
157	--no-create do not create output files
158	--quiet, --silent do not print \`checking...' messages
159	--version print the version of autoconf that created configure
160	Directory and file names:
161	--prefix=PREFIX install architecture-independent files in PREFIX
162	[$ac_default_prefix]
163	--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
164	[same as prefix]
165	--bindir=DIR user executables in DIR [EPREFIX/bin]
166	--sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
167	--libexecdir=DIR program executables in DIR [EPREFIX/libexec]
168	--datadir=DIR read-only architecture-independent data in DIR
169	[PREFIX/share]
170	--sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
171	--sharedstatedir=DIR modifiable architecture-independent data in DIR
172	[PREFIX/com]
173	--localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
174	--libdir=DIR object code libraries in DIR [EPREFIX/lib]
175	--includedir=DIR C header files in DIR [PREFIX/include]
176	--oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
177	--infodir=DIR info documentation in DIR [PREFIX/info]
178	--mandir=DIR man documentation in DIR [PREFIX/man]
179	--srcdir=DIR find the sources in DIR [configure dir or ..]
180	--program-prefix=PREFIX prepend PREFIX to installed program names
181	--program-suffix=SUFFIX append SUFFIX to installed program names
182	--program-transform-name=PROGRAM
183	run sed PROGRAM on installed program names
184	EOF
185	cat << EOF
186	Host type:
187	--build=BUILD configure for building on BUILD [BUILD=HOST]
188	--host=HOST configure for HOST [guessed]
189	--target=TARGET configure for TARGET [TARGET=HOST]
190	Features and packages:
191	--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
192	--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
193	--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
194	--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
195	--x-includes=DIR X include files are in DIR
196	--x-libraries=DIR X library files are in DIR
197	EOF
198	if test -n "$ac_help"; then
199	echo "--enable and --with options recognized:$ac_help"
200	fi
201	exit 0 ;;
202
203	-host \| --host \| --hos \| --ho)
204	ac_prev=host ;;
205	-host=* \| --host=* \| --hos=* \| --ho=*)
206	host="$ac_optarg" ;;
207
208	-includedir \| --includedir \| --includedi \| --included \| --include \
209	\| --includ \| --inclu \| --incl \| --inc)
210	ac_prev=includedir ;;
211	-includedir=* \| --includedir=* \| --includedi=* \| --included=* \| --include=* \
212	\| --includ=* \| --inclu=* \| --incl=* \| --inc=*)
213	includedir="$ac_optarg" ;;
214
215	-infodir \| --infodir \| --infodi \| --infod \| --info \| --inf)
216	ac_prev=infodir ;;
217	-infodir=* \| --infodir=* \| --infodi=* \| --infod=* \| --info=* \| --inf=*)
218	infodir="$ac_optarg" ;;
219
220	-libdir \| --libdir \| --libdi \| --libd)
221	ac_prev=libdir ;;
222	-libdir=* \| --libdir=* \| --libdi=* \| --libd=*)
223	libdir="$ac_optarg" ;;
224
225	-libexecdir \| --libexecdir \| --libexecdi \| --libexecd \| --libexec \
226	\| --libexe \| --libex \| --libe)
227	ac_prev=libexecdir ;;
228	-libexecdir=* \| --libexecdir=* \| --libexecdi=* \| --libexecd=* \| --libexec=* \
229	\| --libexe=* \| --libex=* \| --libe=*)
230	libexecdir="$ac_optarg" ;;
231
232	-localstatedir \| --localstatedir \| --localstatedi \| --localstated \
233	\| --localstate \| --localstat \| --localsta \| --localst \
234	\| --locals \| --local \| --loca \| --loc \| --lo)
235	ac_prev=localstatedir ;;
236	-localstatedir=* \| --localstatedir=* \| --localstatedi=* \| --localstated=* \
237	\| --localstate=* \| --localstat=* \| --localsta=* \| --localst=* \
238	\| --locals=* \| --local=* \| --loca=* \| --loc=* \| --lo=*)
239	localstatedir="$ac_optarg" ;;
240
241	-mandir \| --mandir \| --mandi \| --mand \| --man \| --ma \| --m)
242	ac_prev=mandir ;;
243	-mandir=* \| --mandir=* \| --mandi=* \| --mand=* \| --man=* \| --ma=* \| --m=*)
244	mandir="$ac_optarg" ;;
245
246	-nfp \| --nfp \| --nf)
247	# Obsolete; use --without-fp.
248	with_fp=no ;;
249
250	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
251	\| --no-cr \| --no-c)
252	no_create=yes ;;
253
254	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
255	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r)
256	no_recursion=yes ;;
257
258	-oldincludedir \| --oldincludedir \| --oldincludedi \| --oldincluded \
259	\| --oldinclude \| --oldinclud \| --oldinclu \| --oldincl \| --oldinc \
260	\| --oldin \| --oldi \| --old \| --ol \| --o)
261	ac_prev=oldincludedir ;;
262	-oldincludedir=* \| --oldincludedir=* \| --oldincludedi=* \| --oldincluded=* \
263	\| --oldinclude=* \| --oldinclud=* \| --oldinclu=* \| --oldincl=* \| --oldinc=* \
264	\| --oldin=* \| --oldi=* \| --old=* \| --ol=* \| --o=*)
265	oldincludedir="$ac_optarg" ;;
266
267	-prefix \| --prefix \| --prefi \| --pref \| --pre \| --pr \| --p)
268	ac_prev=prefix ;;
269	-prefix=* \| --prefix=* \| --prefi=* \| --pref=* \| --pre=* \| --pr=* \| --p=*)
270	prefix="$ac_optarg" ;;
271
272	-program-prefix \| --program-prefix \| --program-prefi \| --program-pref \
273	\| --program-pre \| --program-pr \| --program-p)
274	ac_prev=program_prefix ;;
275	-program-prefix=* \| --program-prefix=* \| --program-prefi=* \
276	\| --program-pref=* \| --program-pre=* \| --program-pr=* \| --program-p=*)
277	program_prefix="$ac_optarg" ;;
278
279	-program-suffix \| --program-suffix \| --program-suffi \| --program-suff \
280	\| --program-suf \| --program-su \| --program-s)
281	ac_prev=program_suffix ;;
282	-program-suffix=* \| --program-suffix=* \| --program-suffi=* \
283	\| --program-suff=* \| --program-suf=* \| --program-su=* \| --program-s=*)
284	program_suffix="$ac_optarg" ;;
285
286	-program-transform-name \| --program-transform-name \
287	\| --program-transform-nam \| --program-transform-na \
288	\| --program-transform-n \| --program-transform- \
289	\| --program-transform \| --program-transfor \
290	\| --program-transfo \| --program-transf \
291	\| --program-trans \| --program-tran \
292	\| --progr-tra \| --program-tr \| --program-t)
293	ac_prev=program_transform_name ;;
294	-program-transform-name=* \| --program-transform-name=* \
295	\| --program-transform-nam=* \| --program-transform-na=* \
296	\| --program-transform-n=* \| --program-transform-=* \
297	\| --program-transform=* \| --program-transfor=* \
298	\| --program-transfo=* \| --program-transf=* \
299	\| --program-trans=* \| --program-tran=* \
300	\| --progr-tra=* \| --program-tr=* \| --program-t=*)
301	program_transform_name="$ac_optarg" ;;
302
303	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
304	\| -silent \| --silent \| --silen \| --sile \| --sil)
305	silent=yes ;;
306
307	-sbindir \| --sbindir \| --sbindi \| --sbind \| --sbin \| --sbi \| --sb)
308	ac_prev=sbindir ;;
309	-sbindir=* \| --sbindir=* \| --sbindi=* \| --sbind=* \| --sbin=* \
310	\| --sbi=* \| --sb=*)
311	sbindir="$ac_optarg" ;;
312
313	-sharedstatedir \| --sharedstatedir \| --sharedstatedi \
314	\| --sharedstated \| --sharedstate \| --sharedstat \| --sharedsta \
315	\| --sharedst \| --shareds \| --shared \| --share \| --shar \
316	\| --sha \| --sh)
317	ac_prev=sharedstatedir ;;
318	-sharedstatedir=* \| --sharedstatedir=* \| --sharedstatedi=* \
319	\| --sharedstated=* \| --sharedstate=* \| --sharedstat=* \| --sharedsta=* \
320	\| --sharedst=* \| --shareds=* \| --shared=* \| --share=* \| --shar=* \
321	\| --sha=* \| --sh=*)
322	sharedstatedir="$ac_optarg" ;;
323
324	-site \| --site \| --sit)
325	ac_prev=site ;;
326	-site=* \| --site=* \| --sit=*)
327	site="$ac_optarg" ;;
328
329	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
330	ac_prev=srcdir ;;
331	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
332	srcdir="$ac_optarg" ;;
333
334	-sysconfdir \| --sysconfdir \| --sysconfdi \| --sysconfd \| --sysconf \
335	\| --syscon \| --sysco \| --sysc \| --sys \| --sy)
336	ac_prev=sysconfdir ;;
337	-sysconfdir=* \| --sysconfdir=* \| --sysconfdi=* \| --sysconfd=* \| --sysconf=* \
338	\| --syscon=* \| --sysco=* \| --sysc=* \| --sys=* \| --sy=*)
339	sysconfdir="$ac_optarg" ;;
340
341	-target \| --target \| --targe \| --targ \| --tar \| --ta \| --t)
342	ac_prev=target ;;
343	-target=* \| --target=* \| --targe=* \| --targ=* \| --tar=* \| --ta=* \| --t=*)
344	target="$ac_optarg" ;;
345
346	-v \| -verbose \| --verbose \| --verbos \| --verbo \| --verb)
347	verbose=yes ;;
348
349	-version \| --version \| --versio \| --versi \| --vers)
350	echo "configure generated by autoconf version 2.9"
351	exit 0 ;;
352
353	-with-* \| --with-*)
354	ac_package=`echo $ac_option\|sed -e 's/-with-//' -e 's/=.//'`
355	# Reject names that are not valid shell variable names.
356	if test -n "`echo $ac_package\| sed 's/[-_a-zA-Z0-9]//g'`"; then
357	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
358	fi
359	ac_package=`echo $ac_package\| sed 's/-/_/g'`
360	case "$ac_option" in
361	=) ;;
362	*) ac_optarg=yes ;;
363	esac
364	eval "with_${ac_package}='$ac_optarg'" ;;
365
366	-without-* \| --without-*)
367	ac_package=`echo $ac_option\|sed -e 's/-*without-//'`
368	# Reject names that are not valid shell variable names.
369	if test -n "`echo $ac_package\| sed 's/[-a-zA-Z0-9_]//g'`"; then
370	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
371	fi
372	ac_package=`echo $ac_package\| sed 's/-/_/g'`
373	eval "with_${ac_package}=no" ;;
374
375	--x)
376	# Obsolete; use --with-x.
377	with_x=yes ;;
378
379	-x-includes \| --x-includes \| --x-include \| --x-includ \| --x-inclu \
380	\| --x-incl \| --x-inc \| --x-in \| --x-i)
381	ac_prev=x_includes ;;
382	-x-includes=* \| --x-includes=* \| --x-include=* \| --x-includ=* \| --x-inclu=* \
383	\| --x-incl=* \| --x-inc=* \| --x-in=* \| --x-i=*)
384	x_includes="$ac_optarg" ;;
385
386	-x-libraries \| --x-libraries \| --x-librarie \| --x-librari \
387	\| --x-librar \| --x-libra \| --x-libr \| --x-lib \| --x-li \| --x-l)
388	ac_prev=x_libraries ;;
389	-x-libraries=* \| --x-libraries=* \| --x-librarie=* \| --x-librari=* \
390	\| --x-librar=* \| --x-libra=* \| --x-libr=* \| --x-lib=* \| --x-li=* \| --x-l=*)
391	x_libraries="$ac_optarg" ;;
392
393	-*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
394	;;
395
396	*)
397	if test -n "`echo $ac_option\| sed 's/[-a-z0-9.]//g'`"; then
398	echo "configure: warning: $ac_option: invalid host type" 1>&2
399	fi
400	if test "x$nonopt" != xNONE; then
401	{ echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
402	fi
403	nonopt="$ac_option"
404	;;
405
406	esac
407	done
408
409	if test -n "$ac_prev"; then
410	{ echo "configure: error: missing argument to --`echo $ac_prev \| sed 's/_/-/g'`" 1>&2; exit 1; }
411	fi
412
413	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
414
415	# File descriptor usage:
416	# 0 standard input
417	# 1 file creation
418	# 2 errors and warnings
419	# 3 some systems may open it to /dev/tty
420	# 4 used on the Kubota Titan
421	# 6 checking for... messages and results
422	# 5 compiler messages saved in config.log
423	if test "$silent" = yes; then
424	exec 6>/dev/null
425	else
426	exec 6>&1
427	fi
428	exec 5>./config.log
429
430	echo "\
431	This file contains any messages produced by compilers while
432	running configure, to aid debugging if configure makes a mistake.
433	" 1>&5
434
435	# Strip out --no-create and --no-recursion so they do not pile up.
436	# Also quote any args containing shell metacharacters.
437	ac_configure_args=
438	for ac_arg
439	do
440	case "$ac_arg" in
441	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
442	\| --no-cr \| --no-c) ;;
443	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
444	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r) ;;
445	" "\|" "\|[\[\]\~\#\$\^\&\\{\}\\\\|\;\<\>\?]*)
446	ac_configure_args="$ac_configure_args '$ac_arg'" ;;
447	*) ac_configure_args="$ac_configure_args $ac_arg" ;;
448	esac
449	done
450
451	# NLS nuisances.
452	# Only set LANG and LC_ALL to C if already set.
453	# These must not be set unconditionally because not all systems understand
454	# e.g. LANG=C (notably SCO).
455	if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
456	if test "${LANG+set}" = set; then LANG=C; export LANG; fi
457
458	# confdefs.h avoids OS command line length limits that DEFS can exceed.
459	rm -rf conftest* confdefs.h
460	# AIX cpp loses on an empty file, so make sure it contains at least a newline.
461	echo > confdefs.h
462
463	# A filename unique to this package, relative to the directory that
464	# configure is in, which we can look for to find out if srcdir is correct.
465	ac_unique_file=matpol.h
466
467	# Find the source files, if location was not specified.
468	if test -z "$srcdir"; then
469	ac_srcdir_defaulted=yes
470	# Try the directory containing this script, then its parent.
471	ac_prog=$0
472	ac_confdir=`echo $ac_prog\|sed 's%/[^/][^/]*$%%'`
473	test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
474	srcdir=$ac_confdir
475	if test ! -r $srcdir/$ac_unique_file; then
476	srcdir=..
