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configure

Revision 39, 114.3 KB (checked in by anton, 3 years ago)
1.0.0b tag added
Property svn:executable set to ``*

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1	#! /bin/sh
2	# Guess values for system-dependent variables and create Makefiles.
3	# Generated by GNU Autoconf 2.59.
4	#
5	# Copyright (C) 2003 Free Software Foundation, Inc.
6	# This configure script is free software; the Free Software Foundation
7	# gives unlimited permission to copy, distribute and modify it.
8	## --------------------- ##
9	## M4sh Initialization. ##
10	## --------------------- ##
11
12	# Be Bourne compatible
13	if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
14	emulate sh
15	NULLCMD=:
16	# Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
17	# is contrary to our usage. Disable this feature.
18	alias -g '${1+"$@"}'='"$@"'
19	elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
20	set -o posix
21	fi
22	DUALCASE=1; export DUALCASE # for MKS sh
23
24	# Support unset when possible.
25	if ( (MAIL=60; unset MAIL) \|\| exit) >/dev/null 2>&1; then
26	as_unset=unset
27	else
28	as_unset=false
29	fi
30
31
32	# Work around bugs in pre-3.0 UWIN ksh.
33	$as_unset ENV MAIL MAILPATH
34	PS1='$ '
35	PS2='> '
36	PS4='+ '
37
38	# NLS nuisances.
39	for as_var in \
40	LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
41	LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
42	LC_TELEPHONE LC_TIME
43	do
44	if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
45	eval $as_var=C; export $as_var
46	else
47	$as_unset $as_var
48	fi
49	done
50
51	# Required to use basename.
52	if expr a : '$a$' >/dev/null 2>&1; then
53	as_expr=expr
54	else
55	as_expr=false
56	fi
57
58	if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
59	as_basename=basename
60	else
61	as_basename=false
62	fi
63
64
65	# Name of the executable.
66	as_me=`$as_basename "$0" \|\|
67	$as_expr X/"$0" : './$[^/][^/]$/*$' \\| \
68	X"$0" : 'X$//$$' \\| \
69	X"$0" : 'X$/$$' \\| \
70	. : '$.$' 2>/dev/null \|\|
71	echo X/"$0" \|
72	sed '/^.\/$[^/][^/]$\/*$/{ s//\1/; q; }
73	/^X\/$\/\/$$/{ s//\1/; q; }
74	/^X\/$\/$.*/{ s//\1/; q; }
75	s/.*/./; q'`
76
77
78	# PATH needs CR, and LINENO needs CR and PATH.
79	# Avoid depending upon Character Ranges.
80	as_cr_letters='abcdefghijklmnopqrstuvwxyz'
81	as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
82	as_cr_Letters=$as_cr_letters$as_cr_LETTERS
83	as_cr_digits='0123456789'
84	as_cr_alnum=$as_cr_Letters$as_cr_digits
85
86	# The user is always right.
87	if test "${PATH_SEPARATOR+set}" != set; then
88	echo "#! /bin/sh" >conf$$.sh
89	echo "exit 0" >>conf$$.sh
90	chmod +x conf$$.sh
91	if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
92	PATH_SEPARATOR=';'
93	else
94	PATH_SEPARATOR=:
95	fi
96	rm -f conf$$.sh
97	fi
98
99
100	as_lineno_1=$LINENO
101	as_lineno_2=$LINENO
102	as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
103	test "x$as_lineno_1" != "x$as_lineno_2" &&
104	test "x$as_lineno_3" = "x$as_lineno_2" \|\| {
105	# Find who we are. Look in the path if we contain no path at all
106	# relative or not.
107	case $0 in
108	[\\/] ) as_myself=$0 ;;
109	*) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
110	for as_dir in $PATH
111	do
112	IFS=$as_save_IFS
113	test -z "$as_dir" && as_dir=.
114	test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
115	done
116
117	;;
118	esac
119	# We did not find ourselves, most probably we were run as `sh COMMAND'
120	# in which case we are not to be found in the path.
121	if test "x$as_myself" = x; then
122	as_myself=$0
123	fi
124	if test ! -f "$as_myself"; then
125	{ echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2
126	{ (exit 1); exit 1; }; }
127	fi
128	case $CONFIG_SHELL in
129	'')
130	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
131	for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
132	do
133	IFS=$as_save_IFS
134	test -z "$as_dir" && as_dir=.
135	for as_base in sh bash ksh sh5; do
136	case $as_dir in
137	/*)
138	if ("$as_dir/$as_base" -c '
139	as_lineno_1=$LINENO
140	as_lineno_2=$LINENO
141	as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
142	test "x$as_lineno_1" != "x$as_lineno_2" &&
143	test "x$as_lineno_3" = "x$as_lineno_2" ') 2>/dev/null; then
144	$as_unset BASH_ENV \|\| test "${BASH_ENV+set}" != set \|\| { BASH_ENV=; export BASH_ENV; }
145	$as_unset ENV \|\| test "${ENV+set}" != set \|\| { ENV=; export ENV; }
146	CONFIG_SHELL=$as_dir/$as_base
147	export CONFIG_SHELL
148	exec "$CONFIG_SHELL" "$0" ${1+"$@"}
149	fi;;
150	esac
151	done
152	done
153	;;
154	esac
155
156	# Create $as_me.lineno as a copy of $as_myself, but with $LINENO
157	# uniformly replaced by the line number. The first 'sed' inserts a
158	# line-number line before each line; the second 'sed' does the real
159	# work. The second script uses 'N' to pair each line-number line
160	# with the numbered line, and appends trailing '-' during
161	# substitution so that $LINENO is not a special case at line end.
162	# (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
163	# second 'sed' script. Blame Lee E. McMahon for sed's syntax. :-)
164	sed '=' <$as_myself \|
165	sed '
166	N
167	s,$,-,
168	: loop
169	s,^$['$as_cr_digits']$$.$[$]LINENO$[^'$as_cr_alnum'_]$,\1\2\1\3,
170	t loop
171	s,-$,,
172	s,^['$as_cr_digits']*\n,,
173	' >$as_me.lineno &&
174	chmod +x $as_me.lineno \|\|
175	{ echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
176	{ (exit 1); exit 1; }; }
177
178	# Don't try to exec as it changes $[0], causing all sort of problems
179	# (the dirname of $[0] is not the place where we might find the
180	# original and so on. Autoconf is especially sensible to this).
181	. ./$as_me.lineno
182	# Exit status is that of the last command.
183	exit
184	}
185
186
187	case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
188	c,-n*) ECHO_N= ECHO_C='
189	' ECHO_T=' ' ;;
190	c,* ) ECHO_N=-n ECHO_C= ECHO_T= ;;
191	*) ECHO_N= ECHO_C='\c' ECHO_T= ;;
192	esac
193
194	if expr a : '$a$' >/dev/null 2>&1; then
195	as_expr=expr
196	else
197	as_expr=false
198	fi
199
200	rm -f conf$$ conf$$.exe conf$$.file
201	echo >conf$$.file
202	if ln -s conf$$.file conf$$ 2>/dev/null; then
203	# We could just check for DJGPP; but this test a) works b) is more generic
204	# and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
205	if test -f conf$$.exe; then
206	# Don't use ln at all; we don't have any links
207	as_ln_s='cp -p'
208	else
209	as_ln_s='ln -s'
210	fi
211	elif ln conf$$.file conf$$ 2>/dev/null; then
212	as_ln_s=ln
213	else
214	as_ln_s='cp -p'
215	fi
216	rm -f conf$$ conf$$.exe conf$$.file
217
218	if mkdir -p . 2>/dev/null; then
219	as_mkdir_p=:
220	else
221	test -d ./-p && rmdir ./-p
222	as_mkdir_p=false
223	fi
224
225	as_executable_p="test -f"
226
227	# Sed expression to map a string onto a valid CPP name.
228	as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
229
230	# Sed expression to map a string onto a valid variable name.
231	as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
232
233
234	# IFS
235	# We need space, tab and new line, in precisely that order.
236	as_nl='
237	'
238	IFS=" $as_nl"
239
240	# CDPATH.
241	$as_unset CDPATH
242
243
244	# Name of the host.
245	# hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
246	# so uname gets run too.
247	ac_hostname=`(hostname \|\| uname -n) 2>/dev/null \| sed 1q`
248
249	exec 6>&1
250
251	#
252	# Initializations.
253	#
254	ac_default_prefix=/usr/local
255	ac_config_libobj_dir=.
256	cross_compiling=no
257	subdirs=
258	MFLAGS=
259	MAKEFLAGS=
260	SHELL=${CONFIG_SHELL-/bin/sh}
261
262	# Maximum number of lines to put in a shell here document.
263	# This variable seems obsolete. It should probably be removed, and
264	# only ac_max_sed_lines should be used.
265	: ${ac_max_here_lines=38}
266
267	# Identity of this package.
268	PACKAGE_NAME=
269	PACKAGE_TARNAME=
270	PACKAGE_VERSION=
271	PACKAGE_STRING=
272	PACKAGE_BUGREPORT=
273
274	ac_unique_file="Makefile.in"
275	ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CXX CXXFLAGS ac_ct_CXX CPP EGREP BOOST_DIR CGAL_MKF CGAL_DIR CGAL_LIB GAUL_DIR GAUL_LIB LIBOBJS LTLIBOBJS'
276	ac_subst_files=''
277
278	# Initialize some variables set by options.
279	ac_init_help=
280	ac_init_version=false
281	# The variables have the same names as the options, with
282	# dashes changed to underlines.
283	cache_file=/dev/null
284	exec_prefix=NONE
285	no_create=
286	no_recursion=
287	prefix=NONE
288	program_prefix=NONE
289	program_suffix=NONE
290	program_transform_name=s,x,x,
291	silent=
292	site=
293	srcdir=
294	verbose=
295	x_includes=NONE
296	x_libraries=NONE
297
298	# Installation directory options.
299	# These are left unexpanded so users can "make install exec_prefix=/foo"
300	# and all the variables that are supposed to be based on exec_prefix
301	# by default will actually change.
302	# Use braces instead of parens because sh, perl, etc. also accept them.
303	bindir='${exec_prefix}/bin'
304	sbindir='${exec_prefix}/sbin'
305	libexecdir='${exec_prefix}/libexec'
306	datadir='${prefix}/share'
307	sysconfdir='${prefix}/etc'
308	sharedstatedir='${prefix}/com'
309	localstatedir='${prefix}/var'
310	libdir='${exec_prefix}/lib'
311	includedir='${prefix}/include'
312	oldincludedir='/usr/include'
313	infodir='${prefix}/info'
314	mandir='${prefix}/man'
315
316	ac_prev=
317	for ac_option
318	do
319	# If the previous option needs an argument, assign it.
320	if test -n "$ac_prev"; then
321	eval "$ac_prev=\$ac_option"
322	ac_prev=
323	continue
324	fi
325
326	ac_optarg=`expr "x$ac_option" : 'x[^=]=$.$'`
327
328	# Accept the important Cygnus configure options, so we can diagnose typos.
329
330	case $ac_option in
331
332	-bindir \| --bindir \| --bindi \| --bind \| --bin \| --bi)
333	ac_prev=bindir ;;
334	-bindir=* \| --bindir=* \| --bindi=* \| --bind=* \| --bin=* \| --bi=*)
335	bindir=$ac_optarg ;;
336
337	-build \| --build \| --buil \| --bui \| --bu)
338	ac_prev=build_alias ;;
339	-build=* \| --build=* \| --buil=* \| --bui=* \| --bu=*)
340	build_alias=$ac_optarg ;;
341
342	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
343	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
344	ac_prev=cache_file ;;
345	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
346	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
347	cache_file=$ac_optarg ;;
348
349	--config-cache \| -C)
350	cache_file=config.cache ;;
351
352	-datadir \| --datadir \| --datadi \| --datad \| --data \| --dat \| --da)
353	ac_prev=datadir ;;
354	-datadir=* \| --datadir=* \| --datadi=* \| --datad=* \| --data=* \| --dat=* \
355	\| --da=*)
356	datadir=$ac_optarg ;;
357
358	-disable-* \| --disable-*)
359	ac_feature=`expr "x$ac_option" : 'x-disable-$.$'`
360	# Reject names that are not valid shell variable names.
361	expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
362	{ echo "$as_me: error: invalid feature name: $ac_feature" >&2
363	{ (exit 1); exit 1; }; }
364	ac_feature=`echo $ac_feature \| sed 's/-/_/g'`
365	eval "enable_$ac_feature=no" ;;
366
367	-enable-* \| --enable-*)
368	ac_feature=`expr "x$ac_option" : 'x-enable-$[^=]$'`
369	# Reject names that are not valid shell variable names.
370	expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
371	{ echo "$as_me: error: invalid feature name: $ac_feature" >&2
372	{ (exit 1); exit 1; }; }
373	ac_feature=`echo $ac_feature \| sed 's/-/_/g'`
374	case $ac_option in
375	=) ac_optarg=`echo "$ac_optarg" \| sed "s/'/'\\\\\\\\''/g"`;;
376	*) ac_optarg=yes ;;
377	esac
378	eval "enable_$ac_feature='$ac_optarg'" ;;
379
380	-exec-prefix \| --exec_prefix \| --exec-prefix \| --exec-prefi \
381	\| --exec-pref \| --exec-pre \| --exec-pr \| --exec-p \| --exec- \
382	\| --exec \| --exe \| --ex)
383	ac_prev=exec_prefix ;;
384	-exec-prefix=* \| --exec_prefix=* \| --exec-prefix=* \| --exec-prefi=* \
385	\| --exec-pref=* \| --exec-pre=* \| --exec-pr=* \| --exec-p=* \| --exec-=* \
386	\| --exec=* \| --exe=* \| --ex=*)
387	exec_prefix=$ac_optarg ;;
388
389	-gas \| --gas \| --ga \| --g)
390	# Obsolete; use --with-gas.
391	with_gas=yes ;;
392
393	-help \| --help \| --hel \| --he \| -h)
394	ac_init_help=long ;;
395	-help=r* \| --help=r* \| --hel=r* \| --he=r* \| -hr*)
396	ac_init_help=recursive ;;
397	-help=s* \| --help=s* \| --hel=s* \| --he=s* \| -hs*)
398	ac_init_help=short ;;
399
400	-host \| --host \| --hos \| --ho)
401	ac_prev=host_alias ;;
402	-host=* \| --host=* \| --hos=* \| --ho=*)
403	host_alias=$ac_optarg ;;
404
405	-includedir \| --includedir \| --includedi \| --included \| --include \
406	\| --includ \| --inclu \| --incl \| --inc)
407	ac_prev=includedir ;;
408	-includedir=* \| --includedir=* \| --includedi=* \| --included=* \| --include=* \
409	\| --includ=* \| --inclu=* \| --incl=* \| --inc=*)
410	includedir=$ac_optarg ;;
411
412	-infodir \| --infodir \| --infodi \| --infod \| --info \| --inf)
413	ac_prev=infodir ;;
414	-infodir=* \| --infodir=* \| --infodi=* \| --infod=* \| --info=* \| --inf=*)
415	infodir=$ac_optarg ;;
416
417	-libdir \| --libdir \| --libdi \| --libd)
418	ac_prev=libdir ;;
419	-libdir=* \| --libdir=* \| --libdi=* \| --libd=*)
420	libdir=$ac_optarg ;;
421
422	-libexecdir \| --libexecdir \| --libexecdi \| --libexecd \| --libexec \
423	\| --libexe \| --libex \| --libe)
424	ac_prev=libexecdir ;;
425	-libexecdir=* \| --libexecdir=* \| --libexecdi=* \| --libexecd=* \| --libexec=* \
426	\| --libexe=* \| --libex=* \| --libe=*)
427	libexecdir=$ac_optarg ;;
428
429	-localstatedir \| --localstatedir \| --localstatedi \| --localstated \
430	\| --localstate \| --localstat \| --localsta \| --localst \
431	\| --locals \| --local \| --loca \| --loc \| --lo)
432	ac_prev=localstatedir ;;
433	-localstatedir=* \| --localstatedir=* \| --localstatedi=* \| --localstated=* \
434	\| --localstate=* \| --localstat=* \| --localsta=* \| --localst=* \
435	\| --locals=* \| --local=* \| --loca=* \| --loc=* \| --lo=*)
436	localstatedir=$ac_optarg ;;
437
438	-mandir \| --mandir \| --mandi \| --mand \| --man \| --ma \| --m)
439	ac_prev=mandir ;;
440	-mandir=* \| --mandir=* \| --mandi=* \| --mand=* \| --man=* \| --ma=* \| --m=*)
441	mandir=$ac_optarg ;;
442
443	-nfp \| --nfp \| --nf)
444	# Obsolete; use --without-fp.