477	fi
478	else
479	ac_srcdir_defaulted=no
480	fi
481	if test ! -r $srcdir/$ac_unique_file; then
482	if test "$ac_srcdir_defaulted" = yes; then
483	{ echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
484	else
485	{ echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
486	fi
487	fi
488	srcdir=`echo "${srcdir}" \| sed 's%$[^/]$/*$%\1%'`
489
490	# Prefer explicitly selected file to automatically selected ones.
491	if test -z "$CONFIG_SITE"; then
492	if test "x$prefix" != xNONE; then
493	CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
494	else
495	CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
496	fi
497	fi
498	for ac_site_file in $CONFIG_SITE; do
499	if test -r "$ac_site_file"; then
500	echo "loading site script $ac_site_file"
501	. "$ac_site_file"
502	fi
503	done
504
505	if test -r "$cache_file"; then
506	echo "loading cache $cache_file"
507	. $cache_file
508	else
509	echo "creating cache $cache_file"
510	> $cache_file
511	fi
512
513	ac_ext=c
514	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
515	ac_cpp='$CPP $CPPFLAGS'
516	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
517	ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
518
519	if (echo "testing\c"; echo 1,2,3) \| grep c >/dev/null; then
520	# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
521	if (echo -n testing; echo 1,2,3) \| sed s/-n/xn/ \| grep xn >/dev/null; then
522	ac_n= ac_c='
523	' ac_t=' '
524	else
525	ac_n=-n ac_c= ac_t=
526	fi
527	else
528	ac_n= ac_c='\c' ac_t=
529	fi
530
531
532
533
534	SINGULAR_MAJOR_VERSION=1
535	SINGULAR_MINOR_VERSION=1
536	SINGULAR_SUB_VERSION=0
537	VERSION_DATE="June 1997"
538
539
540
541	cat >> confdefs.h <<EOF
542	#define SINGULAR_MAJOR_VERSION ${SINGULAR_MAJOR_VERSION}
543	EOF
544
545	cat >> confdefs.h <<EOF
546	#define SINGULAR_MINOR_VERSION ${SINGULAR_MINOR_VERSION}
547	EOF
548
549	cat >> confdefs.h <<EOF
550	#define S_VERSION1 "version: ${SINGULAR_MAJOR_VERSION}.${SINGULAR_MINOR_VERSION}.${SINGULAR_SUB_VERSION}"
551	EOF
552
553	cat >> confdefs.h <<EOF
554	#define S_VERSION2 "${VERSION_DATE}"
555	EOF
556
557
558
559
560	if test "x$datadir" = 'x${prefix}/share'; then
561	if test "x${prefix}" = xNONE; then
562	singulardatadir=${ac_default_prefix}/share/Singular;
563	else
564	singulardatadir=${prefix}/share/Singular;
565	fi
566	else
567	singulardatadir=${datadir}/Singular;
568	fi
569
570	if test "x$infodir" = 'x${prefix}/info'; then
571	if test "x${prefix}" = xNONE; then
572	singularinfodir=${ac_default_prefix}/info;
573	else
574	singularinfodir=${prefix}/info;
575	fi
576	else
577	singularinfodir=$infodir;
578	fi
579	cat >> confdefs.h <<EOF
580	#define SINGULAR_DATADIR "${singulardatadir}"
581	EOF
582
583	cat >> confdefs.h <<EOF
584	#define SINGULAR_INFODIR "${singularinfodir}"
585	EOF
586
587
588
589
590
591	if test "${CXXFLAGS+set}" != set; then
592	ac_cxxflags_set=no
593	CXXFLAGS="-O"
594	fi
595	if test "${CFLAGS+set}" != set; then
596	CFLAGS="-O"
597	ac_cflags_set=no
598	fi
599
600	# Extract the first word of "gcc", so it can be a program name with args.
601	set dummy gcc; ac_word=$2
602	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
603	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
604	echo $ac_n "(cached) $ac_c" 1>&6
605	else
606	if test -n "$CC"; then
607	ac_cv_prog_CC="$CC" # Let the user override the test.
608	else
609	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
610	for ac_dir in $PATH; do
611	test -z "$ac_dir" && ac_dir=.
612	if test -f $ac_dir/$ac_word; then
613	ac_cv_prog_CC="gcc"
614	break
615	fi
616	done
617	IFS="$ac_save_ifs"
618	fi
619	fi
620	CC="$ac_cv_prog_CC"
621	if test -n "$CC"; then
622	echo "$ac_t""$CC" 1>&6
623	else
624	echo "$ac_t""no" 1>&6
625	fi
626
627	if test -z "$CC"; then
628	# Extract the first word of "cc", so it can be a program name with args.
629	set dummy cc; ac_word=$2
630	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
631	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
632	echo $ac_n "(cached) $ac_c" 1>&6
633	else
634	if test -n "$CC"; then
635	ac_cv_prog_CC="$CC" # Let the user override the test.
636	else
637	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
638	ac_prog_rejected=no
639	for ac_dir in $PATH; do
640	test -z "$ac_dir" && ac_dir=.
641	if test -f $ac_dir/$ac_word; then
642	if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
643	ac_prog_rejected=yes
644	continue
645	fi
646	ac_cv_prog_CC="cc"
647	break
648	fi
649	done
650	IFS="$ac_save_ifs"
651	if test $ac_prog_rejected = yes; then
652	# We found a bogon in the path, so make sure we never use it.
653	set dummy $ac_cv_prog_CC
654	shift
655	if test $# -gt 0; then
656	# We chose a different compiler from the bogus one.
657	# However, it has the same basename, so the bogon will be chosen
658	# first if we set CC to just the basename; use the full file name.
659	shift
660	set dummy "$ac_dir/$ac_word" "$@"
661	shift
662	ac_cv_prog_CC="$@"
663	fi
664	fi
665	fi
666	fi
667	CC="$ac_cv_prog_CC"
668	if test -n "$CC"; then
669	echo "$ac_t""$CC" 1>&6
670	else
671	echo "$ac_t""no" 1>&6
672	fi
673
674	test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
675	fi
676
677	echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
678	if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
679	echo $ac_n "(cached) $ac_c" 1>&6
680	else
681	cat > conftest.c <<EOF
682	#ifdef __GNUC__
683	yes;
684	#endif
685	EOF
686	if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:687: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
687	ac_cv_prog_gcc=yes
688	else
689	ac_cv_prog_gcc=no
690	fi
691	fi
692
693	echo "$ac_t""$ac_cv_prog_gcc" 1>&6
694	if test $ac_cv_prog_gcc = yes; then
695	GCC=yes
696	if test "${CFLAGS+set}" != set; then
697	echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
698	if eval "test \"`echo '$''{'ac_cv_prog_gcc_g'+set}'`\" = set"; then
699	echo $ac_n "(cached) $ac_c" 1>&6
700	else
701	echo 'void f(){}' > conftest.c
702	if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
703	ac_cv_prog_gcc_g=yes
704	else
705	ac_cv_prog_gcc_g=no
706	fi
707	rm -f conftest*
708
709	fi
710
711	echo "$ac_t""$ac_cv_prog_gcc_g" 1>&6
712	if test $ac_cv_prog_gcc_g = yes; then
713	CFLAGS="-g -O"
714	else
715	CFLAGS="-O"
716	fi
717	fi
718	else
719	GCC=
720	test "${CFLAGS+set}" = set \|\| CFLAGS="-g"
721	fi
722
723	echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
724	# On Suns, sometimes $CPP names a directory.
725	if test -n "$CPP" && test -d "$CPP"; then
726	CPP=
727	fi
728	if test -z "$CPP"; then
729	if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
730	echo $ac_n "(cached) $ac_c" 1>&6
731	else
732	# This must be in double quotes, not single quotes, because CPP may get
733	# substituted into the Makefile and "${CC-cc}" will confuse make.
734	CPP="${CC-cc} -E"
735	# On the NeXT, cc -E runs the code through the compiler's parser,
736	# not just through cpp.
737	cat > conftest.$ac_ext <<EOF
738	#line 739 "configure"
739	#include "confdefs.h"
740	#include <assert.h>
741	Syntax Error
742	EOF
743	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
744	{ (eval echo configure:745: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
745	ac_err=`grep -v '^ *+' conftest.out`
746	if test -z "$ac_err"; then
747	:
748	else
749	echo "$ac_err" >&5
750	rm -rf conftest*
751	CPP="${CC-cc} -E -traditional-cpp"
752	cat > conftest.$ac_ext <<EOF
753	#line 754 "configure"
754	#include "confdefs.h"
755	#include <assert.h>
756	Syntax Error
757	EOF
758	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
759	{ (eval echo configure:760: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
760	ac_err=`grep -v '^ *+' conftest.out`
761	if test -z "$ac_err"; then
762	:
763	else
764	echo "$ac_err" >&5
765	rm -rf conftest*
766	CPP=/lib/cpp
767	fi
768	rm -f conftest*
769	fi
770	rm -f conftest*
771	ac_cv_prog_CPP="$CPP"
772	fi
773	CPP="$ac_cv_prog_CPP"
774	else
775	ac_cv_prog_CPP="$CPP"
776	fi
777	echo "$ac_t""$CPP" 1>&6
778
779	for ac_prog in $CCC c++ g++ gcc CC cxx
780	do
781	# Extract the first word of "$ac_prog", so it can be a program name with args.
782	set dummy $ac_prog; ac_word=$2
783	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
784	if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
785	echo $ac_n "(cached) $ac_c" 1>&6
786	else
787	if test -n "$CXX"; then
788	ac_cv_prog_CXX="$CXX" # Let the user override the test.
789	else
790	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
791	for ac_dir in $PATH; do
792	test -z "$ac_dir" && ac_dir=.
793	if test -f $ac_dir/$ac_word; then
794	ac_cv_prog_CXX="$ac_prog"
795	break
796	fi
797	done
798	IFS="$ac_save_ifs"
799	fi
800	fi
801	CXX="$ac_cv_prog_CXX"
802	if test -n "$CXX"; then
803	echo "$ac_t""$CXX" 1>&6
804	else
805	echo "$ac_t""no" 1>&6
806	fi
807
808	test -n "$CXX" && break
809	done
810	test -n "$CXX" \|\| CXX="gcc"
811
812
813	echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
814	if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
815	echo $ac_n "(cached) $ac_c" 1>&6
816	else
817	cat > conftest.C <<EOF
818	#ifdef __GNUC__
819	yes;
820	#endif
821	EOF
822	if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:823: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
823	ac_cv_prog_gxx=yes
824	else
825	ac_cv_prog_gxx=no
826	fi
827	fi
828
829	echo "$ac_t""$ac_cv_prog_gxx" 1>&6
830	if test $ac_cv_prog_gxx = yes; then
831	GXX=yes
832	if test "${CXXFLAGS+set}" != set; then
833	echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
834	if eval "test \"`echo '$''{'ac_cv_prog_gxx_g'+set}'`\" = set"; then
835	echo $ac_n "(cached) $ac_c" 1>&6
836	else
837	echo 'void f(){}' > conftest.cc
838	if test -z "`${CXX-g++} -g -c conftest.cc 2>&1`"; then
839	ac_cv_prog_gxx_g=yes
840	else
841	ac_cv_prog_gxx_g=no
842	fi
843	rm -f conftest*
844
845	fi
846
847	echo "$ac_t""$ac_cv_prog_gxx_g" 1>&6
848	if test $ac_cv_prog_gxx_g = yes; then
849	CXXFLAGS="-g -O"
850	else
851	CXXFLAGS="-O"
852	fi
853	fi
854	else
855	GXX=
856	test "${CXXFLAGS+set}" = set \|\| CXXFLAGS="-g"
857	fi
858
859	echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
860	set dummy ${MAKE-make}; ac_make=$2
861	if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
862	echo $ac_n "(cached) $ac_c" 1>&6
863	else
864	cat > conftestmake <<\EOF
865	all:
866	@echo 'ac_maketemp="${MAKE}"'
867	EOF
868	# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
869	eval `${MAKE-make} -f conftestmake 2>/dev/null \| grep temp=`
870	if test -n "$ac_maketemp"; then
871	eval ac_cv_prog_make_${ac_make}_set=yes
872	else
873	eval ac_cv_prog_make_${ac_make}_set=no
874	fi
875	rm -f conftestmake
876	fi
877	if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
878	echo "$ac_t""yes" 1>&6
879	SET_MAKE=
880	else
881	echo "$ac_t""no" 1>&6
882	SET_MAKE="MAKE=${MAKE-make}"
883	fi
884
885
886	if test ${GXX} = yes; then
887	CXX=gcc
888	fi
889
890	if test "$libdir" = '${exec_prefix}/lib'; then
891	if test "x$exec_prefix" = xNONE; then
892	if test "x$prefix" = xNONE; then
893	LDFLAGS="-L${ac_default_prefix}/lib ${LDFLAGS}"
894	else
895	LDFLAGS="-L${prefix}/lib ${LDFLAGS}"
896	fi
897	else
898	LDFLAGS="-L${exec_prefix}/lib ${LDFLAGS}"
899	fi
900	else
901	LDFLAGS="-L${libdir} ${LDFLAGS}"
902	fi
903
904	if test "$includedir" = '${prefix}/include'; then
905	if test "x$prefix" = xNONE; then
906	CPPFLAGS="-I${ac_default_prefix}/include ${CPPFLAGS}"
907	else
908	CPPFLAGS="-I${prefix}/include ${CPPFLAGS}"
909	fi
910	else
911	CPPFLAGS="-I${includedir} ${CPPFLAGS}"
912	fi
913
914	if test "$with_info" != no; then
915	# Extract the first word of "info", so it can be a program name with args.
916	set dummy info; ac_word=$2
917	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
918	if eval "test \"`echo '$''{'ac_cv_prog_INFO'+set}'`\" = set"; then
919	echo $ac_n "(cached) $ac_c" 1>&6
920	else
921	if test -n "$INFO"; then
922	ac_cv_prog_INFO="$INFO" # Let the user override the test.
923	else
924	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
925	for ac_dir in $PATH; do
926	test -z "$ac_dir" && ac_dir=.
927	if test -f $ac_dir/$ac_word; then
928	ac_cv_prog_INFO="info"
929	break
930	fi
931	done
932	IFS="$ac_save_ifs"
933	fi
934	fi
935	INFO="$ac_cv_prog_INFO"
936	if test -n "$INFO"; then
937	echo "$ac_t""$INFO" 1>&6
938	else
939	echo "$ac_t""no" 1>&6
940	fi
941
942	if test -n "$INFO"; then
943	cat >> confdefs.h <<\EOF
944	#define HAVE_INFO 1
945	EOF
946
947	fi
948	fi
949
950
951	# Check whether --with-readline or --without-readline was given.
952	if test "${with_readline+set}" = set; then
953	withval="$with_readline"
954	:
955	fi
956
957
958	# Check whether --with-gmp or --without-gmp was given.
959	if test "${with_gmp+set}" = set; then
960	withval="$with_gmp"
961	:
962	fi
963
964
965	# Check whether --with-MP or --without-MP was given.
966	if test "${with_MP+set}" = set; then
967	withval="$with_MP"
968	:
969	fi
970
971
972	# Check whether --with-dbm or --without-dbm was given.
973	if test "${with_dbm+set}" = set; then
974	withval="$with_dbm"
975	:
976	fi
977
978	# Check whether --with-info or --without-info was given.
979	if test "${with_info+set}" = set; then
980	withval="$with_info"
981	:
982	fi
983
984	# Check whether --with-dld or --without-dld was given.
985	if test "${with_dld+set}" = set; then
986	withval="$with_dld"
987	:
988	fi
989
990
991	# Check whether --with-factory or --without-factory was given.
992	if test "${with_factory+set}" = set; then
993	withval="$with_factory"
994	:
995	fi
996
997
998	# Check whether --with-libfac or --without-libfac was given.
999	if test "${with_libfac+set}" = set; then
1000	withval="$with_libfac"
1001	:
1002	fi
1003
1004
1005
1006
1007	echo $ac_n "checking for -lm""... $ac_c" 1>&6
1008	ac_lib_var=`echo m_atof \| tr '.-/+' '___p'`
1009	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1010	echo $ac_n "(cached) $ac_c" 1>&6
1011	else
1012	ac_save_LIBS="$LIBS"
1013	LIBS="-lm $LIBS"
1014	cat > conftest.$ac_ext <<EOF
1015	#line 1016 "configure"
1016	#include "confdefs.h"
1017	/* Override any gcc2 internal prototype to avoid an error. */
1018	char atof();
1019
1020	int main() { return 0; }
1021	int t() {
1022	atof()
1023	; return 0; }
1024	EOF
1025	if { (eval echo configure:1026: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1026	rm -rf conftest*
1027	eval "ac_cv_lib_$ac_lib_var=yes"
1028	else
1029	rm -rf conftest*
1030	eval "ac_cv_lib_$ac_lib_var=no"
1031	fi
1032	rm -f conftest*
1033	LIBS="$ac_save_LIBS"
1034
1035	fi
1036	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1037	echo "$ac_t""yes" 1>&6
1038	ac_tr_lib=HAVE_LIB`echo m \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1039	cat >> confdefs.h <<EOF
1040	#define $ac_tr_lib 1
1041	EOF
1042
1043	LIBS="-lm $LIBS"
1044
1045	else
1046	echo "$ac_t""no" 1>&6
1047	fi
1048
1049	echo $ac_n "checking for -lbsd""... $ac_c" 1>&6
1050	ac_lib_var=`echo bsd_socket \| tr '.-/+' '___p'`
1051	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1052	echo $ac_n "(cached) $ac_c" 1>&6
1053	else
1054	ac_save_LIBS="$LIBS"
1055	LIBS="-lbsd $LIBS"
1056	cat > conftest.$ac_ext <<EOF
1057	#line 1058 "configure"
1058	#include "confdefs.h"
1059	/* Override any gcc2 internal prototype to avoid an error. */
1060	char socket();
1061
1062	int main() { return 0; }
1063	int t() {
1064	socket()
1065	; return 0; }
1066	EOF
1067	if { (eval echo configure:1068: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1068	rm -rf conftest*
1069	eval "ac_cv_lib_$ac_lib_var=yes"
1070	else
1071	rm -rf conftest*
1072	eval "ac_cv_lib_$ac_lib_var=no"
1073	fi
1074	rm -f conftest*
1075	LIBS="$ac_save_LIBS"
1076
1077	fi
1078	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1079	echo "$ac_t""yes" 1>&6
1080	ac_tr_lib=HAVE_LIB`echo bsd \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1081	cat >> confdefs.h <<EOF
1082	#define $ac_tr_lib 1
1083	EOF
1084
1085	LIBS="-lbsd $LIBS"
1086
1087	else
1088	echo "$ac_t""no" 1>&6
1089	fi
1090
1091	echo $ac_n "checking for -lsocket""... $ac_c" 1>&6
1092	ac_lib_var=`echo socket_listen \| tr '.-/+' '___p'`
1093	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1094	echo $ac_n "(cached) $ac_c" 1>&6
1095	else
1096	ac_save_LIBS="$LIBS"
1097	LIBS="-lsocket $LIBS"
1098	cat > conftest.$ac_ext <<EOF
1099	#line 1100 "configure"
1100	#include "confdefs.h"
1101	/* Override any gcc2 internal prototype to avoid an error. */
1102	char listen();
1103
1104	int main() { return 0; }
1105	int t() {
1106	listen()
1107	; return 0; }
1108	EOF
1109	if { (eval echo configure:1110: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1110	rm -rf conftest*
1111	eval "ac_cv_lib_$ac_lib_var=yes"
1112	else
1113	rm -rf conftest*
1114	eval "ac_cv_lib_$ac_lib_var=no"
1115	fi
1116	rm -f conftest*
1117	LIBS="$ac_save_LIBS"
1118
1119	fi
1120	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1121	echo "$ac_t""yes" 1>&6
1122	ac_tr_lib=HAVE_LIB`echo socket \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1123	cat >> confdefs.h <<EOF
1124	#define $ac_tr_lib 1
1125	EOF
1126
1127	LIBS="-lsocket $LIBS"
1128
1129	else
1130	echo "$ac_t""no" 1>&6
1131	fi
1132
1133	echo $ac_n "checking for -lnsl""... $ac_c" 1>&6
1134	ac_lib_var=`echo nsl_gethostbyname \| tr '.-/+' '___p'`
1135	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1136	echo $ac_n "(cached) $ac_c" 1>&6
1137	else
1138	ac_save_LIBS="$LIBS"
1139	LIBS="-lnsl $LIBS"
1140	cat > conftest.$ac_ext <<EOF
1141	#line 1142 "configure"
1142	#include "confdefs.h"
1143	/* Override any gcc2 internal prototype to avoid an error. */
1144	char gethostbyname();
1145
1146	int main() { return 0; }
1147	int t() {
1148	gethostbyname()
1149	; return 0; }
1150	EOF
1151	if { (eval echo configure:1152: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1152	rm -rf conftest*
1153	eval "ac_cv_lib_$ac_lib_var=yes"
1154	else
1155	rm -rf conftest*
1156	eval "ac_cv_lib_$ac_lib_var=no"
1157	fi
1158	rm -f conftest*
1159	LIBS="$ac_save_LIBS"
1160
1161	fi
1162	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1163	echo "$ac_t""yes" 1>&6
1164	ac_tr_lib=HAVE_LIB`echo nsl \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1165	cat >> confdefs.h <<EOF
1166	#define $ac_tr_lib 1
1167	EOF
1168
1169	LIBS="-lnsl $LIBS"
1170
1171	else
1172	echo "$ac_t""no" 1>&6
1173	fi
1174
1175
1176	if test "$with_readline" != no; then
1177	echo $ac_n "checking for -lncurses""... $ac_c" 1>&6
1178	ac_lib_var=`echo ncurses_tgetent \| tr '.-/+' '___p'`
1179	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1180	echo $ac_n "(cached) $ac_c" 1>&6
1181	else
1182	ac_save_LIBS="$LIBS"
1183	LIBS="-lncurses $LIBS"
1184	cat > conftest.$ac_ext <<EOF
1185	#line 1186 "configure"
1186	#include "confdefs.h"
1187	/* Override any gcc2 internal prototype to avoid an error. */
1188	char tgetent();
1189
1190	int main() { return 0; }
1191	int t() {
1192	tgetent()
1193	; return 0; }
1194	EOF
1195	if { (eval echo configure:1196: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1196	rm -rf conftest*
1197	eval "ac_cv_lib_$ac_lib_var=yes"
1198	else
1199	rm -rf conftest*
1200	eval "ac_cv_lib_$ac_lib_var=no"
1201	fi
1202	rm -f conftest*
1203	LIBS="$ac_save_LIBS"
1204
1205	fi
1206	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1207	echo "$ac_t""yes" 1>&6
1208	ac_tr_lib=HAVE_LIB`echo ncurses \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1209	cat >> confdefs.h <<EOF
1210	#define $ac_tr_lib 1
1211	EOF
1212
1213	LIBS="-lncurses $LIBS"
1214
1215	else
1216	echo "$ac_t""no" 1>&6
1217	\
1218	echo $ac_n "checking for -lcurses""... $ac_c" 1>&6
1219	ac_lib_var=`echo curses_tgetent \| tr '.-/+' '___p'`
1220	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1221	echo $ac_n "(cached) $ac_c" 1>&6
1222	else
1223	ac_save_LIBS="$LIBS"
1224	LIBS="-lcurses $LIBS"
1225	cat > conftest.$ac_ext <<EOF
1226	#line 1227 "configure"
1227	#include "confdefs.h"
1228	/* Override any gcc2 internal prototype to avoid an error. */
1229	char tgetent();
1230
1231	int main() { return 0; }
1232	int t() {
1233	tgetent()
1234	; return 0; }
1235	EOF
1236	if { (eval echo configure:1237: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1237	rm -rf conftest*
1238	eval "ac_cv_lib_$ac_lib_var=yes"
1239	else
1240	rm -rf conftest*
1241	eval "ac_cv_lib_$ac_lib_var=no"
1242	fi
1243	rm -f conftest*
1244	LIBS="$ac_save_LIBS"
1245
1246	fi
1247	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1248	echo "$ac_t""yes" 1>&6
1249	ac_tr_lib=HAVE_LIB`echo curses \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1250	cat >> confdefs.h <<EOF
1251	#define $ac_tr_lib 1
1252	EOF
1253
1254	LIBS="-lcurses $LIBS"
1255
1256	else
1257	echo "$ac_t""no" 1>&6
1258	\
1259	echo $ac_n "checking for -ltermcap""... $ac_c" 1>&6
1260	ac_lib_var=`echo termcap_tgetent \| tr '.-/+' '___p'`
1261	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1262	echo $ac_n "(cached) $ac_c" 1>&6
1263	else
1264	ac_save_LIBS="$LIBS"
1265	LIBS="-ltermcap $LIBS"
1266	cat > conftest.$ac_ext <<EOF
1267	#line 1268 "configure"
1268	#include "confdefs.h"
1269	/* Override any gcc2 internal prototype to avoid an error. */
1270	char tgetent();
1271
1272	int main() { return 0; }
1273	int t() {
1274	tgetent()
1275	; return 0; }
1276	EOF
1277	if { (eval echo configure:1278: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1278	rm -rf conftest*
1279	eval "ac_cv_lib_$ac_lib_var=yes"
1280	else
1281	rm -rf conftest*
1282	eval "ac_cv_lib_$ac_lib_var=no"
1283	fi
1284	rm -f conftest*
1285	LIBS="$ac_save_LIBS"
1286
1287	fi
1288	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1289	echo "$ac_t""yes" 1>&6
1290	ac_tr_lib=HAVE_LIB`echo termcap \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1291	cat >> confdefs.h <<EOF
1292	#define $ac_tr_lib 1
1293	EOF
1294
1295	LIBS="-ltermcap $LIBS"
1296
1297	else
1298	echo "$ac_t""no" 1>&6
1299	fi
1300
1301	fi
1302
1303	fi
1304
1305	echo $ac_n "checking for -lreadline""... $ac_c" 1>&6
1306	ac_lib_var=`echo readline_rl_abort \| tr '.-/+' '___p'`
1307	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1308	echo $ac_n "(cached) $ac_c" 1>&6
1309	else
1310	ac_save_LIBS="$LIBS"
1311	LIBS="-lreadline $LIBS"
1312	cat > conftest.$ac_ext <<EOF
1313	#line 1314 "configure"
1314	#include "confdefs.h"
1315	/* Override any gcc2 internal prototype to avoid an error. */
1316	char rl_abort();
1317
1318	int main() { return 0; }
1319	int t() {
1320	rl_abort()
1321	; return 0; }
1322	EOF
1323	if { (eval echo configure:1324: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1324	rm -rf conftest*
1325	eval "ac_cv_lib_$ac_lib_var=yes"
1326	else
1327	rm -rf conftest*
1328	eval "ac_cv_lib_$ac_lib_var=no"
1329	fi
1330	rm -f conftest*
1331	LIBS="$ac_save_LIBS"
1332
1333	fi
1334	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1335	echo "$ac_t""yes" 1>&6
1336	ac_tr_lib=HAVE_LIB`echo readline \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1337	cat >> confdefs.h <<EOF
1338	#define $ac_tr_lib 1
1339	EOF
1340
1341	LIBS="-lreadline $LIBS"
1342
1343	else
1344	echo "$ac_t""no" 1>&6
1345	fi
1346
1347	if test "$ac_cv_lib_readline_rl_abort" = yes; then
1348	for ac_hdr in readline/readline.h readline/history.h sys/file.h
1349	do
1350	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
1351	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1352	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1353	echo $ac_n "(cached) $ac_c" 1>&6
1354	else
1355	cat > conftest.$ac_ext <<EOF
1356	#line 1357 "configure"
1357	#include "confdefs.h"
1358	#include <$ac_hdr>
1359	EOF
1360	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1361	{ (eval echo configure:1362: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1362	ac_err=`grep -v '^ *+' conftest.out`
1363	if test -z "$ac_err"; then
1364	rm -rf conftest*
1365	eval "ac_cv_header_$ac_safe=yes"
1366	else
1367	echo "$ac_err" >&5
1368	rm -rf conftest*
1369	eval "ac_cv_header_$ac_safe=no"
1370	fi
1371	rm -f conftest*
1372	fi
1373	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1374	echo "$ac_t""yes" 1>&6
1375	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
1376	cat >> confdefs.h <<EOF
1377	#define $ac_tr_hdr 1
1378	EOF
1379	ac_readline_ok=yes
1380	else
1381	echo "$ac_t""no" 1>&6
1382	ac_readline_ok=no; break
1383	fi
1384	done
1385
1386	fi
1387	if test "$ac_readline_ok" = yes; then
1388	cat >> confdefs.h <<\EOF
1389	#define HAVE_READLINE 1
1390	EOF
1391
1392	else
1393	echo "configure: warning: building without readline: disabling fancy display" 1>&2;