445	with_fp=no ;;
446
447	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
448	\| --no-cr \| --no-c \| -n)
449	no_create=yes ;;
450
451	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
452	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r)
453	no_recursion=yes ;;
454
455	-oldincludedir \| --oldincludedir \| --oldincludedi \| --oldincluded \
456	\| --oldinclude \| --oldinclud \| --oldinclu \| --oldincl \| --oldinc \
457	\| --oldin \| --oldi \| --old \| --ol \| --o)
458	ac_prev=oldincludedir ;;
459	-oldincludedir=* \| --oldincludedir=* \| --oldincludedi=* \| --oldincluded=* \
460	\| --oldinclude=* \| --oldinclud=* \| --oldinclu=* \| --oldincl=* \| --oldinc=* \
461	\| --oldin=* \| --oldi=* \| --old=* \| --ol=* \| --o=*)
462	oldincludedir=$ac_optarg ;;
463
464	-prefix \| --prefix \| --prefi \| --pref \| --pre \| --pr \| --p)
465	ac_prev=prefix ;;
466	-prefix=* \| --prefix=* \| --prefi=* \| --pref=* \| --pre=* \| --pr=* \| --p=*)
467	prefix=$ac_optarg ;;
468
469	-program-prefix \| --program-prefix \| --program-prefi \| --program-pref \
470	\| --program-pre \| --program-pr \| --program-p)
471	ac_prev=program_prefix ;;
472	-program-prefix=* \| --program-prefix=* \| --program-prefi=* \
473	\| --program-pref=* \| --program-pre=* \| --program-pr=* \| --program-p=*)
474	program_prefix=$ac_optarg ;;
475
476	-program-suffix \| --program-suffix \| --program-suffi \| --program-suff \
477	\| --program-suf \| --program-su \| --program-s)
478	ac_prev=program_suffix ;;
479	-program-suffix=* \| --program-suffix=* \| --program-suffi=* \
480	\| --program-suff=* \| --program-suf=* \| --program-su=* \| --program-s=*)
481	program_suffix=$ac_optarg ;;
482
483	-program-transform-name \| --program-transform-name \
484	\| --program-transform-nam \| --program-transform-na \
485	\| --program-transform-n \| --program-transform- \
486	\| --program-transform \| --program-transfor \
487	\| --program-transfo \| --program-transf \
488	\| --program-trans \| --program-tran \
489	\| --progr-tra \| --program-tr \| --program-t)
490	ac_prev=program_transform_name ;;
491	-program-transform-name=* \| --program-transform-name=* \
492	\| --program-transform-nam=* \| --program-transform-na=* \
493	\| --program-transform-n=* \| --program-transform-=* \
494	\| --program-transform=* \| --program-transfor=* \
495	\| --program-transfo=* \| --program-transf=* \
496	\| --program-trans=* \| --program-tran=* \
497	\| --progr-tra=* \| --program-tr=* \| --program-t=*)
498	program_transform_name=$ac_optarg ;;
499
500	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
501	\| -silent \| --silent \| --silen \| --sile \| --sil)
502	silent=yes ;;
503
504	-sbindir \| --sbindir \| --sbindi \| --sbind \| --sbin \| --sbi \| --sb)
505	ac_prev=sbindir ;;
506	-sbindir=* \| --sbindir=* \| --sbindi=* \| --sbind=* \| --sbin=* \
507	\| --sbi=* \| --sb=*)
508	sbindir=$ac_optarg ;;
509
510	-sharedstatedir \| --sharedstatedir \| --sharedstatedi \
511	\| --sharedstated \| --sharedstate \| --sharedstat \| --sharedsta \
512	\| --sharedst \| --shareds \| --shared \| --share \| --shar \
513	\| --sha \| --sh)
514	ac_prev=sharedstatedir ;;
515	-sharedstatedir=* \| --sharedstatedir=* \| --sharedstatedi=* \
516	\| --sharedstated=* \| --sharedstate=* \| --sharedstat=* \| --sharedsta=* \
517	\| --sharedst=* \| --shareds=* \| --shared=* \| --share=* \| --shar=* \
518	\| --sha=* \| --sh=*)
519	sharedstatedir=$ac_optarg ;;
520
521	-site \| --site \| --sit)
522	ac_prev=site ;;
523	-site=* \| --site=* \| --sit=*)
524	site=$ac_optarg ;;
525
526	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
527	ac_prev=srcdir ;;
528	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
529	srcdir=$ac_optarg ;;
530
531	-sysconfdir \| --sysconfdir \| --sysconfdi \| --sysconfd \| --sysconf \
532	\| --syscon \| --sysco \| --sysc \| --sys \| --sy)
533	ac_prev=sysconfdir ;;
534	-sysconfdir=* \| --sysconfdir=* \| --sysconfdi=* \| --sysconfd=* \| --sysconf=* \
535	\| --syscon=* \| --sysco=* \| --sysc=* \| --sys=* \| --sy=*)
536	sysconfdir=$ac_optarg ;;
537
538	-target \| --target \| --targe \| --targ \| --tar \| --ta \| --t)
539	ac_prev=target_alias ;;
540	-target=* \| --target=* \| --targe=* \| --targ=* \| --tar=* \| --ta=* \| --t=*)
541	target_alias=$ac_optarg ;;
542
543	-v \| -verbose \| --verbose \| --verbos \| --verbo \| --verb)
544	verbose=yes ;;
545
546	-version \| --version \| --versio \| --versi \| --vers \| -V)
547	ac_init_version=: ;;
548
549	-with-* \| --with-*)
550	ac_package=`expr "x$ac_option" : 'x-with-$[^=]$'`
551	# Reject names that are not valid shell variable names.
552	expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
553	{ echo "$as_me: error: invalid package name: $ac_package" >&2
554	{ (exit 1); exit 1; }; }
555	ac_package=`echo $ac_package\| sed 's/-/_/g'`
556	case $ac_option in
557	=) ac_optarg=`echo "$ac_optarg" \| sed "s/'/'\\\\\\\\''/g"`;;
558	*) ac_optarg=yes ;;
559	esac
560	eval "with_$ac_package='$ac_optarg'" ;;
561
562	-without-* \| --without-*)
563	ac_package=`expr "x$ac_option" : 'x-without-$.$'`
564	# Reject names that are not valid shell variable names.
565	expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
566	{ echo "$as_me: error: invalid package name: $ac_package" >&2
567	{ (exit 1); exit 1; }; }
568	ac_package=`echo $ac_package \| sed 's/-/_/g'`
569	eval "with_$ac_package=no" ;;
570
571	--x)
572	# Obsolete; use --with-x.
573	with_x=yes ;;
574
575	-x-includes \| --x-includes \| --x-include \| --x-includ \| --x-inclu \
576	\| --x-incl \| --x-inc \| --x-in \| --x-i)
577	ac_prev=x_includes ;;
578	-x-includes=* \| --x-includes=* \| --x-include=* \| --x-includ=* \| --x-inclu=* \
579	\| --x-incl=* \| --x-inc=* \| --x-in=* \| --x-i=*)
580	x_includes=$ac_optarg ;;
581
582	-x-libraries \| --x-libraries \| --x-librarie \| --x-librari \
583	\| --x-librar \| --x-libra \| --x-libr \| --x-lib \| --x-li \| --x-l)
584	ac_prev=x_libraries ;;
585	-x-libraries=* \| --x-libraries=* \| --x-librarie=* \| --x-librari=* \
586	\| --x-librar=* \| --x-libra=* \| --x-libr=* \| --x-lib=* \| --x-li=* \| --x-l=*)
587	x_libraries=$ac_optarg ;;
588
589	-*) { echo "$as_me: error: unrecognized option: $ac_option
590	Try \`$0 --help' for more information." >&2
591	{ (exit 1); exit 1; }; }
592	;;
593
594	=)
595	ac_envvar=`expr "x$ac_option" : 'x$[^=]*$='`
596	# Reject names that are not valid shell variable names.
597	expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
598	{ echo "$as_me: error: invalid variable name: $ac_envvar" >&2
599	{ (exit 1); exit 1; }; }
600	ac_optarg=`echo "$ac_optarg" \| sed "s/'/'\\\\\\\\''/g"`
601	eval "$ac_envvar='$ac_optarg'"
602	export $ac_envvar ;;
603
604	*)
605	# FIXME: should be removed in autoconf 3.0.
606	echo "$as_me: WARNING: you should use --build, --host, --target" >&2
607	expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
608	echo "$as_me: WARNING: invalid host type: $ac_option" >&2
609	: ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
610	;;
611
612	esac
613	done
614
615	if test -n "$ac_prev"; then
616	ac_option=--`echo $ac_prev \| sed 's/_/-/g'`
617	{ echo "$as_me: error: missing argument to $ac_option" >&2
618	{ (exit 1); exit 1; }; }
619	fi
620
621	# Be sure to have absolute paths.
622	for ac_var in exec_prefix prefix
623	do
624	eval ac_val=$`echo $ac_var`
625	case $ac_val in
626	[\\/$]* \| ?:[\\/]* \| NONE \| '' ) ;;
627	*) { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
628	{ (exit 1); exit 1; }; };;
629	esac
630	done
631
632	# Be sure to have absolute paths.
633	for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \
634	localstatedir libdir includedir oldincludedir infodir mandir
635	do
636	eval ac_val=$`echo $ac_var`
637	case $ac_val in
638	[\\/$]* \| ?:[\\/]* ) ;;
639	*) { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
640	{ (exit 1); exit 1; }; };;
641	esac
642	done
643
644	# There might be people who depend on the old broken behavior: `$host'
645	# used to hold the argument of --host etc.
646	# FIXME: To remove some day.
647	build=$build_alias
648	host=$host_alias
649	target=$target_alias
650
651	# FIXME: To remove some day.
652	if test "x$host_alias" != x; then
653	if test "x$build_alias" = x; then
654	cross_compiling=maybe
655	echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
656	If a cross compiler is detected then cross compile mode will be used." >&2
657	elif test "x$build_alias" != "x$host_alias"; then
658	cross_compiling=yes
659	fi
660	fi
661
662	ac_tool_prefix=
663	test -n "$host_alias" && ac_tool_prefix=$host_alias-
664
665	test "$silent" = yes && exec 6>/dev/null
666
667
668	# Find the source files, if location was not specified.
669	if test -z "$srcdir"; then
670	ac_srcdir_defaulted=yes
671	# Try the directory containing this script, then its parent.
672	ac_confdir=`(dirname "$0") 2>/dev/null \|\|
673	$as_expr X"$0" : 'X$.[^/]$//[^/][^/]/$' \\| \
674	X"$0" : 'X$//$[^/]' \\| \
675	X"$0" : 'X$//$$' \\| \
676	X"$0" : 'X$/$' \\| \
677	. : '$.$' 2>/dev/null \|\|
678	echo X"$0" \|
679	sed '/^X$.[^/]$\/\/[^/][^/]\/$/{ s//\1/; q; }
680	/^X$\/\/$[^/].*/{ s//\1/; q; }
681	/^X$\/\/$$/{ s//\1/; q; }
682	/^X$\/$.*/{ s//\1/; q; }
683	s/.*/./; q'`
684	srcdir=$ac_confdir
685	if test ! -r $srcdir/$ac_unique_file; then
686	srcdir=..