1394	cat >> confdefs.h <<\EOF
1395	#define HAVE_FEREAD 1
1396	EOF
1397
1398	fi
1399	else
1400	cat >> confdefs.h <<\EOF
1401	#define HAVE_FEREAD 1
1402	EOF
1403
1404	fi
1405
1406	if test "$with_dbm" != no; then
1407	echo $ac_n "checking for -ldbm""... $ac_c" 1>&6
1408	ac_lib_var=`echo dbm_dbminit \| tr '.-/+' '___p'`
1409	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1410	echo $ac_n "(cached) $ac_c" 1>&6
1411	else
1412	ac_save_LIBS="$LIBS"
1413	LIBS="-ldbm $LIBS"
1414	cat > conftest.$ac_ext <<EOF
1415	#line 1416 "configure"
1416	#include "confdefs.h"
1417	/* Override any gcc2 internal prototype to avoid an error. */
1418	char dbminit();
1419
1420	int main() { return 0; }
1421	int t() {
1422	dbminit()
1423	; return 0; }
1424	EOF
1425	if { (eval echo configure:1426: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1426	rm -rf conftest*
1427	eval "ac_cv_lib_$ac_lib_var=yes"
1428	else
1429	rm -rf conftest*
1430	eval "ac_cv_lib_$ac_lib_var=no"
1431	fi
1432	rm -f conftest*
1433	LIBS="$ac_save_LIBS"
1434
1435	fi
1436	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1437	echo "$ac_t""yes" 1>&6
1438	cat >> confdefs.h <<\EOF
1439	#define HAVE_DBM 1
1440	EOF
1441	LIBS="-ldbm $LIBS"
1442	else
1443	echo "$ac_t""no" 1>&6
1444	echo $ac_n "checking for -lgdbm""... $ac_c" 1>&6
1445	ac_lib_var=`echo gdbm_dbminit \| tr '.-/+' '___p'`
1446	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1447	echo $ac_n "(cached) $ac_c" 1>&6
1448	else
1449	ac_save_LIBS="$LIBS"
1450	LIBS="-lgdbm $LIBS"
1451	cat > conftest.$ac_ext <<EOF
1452	#line 1453 "configure"
1453	#include "confdefs.h"
1454	/* Override any gcc2 internal prototype to avoid an error. */
1455	char dbminit();
1456
1457	int main() { return 0; }
1458	int t() {
1459	dbminit()
1460	; return 0; }
1461	EOF
1462	if { (eval echo configure:1463: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1463	rm -rf conftest*
1464	eval "ac_cv_lib_$ac_lib_var=yes"
1465	else
1466	rm -rf conftest*
1467	eval "ac_cv_lib_$ac_lib_var=no"
1468	fi
1469	rm -f conftest*
1470	LIBS="$ac_save_LIBS"
1471
1472	fi
1473	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1474	echo "$ac_t""yes" 1>&6
1475	cat >> confdefs.h <<\EOF
1476	#define HAVE_DBM 1
1477	EOF
1478	LIBS="-lgdbm $LIBS"
1479	else
1480	echo "$ac_t""no" 1>&6
1481	echo "configure: warning: building without dbm: disabling DBM links" 1>&2
1482	fi
1483
1484	fi
1485
1486	fi
1487
1488	if test "$with_dld" = yes; then
1489	echo $ac_n "checking for -ldld""... $ac_c" 1>&6
1490	ac_lib_var=`echo dld_dld_init \| tr '.-/+' '___p'`
1491	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1492	echo $ac_n "(cached) $ac_c" 1>&6
1493	else
1494	ac_save_LIBS="$LIBS"
1495	LIBS="-ldld $LIBS"
1496	cat > conftest.$ac_ext <<EOF
1497	#line 1498 "configure"
1498	#include "confdefs.h"
1499	/* Override any gcc2 internal prototype to avoid an error. */
1500	char dld_init();
1501
1502	int main() { return 0; }
1503	int t() {
1504	dld_init()
1505	; return 0; }
1506	EOF
1507	if { (eval echo configure:1508: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1508	rm -rf conftest*
1509	eval "ac_cv_lib_$ac_lib_var=yes"
1510	else
1511	rm -rf conftest*
1512	eval "ac_cv_lib_$ac_lib_var=no"
1513	fi
1514	rm -f conftest*
1515	LIBS="$ac_save_LIBS"
1516
1517	fi
1518	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1519	echo "$ac_t""yes" 1>&6
1520	\
1521	echo "configure: warning: building without dld: disabling dynamic linking" 1>&2
1522	else
1523	echo "$ac_t""no" 1>&6
1524	fi
1525
1526	fi
1527
1528	NEED_LIBS=$LIBS
1529
1530	if test "$with_builtingmp" = yes; then
1531	cat >> confdefs.h <<\EOF
1532	#define HAVE_BUILTIN_GMP 1
1533	EOF
1534
1535	cat >> confdefs.h <<\EOF
1536	#define HAVE_GMP 1
1537	EOF
1538
1539	ac_gmp_ok=yes
1540	elif test "$with_gmp" != no; then
1541	echo $ac_n "checking for -lgmp""... $ac_c" 1>&6
1542	ac_lib_var=`echo gmp_mpz_init \| tr '.-/+' '___p'`
1543	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1544	echo $ac_n "(cached) $ac_c" 1>&6
1545	else
1546	ac_save_LIBS="$LIBS"
1547	LIBS="-lgmp $LIBS"
1548	cat > conftest.$ac_ext <<EOF
1549	#line 1550 "configure"
1550	#include "confdefs.h"
1551	/* Override any gcc2 internal prototype to avoid an error. */
1552	char mpz_init();
1553
1554	int main() { return 0; }
1555	int t() {
1556	mpz_init()
1557	; return 0; }
1558	EOF
1559	if { (eval echo configure:1560: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1560	rm -rf conftest*
1561	eval "ac_cv_lib_$ac_lib_var=yes"
1562	else
1563	rm -rf conftest*
1564	eval "ac_cv_lib_$ac_lib_var=no"
1565	fi
1566	rm -f conftest*
1567	LIBS="$ac_save_LIBS"
1568
1569	fi
1570	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1571	echo "$ac_t""yes" 1>&6
1572	ac_tr_lib=HAVE_LIB`echo gmp \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1573	cat >> confdefs.h <<EOF
1574	#define $ac_tr_lib 1
1575	EOF
1576
1577	LIBS="-lgmp $LIBS"
1578
1579	else
1580	echo "$ac_t""no" 1>&6
1581	fi
1582
1583	ac_safe=`echo "gmp.h" \| tr './\055' '___'`
1584	echo $ac_n "checking for gmp.h""... $ac_c" 1>&6
1585	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1586	echo $ac_n "(cached) $ac_c" 1>&6
1587	else
1588	cat > conftest.$ac_ext <<EOF
1589	#line 1590 "configure"
1590	#include "confdefs.h"
1591	#include <gmp.h>
1592	EOF
1593	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1594	{ (eval echo configure:1595: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1595	ac_err=`grep -v '^ *+' conftest.out`
1596	if test -z "$ac_err"; then
1597	rm -rf conftest*
1598	eval "ac_cv_header_$ac_safe=yes"
1599	else
1600	echo "$ac_err" >&5
1601	rm -rf conftest*
1602	eval "ac_cv_header_$ac_safe=no"
1603	fi
1604	rm -f conftest*
1605	fi
1606	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1607	echo "$ac_t""yes" 1>&6
1608	:
1609	else
1610	echo "$ac_t""no" 1>&6
1611	fi
1612
1613	if test "$ac_cv_lib_gmp_mpz_init" = yes && \
1614	test "$ac_cv_header_gmp_h" = yes; then
1615	cat >> confdefs.h <<\EOF
1616	#define HAVE_GMP 1
1617	EOF
1618
1619	NEED_LIBS="-lgmp ${NEED_LIBS}"
1620	ac_gmp_ok=yes
1621	elif test "$enable_gmp" = yes; then
1622	cat >> confdefs.h <<\EOF
1623	#define HAVE_GMP 1
1624	EOF
1625
1626	NEED_LIBS="-lgmp ${NEED_LIBS}"
1627	ac_gmp_ok=yes
1628	echo "configure: warning: install gmp before making Singular or configure --without-gmp" 1>&2
1629	else
1630	echo "configure: warning: building without gmp: using build-in rational arithmetic" 1>&2
1631	fi
1632	fi
1633
1634	WITH_MP=no
1635	if test "$with_MP" != no; then
1636	if test "$ac_gmp_ok" != yes; then
1637	echo "configure: warning: building without MP: can not use MP without gmp" 1>&2
1638	else
1639	if test "$ac_cv_lib_gmp_mpz_init"=yes; then
1640	echo $ac_n "checking for -lMP""... $ac_c" 1>&6
1641	ac_lib_var=`echo MP_IMP_PutGmpInt \| tr '.-/+' '___p'`
1642	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1643	echo $ac_n "(cached) $ac_c" 1>&6
1644	else
1645	ac_save_LIBS="$LIBS"
1646	LIBS="-lMP $LIBS"
1647	cat > conftest.$ac_ext <<EOF
1648	#line 1649 "configure"
1649	#include "confdefs.h"
1650	/* Override any gcc2 internal prototype to avoid an error. */
1651	char IMP_PutGmpInt();
1652
1653	int main() { return 0; }
1654	int t() {
1655	IMP_PutGmpInt()
1656	; return 0; }
1657	EOF
1658	if { (eval echo configure:1659: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1659	rm -rf conftest*
1660	eval "ac_cv_lib_$ac_lib_var=yes"
1661	else
1662	rm -rf conftest*
1663	eval "ac_cv_lib_$ac_lib_var=no"
1664	fi
1665	rm -f conftest*
1666	LIBS="$ac_save_LIBS"
1667
1668	fi
1669	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1670	echo "$ac_t""yes" 1>&6
1671	ac_tr_lib=HAVE_LIB`echo MP \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1672	cat >> confdefs.h <<EOF
1673	#define $ac_tr_lib 1
1674	EOF
1675
1676	LIBS="-lMP $LIBS"
1677
1678	else
1679	echo "$ac_t""no" 1>&6
1680	fi
1681
1682	echo $ac_n "checking for -lMPT""... $ac_c" 1>&6
1683	ac_lib_var=`echo MPT_MPT_GetTree \| tr '.-/+' '___p'`
1684	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1685	echo $ac_n "(cached) $ac_c" 1>&6
1686	else
1687	ac_save_LIBS="$LIBS"
1688	LIBS="-lMPT $LIBS"
1689	cat > conftest.$ac_ext <<EOF
1690	#line 1691 "configure"
1691	#include "confdefs.h"
1692	/* Override any gcc2 internal prototype to avoid an error. */
1693	char MPT_GetTree();
1694
1695	int main() { return 0; }
1696	int t() {
1697	MPT_GetTree()
1698	; return 0; }
1699	EOF
1700	if { (eval echo configure:1701: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1701	rm -rf conftest*
1702	eval "ac_cv_lib_$ac_lib_var=yes"
1703	else
1704	rm -rf conftest*
1705	eval "ac_cv_lib_$ac_lib_var=no"
1706	fi
1707	rm -f conftest*
1708	LIBS="$ac_save_LIBS"
1709
1710	fi
1711	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1712	echo "$ac_t""yes" 1>&6
1713	ac_tr_lib=HAVE_LIB`echo MPT \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1714	cat >> confdefs.h <<EOF
1715	#define $ac_tr_lib 1
1716	EOF
1717
1718	LIBS="-lMPT $LIBS"
1719
1720	else
1721	echo "$ac_t""no" 1>&6
1722	fi
1723
1724	fi
1725	for ac_hdr in MP.h MPT.h
1726	do
1727	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
1728	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1729	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1730	echo $ac_n "(cached) $ac_c" 1>&6
1731	else
1732	cat > conftest.$ac_ext <<EOF
1733	#line 1734 "configure"
1734	#include "confdefs.h"
1735	#include <$ac_hdr>
1736	EOF
1737	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1738	{ (eval echo configure:1739: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1739	ac_err=`grep -v '^ *+' conftest.out`
1740	if test -z "$ac_err"; then
1741	rm -rf conftest*
1742	eval "ac_cv_header_$ac_safe=yes"
1743	else
1744	echo "$ac_err" >&5
1745	rm -rf conftest*
1746	eval "ac_cv_header_$ac_safe=no"
1747	fi
1748	rm -f conftest*
1749	fi
1750	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1751	echo "$ac_t""yes" 1>&6
1752	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
1753	cat >> confdefs.h <<EOF
1754	#define $ac_tr_hdr 1
1755	EOF
1756
1757	else
1758	echo "$ac_t""no" 1>&6
1759	fi
1760	done
1761
1762	if test "$ac_cv_lib_MPT_MPT_GetTree" = yes && \
1763	test "$ac_cv_header_MP_h" = yes && \
1764	test "$ac_cv_lib_MP_IMP_PutGmpInt" = yes && \
1765	test "$ac_cv_header_MPT_h" = yes; then
1766	cat >> confdefs.h <<\EOF
1767	#define HAVE_MPSR 1
1768	EOF
1769
1770	NEED_LIBS="-lMPT -lMP ${NEED_LIBS}"
1771	WITH_MP=yes
1772	elif test "$enable_MP" = yes; then
1773	cat >> confdefs.h <<\EOF
1774	#define HAVE_MPSR 1
1775	EOF
1776
1777	NEED_LIBS="-lMPT -lMP ${NEED_LIBS}"
1778	WITH_MP=yes
1779	echo "configure: warning: install MP before making Singular or configure --without-MP" 1>&2
1780	else
1781	echo "configure: warning: building without MP: disabling MP links" 1>&2
1782	fi
1783	fi
1784	fi
1785
1786
1787	WITH_FACTORY=no
1788	if test "$with_factory" != no; then
1789	if test "$ac_gmp_ok" != yes; then
1790	echo "configure: warning: building without factory: can not use factory without gmp" 1>&2
1791	else
1792	if test "$ac_cv_lib_gmp_mpz_init"=yes;then
1793	echo $ac_n "checking for -lsingcf""... $ac_c" 1>&6
1794	ac_lib_var=`echo singcf_atof \| tr '.-/+' '___p'`
1795	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1796	echo $ac_n "(cached) $ac_c" 1>&6
1797	else
1798	ac_save_LIBS="$LIBS"
1799	LIBS="-lsingcf $LIBS"
1800	cat > conftest.$ac_ext <<EOF
1801	#line 1802 "configure"
1802	#include "confdefs.h"
1803	/* Override any gcc2 internal prototype to avoid an error. */
1804	char atof();
1805
1806	int main() { return 0; }
1807	int t() {
1808	atof()
1809	; return 0; }
1810	EOF
1811	if { (eval echo configure:1812: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1812	rm -rf conftest*
1813	eval "ac_cv_lib_$ac_lib_var=yes"
1814	else
1815	rm -rf conftest*
1816	eval "ac_cv_lib_$ac_lib_var=no"
1817	fi
1818	rm -f conftest*
1819	LIBS="$ac_save_LIBS"
1820
1821	fi
1822	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1823	echo "$ac_t""yes" 1>&6
1824	ac_tr_lib=HAVE_LIB`echo singcf \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1825	cat >> confdefs.h <<EOF
1826	#define $ac_tr_lib 1
1827	EOF
1828
1829	LIBS="-lsingcf $LIBS"
1830
1831	else
1832	echo "$ac_t""no" 1>&6
1833	fi
1834
1835	fi
1836	for ac_hdr in factory.h
1837	do
1838	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
1839	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1840	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1841	echo $ac_n "(cached) $ac_c" 1>&6
1842	else
1843	cat > conftest.$ac_ext <<EOF
1844	#line 1845 "configure"
1845	#include "confdefs.h"
1846	#include <$ac_hdr>
1847	EOF
1848	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1849	{ (eval echo configure:1850: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1850	ac_err=`grep -v '^ *+' conftest.out`
1851	if test -z "$ac_err"; then
1852	rm -rf conftest*
1853	eval "ac_cv_header_$ac_safe=yes"
1854	else
1855	echo "$ac_err" >&5
1856	rm -rf conftest*
1857	eval "ac_cv_header_$ac_safe=no"
1858	fi
1859	rm -f conftest*
1860	fi
1861	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1862	echo "$ac_t""yes" 1>&6
1863	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
1864	cat >> confdefs.h <<EOF
1865	#define $ac_tr_hdr 1
1866	EOF
1867
1868	else
1869	echo "$ac_t""no" 1>&6
1870	fi
1871	done
1872
1873	if test "$ac_cv_lib_singcf_atof" = yes && \
1874	test "$ac_cv_header_factory_h" = yes; then
1875	cat >> confdefs.h <<\EOF
1876	#define HAVE_FACTORY 1
1877	EOF
1878
1879	NEED_LIBS="-lsingcf ${NEED_LIBS}"
1880	WITH_FACTORY=yes
1881	elif test "$enable_factory" = yes; then
1882	NEED_LIBS="-lsingcf ${NEED_LIBS}"
1883	cat >> confdefs.h <<\EOF
1884	#define HAVE_FACTORY 1
1885	EOF
1886
1887	WITH_FACTORY=yes
1888	echo "configure: warning: install factory before making Singular or configure --without-factory" 1>&2
1889	else
1890	echo "configure: warning: building without factory: disabling poly factorization" 1>&2
1891	fi
1892	fi
1893	fi
1894
1895
1896	WITH_LIBFAC=no
1897	if test "$with_libfac" != no; then
1898	if test "${WITH_FACTORY}" != yes; then
1899	echo "configure: warning: building without libfac: can not use libfac without factory" 1>&2
1900	else
1901	if test "$ac_cv_lib_singcf_atof" = yes; then
1902	echo $ac_n "checking for -lsingfac""... $ac_c" 1>&6
1903	ac_lib_var=`echo singfac_atof \| tr '.-/+' '___p'`
1904	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1905	echo $ac_n "(cached) $ac_c" 1>&6
1906	else
1907	ac_save_LIBS="$LIBS"
1908	LIBS="-lsingfac $LIBS"
1909	cat > conftest.$ac_ext <<EOF
1910	#line 1911 "configure"
1911	#include "confdefs.h"
1912	/* Override any gcc2 internal prototype to avoid an error. */
1913	char atof();
1914
1915	int main() { return 0; }
1916	int t() {
1917	atof()
1918	; return 0; }
1919	EOF
1920	if { (eval echo configure:1921: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1921	rm -rf conftest*
1922	eval "ac_cv_lib_$ac_lib_var=yes"
1923	else
1924	rm -rf conftest*
1925	eval "ac_cv_lib_$ac_lib_var=no"
1926	fi
1927	rm -f conftest*
1928	LIBS="$ac_save_LIBS"
1929
1930	fi
1931	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1932	echo "$ac_t""yes" 1>&6
1933	ac_tr_lib=HAVE_LIB`echo singfac \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1934	cat >> confdefs.h <<EOF
1935	#define $ac_tr_lib 1
1936	EOF
1937
1938	LIBS="-lsingfac $LIBS"
1939
1940	else
1941	echo "$ac_t""no" 1>&6
1942	fi
1943
1944	fi
1945	for ac_hdr in factor.h
1946	do
1947	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
1948	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1949	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1950	echo $ac_n "(cached) $ac_c" 1>&6
1951	else
1952	cat > conftest.$ac_ext <<EOF
1953	#line 1954 "configure"
1954	#include "confdefs.h"
1955	#include <$ac_hdr>
1956	EOF
1957	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1958	{ (eval echo configure:1959: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1959	ac_err=`grep -v '^ *+' conftest.out`
1960	if test -z "$ac_err"; then
1961	rm -rf conftest*
1962	eval "ac_cv_header_$ac_safe=yes"
1963	else
1964	echo "$ac_err" >&5
1965	rm -rf conftest*
1966	eval "ac_cv_header_$ac_safe=no"
1967	fi
1968	rm -f conftest*
1969	fi
1970	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1971	echo "$ac_t""yes" 1>&6
1972	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
1973	cat >> confdefs.h <<EOF
1974	#define $ac_tr_hdr 1
1975	EOF
1976
1977	else
1978	echo "$ac_t""no" 1>&6
1979	fi
1980	done
1981
1982	if test "$ac_cv_lib_singfac_atof" = yes && \
1983	test "$ac_cv_header_factor_h" = yes; then
1984	NEED_LIBS="-lsingfac ${NEED_LIBS}"
1985	cat >> confdefs.h <<\EOF
1986	#define HAVE_LIBFAC_P 1
1987	EOF
1988
1989	WITH_LIBFAC=yes
1990	elif test "$enable_libfac" = yes; then
1991	NEED_LIBS="-lsingfac ${NEED_LIBS}"
1992	cat >> confdefs.h <<\EOF
1993	#define HAVE_LIBFAC_P 1
1994	EOF
1995
1996	WITH_LIBFAC=yes
1997	echo "configure: warning: install libfac before making Singular or configure --without-libfac" 1>&2
1998	else
1999	echo "configure: warning: building without libfac: disabling char series" 1>&2
2000	fi
2001	fi
2002	fi
2003
2004
2005
2006
2007
2008	# If we cannot run a trivial program, we must be cross compiling.
2009	echo $ac_n "checking whether cross-compiling""... $ac_c" 1>&6
2010	if eval "test \"`echo '$''{'ac_cv_c_cross'+set}'`\" = set"; then
2011	echo $ac_n "(cached) $ac_c" 1>&6
2012	else
2013	if test "$cross_compiling" = yes; then
2014	ac_cv_c_cross=yes
2015	else
2016	cat > conftest.$ac_ext <<EOF
2017	#line 2018 "configure"
2018	#include "confdefs.h"
2019	main(){return(0);}
2020	EOF
2021	{ (eval echo configure:2022: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
2022	if test -s conftest && (./conftest; exit) 2>/dev/null; then
2023	ac_cv_c_cross=no
2024	else
2025	ac_cv_c_cross=yes
2026	fi
2027	fi
2028	rm -fr conftest*
2029	fi
2030
2031	echo "$ac_t""$ac_cv_c_cross" 1>&6
2032	cross_compiling=$ac_cv_c_cross
2033
2034	echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
2035	if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
2036	echo $ac_n "(cached) $ac_c" 1>&6
2037	else
2038	cat > conftest.$ac_ext <<EOF
2039	#line 2040 "configure"
2040	#include "confdefs.h"
2041	#include <stdlib.h>
2042	#include <stdarg.h>
2043	#include <string.h>
2044	#include <float.h>
2045	EOF
2046	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
2047	{ (eval echo configure:2048: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2048	ac_err=`grep -v '^ *+' conftest.out`
2049	if test -z "$ac_err"; then
2050	rm -rf conftest*
2051	ac_cv_header_stdc=yes
2052	else
2053	echo "$ac_err" >&5
2054	rm -rf conftest*
2055	ac_cv_header_stdc=no
2056	fi
2057	rm -f conftest*
2058
2059	if test $ac_cv_header_stdc = yes; then
2060	# SunOS 4.x string.h does not declare mem*, contrary to ANSI.
2061	cat > conftest.$ac_ext <<EOF
2062	#line 2063 "configure"
2063	#include "confdefs.h"
2064	#include <string.h>
2065	EOF
2066	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
2067	egrep "memchr" >/dev/null 2>&1; then
2068	:
2069	else
2070	rm -rf conftest*
2071	ac_cv_header_stdc=no
2072	fi
2073	rm -f conftest*
2074
2075	fi
2076
2077	if test $ac_cv_header_stdc = yes; then
2078	# ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
2079	cat > conftest.$ac_ext <<EOF
2080	#line 2081 "configure"
2081	#include "confdefs.h"
2082	#include <stdlib.h>
2083	EOF
2084	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
2085	egrep "free" >/dev/null 2>&1; then
2086	:
2087	else
2088	rm -rf conftest*
2089	ac_cv_header_stdc=no
2090	fi
2091	rm -f conftest*
2092
2093	fi
2094
2095	if test $ac_cv_header_stdc = yes; then
2096	# /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
2097	if test "$cross_compiling" = yes; then
2098	:
2099	else
2100	cat > conftest.$ac_ext <<EOF
2101	#line 2102 "configure"
2102	#include "confdefs.h"
2103	#include <ctype.h>
2104	#define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
2105	#define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
2106	#define XOR(e, f) (((e) && !(f)) \|\| (!(e) && (f)))
2107	int main () { int i; for (i = 0; i < 256; i++)
2108	if (XOR (islower (i), ISLOWER (i)) \|\| toupper (i) != TOUPPER (i)) exit(2);
2109	exit (0); }
2110
2111	EOF
2112	{ (eval echo configure:2113: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
2113	if test -s conftest && (./conftest; exit) 2>/dev/null; then
2114	:
2115	else
2116	ac_cv_header_stdc=no
2117	fi
2118	fi
2119	rm -fr conftest*
2120	fi
2121	fi
2122
2123	echo "$ac_t""$ac_cv_header_stdc" 1>&6
2124	if test $ac_cv_header_stdc = yes; then
2125	cat >> confdefs.h <<\EOF
2126	#define STDC_HEADERS 1
2127	EOF
2128
2129	fi
2130
2131
2132	for ac_hdr in limits.h unistd.h
2133	do
2134	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
2135	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
2136	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
2137	echo $ac_n "(cached) $ac_c" 1>&6
2138	else
2139	cat > conftest.$ac_ext <<EOF
2140	#line 2141 "configure"
2141	#include "confdefs.h"
2142	#include <$ac_hdr>
2143	EOF
2144	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
2145	{ (eval echo configure:2146: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2146	ac_err=`grep -v '^ *+' conftest.out`
2147	if test -z "$ac_err"; then
2148	rm -rf conftest*
2149	eval "ac_cv_header_$ac_safe=yes"
2150	else
2151	echo "$ac_err" >&5
2152	rm -rf conftest*
2153	eval "ac_cv_header_$ac_safe=no"
2154	fi
2155	rm -f conftest*
2156	fi
2157	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
2158	echo "$ac_t""yes" 1>&6
2159	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
2160	cat >> confdefs.h <<EOF
2161	#define $ac_tr_hdr 1
2162	EOF
2163
2164	else
2165	echo "$ac_t""no" 1>&6
2166	{ echo "configure: error: Can not compile without limits.h unistd.h" 1>&2; exit 1; }
2167	fi
2168	done
2169
2170
2171	for ac_hdr in sys/file.h sys/ioctl.h sys/time.h sys/times.h
2172	do
2173	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
2174	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
2175	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
2176	echo $ac_n "(cached) $ac_c" 1>&6
2177	else
2178	cat > conftest.$ac_ext <<EOF
2179	#line 2180 "configure"
2180	#include "confdefs.h"
2181	#include <$ac_hdr>
2182	EOF
2183	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
2184	{ (eval echo configure:2185: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2185	ac_err=`grep -v '^ *+' conftest.out`
2186	if test -z "$ac_err"; then
2187	rm -rf conftest*
2188	eval "ac_cv_header_$ac_safe=yes"
2189	else
2190	echo "$ac_err" >&5
2191	rm -rf conftest*
2192	eval "ac_cv_header_$ac_safe=no"
2193	fi
2194	rm -f conftest*
2195	fi
2196	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
2197	echo "$ac_t""yes" 1>&6
2198	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
2199	cat >> confdefs.h <<EOF
2200	#define $ac_tr_hdr 1
2201	EOF
2202
2203	else
2204	echo "$ac_t""no" 1>&6
2205	fi
2206	done
2207
2208
2209	echo $ac_n "checking for working const""... $ac_c" 1>&6
2210	if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
2211	echo $ac_n "(cached) $ac_c" 1>&6
2212	else
2213	cat > conftest.$ac_ext <<EOF
2214	#line 2215 "configure"
2215	#include "confdefs.h"
2216
2217	int main() { return 0; }
2218	int t() {
2219
2220	/* Ultrix mips cc rejects this. */
2221	typedef int charset[2]; const charset x;
2222	/* SunOS 4.1.1 cc rejects this. */
2223	char const const ccp;
2224	char **p;
2225	/* NEC SVR4.0.2 mips cc rejects this. */
2226	struct point {int x, y;};
2227	static struct point const zero = {0,0};
2228	/* AIX XL C 1.02.0.0 rejects this.