687	fi
688	else
689	ac_srcdir_defaulted=no
690	fi
691	if test ! -r $srcdir/$ac_unique_file; then
692	if test "$ac_srcdir_defaulted" = yes; then
693	{ echo "$as_me: error: cannot find sources ($ac_unique_file) in $ac_confdir or .." >&2
694	{ (exit 1); exit 1; }; }
695	else
696	{ echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2
697	{ (exit 1); exit 1; }; }
698	fi
699	fi
700	(cd $srcdir && test -r ./$ac_unique_file) 2>/dev/null \|\|
701	{ echo "$as_me: error: sources are in $srcdir, but \`cd $srcdir' does not work" >&2
702	{ (exit 1); exit 1; }; }
703	srcdir=`echo "$srcdir" \| sed 's%$[^\\/]$[\\/]*$%\1%'`
704	ac_env_build_alias_set=${build_alias+set}
705	ac_env_build_alias_value=$build_alias
706	ac_cv_env_build_alias_set=${build_alias+set}
707	ac_cv_env_build_alias_value=$build_alias
708	ac_env_host_alias_set=${host_alias+set}
709	ac_env_host_alias_value=$host_alias
710	ac_cv_env_host_alias_set=${host_alias+set}
711	ac_cv_env_host_alias_value=$host_alias
712	ac_env_target_alias_set=${target_alias+set}
713	ac_env_target_alias_value=$target_alias
714	ac_cv_env_target_alias_set=${target_alias+set}
715	ac_cv_env_target_alias_value=$target_alias
716	ac_env_CC_set=${CC+set}
717	ac_env_CC_value=$CC
718	ac_cv_env_CC_set=${CC+set}
719	ac_cv_env_CC_value=$CC
720	ac_env_CFLAGS_set=${CFLAGS+set}
721	ac_env_CFLAGS_value=$CFLAGS
722	ac_cv_env_CFLAGS_set=${CFLAGS+set}
723	ac_cv_env_CFLAGS_value=$CFLAGS
724	ac_env_LDFLAGS_set=${LDFLAGS+set}
725	ac_env_LDFLAGS_value=$LDFLAGS
726	ac_cv_env_LDFLAGS_set=${LDFLAGS+set}
727	ac_cv_env_LDFLAGS_value=$LDFLAGS
728	ac_env_CPPFLAGS_set=${CPPFLAGS+set}
729	ac_env_CPPFLAGS_value=$CPPFLAGS
730	ac_cv_env_CPPFLAGS_set=${CPPFLAGS+set}
731	ac_cv_env_CPPFLAGS_value=$CPPFLAGS
732	ac_env_CXX_set=${CXX+set}
733	ac_env_CXX_value=$CXX
734	ac_cv_env_CXX_set=${CXX+set}
735	ac_cv_env_CXX_value=$CXX
736	ac_env_CXXFLAGS_set=${CXXFLAGS+set}
737	ac_env_CXXFLAGS_value=$CXXFLAGS
738	ac_cv_env_CXXFLAGS_set=${CXXFLAGS+set}
739	ac_cv_env_CXXFLAGS_value=$CXXFLAGS
740	ac_env_CPP_set=${CPP+set}
741	ac_env_CPP_value=$CPP
742	ac_cv_env_CPP_set=${CPP+set}
743	ac_cv_env_CPP_value=$CPP
744
745	#
746	# Report the --help message.
747	#
748	if test "$ac_init_help" = "long"; then
749	# Omit some internal or obsolete options to make the list less imposing.
750	# This message is too long to be a string in the A/UX 3.1 sh.
751	cat <<_ACEOF
752	\`configure' configures this package to adapt to many kinds of systems.
753
754	Usage: $0 [OPTION]... [VAR=VALUE]...
755
756	To assign environment variables (e.g., CC, CFLAGS...), specify them as
757	VAR=VALUE. See below for descriptions of some of the useful variables.
758
759	Defaults for the options are specified in brackets.
760
761	Configuration:
762	-h, --help display this help and exit
763	--help=short display options specific to this package
764	--help=recursive display the short help of all the included packages
765	-V, --version display version information and exit
766	-q, --quiet, --silent do not print \`checking...' messages
767	--cache-file=FILE cache test results in FILE [disabled]
768	-C, --config-cache alias for \`--cache-file=config.cache'
769	-n, --no-create do not create output files
770	--srcdir=DIR find the sources in DIR [configure dir or \`..']
771
772	_ACEOF
773
774	cat <<_ACEOF
775	Installation directories:
776	--prefix=PREFIX install architecture-independent files in PREFIX
777	[$ac_default_prefix]
778	--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
779	[PREFIX]
780
781	By default, \`make install' will install all the files in
782	\`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc. You can specify
783	an installation prefix other than \`$ac_default_prefix' using \`--prefix',
784	for instance \`--prefix=\$HOME'.
785
786	For better control, use the options below.
787
788	Fine tuning of the installation directories:
789	--bindir=DIR user executables [EPREFIX/bin]
790	--sbindir=DIR system admin executables [EPREFIX/sbin]
791	--libexecdir=DIR program executables [EPREFIX/libexec]
792	--datadir=DIR read-only architecture-independent data [PREFIX/share]
793	--sysconfdir=DIR read-only single-machine data [PREFIX/etc]
794	--sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com]
795	--localstatedir=DIR modifiable single-machine data [PREFIX/var]
796	--libdir=DIR object code libraries [EPREFIX/lib]
797	--includedir=DIR C header files [PREFIX/include]
798	--oldincludedir=DIR C header files for non-gcc [/usr/include]
799	--infodir=DIR info documentation [PREFIX/info]
800	--mandir=DIR man documentation [PREFIX/man]
801	_ACEOF
802
803	cat <<\_ACEOF
804	_ACEOF
805	fi
806
807	if test -n "$ac_init_help"; then
808
809	cat <<\_ACEOF
810
811	Optional Packages:
812	--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
813	--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
814	--with-boost= DIR Specify where boost is located
815	--with-cgal=no, DIR Specify where CGAL is located
816	--with-gaul=no, DIR Specify where GAUL is located
817
818	Some influential environment variables:
819	CC C compiler command
820	CFLAGS C compiler flags
821	LDFLAGS linker flags, e.g. -L<lib dir> if you have libraries in a
822	nonstandard directory <lib dir>
823	CPPFLAGS C/C++ preprocessor flags, e.g. -I<include dir> if you have
824	headers in a nonstandard directory <include dir>
825	CXX C++ compiler command
826	CXXFLAGS C++ compiler flags
827	CPP C preprocessor
828
829	Use these variables to override the choices made by `configure' or to help
830	it to find libraries and programs with nonstandard names/locations.
831
832	_ACEOF
833	fi
834
835	if test "$ac_init_help" = "recursive"; then
836	# If there are subdirs, report their specific --help.
837	ac_popdir=`pwd`
838	for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
839	test -d $ac_dir \|\| continue
840	ac_builddir=.
841
842	if test "$ac_dir" != .; then
843	ac_dir_suffix=/`echo "$ac_dir" \| sed 's,^\.[\\/],,'`
844	# A "../" for each directory in $ac_dir_suffix.
845	ac_top_builddir=`echo "$ac_dir_suffix" \| sed 's,/[^\\/]*,../,g'`
846	else
847	ac_dir_suffix= ac_top_builddir=
848	fi
849
850	case $srcdir in
851	.) # No --srcdir option. We are building in place.
852	ac_srcdir=.
853	if test -z "$ac_top_builddir"; then
854	ac_top_srcdir=.
855	else
856	ac_top_srcdir=`echo $ac_top_builddir \| sed 's,/$,,'`
857	fi ;;
858	[\\/]* \| ?:[\\/]* ) # Absolute path.
859	ac_srcdir=$srcdir$ac_dir_suffix;
860	ac_top_srcdir=$srcdir ;;
861	*) # Relative path.
862	ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
863	ac_top_srcdir=$ac_top_builddir$srcdir ;;
864	esac
865
866	# Do not use `cd foo && pwd` to compute absolute paths, because
867	# the directories may not exist.
868	case `pwd` in
869	.) ac_abs_builddir="$ac_dir";;
870	*)
871	case "$ac_dir" in
872	.) ac_abs_builddir=`pwd`;;
873	[\\/]* \| ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
874	*) ac_abs_builddir=`pwd`/"$ac_dir";;
875	esac;;
876	esac
877	case $ac_abs_builddir in
878	.) ac_abs_top_builddir=${ac_top_builddir}.;;
879	*)
880	case ${ac_top_builddir}. in
881	.) ac_abs_top_builddir=$ac_abs_builddir;;
882	[\\/]* \| ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
883	*) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
884	esac;;
885	esac
886	case $ac_abs_builddir in
887	.) ac_abs_srcdir=$ac_srcdir;;
888	*)
889	case $ac_srcdir in
890	.) ac_abs_srcdir=$ac_abs_builddir;;
891	[\\/]* \| ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
892	*) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
893	esac;;
894	esac
895	case $ac_abs_builddir in
896	.) ac_abs_top_srcdir=$ac_top_srcdir;;
897	*)
898	case $ac_top_srcdir in
899	.) ac_abs_top_srcdir=$ac_abs_builddir;;
900	[\\/]* \| ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
901	*) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
902	esac;;
903	esac
904
905	cd $ac_dir
906	# Check for guested configure; otherwise get Cygnus style configure.