2229	It does not let you subtract one const X* pointer from another in an arm
2230	of an if-expression whose if-part is not a constant expression */
2231	const char *g = "string";
2232	ccp = &g + (g ? g-g : 0);
2233	/* HPUX 7.0 cc rejects these. */
2234	++ccp;
2235	p = (char**) ccp;
2236	ccp = (char const const ) p;
2237	{ /* SCO 3.2v4 cc rejects this. */
2238	char *t;
2239	char const s = 0 ? (char ) 0 : (char const *) 0;
2240
2241	*t++ = 0;
2242	}
2243	{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */
2244	int x[] = {25, 17};
2245	const int *foo = &x[0];
2246	++foo;
2247	}
2248	{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
2249	typedef const int *iptr;
2250	iptr p = 0;
2251	++p;
2252	}
2253	{ /* AIX XL C 1.02.0.0 rejects this saying
2254	"k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
2255	struct s { int j; const int *ap[3]; };
2256	struct s *b; b->j = 5;
2257	}
2258	{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
2259	const int foo = 10;
2260	}
2261
2262	; return 0; }
2263	EOF
2264	if { (eval echo configure:2265: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2265	rm -rf conftest*
2266	ac_cv_c_const=yes
2267	else
2268	rm -rf conftest*
2269	ac_cv_c_const=no
2270	fi
2271	rm -f conftest*
2272
2273	fi
2274
2275	echo "$ac_t""$ac_cv_c_const" 1>&6
2276	if test $ac_cv_c_const = no; then
2277	cat >> confdefs.h <<\EOF
2278	#define const
2279	EOF
2280
2281	fi
2282
2283	echo $ac_n "checking for inline""... $ac_c" 1>&6
2284	if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
2285	echo $ac_n "(cached) $ac_c" 1>&6
2286	else
2287	ac_cv_c_inline=no
2288	for ac_kw in inline __inline__ __inline; do
2289	cat > conftest.$ac_ext <<EOF
2290	#line 2291 "configure"
2291	#include "confdefs.h"
2292
2293	int main() { return 0; }
2294	int t() {
2295	} $ac_kw foo() {
2296	; return 0; }
2297	EOF
2298	if { (eval echo configure:2299: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2299	rm -rf conftest*
2300	ac_cv_c_inline=$ac_kw; break
2301	fi
2302	rm -f conftest*
2303
2304	done
2305
2306	fi
2307
2308	echo "$ac_t""$ac_cv_c_inline" 1>&6
2309	case "$ac_cv_c_inline" in
2310	inline \| yes) ;;
2311	no) cat >> confdefs.h <<\EOF
2312	#define inline
2313	EOF
2314	;;
2315	*) cat >> confdefs.h <<EOF
2316	#define inline $ac_cv_c_inline
2317	EOF
2318	;;
2319	esac
2320
2321	echo $ac_n "checking for size_t""... $ac_c" 1>&6
2322	if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
2323	echo $ac_n "(cached) $ac_c" 1>&6
2324	else
2325	cat > conftest.$ac_ext <<EOF
2326	#line 2327 "configure"
2327	#include "confdefs.h"
2328	#include <sys/types.h>
2329	#if STDC_HEADERS
2330	#include <stdlib.h>
2331	#endif
2332	EOF
2333	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
2334	egrep "size_t" >/dev/null 2>&1; then
2335	rm -rf conftest*
2336	ac_cv_type_size_t=yes
2337	else
2338	rm -rf conftest*
2339	ac_cv_type_size_t=no
2340	fi
2341	rm -f conftest*
2342
2343	fi
2344	echo "$ac_t""$ac_cv_type_size_t" 1>&6
2345	if test $ac_cv_type_size_t = no; then
2346	cat >> confdefs.h <<\EOF
2347	#define size_t unsigned
2348	EOF
2349
2350	fi
2351
2352	echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
2353	if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
2354	echo $ac_n "(cached) $ac_c" 1>&6
2355	else
2356	cat > conftest.$ac_ext <<EOF
2357	#line 2358 "configure"
2358	#include "confdefs.h"
2359	#include <sys/types.h>
2360	#include <sys/time.h>
2361	#include <time.h>
2362	int main() { return 0; }
2363	int t() {
2364	struct tm *tp;
2365	; return 0; }
2366	EOF
2367	if { (eval echo configure:2368: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2368	rm -rf conftest*
2369	ac_cv_header_time=yes
2370	else
2371	rm -rf conftest*
2372	ac_cv_header_time=no
2373	fi
2374	rm -f conftest*
2375
2376	fi
2377
2378	echo "$ac_t""$ac_cv_header_time" 1>&6
2379	if test $ac_cv_header_time = yes; then
2380	cat >> confdefs.h <<\EOF
2381	#define TIME_WITH_SYS_TIME 1
2382	EOF
2383
2384	fi
2385
2386	echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
2387	if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
2388	echo $ac_n "(cached) $ac_c" 1>&6
2389	else
2390	cat > conftest.$ac_ext <<EOF
2391	#line 2392 "configure"
2392	#include "confdefs.h"
2393	#include <sys/types.h>
2394	#include <time.h>
2395	int main() { return 0; }
2396	int t() {
2397	struct tm *tp; tp->tm_sec;
2398	; return 0; }
2399	EOF
2400	if { (eval echo configure:2401: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2401	rm -rf conftest*
2402	ac_cv_struct_tm=time.h
2403	else
2404	rm -rf conftest*
2405	ac_cv_struct_tm=sys/time.h
2406	fi
2407	rm -f conftest*
2408
2409	fi
2410
2411	echo "$ac_t""$ac_cv_struct_tm" 1>&6
2412	if test $ac_cv_struct_tm = sys/time.h; then
2413	cat >> confdefs.h <<\EOF
2414	#define TM_IN_SYS_TIME 1
2415	EOF
2416
2417	fi
2418
2419
2420	# The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
2421	# for constant arguments. Useless!
2422	echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6
2423	if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
2424	echo $ac_n "(cached) $ac_c" 1>&6
2425	else
2426	cat > conftest.$ac_ext <<EOF
2427	#line 2428 "configure"
2428	#include "confdefs.h"
2429	#include <alloca.h>
2430	int main() { return 0; }
2431	int t() {
2432	char p = alloca(2 sizeof(int));
2433	; return 0; }
2434	EOF
2435	if { (eval echo configure:2436: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
2436	rm -rf conftest*
2437	ac_cv_header_alloca_h=yes
2438	else
2439	rm -rf conftest*
2440	ac_cv_header_alloca_h=no
2441	fi
2442	rm -f conftest*
2443
2444	fi
2445
2446	echo "$ac_t""$ac_cv_header_alloca_h" 1>&6
2447	if test $ac_cv_header_alloca_h = yes; then
2448	cat >> confdefs.h <<\EOF
2449	#define HAVE_ALLOCA_H 1
2450	EOF
2451
2452	fi
2453
2454	echo $ac_n "checking for alloca""... $ac_c" 1>&6
2455	if eval "test \"`echo '$''{'ac_cv_func_alloca'+set}'`\" = set"; then
2456	echo $ac_n "(cached) $ac_c" 1>&6
2457	else
2458	cat > conftest.$ac_ext <<EOF
2459	#line 2460 "configure"
2460	#include "confdefs.h"
2461
2462	#ifdef __GNUC__
2463	# define alloca __builtin_alloca
2464	#else
2465	# if HAVE_ALLOCA_H
2466	# include <alloca.h>
2467	# else
2468	# ifdef _AIX
2469	#pragma alloca
2470	# else
2471	# ifndef alloca /* predefined by HP cc +Olibcalls */
2472	char *alloca ();
2473	# endif
2474	# endif
2475	# endif
2476	#endif
2477
2478	int main() { return 0; }
2479	int t() {
2480	char p = (char ) alloca(1);
2481	; return 0; }
2482	EOF
2483	if { (eval echo configure:2484: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
2484	rm -rf conftest*
2485	ac_cv_func_alloca=yes
2486	else
2487	rm -rf conftest*
2488	ac_cv_func_alloca=no
2489	fi
2490	rm -f conftest*
2491
2492	fi
2493
2494	echo "$ac_t""$ac_cv_func_alloca" 1>&6
2495	if test $ac_cv_func_alloca = yes; then
2496	cat >> confdefs.h <<\EOF
2497	#define HAVE_ALLOCA 1
2498	EOF
2499
2500	fi
2501
2502	if test $ac_cv_func_alloca = no; then
2503	# The SVR3 libPW and SVR4 libucb both contain incompatible functions
2504	# that cause trouble. Some versions do not even contain alloca or
2505	# contain a buggy version. If you still want to use their alloca,
2506	# use ar to extract alloca.o from them instead of compiling alloca.c.
2507	ALLOCA=alloca.o
2508	cat >> confdefs.h <<\EOF
2509	#define C_ALLOCA 1
2510	EOF
2511
2512
2513	echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
2514	if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
2515	echo $ac_n "(cached) $ac_c" 1>&6
2516	else
2517	cat > conftest.$ac_ext <<EOF
2518	#line 2519 "configure"
2519	#include "confdefs.h"
2520	#if defined(CRAY) && ! defined(CRAY2)
2521	webecray
2522	#else
2523	wenotbecray
2524	#endif
2525
2526	EOF
2527	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
2528	egrep "webecray" >/dev/null 2>&1; then
2529	rm -rf conftest*
2530	ac_cv_os_cray=yes
2531	else
2532	rm -rf conftest*
2533	ac_cv_os_cray=no
2534	fi
2535	rm -f conftest*
2536
2537	fi
2538
2539	echo "$ac_t""$ac_cv_os_cray" 1>&6
2540	if test $ac_cv_os_cray = yes; then
2541	for ac_func in _getb67 GETB67 getb67; do
2542	echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
2543	if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
2544	echo $ac_n "(cached) $ac_c" 1>&6
2545	else
2546	cat > conftest.$ac_ext <<EOF
2547	#line 2548 "configure"
2548	#include "confdefs.h"
2549	/* System header to define __stub macros and hopefully few prototypes,
2550	which can conflict with char $ac_func(); below. */
2551	#include <assert.h>
2552	/* Override any gcc2 internal prototype to avoid an error. */
2553	char $ac_func();
2554
2555	int main() { return 0; }
2556	int t() {
2557
2558	/* The GNU C library defines this for functions which it implements
2559	to always fail with ENOSYS. Some functions are actually named
2560	something starting with __ and the normal name is an alias. */
2561	#if defined (__stub_$ac_func) \|\| defined (__stub___$ac_func)
2562	choke me
2563	#else
2564	$ac_func();
2565	#endif
2566
2567	; return 0; }
2568	EOF
2569	if { (eval echo configure:2570: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
2570	rm -rf conftest*
2571	eval "ac_cv_func_$ac_func=yes"
2572	else
2573	rm -rf conftest*
2574	eval "ac_cv_func_$ac_func=no"
2575	fi
2576	rm -f conftest*
2577
2578	fi
2579	if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
2580	echo "$ac_t""yes" 1>&6
2581	cat >> confdefs.h <<EOF
2582	#define CRAY_STACKSEG_END $ac_func
2583	EOF
2584
2585	break
2586	else
2587	echo "$ac_t""no" 1>&6
2588	fi
2589
2590	done
2591	fi
2592
2593	echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
2594	if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
2595	echo $ac_n "(cached) $ac_c" 1>&6
2596	else
2597	if test "$cross_compiling" = yes; then
2598	ac_cv_c_stack_direction=0
2599	else
2600	cat > conftest.$ac_ext <<EOF
2601	#line 2602 "configure"
2602	#include "confdefs.h"
2603	find_stack_direction ()
2604	{
2605	static char *addr = 0;
2606	auto char dummy;
2607	if (addr == 0)
2608	{
2609	addr = &dummy;
2610	return find_stack_direction ();
2611	}
2612	else
2613	return (&dummy > addr) ? 1 : -1;
2614	}
2615	main ()
2616	{
2617	exit (find_stack_direction() < 0);
2618	}
2619	EOF
2620	{ (eval echo configure:2621: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
2621	if test -s conftest && (./conftest; exit) 2>/dev/null; then
2622	ac_cv_c_stack_direction=1
2623	else
2624	ac_cv_c_stack_direction=-1
2625	fi
2626	fi
2627	rm -fr conftest*
2628	fi
2629
2630	echo "$ac_t""$ac_cv_c_stack_direction" 1>&6
2631	cat >> confdefs.h <<EOF
2632	#define STACK_DIRECTION $ac_cv_c_stack_direction
2633	EOF
2634
2635	fi
2636
2637	if test $ac_cv_prog_gcc = yes; then
2638	echo $ac_n "checking whether ${CC-cc} needs -traditional""... $ac_c" 1>&6
2639	if eval "test \"`echo '$''{'ac_cv_prog_gcc_traditional'+set}'`\" = set"; then
2640	echo $ac_n "(cached) $ac_c" 1>&6
2641	else
2642	ac_pattern="Autoconf.*'x'"
2643	cat > conftest.$ac_ext <<EOF
2644	#line 2645 "configure"
2645	#include "confdefs.h"
2646	#include <sgtty.h>
2647	Autoconf TIOCGETP
2648	EOF
2649	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
2650	egrep "$ac_pattern" >/dev/null 2>&1; then
2651	rm -rf conftest*
2652	ac_cv_prog_gcc_traditional=yes
2653	else
2654	rm -rf conftest*
2655	ac_cv_prog_gcc_traditional=no
2656	fi
2657	rm -f conftest*
2658
2659
2660	if test $ac_cv_prog_gcc_traditional = no; then
2661	cat > conftest.$ac_ext <<EOF
2662	#line 2663 "configure"
2663	#include "confdefs.h"
2664	#include <termio.h>
2665	Autoconf TCGETA
2666	EOF
2667	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
2668	egrep "$ac_pattern" >/dev/null 2>&1; then
2669	rm -rf conftest*
2670	ac_cv_prog_gcc_traditional=yes
2671	fi
2672	rm -f conftest*
2673
2674	fi
2675	fi
2676
2677	echo "$ac_t""$ac_cv_prog_gcc_traditional" 1>&6
2678	if test $ac_cv_prog_gcc_traditional = yes; then
2679	CC="$CC -traditional"
2680	fi
2681	fi
2682
2683	for ac_func in valloc getpagesize
2684	do
2685	echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
2686	if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
2687	echo $ac_n "(cached) $ac_c" 1>&6
2688	else
2689	cat > conftest.$ac_ext <<EOF
2690	#line 2691 "configure"
2691	#include "confdefs.h"
2692	/* System header to define __stub macros and hopefully few prototypes,
2693	which can conflict with char $ac_func(); below. */
2694	#include <assert.h>
2695	/* Override any gcc2 internal prototype to avoid an error. */
2696	char $ac_func();
2697
2698	int main() { return 0; }
2699	int t() {
2700
2701	/* The GNU C library defines this for functions which it implements
2702	to always fail with ENOSYS. Some functions are actually named
2703	something starting with __ and the normal name is an alias. */
2704	#if defined (__stub_$ac_func) \|\| defined (__stub___$ac_func)
2705	choke me
2706	#else
2707	$ac_func();
2708	#endif
2709
2710	; return 0; }
2711	EOF
2712	if { (eval echo configure:2713: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
2713	rm -rf conftest*
2714	eval "ac_cv_func_$ac_func=yes"
2715	else
2716	rm -rf conftest*
2717	eval "ac_cv_func_$ac_func=no"
2718	fi
2719	rm -f conftest*
2720
2721	fi
2722	if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
2723	echo "$ac_t""yes" 1>&6
2724	ac_tr_func=HAVE_`echo $ac_func \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
2725	cat >> confdefs.h <<EOF
2726	#define $ac_tr_func 1
2727	EOF
2728
2729	else
2730	echo "$ac_t""no" 1>&6
2731	fi
2732	done
2733
2734	echo $ac_n "checking for working mmap""... $ac_c" 1>&6
2735	if eval "test \"`echo '$''{'ac_cv_func_mmap'+set}'`\" = set"; then
2736	echo $ac_n "(cached) $ac_c" 1>&6
2737	else
2738	if test "$cross_compiling" = yes; then
2739	ac_cv_func_mmap=no
2740	else
2741	cat > conftest.$ac_ext <<EOF
2742	#line 2743 "configure"
2743	#include "confdefs.h"
2744
2745	/* Thanks to Mike Haertel and Jim Avera for this test. */
2746	#include <sys/types.h>
2747	#include <fcntl.h>
2748	#include <sys/mman.h>
2749
2750	#ifndef HAVE_GETPAGESIZE
2751	# include <sys/param.h>
2752	# ifdef EXEC_PAGESIZE
2753	# define getpagesize() EXEC_PAGESIZE
2754	# else
2755	# ifdef NBPG
2756	# define getpagesize() NBPG * CLSIZE
2757	# ifndef CLSIZE
2758	# define CLSIZE 1
2759	# endif
2760	# else
2761	# ifdef NBPC
2762	# define getpagesize() NBPC
2763	# else
2764	# define getpagesize() PAGESIZE /* SVR4 */
2765	# endif
2766	# endif
2767	# endif
2768	#endif
2769
2770	#ifndef HAVE_VALLOC
2771	# define valloc malloc
2772	#endif
2773
2774	#ifdef __cplusplus
2775	extern "C" { void valloc(unsigned), malloc(unsigned); }
2776	#else
2777	char valloc(), malloc();
2778	#endif
2779
2780	int
2781	main()
2782	{
2783	char buf1, buf2, *buf3;
2784	int i = getpagesize(), j;
2785	int i2 = i * 2;
2786	int fd;
2787
2788	buf1 = (char *)valloc(i2);
2789	buf2 = (char *)valloc(i);
2790	buf3 = (char *)malloc(i2);
2791	for (j = 0; j < i2; ++j)
2792	*(buf1 + j) = rand();
2793	fd = open("conftestmmap", O_CREAT \| O_RDWR, 0666);
2794	write(fd, buf1, i2);
2795	mmap(buf2, i, PROT_READ \| PROT_WRITE, MAP_FIXED \| MAP_PRIVATE, fd, 0);
2796	for (j = 0; j < i; ++j)
2797	if ((buf1 + j) != (buf2 + j))
2798	exit(1);
2799	lseek(fd, (long)i, 0);
2800	read(fd, buf2, i); /* read into mapped memory -- file should not change */
2801	/* (it does in i386 SVR4.0 - Jim Avera, jima@netcom.com) */
2802	lseek(fd, (long)0, 0);
2803	read(fd, buf3, i2);
2804	for (j = 0; j < i2; ++j)
2805	if ((buf1 + j) != (buf3 + j))
2806	exit(1);
2807	exit(0);
2808	}
2809
2810	EOF
2811	{ (eval echo configure:2812: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
2812	if test -s conftest && (./conftest; exit) 2>/dev/null; then
2813	ac_cv_func_mmap=yes
2814	else
2815	ac_cv_func_mmap=no
2816	fi
2817	fi
2818	rm -fr conftest*
2819	fi
2820
2821	echo "$ac_t""$ac_cv_func_mmap" 1>&6
2822	if test $ac_cv_func_mmap = yes; then
2823	cat >> confdefs.h <<\EOF
2824	#define HAVE_MMAP 1
2825	EOF
2826
2827	fi
2828
2829	echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
2830	if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
2831	echo $ac_n "(cached) $ac_c" 1>&6
2832	else
2833	cat > conftest.$ac_ext <<EOF
2834	#line 2835 "configure"
2835	#include "confdefs.h"
2836	#include <sys/types.h>
2837	#include <signal.h>
2838	#ifdef signal
2839	#undef signal
2840	#endif
2841	#ifdef __cplusplus
2842	extern "C" void (signal (int, void ()(int)))(int);
2843	#else
2844	void (*signal ()) ();
2845	#endif
2846
2847	int main() { return 0; }
2848	int t() {
2849	int i;
2850	; return 0; }
2851	EOF
2852	if { (eval echo configure:2853: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
2853	rm -rf conftest*
2854	ac_cv_type_signal=void
2855	else
2856	rm -rf conftest*
2857	ac_cv_type_signal=int
2858	fi
2859	rm -f conftest*
2860
2861	fi
2862
2863	echo "$ac_t""$ac_cv_type_signal" 1>&6
2864	cat >> confdefs.h <<EOF
2865	#define RETSIGTYPE $ac_cv_type_signal
2866	EOF
2867
2868
2869	echo $ac_n "checking for vprintf""... $ac_c" 1>&6
2870	if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
2871	echo $ac_n "(cached) $ac_c" 1>&6
2872	else
2873	cat > conftest.$ac_ext <<EOF
2874	#line 2875 "configure"
2875	#include "confdefs.h"
2876	/* System header to define __stub macros and hopefully few prototypes,
2877	which can conflict with char vprintf(); below. */
2878	#include <assert.h>
2879	/* Override any gcc2 internal prototype to avoid an error. */
2880	char vprintf();
2881
2882	int main() { return 0; }
2883	int t() {
2884
2885	/* The GNU C library defines this for functions which it implements
2886	to always fail with ENOSYS. Some functions are actually named
2887	something starting with __ and the normal name is an alias. */
2888	#if defined (__stub_vprintf) \|\| defined (__stub___vprintf)
2889	choke me
2890	#else
2891	vprintf();
2892	#endif
2893
2894	; return 0; }
2895	EOF
2896	if { (eval echo configure:2897: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
2897	rm -rf conftest*
2898	eval "ac_cv_func_vprintf=yes"
2899	else
2900	rm -rf conftest*
2901	eval "ac_cv_func_vprintf=no"
2902	fi
2903	rm -f conftest*
2904
2905	fi
2906	if eval "test \"`echo '$ac_cv_func_'vprintf`\" = yes"; then
2907	echo "$ac_t""yes" 1>&6
2908	cat >> confdefs.h <<\EOF
2909	#define HAVE_VPRINTF 1
2910	EOF
2911
2912	else
2913	echo "$ac_t""no" 1>&6
2914	fi
2915
2916	if test "$ac_cv_func_vprintf" != yes; then
2917	echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
2918	if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
2919	echo $ac_n "(cached) $ac_c" 1>&6
2920	else
2921	cat > conftest.$ac_ext <<EOF
2922	#line 2923 "configure"
2923	#include "confdefs.h"
2924	/* System header to define __stub macros and hopefully few prototypes,
2925	which can conflict with char _doprnt(); below. */
2926	#include <assert.h>
2927	/* Override any gcc2 internal prototype to avoid an error. */
2928	char _doprnt();
2929
2930	int main() { return 0; }
2931	int t() {
2932
2933	/* The GNU C library defines this for functions which it implements
2934	to always fail with ENOSYS. Some functions are actually named
2935	something starting with __ and the normal name is an alias. */
2936	#if defined (__stub__doprnt) \|\| defined (__stub____doprnt)
2937	choke me
2938	#else
2939	_doprnt();
2940	#endif
2941
2942	; return 0; }
2943	EOF
2944	if { (eval echo configure:2945: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
2945	rm -rf conftest*
2946	eval "ac_cv_func__doprnt=yes"
2947	else
2948	rm -rf conftest*
2949	eval "ac_cv_func__doprnt=no"
2950	fi
2951	rm -f conftest*
2952
2953	fi
2954	if eval "test \"`echo '$ac_cv_func_'_doprnt`\" = yes"; then
2955	echo "$ac_t""yes" 1>&6
2956	cat >> confdefs.h <<\EOF
2957	#define HAVE_DOPRNT 1
2958	EOF
2959
2960	else
2961	echo "$ac_t""no" 1>&6
2962	fi
2963
2964	fi
2965
2966	for ac_func in gettimeofday strstr strtod strtol atexit
2967	do
2968	echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
2969	if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
2970	echo $ac_n "(cached) $ac_c" 1>&6
2971	else
2972	cat > conftest.$ac_ext <<EOF
2973	#line 2974 "configure"
2974	#include "confdefs.h"
2975	/* System header to define __stub macros and hopefully few prototypes,
2976	which can conflict with char $ac_func(); below. */
2977	#include <assert.h>
2978	/* Override any gcc2 internal prototype to avoid an error. */
2979	char $ac_func();
2980
2981	int main() { return 0; }
2982	int t() {
2983
2984	/* The GNU C library defines this for functions which it implements
2985	to always fail with ENOSYS. Some functions are actually named
2986	something starting with __ and the normal name is an alias. */
2987	#if defined (__stub_$ac_func) \|\| defined (__stub___$ac_func)
2988	choke me
2989	#else
2990	$ac_func();
2991	#endif
2992
2993	; return 0; }
2994	EOF
2995	if { (eval echo configure:2996: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
2996	rm -rf conftest*
2997	eval "ac_cv_func_$ac_func=yes"
2998	else
2999	rm -rf conftest*
3000	eval "ac_cv_func_$ac_func=no"
3001	fi
3002	rm -f conftest*
3003
3004	fi
3005	if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
3006	echo "$ac_t""yes" 1>&6
3007	ac_tr_func=HAVE_`echo $ac_func \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
3008	cat >> confdefs.h <<EOF
3009	#define $ac_tr_func 1
3010	EOF
3011
3012	else
3013	echo "$ac_t""no" 1>&6
3014	fi
3015	done
3016
3017
3018
3019	echo $ac_n "checking whether your machine has correct arithmetic shifts""... $ac_c" 1>&6
3020	if eval "test \"`echo '$''{'ac_cv_shift'+set}'`\" = set"; then
3021	echo $ac_n "(cached) $ac_c" 1>&6
3022	else
3023	if test "$cross_compiling" = yes; then
3024	1
3025	else
3026	cat > conftest.$ac_ext <<EOF
3027	#line 3028 "configure"
3028	#include "confdefs.h"
3029	int main() { if (-2 >> 1 == -1) exit(0); else exit(1); }
3030	EOF
3031	{ (eval echo configure:3032: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
3032	if test -s conftest && (./conftest; exit) 2>/dev/null; then
3033	ac_cv_shift=yes
3034	else
3035	ac_cv_shift=no
3036	fi
3037	fi
3038	rm -fr conftest*
3039	fi
3040
3041	if test "$ac_cv_shift" = yes; then
3042	echo "$ac_t""yes" 1>&6
3043	else
3044	echo "$ac_t""no" 1>&6
3045	{ echo "configure: error: need -2 >> 1 == -1" 1>&2; exit 1; }
3046	fi
3047
3048
3049	echo $ac_n "checking whether sizeof int is four bytes""... $ac_c" 1>&6
3050	if eval "test \"`echo '$''{'ac_cv_sizeof_int_equals_four'+set}'`\" = set"; then
3051	echo $ac_n "(cached) $ac_c" 1>&6
3052	else
3053	if test "$cross_compiling" = yes; then
3054	1
3055	else
3056	cat > conftest.$ac_ext <<EOF
3057	#line 3058 "configure"
3058	#include "confdefs.h"
3059	int main() {if (sizeof(int) == 4) exit(0); else exit(1); }
3060	EOF
3061	{ (eval echo configure:3062: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
3062	if test -s conftest && (./conftest; exit) 2>/dev/null; then
3063	ac_cv_sizeof_int_equals_four=yes
3064	else
3065	ac_cv_sizeof_int_equals_four=no
3066	fi
3067	fi
3068	rm -fr conftest*
3069	fi
3070
3071
3072	if test "$ac_cv_sizeof_int_equals_four" = yes; then
3073	echo "$ac_t""yes" 1>&6
3074	else
3075	echo "$ac_t""no" 1>&6
3076	{ echo "configure: error: need int to be four bytes long" 1>&2; exit 1; }
3077	fi
3078
3079	echo $ac_n "checking whether sizeof long equals sizeof void*""... $ac_c" 1>&6
3080	if eval "test \"`echo '$''{'ac_cv_sizeof_long_equals_voidp'+set}'`\" = set"; then
3081	echo $ac_n "(cached) $ac_c" 1>&6
3082	else
3083	if test "$cross_compiling" = yes; then
3084	1
3085	else
3086	cat > conftest.$ac_ext <<EOF
3087	#line 3088 "configure"
3088	#include "confdefs.h"
3089	int main() {if (sizeof(long) == sizeof(void*)) exit(0); else exit(1); }
3090	EOF
3091	{ (eval echo configure:3092: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
3092	if test -s conftest && (./conftest; exit) 2>/dev/null; then
3093	ac_cv_sizeof_long_equals_voidp=yes
3094	else
3095	ac_cv_sizeof_long_equals_voidp=no
3096	fi
3097	fi
3098	rm -fr conftest*
3099	fi
3100
3101	if test "$ac_cv_sizeof_long_equals_voidp" = yes; then
3102	echo "$ac_t""yes" 1>&6
3103	else
3104	echo "$ac_t""no" 1>&6
3105	{ echo "configure: error: need equal sizes for long and void*" 1>&2; exit 1; }
3106	fi
3107
3108	echo $ac_n "checking whether vsprintf returns number of printed chars""... $ac_c" 1>&6
3109	if eval "test \"`echo '$''{'ac_cv_returns_n_of_chars'+set}'`\" = set"; then
3110	echo $ac_n "(cached) $ac_c" 1>&6
3111	else
3112	if test "$cross_compiling" = yes; then
3113	1
3114	else
3115	cat > conftest.$ac_ext <<EOF
3116	#line 3117 "configure"
3117	#include "confdefs.h"
3118	#include <stdio.h>
3119	main() { char str=(char)malloc(20); if (((int) sprintf(str,"123456789")) == 9) exit(0); else exit(1); }
3120	EOF
3121	{ (eval echo configure:3122: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
3122	if test -s conftest && (./conftest; exit) 2>/dev/null; then
3123	ac_cv_returns_n_of_chars=yes
3124	else
3125	ac_cv_returns_n_of_chars=no
3126	fi
3127	fi
3128	rm -fr conftest*
3129	fi
3130
3131	if test "$ac_cv_returns_n_of_chars" = yes; then
3132	echo "$ac_t""yes" 1>&6
3133	else
3134	echo "$ac_t""no" 1>&6
3135	cat >> confdefs.h <<\EOF
3136	#define BSD_SPRINTF 1
3137	EOF
3138
3139	fi
3140
3141	echo $ac_n "checking size of void*""... $ac_c" 1>&6
3142	if eval "test \"`echo '$''{'ac_cv_sizeof_voidp'+set}'`\" = set"; then
3143	echo $ac_n "(cached) $ac_c" 1>&6
3144	else
3145	if test "$cross_compiling" = yes; then
3146	ac_cv_sizeof_voidp=4
3147	else
3148	cat > conftest.$ac_ext <<EOF
3149	#line 3150 "configure"
3150	#include "confdefs.h"
3151	#include <stdio.h>
3152	main()
3153	{
3154	FILE *f=fopen("conftestval", "w");
3155	if (!f) exit(1);
3156	fprintf(f, "%d\n", sizeof(void*));
3157	exit(0);
3158	}
3159	EOF
3160	{ (eval echo configure:3161: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
3161	if test -s conftest && (./conftest; exit) 2>/dev/null; then
3162	ac_cv_sizeof_voidp=`cat conftestval`
3163	else
3164	ac_cv_sizeof_voidp=0
3165	fi
3166	fi
3167	rm -fr conftest*
3168	fi
3169	echo "$ac_t""$ac_cv_sizeof_voidp" 1>&6
3170	cat >> confdefs.h <<EOF
3171	#define SIZEOF_VOIDP $ac_cv_sizeof_voidp
3172	EOF
3173
3174
3175
3176
3177	echo $ac_n "checking whether _AIX is defined""... $ac_c" 1>&6
3178	if eval "test \"`echo '$''{'ac_cv_is_aix'+set}'`\" = set"; then
3179	echo $ac_n "(cached) $ac_c" 1>&6
3180	else
3181	cat > conftest.$ac_ext <<EOF
3182	#line 3183 "configure"
3183	#include "confdefs.h"
3184	#ifdef _AIX
3185	yes
3186	#endif
3187
3188	EOF
3189	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
3190	egrep "yes" >/dev/null 2>&1; then
3191	rm -rf conftest*
3192	ac_cv_is_aix=yes
3193	else
3194	rm -rf conftest*
3195	ac_cv_is_aix=no
3196	fi
3197	rm -f conftest*
3198
3199	fi
3200
3201	if test "$ac_cv_is_aix" = yes; then
3202	echo "$ac_t""yes" 1>&6
3203	else
3204	echo "$ac_t""no" 1>&6
3205	fi
3206
3207
3208	if test ${GXX} = yes; then
3209	if test "$ac_cxxflags_set" = no; then
3210	CXXFLAGS="-O3 -w -fomit-frame-pointer"
3211	fi
3212	CXXTEMPLFLAGS="-fno-implicit-templates"
3213	if test "$ac_cv_is_aix" = yes; then
3214	CXXNOOPTFLAGS="-w"
3215	else
3216	CXXNOOPTFLAGS=$CXXFLAGS
3217	fi
3218	else
3219	CXXTEMPFLAGS=""
3220	CXXNOOPTFLAGS=$CXXFLAGS
3221	fi
3222
3223
3224
3225	if test ${GCC} = yes && test "$ac_cflags_set" = no ; then
3226	CFLAGS="-O3 -w -fomit-frame-pointer"
3227	fi
3228
3229	trap '' 1 2 15
3230	cat > confcache <<\EOF
3231	# This file is a shell script that caches the results of configure
3232	# tests run on this system so they can be shared between configure
3233	# scripts and configure runs. It is not useful on other systems.