907	if test -f $ac_srcdir/configure.gnu; then
908	echo
909	$SHELL $ac_srcdir/configure.gnu --help=recursive
910	elif test -f $ac_srcdir/configure; then
911	echo
912	$SHELL $ac_srcdir/configure --help=recursive
913	elif test -f $ac_srcdir/configure.ac \|\|
914	test -f $ac_srcdir/configure.in; then
915	echo
916	$ac_configure --help
917	else
918	echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
919	fi
920	cd $ac_popdir
921	done
922	fi
923
924	test -n "$ac_init_help" && exit 0
925	if $ac_init_version; then
926	cat <<\_ACEOF
927
928	Copyright (C) 2003 Free Software Foundation, Inc.
929	This configure script is free software; the Free Software Foundation
930	gives unlimited permission to copy, distribute and modify it.
931	_ACEOF
932	exit 0
933	fi
934	exec 5>config.log
935	cat >&5 <<_ACEOF
936	This file contains any messages produced by compilers while
937	running configure, to aid debugging if configure makes a mistake.
938
939	It was created by $as_me, which was
940	generated by GNU Autoconf 2.59. Invocation command line was
941
942	$ $0 $@
943
944	_ACEOF
945	{
946	cat <<_ASUNAME
947	## --------- ##
948	## Platform. ##
949	## --------- ##
950
951	hostname = `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`
952	uname -m = `(uname -m) 2>/dev/null \|\| echo unknown`
953	uname -r = `(uname -r) 2>/dev/null \|\| echo unknown`
954	uname -s = `(uname -s) 2>/dev/null \|\| echo unknown`
955	uname -v = `(uname -v) 2>/dev/null \|\| echo unknown`
956
957	/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null \|\| echo unknown`
958	/bin/uname -X = `(/bin/uname -X) 2>/dev/null \|\| echo unknown`
959
960	/bin/arch = `(/bin/arch) 2>/dev/null \|\| echo unknown`
961	/usr/bin/arch -k = `(/usr/bin/arch -k) 2>/dev/null \|\| echo unknown`
962	/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null \|\| echo unknown`
963	hostinfo = `(hostinfo) 2>/dev/null \|\| echo unknown`
964	/bin/machine = `(/bin/machine) 2>/dev/null \|\| echo unknown`
965	/usr/bin/oslevel = `(/usr/bin/oslevel) 2>/dev/null \|\| echo unknown`
966	/bin/universe = `(/bin/universe) 2>/dev/null \|\| echo unknown`
967
968	_ASUNAME
969
970	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
971	for as_dir in $PATH
972	do
973	IFS=$as_save_IFS
974	test -z "$as_dir" && as_dir=.
975	echo "PATH: $as_dir"
976	done
977
978	} >&5
979
980	cat >&5 <<_ACEOF
981
982
983	## ----------- ##
984	## Core tests. ##
985	## ----------- ##
986
987	_ACEOF
988
989
990	# Keep a trace of the command line.
991	# Strip out --no-create and --no-recursion so they do not pile up.
992	# Strip out --silent because we don't want to record it for future runs.
993	# Also quote any args containing shell meta-characters.
994	# Make two passes to allow for proper duplicate-argument suppression.
995	ac_configure_args=
996	ac_configure_args0=
997	ac_configure_args1=
998	ac_sep=
999	ac_must_keep_next=false
1000	for ac_pass in 1 2
1001	do
1002	for ac_arg
1003	do
1004	case $ac_arg in
1005	-no-create \| --no-c* \| -n \| -no-recursion \| --no-r*) continue ;;
1006	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
1007	\| -silent \| --silent \| --silen \| --sile \| --sil)
1008	continue ;;
1009	" "\|" "\|[\[\]\~\#\$\^\&\\{\}\\\\|\;\<\>\?\"\']*)
1010	ac_arg=`echo "$ac_arg" \| sed "s/'/'\\\\\\\\''/g"` ;;
1011	esac
1012	case $ac_pass in
1013	1) ac_configure_args0="$ac_configure_args0 '$ac_arg'" ;;
1014	2)
1015	ac_configure_args1="$ac_configure_args1 '$ac_arg'"
1016	if test $ac_must_keep_next = true; then
1017	ac_must_keep_next=false # Got value, back to normal.
1018	else
1019	case $ac_arg in
1020	= \| --config-cache \| -C \| -disable-* \| --disable-* \
1021	\| -enable-* \| --enable-* \| -gas \| --g* \| -nfp \| --nf* \
1022	\| -q \| -quiet \| --q* \| -silent \| --sil* \| -v \| -verb* \
1023	\| -with-* \| --with-* \| -without-* \| --without-* \| --x)
1024	case "$ac_configure_args0 " in
1025	"$ac_configure_args1"" '$ac_arg' " ) continue ;;
1026	esac
1027	;;
1028	-* ) ac_must_keep_next=true ;;
1029	esac
1030	fi
1031	ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
1032	# Get rid of the leading space.
1033	ac_sep=" "
1034	;;
1035	esac
1036	done
1037	done
1038	$as_unset ac_configure_args0 \|\| test "${ac_configure_args0+set}" != set \|\| { ac_configure_args0=; export ac_configure_args0; }
1039	$as_unset ac_configure_args1 \|\| test "${ac_configure_args1+set}" != set \|\| { ac_configure_args1=; export ac_configure_args1; }
1040
1041	# When interrupted or exit'd, cleanup temporary files, and complete
1042	# config.log. We remove comments because anyway the quotes in there
1043	# would cause problems or look ugly.
1044	# WARNING: Be sure not to use single quotes in there, as some shells,
1045	# such as our DU 5.0 friend, will then `close' the trap.
1046	trap 'exit_status=$?
1047	# Save into config.log some information that might help in debugging.
1048	{
1049	echo
1050
1051	cat <<\_ASBOX
1052	## ---------------- ##
1053	## Cache variables. ##
1054	## ---------------- ##
1055	_ASBOX
1056	echo
1057	# The following way of writing the cache mishandles newlines in values,
1058	{
1059	(set) 2>&1 \|
1060	case `(ac_space='"'"' '"'"'; set \| grep ac_space) 2>&1` in
1061	ac_space=\ )
1062	sed -n \
1063	"s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
1064	s/^\$[_$as_cr_alnum]_cv_[_$as_cr_alnum]\$=\$.*\$/\\1='"'"'\\2'"'"'/p"
1065	;;
1066	*)
1067	sed -n \
1068	"s/^\$[_$as_cr_alnum]_cv_[_$as_cr_alnum]\$=\$.*\$/\\1=\\2/p"
1069	;;
1070	esac;
1071	}
1072	echo
1073
1074	cat <<\_ASBOX
1075	## ----------------- ##
1076	## Output variables. ##
1077	## ----------------- ##
1078	_ASBOX
1079	echo
1080	for ac_var in $ac_subst_vars
1081	do
1082	eval ac_val=$`echo $ac_var`
1083	echo "$ac_var='"'"'$ac_val'"'"'"
1084	done \| sort
1085	echo
1086
1087	if test -n "$ac_subst_files"; then
1088	cat <<\_ASBOX
1089	## ------------- ##
1090	## Output files. ##
1091	## ------------- ##
1092	_ASBOX
1093	echo
1094	for ac_var in $ac_subst_files
1095	do
1096	eval ac_val=$`echo $ac_var`
1097	echo "$ac_var='"'"'$ac_val'"'"'"
1098	done \| sort
1099	echo
1100	fi
1101
1102	if test -s confdefs.h; then
1103	cat <<\_ASBOX
1104	## ----------- ##
1105	## confdefs.h. ##
1106	## ----------- ##
1107	_ASBOX
1108	echo
1109	sed "/^$/d" confdefs.h \| sort
1110	echo
1111	fi
1112	test "$ac_signal" != 0 &&
1113	echo "$as_me: caught signal $ac_signal"
1114	echo "$as_me: exit $exit_status"
1115	} >&5
1116	rm -f core *.core &&
1117	rm -rf conftest* confdefs* conf$$* $ac_clean_files &&
1118	exit $exit_status
1119	' 0
1120	for ac_signal in 1 2 13 15; do
1121	trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal
1122	done
1123	ac_signal=0
1124
1125	# confdefs.h avoids OS command line length limits that DEFS can exceed.
1126	rm -rf conftest* confdefs.h
1127	# AIX cpp loses on an empty file, so make sure it contains at least a newline.
1128	echo >confdefs.h
1129
1130	# Predefined preprocessor variables.
1131
1132	cat >>confdefs.h <<_ACEOF
1133	#define PACKAGE_NAME "$PACKAGE_NAME"
1134	_ACEOF
1135
1136
1137	cat >>confdefs.h <<_ACEOF
1138	#define PACKAGE_TARNAME "$PACKAGE_TARNAME"
1139	_ACEOF
1140
1141
1142	cat >>confdefs.h <<_ACEOF
1143	#define PACKAGE_VERSION "$PACKAGE_VERSION"
1144	_ACEOF
1145
1146
1147	cat >>confdefs.h <<_ACEOF
1148	#define PACKAGE_STRING "$PACKAGE_STRING"
1149	_ACEOF
1150
1151
1152	cat >>confdefs.h <<_ACEOF
1153	#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
1154	_ACEOF
1155
1156
1157	# Let the site file select an alternate cache file if it wants to.
1158	# Prefer explicitly selected file to automatically selected ones.