3234	# If it contains results you don't want to keep, you may remove or edit it.
3235	#
3236	# By default, configure uses ./config.cache as the cache file,
3237	# creating it if it does not exist already. You can give configure
3238	# the --cache-file=FILE option to use a different cache file; that is
3239	# what configure does when it calls configure scripts in
3240	# subdirectories, so they share the cache.
3241	# Giving --cache-file=/dev/null disables caching, for debugging configure.
3242	# config.status only pays attention to the cache file if you give it the
3243	# --recheck option to rerun configure.
3244	#
3245	EOF
3246	# Ultrix sh set writes to stderr and can't be redirected directly,
3247	# and sets the high bit in the cache file unless we assign to the vars.
3248	(set) 2>&1 \|
3249	sed -n "s/^$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]$=$.*$/\1=\${\1='\2'}/p" \
3250	>> confcache
3251	if cmp -s $cache_file confcache; then
3252	:
3253	else
3254	if test -w $cache_file; then
3255	echo "updating cache $cache_file"
3256	cat confcache > $cache_file
3257	else
3258	echo "not updating unwritable cache $cache_file"
3259	fi
3260	fi
3261	rm -f confcache
3262
3263	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
3264
3265	test "x$prefix" = xNONE && prefix=$ac_default_prefix
3266	# Let make expand exec_prefix.
3267	test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
3268
3269	# Any assignment to VPATH causes Sun make to only execute
3270	# the first set of double-colon rules, so remove it if not needed.
3271	# If there is a colon in the path, we need to keep it.
3272	if test "x$srcdir" = x.; then
3273	ac_vpsub='/^[ ]VPATH[ ]=[^:]*$/d'
3274	fi
3275
3276	trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
3277
3278	DEFS=-DHAVE_CONFIG_H
3279
3280	# Without the "./", some shells look in PATH for config.status.
3281	: ${CONFIG_STATUS=./config.status}
3282
3283	echo creating $CONFIG_STATUS
3284	rm -f $CONFIG_STATUS
3285	cat > $CONFIG_STATUS <<EOF
3286	#! /bin/sh
3287	# Generated automatically by configure.
3288	# Run this file to recreate the current configuration.
3289	# This directory was configured as follows,
3290	# on host `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`:
3291	#
3292	# $0 $ac_configure_args
3293	#
3294	# Compiler output produced by configure, useful for debugging
3295	# configure, is in ./config.log if it exists.
3296
3297	ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
3298	for ac_option
3299	do
3300	case "\$ac_option" in
3301	-recheck \| --recheck \| --rechec \| --reche \| --rech \| --rec \| --re \| --r)
3302	echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
3303	exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
3304	-version \| --version \| --versio \| --versi \| --vers \| --ver \| --ve \| --v)
3305	echo "$CONFIG_STATUS generated by autoconf version 2.9"
3306	exit 0 ;;
3307	-help \| --help \| --hel \| --he \| --h)
3308	echo "\$ac_cs_usage"; exit 0 ;;
3309	*) echo "\$ac_cs_usage"; exit 1 ;;
3310	esac
3311	done
3312
3313	ac_given_srcdir=$srcdir
3314
3315	trap 'rm -fr `echo "Makefile doc/Makefile mod2.h" \| sed "s/:[^ ]//g"` conftest; exit 1' 1 2 15
3316	EOF
3317	cat >> $CONFIG_STATUS <<EOF
3318
3319	# Protect against being on the right side of a sed subst in config.status.
3320	sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
3321	s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
3322	$ac_vpsub
3323	$extrasub
3324	s%@CFLAGS@%$CFLAGS%g
3325	s%@CPPFLAGS@%$CPPFLAGS%g
3326	s%@CXXFLAGS@%$CXXFLAGS%g
3327	s%@DEFS@%$DEFS%g
3328	s%@LDFLAGS@%$LDFLAGS%g
3329	s%@LIBS@%$LIBS%g
3330	s%@exec_prefix@%$exec_prefix%g
3331	s%@prefix@%$prefix%g
3332	s%@program_transform_name@%$program_transform_name%g
3333	s%@bindir@%$bindir%g
3334	s%@sbindir@%$sbindir%g
3335	s%@libexecdir@%$libexecdir%g
3336	s%@datadir@%$datadir%g
3337	s%@sysconfdir@%$sysconfdir%g
3338	s%@sharedstatedir@%$sharedstatedir%g
3339	s%@localstatedir@%$localstatedir%g
3340	s%@libdir@%$libdir%g
3341	s%@includedir@%$includedir%g
3342	s%@oldincludedir@%$oldincludedir%g
3343	s%@infodir@%$infodir%g
3344	s%@mandir@%$mandir%g
3345	s%@SINGULAR_MAJOR_VERSION@%$SINGULAR_MAJOR_VERSION%g
3346	s%@SINGULAR_MINOR_VERSION@%$SINGULAR_MINOR_VERSION%g
3347	s%@SINGULAR_SUB_VERSION@%$SINGULAR_SUB_VERSION%g
3348	s%@singulardatadir@%$singulardatadir%g
3349	s%@CC@%$CC%g
3350	s%@CPP@%$CPP%g
3351	s%@CXX@%$CXX%g
3352	s%@SET_MAKE@%$SET_MAKE%g
3353	s%@INFO@%$INFO%g
3354	s%@WITH_MP@%$WITH_MP%g
3355	s%@WITH_FACTORY@%$WITH_FACTORY%g
3356	s%@WITH_LIBFAC@%$WITH_LIBFAC%g
3357	s%@NEED_LIBS@%$NEED_LIBS%g
3358	s%@ALLOCA@%$ALLOCA%g
3359	s%@CXXTEMPLFLAGS@%$CXXTEMPLFLAGS%g
3360	s%@CXXNOOPTFLAGS@%$CXXNOOPTFLAGS%g
3361
3362	CEOF
3363	EOF
3364	cat >> $CONFIG_STATUS <<EOF
3365
3366	CONFIG_FILES=\${CONFIG_FILES-"Makefile doc/Makefile"}
3367	EOF
3368	cat >> $CONFIG_STATUS <<\EOF
3369	for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
3370	# Support "outfile[:infile]", defaulting infile="outfile.in".
3371	case "$ac_file" in
3372	:) ac_file_in=`echo "$ac_file"\|sed 's%.*:%%'`
3373	ac_file=`echo "$ac_file"\|sed 's%:.*%%'` ;;
3374	*) ac_file_in="${ac_file}.in" ;;
3375	esac
3376
3377	# Adjust relative srcdir, etc. for subdirectories.
3378
3379	# Remove last slash and all that follows it. Not all systems have dirname.
3380	ac_dir=`echo $ac_file\|sed 's%/[^/][^/]*$%%'`
3381	if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
3382	# The file is in a subdirectory.
3383	test ! -d "$ac_dir" && mkdir "$ac_dir"
3384	ac_dir_suffix="/`echo $ac_dir\|sed 's%^\./%%'`"
3385	# A "../" for each directory in $ac_dir_suffix.
3386	ac_dots=`echo $ac_dir_suffix\|sed 's%/[^/]*%../%g'`
3387	else
3388	ac_dir_suffix= ac_dots=
3389	fi
3390
3391	case "$ac_given_srcdir" in
3392	.) srcdir=.
3393	if test -z "$ac_dots"; then top_srcdir=.
3394	else top_srcdir=`echo $ac_dots\|sed 's%/$%%'`; fi ;;
3395	/*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
3396	*) # Relative path.
3397	srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
3398	top_srcdir="$ac_dots$ac_given_srcdir" ;;
3399	esac
3400
3401	echo creating "$ac_file"
3402	rm -f "$ac_file"
3403	configure_input="Generated automatically from `echo $ac_file_in\|sed 's%.*/%%'` by configure."
3404	case "$ac_file" in
3405	Makefile) ac_comsub="1i\\
3406	# $configure_input" ;;
3407	*) ac_comsub= ;;
3408	esac
3409	sed -e "$ac_comsub
3410	s%@configure_input@%$configure_input%g
3411	s%@srcdir@%$srcdir%g
3412	s%@top_srcdir@%$top_srcdir%g
3413	" -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
3414	fi; done
3415	rm -f conftest.subs
3416
3417	# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
3418	# NAME is the cpp macro being defined and VALUE is the value it is being given.
3419	#
3420	# ac_d sets the value in "#define NAME VALUE" lines.
3421	ac_dA='s%^$[ ]$#$[ ]define[ ][ ]*$'
3422	ac_dB='$[ ][ ]$[^ ]%\1#\2'
3423	ac_dC='\3'
3424	ac_dD='%g'
3425	# ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
3426	ac_uA='s%^$[ ]$#$[ ]$undef$[ ][ ]*$'
3427	ac_uB='$[ ]$%\1#\2define\3'
3428	ac_uC=' '
3429	ac_uD='\4%g'
3430	# ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
3431	ac_eA='s%^$[ ]$#$[ ]$undef$[ ][ ]*$'
3432	ac_eB='$%\1#\2define\3'
3433	ac_eC=' '
3434	ac_eD='%g'
3435
3436	CONFIG_HEADERS=${CONFIG_HEADERS-"mod2.h"}
3437	for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
3438	# Support "outfile[:infile]", defaulting infile="outfile.in".
3439	case "$ac_file" in
3440	:) ac_file_in=`echo "$ac_file"\|sed 's%.*:%%'`
3441	ac_file=`echo "$ac_file"\|sed 's%:.*%%'` ;;
3442	*) ac_file_in="${ac_file}.in" ;;
3443	esac
3444
3445	echo creating $ac_file
3446
3447	rm -f conftest.frag conftest.in conftest.out
3448	cp $ac_given_srcdir/$ac_file_in conftest.in
3449
3450	EOF
3451
3452	# Transform confdefs.h into a sed script conftest.vals that substitutes
3453	# the proper values into config.h.in to produce config.h. And first:
3454	# Protect against being on the right side of a sed subst in config.status.
3455	# Protect against being in an unquoted here document in config.status.
3456	rm -f conftest.vals
3457	cat > conftest.hdr <<\EOF
3458	s/[\\&%]/\\&/g
3459	s%[\\$`]%\\&%g
3460	s%#define $[A-Za-z_][A-Za-z0-9_]$ $.*$%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
3461	s%ac_d%ac_u%gp
3462	s%ac_u%ac_e%gp
3463	EOF
3464	sed -n -f conftest.hdr confdefs.h > conftest.vals
3465	rm -f conftest.hdr
3466
3467	# This sed command replaces #undef with comments. This is necessary, for
3468	# example, in the case of _POSIX_SOURCE, which is predefined and required
3469	# on some systems where configure will not decide to define it.
3470	cat >> conftest.vals <<\EOF
3471	s%^[ ]#[ ]undef[ ][ ][a-zA-Z_][a-zA-Z_0-9]%/* & */%
3472	EOF
3473
3474	# Break up conftest.vals because some shells have a limit on
3475	# the size of here documents, and old seds have small limits too.
3476	# Maximum number of lines to put in a single here document.
3477	ac_max_here_lines=12
3478
3479	rm -f conftest.tail
3480	while :
3481	do
3482	ac_lines=`grep -c . conftest.vals`
3483	# grep -c gives empty output for an empty file on some AIX systems.
3484	if test -z "$ac_lines" \|\| test "$ac_lines" -eq 0; then break; fi
3485	# Write a limited-size here document to conftest.frag.
3486	echo ' cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
3487	sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
3488	echo 'CEOF
3489	sed -f conftest.frag conftest.in > conftest.out
3490	rm -f conftest.in
3491	mv conftest.out conftest.in
3492	' >> $CONFIG_STATUS
3493	sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
3494	rm -f conftest.vals
3495	mv conftest.tail conftest.vals
3496	done
3497	rm -f conftest.vals
3498
3499	cat >> $CONFIG_STATUS <<\EOF
3500	rm -f conftest.frag conftest.h
3501	echo "/* $ac_file. Generated automatically by configure. */" > conftest.h
3502	cat conftest.in >> conftest.h
3503	rm -f conftest.in
3504	if cmp -s $ac_file conftest.h 2>/dev/null; then
3505	echo "$ac_file is unchanged"
3506	rm -f conftest.h
3507	else
3508	rm -f $ac_file
3509	mv conftest.h $ac_file
3510	fi
3511	fi; done
3512
3513
3514	\
3515	if test "$CONFIG_HEADERS"; then echo timestamp > stamp-h; fi
3516	exit 0
3517	EOF
3518	chmod +x $CONFIG_STATUS
3519	rm -fr confdefs* $ac_clean_files
3520	test "$no_create" = yes \|\| ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS \|\| exit 1
3521

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