1159	if test -z "$CONFIG_SITE"; then
1160	if test "x$prefix" != xNONE; then
1161	CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
1162	else
1163	CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
1164	fi
1165	fi
1166	for ac_site_file in $CONFIG_SITE; do
1167	if test -r "$ac_site_file"; then
1168	{ echo "$as_me:$LINENO: loading site script $ac_site_file" >&5
1169	echo "$as_me: loading site script $ac_site_file" >&6;}
1170	sed 's/^/\| /' "$ac_site_file" >&5
1171	. "$ac_site_file"
1172	fi
1173	done
1174
1175	if test -r "$cache_file"; then
1176	# Some versions of bash will fail to source /dev/null (special
1177	# files actually), so we avoid doing that.
1178	if test -f "$cache_file"; then
1179	{ echo "$as_me:$LINENO: loading cache $cache_file" >&5
1180	echo "$as_me: loading cache $cache_file" >&6;}
1181	case $cache_file in
1182	[\\/]* \| ?:[\\/]* ) . $cache_file;;
1183	*) . ./$cache_file;;
1184	esac
1185	fi
1186	else
1187	{ echo "$as_me:$LINENO: creating cache $cache_file" >&5
1188	echo "$as_me: creating cache $cache_file" >&6;}
1189	>$cache_file
1190	fi
1191
1192	# Check that the precious variables saved in the cache have kept the same
1193	# value.
1194	ac_cache_corrupted=false
1195	for ac_var in `(set) 2>&1 \|
1196	sed -n 's/^ac_env_$[a-zA-Z_0-9]$_set=./\1/p'`; do
1197	eval ac_old_set=\$ac_cv_env_${ac_var}_set
1198	eval ac_new_set=\$ac_env_${ac_var}_set
1199	eval ac_old_val="\$ac_cv_env_${ac_var}_value"
1200	eval ac_new_val="\$ac_env_${ac_var}_value"
1201	case $ac_old_set,$ac_new_set in
1202	set,)
1203	{ echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
1204	echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
1205	ac_cache_corrupted=: ;;
1206	,set)
1207	{ echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5
1208	echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
1209	ac_cache_corrupted=: ;;
1210	,);;
1211	*)
1212	if test "x$ac_old_val" != "x$ac_new_val"; then
1213	{ echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
1214	echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
1215	{ echo "$as_me:$LINENO: former value: $ac_old_val" >&5
1216	echo "$as_me: former value: $ac_old_val" >&2;}
1217	{ echo "$as_me:$LINENO: current value: $ac_new_val" >&5
1218	echo "$as_me: current value: $ac_new_val" >&2;}
1219	ac_cache_corrupted=:
1220	fi;;
1221	esac
1222	# Pass precious variables to config.status.
1223	if test "$ac_new_set" = set; then
1224	case $ac_new_val in
1225	" "\|" "\|[\[\]\~\#\$\^\&\\{\}\\\\|\;\<\>\?\"\']*)
1226	ac_arg=$ac_var=`echo "$ac_new_val" \| sed "s/'/'\\\\\\\\''/g"` ;;
1227	*) ac_arg=$ac_var=$ac_new_val ;;
1228	esac
1229	case " $ac_configure_args " in
1230	" '$ac_arg' ") ;; # Avoid dups. Use of quotes ensures accuracy.
1231	*) ac_configure_args="$ac_configure_args '$ac_arg'" ;;
1232	esac
1233	fi
1234	done
1235	if $ac_cache_corrupted; then
1236	{ echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
1237	echo "$as_me: error: changes in the environment can compromise the build" >&2;}
1238	{ { echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
1239	echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
1240	{ (exit 1); exit 1; }; }
1241	fi
1242
1243	ac_ext=c
1244	ac_cpp='$CPP $CPPFLAGS'
1245	ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
1246	ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
1247	ac_compiler_gnu=$ac_cv_c_compiler_gnu
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267	ac_ext=c
1268	ac_cpp='$CPP $CPPFLAGS'
1269	ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
1270	ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
1271	ac_compiler_gnu=$ac_cv_c_compiler_gnu
1272	if test -n "$ac_tool_prefix"; then
1273	# Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
1274	set dummy ${ac_tool_prefix}gcc; ac_word=$2
1275	echo "$as_me:$LINENO: checking for $ac_word" >&5
1276	echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
1277	if test "${ac_cv_prog_CC+set}" = set; then
1278	echo $ECHO_N "(cached) $ECHO_C" >&6
1279	else
1280	if test -n "$CC"; then
1281	ac_cv_prog_CC="$CC" # Let the user override the test.
1282	else
1283	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
1284	for as_dir in $PATH
1285	do
1286	IFS=$as_save_IFS
1287	test -z "$as_dir" && as_dir=.
1288	for ac_exec_ext in '' $ac_executable_extensions; do
1289	if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
1290	ac_cv_prog_CC="${ac_tool_prefix}gcc"
1291	echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
1292	break 2
1293	fi
1294	done
1295	done
1296
1297	fi
1298	fi
1299	CC=$ac_cv_prog_CC
1300	if test -n "$CC"; then
1301	echo "$as_me:$LINENO: result: $CC" >&5
1302	echo "${ECHO_T}$CC" >&6
1303	else
1304	echo "$as_me:$LINENO: result: no" >&5
1305	echo "${ECHO_T}no" >&6
1306	fi
1307
1308	fi
1309	if test -z "$ac_cv_prog_CC"; then
1310	ac_ct_CC=$CC
1311	# Extract the first word of "gcc", so it can be a program name with args.
1312	set dummy gcc; ac_word=$2
1313	echo "$as_me:$LINENO: checking for $ac_word" >&5
1314	echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
1315	if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
1316	echo $ECHO_N "(cached) $ECHO_C" >&6
1317	else
1318	if test -n "$ac_ct_CC"; then
1319	ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
1320	else
1321	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
1322	for as_dir in $PATH
1323	do
1324	IFS=$as_save_IFS
1325	test -z "$as_dir" && as_dir=.
1326	for ac_exec_ext in '' $ac_executable_extensions; do
1327	if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
1328	ac_cv_prog_ac_ct_CC="gcc"
1329	echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
1330	break 2
1331	fi
1332	done
1333	done
1334
1335	fi
1336	fi
1337	ac_ct_CC=$ac_cv_prog_ac_ct_CC
1338	if test -n "$ac_ct_CC"; then
1339	echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
1340	echo "${ECHO_T}$ac_ct_CC" >&6
1341	else
1342	echo "$as_me:$LINENO: result: no" >&5
1343	echo "${ECHO_T}no" >&6
1344	fi
1345
1346	CC=$ac_ct_CC
1347	else
1348	CC="$ac_cv_prog_CC"
1349	fi
1350
1351	if test -z "$CC"; then
1352	if test -n "$ac_tool_prefix"; then
1353	# Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
1354	set dummy ${ac_tool_prefix}cc; ac_word=$2
1355	echo "$as_me:$LINENO: checking for $ac_word" >&5
1356	echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
1357	if test "${ac_cv_prog_CC+set}" = set; then
1358	echo $ECHO_N "(cached) $ECHO_C" >&6
1359	else
1360	if test -n "$CC"; then
1361	ac_cv_prog_CC="$CC" # Let the user override the test.
1362	else
1363	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
1364	for as_dir in $PATH
1365	do
1366	IFS=$as_save_IFS
1367	test -z "$as_dir" && as_dir=.
1368	for ac_exec_ext in '' $ac_executable_extensions; do
1369	if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
1370	ac_cv_prog_CC="${ac_tool_prefix}cc"
1371	echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
1372	break 2
1373	fi
1374	done
1375	done
1376
1377	fi
1378	fi
1379	CC=$ac_cv_prog_CC
1380	if test -n "$CC"; then
1381	echo "$as_me:$LINENO: result: $CC" >&5
1382	echo "${ECHO_T}$CC" >&6
1383	else
1384	echo "$as_me:$LINENO: result: no" >&5
1385	echo "${ECHO_T}no" >&6
1386	fi
1387
1388	fi
1389	if test -z "$ac_cv_prog_CC"; then
1390	ac_ct_CC=$CC
1391	# Extract the first word of "cc", so it can be a program name with args.
1392	set dummy cc; ac_word=$2
1393	echo "$as_me:$LINENO: checking for $ac_word" >&5
1394	echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
1395	if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
1396	echo $ECHO_N "(cached) $ECHO_C" >&6
1397	else
1398	if test -n "$ac_ct_CC"; then
1399	ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
1400	else
1401	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
1402	for as_dir in $PATH
1403	do
1404	IFS=$as_save_IFS
1405	test -z "$as_dir" && as_dir=.
1406	for ac_exec_ext in '' $ac_executable_extensions; do
1407	if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
1408	ac_cv_prog_ac_ct_CC="cc"
1409	echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
1410	break 2
1411	fi
1412	done
1413	done
1414
1415	fi
1416	fi
1417	ac_ct_CC=$ac_cv_prog_ac_ct_CC
1418	if test -n "$ac_ct_CC"; then
1419	echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
1420	echo "${ECHO_T}$ac_ct_CC" >&6
1421	else
1422	echo "$as_me:$LINENO: result: no" >&5
1423	echo "${ECHO_T}no" >&6
1424	fi
1425
1426	CC=$ac_ct_CC
1427	else
1428	CC="$ac_cv_prog_CC"
1429	fi
1430
1431	fi
1432	if test -z "$CC"; then
1433	# Extract the first word of "cc", so it can be a program name with args.
1434	set dummy cc; ac_word=$2
1435	echo "$as_me:$LINENO: checking for $ac_word" >&5
1436	echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
1437	if test "${ac_cv_prog_CC+set}" = set; then
1438	echo $ECHO_N "(cached) $ECHO_C" >&6
1439	else
1440	if test -n "$CC"; then
1441	ac_cv_prog_CC="$CC" # Let the user override the test.
1442	else
1443	ac_prog_rejected=no
1444	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
1445	for as_dir in $PATH
1446	do
1447	IFS=$as_save_IFS
1448	test -z "$as_dir" && as_dir=.
1449	for ac_exec_ext in '' $ac_executable_extensions; do
1450	if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
1451	if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
1452	ac_prog_rejected=yes
1453	continue
1454	fi
1455	ac_cv_prog_CC="cc"
1456	echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
1457	break 2
1458	fi
1459	done
1460	done
1461
1462	if test $ac_prog_rejected = yes; then
1463	# We found a bogon in the path, so make sure we never use it.
1464	set dummy $ac_cv_prog_CC
1465	shift
1466	if test $# != 0; then
1467	# We chose a different compiler from the bogus one.
1468	# However, it has the same basename, so the bogon will be chosen
1469	# first if we set CC to just the basename; use the full file name.
1470	shift
1471	ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
1472	fi
1473	fi
1474	fi
1475	fi
1476	CC=$ac_cv_prog_CC
1477	if test -n "$CC"; then
1478	echo "$as_me:$LINENO: result: $CC" >&5
1479	echo "${ECHO_T}$CC" >&6
1480	else
1481	echo "$as_me:$LINENO: result: no" >&5
1482	echo "${ECHO_T}no" >&6
1483	fi
1484
1485	fi
1486	if test -z "$CC"; then
1487	if test -n "$ac_tool_prefix"; then
1488	for ac_prog in cl
1489	do
1490	# Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
1491	set dummy $ac_tool_prefix$ac_prog; ac_word=$2
1492	echo "$as_me:$LINENO: checking for $ac_word" >&5
1493	echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
1494	if test "${ac_cv_prog_CC+set}" = set; then
1495	echo $ECHO_N "(cached) $ECHO_C" >&6
1496	else
1497	if test -n "$CC"; then
1498	ac_cv_prog_CC="$CC" # Let the user override the test.
1499	else
1500	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
1501	for as_dir in $PATH
1502	do
1503	IFS=$as_save_IFS
1504	test -z "$as_dir" && as_dir=.
1505	for ac_exec_ext in '' $ac_executable_extensions; do
1506	if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
1507	ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
1508	echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
1509	break 2
1510	fi
1511	done
1512	done
1513
1514	fi
1515	fi
1516	CC=$ac_cv_prog_CC
1517	if test -n "$CC"; then
1518	echo "$as_me:$LINENO: result: $CC" >&5
1519	echo "${ECHO_T}$CC" >&6
1520	else
1521	echo "$as_me:$LINENO: result: no" >&5
1522	echo "${ECHO_T}no" >&6
1523	fi
1524
1525	test -n "$CC" && break
1526	done
1527	fi
1528	if test -z "$CC"; then
1529	ac_ct_CC=$CC
1530	for ac_prog in cl
1531	do
1532	# Extract the first word of "$ac_prog", so it can be a program name with args.
1533	set dummy $ac_prog; ac_word=$2
1534	echo "$as_me:$LINENO: checking for $ac_word" >&5
1535	echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
1536	if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
1537	echo $ECHO_N "(cached) $ECHO_C" >&6
1538	else
1539	if test -n "$ac_ct_CC"; then
1540	ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
1541	else
1542	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
1543	for as_dir in $PATH
1544	do
1545	IFS=$as_save_IFS
1546	test -z "$as_dir" && as_dir=.
1547	for ac_exec_ext in '' $ac_executable_extensions; do
1548	if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
1549	ac_cv_prog_ac_ct_CC="$ac_prog"
1550	echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
1551	break 2
1552	fi
1553	done
1554	done
1555
1556	fi
1557	fi
1558	ac_ct_CC=$ac_cv_prog_ac_ct_CC
1559	if test -n "$ac_ct_CC"; then
1560	echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
1561	echo "${ECHO_T}$ac_ct_CC" >&6
1562	else
1563	echo "$as_me:$LINENO: result: no" >&5
1564	echo "${ECHO_T}no" >&6
1565	fi
1566
1567	test -n "$ac_ct_CC" && break
1568	done
1569
1570	CC=$ac_ct_CC
1571	fi
1572
1573	fi
1574
1575
1576	test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
1577	See \`config.log' for more details." >&5
1578	echo "$as_me: error: no acceptable C compiler found in \$PATH
1579	See \`config.log' for more details." >&2;}
1580	{ (exit 1); exit 1; }; }
1581
1582	# Provide some information about the compiler.
1583	echo "$as_me:$LINENO:" \
1584	"checking for C compiler version" >&5
1585	ac_compiler=`set X $ac_compile; echo $2`
1586	{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5
1587	(eval $ac_compiler --version </dev/null >&5) 2>&5
1588	ac_status=$?
1589	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1590	(exit $ac_status); }
1591	{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5
1592	(eval $ac_compiler -v </dev/null >&5) 2>&5
1593	ac_status=$?
1594	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1595	(exit $ac_status); }
1596	{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5
1597	(eval $ac_compiler -V </dev/null >&5) 2>&5
1598	ac_status=$?
1599	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1600	(exit $ac_status); }
1601
1602	cat >conftest.$ac_ext <<_ACEOF
1603	/* confdefs.h. */
1604	_ACEOF
1605	cat confdefs.h >>conftest.$ac_ext
1606	cat >>conftest.$ac_ext <<_ACEOF
1607	/* end confdefs.h. */
1608
1609	int
1610	main ()
1611	{
1612
1613	;
1614	return 0;
1615	}
1616	_ACEOF
1617	ac_clean_files_save=$ac_clean_files
1618	ac_clean_files="$ac_clean_files a.out a.exe b.out"
1619	# Try to create an executable without -o first, disregard a.out.
1620	# It will help us diagnose broken compilers, and finding out an intuition
1621	# of exeext.
1622	echo "$as_me:$LINENO: checking for C compiler default output file name" >&5
1623	echo $ECHO_N "checking for C compiler default output file name... $ECHO_C" >&6
1624	ac_link_default=`echo "$ac_link" \| sed 's/ -o conftest[^ ]//'`
1625	if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5
1626	(eval $ac_link_default) 2>&5
1627	ac_status=$?
1628	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1629	(exit $ac_status); }; then
1630	# Find the output, starting from the most likely. This scheme is
1631	# not robust to junk in `.', hence go to wildcards (a.*) only as a last
1632	# resort.
1633
1634	# Be careful to initialize this variable, since it used to be cached.
1635	# Otherwise an old cache value of `no' led to `EXEEXT = no' in a Makefile.
1636	ac_cv_exeext=
1637	# b.out is created by i960 compilers.
1638	for ac_file in a_out.exe a.exe conftest.exe a.out conftest a.* conftest.* b.out
1639	do
1640	test -f "$ac_file" \|\| continue
1641	case $ac_file in
1642	.$ac_ext \| .xcoff \| .tds \| .d \| .pdb \| .xSYM \| .bb \| .bbg \| .o \| .obj )
1643	;;
1644	conftest.$ac_ext )
1645	# This is the source file.
1646	;;
1647	[ab].out )
1648	# We found the default executable, but exeext='' is most
1649	# certainly right.
1650	break;;
1651	. )
1652	ac_cv_exeext=`expr "$ac_file" : '[^.]$\..$'`
1653	# FIXME: I believe we export ac_cv_exeext for Libtool,
1654	# but it would be cool to find out if it's true. Does anybody
1655	# maintain Libtool? --akim.
1656	export ac_cv_exeext
1657	break;;
1658	* )
1659	break;;
1660	esac
1661	done
1662	else
1663	echo "$as_me: failed program was:" >&5
1664	sed 's/^/\| /' conftest.$ac_ext >&5
1665
1666	{ { echo "$as_me:$LINENO: error: C compiler cannot create executables
1667	See \`config.log' for more details." >&5
1668	echo "$as_me: error: C compiler cannot create executables
1669	See \`config.log' for more details." >&2;}
1670	{ (exit 77); exit 77; }; }
1671	fi
1672
1673	ac_exeext=$ac_cv_exeext
1674	echo "$as_me:$LINENO: result: $ac_file" >&5
1675	echo "${ECHO_T}$ac_file" >&6
1676
1677	# Check the compiler produces executables we can run. If not, either
1678	# the compiler is broken, or we cross compile.
1679	echo "$as_me:$LINENO: checking whether the C compiler works" >&5
1680	echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6
1681	# FIXME: These cross compiler hacks should be removed for Autoconf 3.0
1682	# If not cross compiling, check that we can run a simple program.
1683	if test "$cross_compiling" != yes; then
1684	if { ac_try='./$ac_file'
1685	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
1686	(eval $ac_try) 2>&5
1687	ac_status=$?
1688	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1689	(exit $ac_status); }; }; then
1690	cross_compiling=no
1691	else
1692	if test "$cross_compiling" = maybe; then
1693	cross_compiling=yes
1694	else
1695	{ { echo "$as_me:$LINENO: error: cannot run C compiled programs.
1696	If you meant to cross compile, use \`--host'.
1697	See \`config.log' for more details." >&5
1698	echo "$as_me: error: cannot run C compiled programs.
1699	If you meant to cross compile, use \`--host'.
1700	See \`config.log' for more details." >&2;}
1701	{ (exit 1); exit 1; }; }
1702	fi
1703	fi
1704	fi
1705	echo "$as_me:$LINENO: result: yes" >&5
1706	echo "${ECHO_T}yes" >&6
1707
1708	rm -f a.out a.exe conftest$ac_cv_exeext b.out
1709	ac_clean_files=$ac_clean_files_save
1710	# Check the compiler produces executables we can run. If not, either
1711	# the compiler is broken, or we cross compile.
1712	echo "$as_me:$LINENO: checking whether we are cross compiling" >&5
1713	echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
1714	echo "$as_me:$LINENO: result: $cross_compiling" >&5
1715	echo "${ECHO_T}$cross_compiling" >&6
1716
1717	echo "$as_me:$LINENO: checking for suffix of executables" >&5
1718	echo $ECHO_N "checking for suffix of executables... $ECHO_C" >&6
1719	if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
1720	(eval $ac_link) 2>&5
1721	ac_status=$?
1722	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1723	(exit $ac_status); }; then
1724	# If both `conftest.exe' and `conftest' are `present' (well, observable)
1725	# catch `conftest.exe'. For instance with Cygwin, `ls conftest' will
1726	# work properly (i.e., refer to `conftest.exe'), while it won't with
1727	# `rm'.
1728	for ac_file in conftest.exe conftest conftest.*; do
1729	test -f "$ac_file" \|\| continue
1730	case $ac_file in
1731	.$ac_ext \| .xcoff \| .tds \| .d \| .pdb \| .xSYM \| .bb \| .bbg \| .o \| .obj ) ;;
1732	. ) ac_cv_exeext=`expr "$ac_file" : '[^.]$\..$'`
1733	export ac_cv_exeext
1734	break;;
1735	* ) break;;
1736	esac
1737	done
1738	else
1739	{ { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
1740	See \`config.log' for more details." >&5
1741	echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
1742	See \`config.log' for more details." >&2;}
1743	{ (exit 1); exit 1; }; }
1744	fi
1745
1746	rm -f conftest$ac_cv_exeext
1747	echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5
1748	echo "${ECHO_T}$ac_cv_exeext" >&6
1749
1750	rm -f conftest.$ac_ext
1751	EXEEXT=$ac_cv_exeext
1752	ac_exeext=$EXEEXT
1753	echo "$as_me:$LINENO: checking for suffix of object files" >&5
1754	echo $ECHO_N "checking for suffix of object files... $ECHO_C" >&6
1755	if test "${ac_cv_objext+set}" = set; then
1756	echo $ECHO_N "(cached) $ECHO_C" >&6
1757	else
1758	cat >conftest.$ac_ext <<_ACEOF
1759	/* confdefs.h. */
1760	_ACEOF
1761	cat confdefs.h >>conftest.$ac_ext
1762	cat >>conftest.$ac_ext <<_ACEOF
1763	/* end confdefs.h. */
1764
1765	int
1766	main ()
1767	{
1768
1769	;
1770	return 0;
1771	}
1772	_ACEOF
1773	rm -f conftest.o conftest.obj
1774	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
1775	(eval $ac_compile) 2>&5
1776	ac_status=$?
1777	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1778	(exit $ac_status); }; then
1779	for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do
1780	case $ac_file in
1781	.$ac_ext \| .xcoff \| .tds \| .d \| .pdb \| .xSYM \| .bb \| .bbg ) ;;
1782	) ac_cv_objext=`expr "$ac_file" : '.\.$.*$'`
1783	break;;
1784	esac
1785	done
1786	else
1787	echo "$as_me: failed program was:" >&5
1788	sed 's/^/\| /' conftest.$ac_ext >&5
1789
1790	{ { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
1791	See \`config.log' for more details." >&5
1792	echo "$as_me: error: cannot compute suffix of object files: cannot compile
1793	See \`config.log' for more details." >&2;}
1794	{ (exit 1); exit 1; }; }
1795	fi
1796
1797	rm -f conftest.$ac_cv_objext conftest.$ac_ext
1798	fi
1799	echo "$as_me:$LINENO: result: $ac_cv_objext" >&5
1800	echo "${ECHO_T}$ac_cv_objext" >&6
1801	OBJEXT=$ac_cv_objext
1802	ac_objext=$OBJEXT
1803	echo "$as_me:$LINENO: checking whether we are using the GNU C compiler" >&5
1804	echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6
1805	if test "${ac_cv_c_compiler_gnu+set}" = set; then
1806	echo $ECHO_N "(cached) $ECHO_C" >&6
1807	else
1808	cat >conftest.$ac_ext <<_ACEOF
1809	/* confdefs.h. */
1810	_ACEOF
1811	cat confdefs.h >>conftest.$ac_ext
1812	cat >>conftest.$ac_ext <<_ACEOF
1813	/* end confdefs.h. */
1814
1815	int
1816	main ()
1817	{
1818	#ifndef __GNUC__
1819	choke me
1820	#endif
1821
1822	;
1823	return 0;
1824	}
1825	_ACEOF
1826	rm -f conftest.$ac_objext
1827	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
1828	(eval $ac_compile) 2>conftest.er1
1829	ac_status=$?
1830	grep -v '^ *+' conftest.er1 >conftest.err
1831	rm -f conftest.er1
1832	cat conftest.err >&5
1833	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1834	(exit $ac_status); } &&
1835	{ ac_try='test -z "$ac_c_werror_flag"
1836	\|\| test ! -s conftest.err'
1837	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
1838	(eval $ac_try) 2>&5
1839	ac_status=$?
1840	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1841	(exit $ac_status); }; } &&
1842	{ ac_try='test -s conftest.$ac_objext'
1843	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
1844	(eval $ac_try) 2>&5
1845	ac_status=$?
1846	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1847	(exit $ac_status); }; }; then
1848	ac_compiler_gnu=yes
1849	else
1850	echo "$as_me: failed program was:" >&5
1851	sed 's/^/\| /' conftest.$ac_ext >&5
1852
1853	ac_compiler_gnu=no
1854	fi
1855	rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
1856	ac_cv_c_compiler_gnu=$ac_compiler_gnu
1857
1858	fi
1859	echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5
1860	echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6
1861	GCC=`test $ac_compiler_gnu = yes && echo yes`
1862	ac_test_CFLAGS=${CFLAGS+set}
1863	ac_save_CFLAGS=$CFLAGS
1864	CFLAGS="-g"
1865	echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5
1866	echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6
1867	if test "${ac_cv_prog_cc_g+set}" = set; then
1868	echo $ECHO_N "(cached) $ECHO_C" >&6
1869	else
1870	cat >conftest.$ac_ext <<_ACEOF
1871	/* confdefs.h. */
1872	_ACEOF
1873	cat confdefs.h >>conftest.$ac_ext
1874	cat >>conftest.$ac_ext <<_ACEOF
1875	/* end confdefs.h. */
1876
1877	int
1878	main ()
1879	{
1880
1881	;
1882	return 0;
1883	}
1884	_ACEOF
1885	rm -f conftest.$ac_objext
1886	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
1887	(eval $ac_compile) 2>conftest.er1
1888	ac_status=$?
1889	grep -v '^ *+' conftest.er1 >conftest.err
1890	rm -f conftest.er1
1891	cat conftest.err >&5
1892	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1893	(exit $ac_status); } &&
1894	{ ac_try='test -z "$ac_c_werror_flag"
1895	\|\| test ! -s conftest.err'
1896	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
1897	(eval $ac_try) 2>&5
1898	ac_status=$?
1899	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1900	(exit $ac_status); }; } &&
1901	{ ac_try='test -s conftest.$ac_objext'
1902	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
1903	(eval $ac_try) 2>&5
1904	ac_status=$?
1905	echo "$as_me:$LINENO: \$? = $ac_status" >&5
1906	(exit $ac_status); }; }; then
1907	ac_cv_prog_cc_g=yes
1908	else
1909	echo "$as_me: failed program was:" >&5
1910	sed 's/^/\| /' conftest.$ac_ext >&5
1911
1912	ac_cv_prog_cc_g=no
1913	fi
1914	rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
1915	fi
1916	echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
1917	echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
1918	if test "$ac_test_CFLAGS" = set; then
1919	CFLAGS=$ac_save_CFLAGS
1920	elif test $ac_cv_prog_cc_g = yes; then
1921	if test "$GCC" = yes; then
1922	CFLAGS="-g -O2"
1923	else
1924	CFLAGS="-g"
1925	fi
1926	else
1927	if test "$GCC" = yes; then
1928	CFLAGS="-O2"
1929	else
1930	CFLAGS=
1931	fi
1932	fi
1933	echo "$as_me:$LINENO: checking for $CC option to accept ANSI C" >&5
1934	echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6
1935	if test "${ac_cv_prog_cc_stdc+set}" = set; then
1936	echo $ECHO_N "(cached) $ECHO_C" >&6
1937	else
1938	ac_cv_prog_cc_stdc=no
1939	ac_save_CC=$CC
1940	cat >conftest.$ac_ext <<_ACEOF
1941	/* confdefs.h. */
1942	_ACEOF
1943	cat confdefs.h >>conftest.$ac_ext
1944	cat >>conftest.$ac_ext <<_ACEOF
1945	/* end confdefs.h. */
1946	#include <stdarg.h>
1947	#include <stdio.h>
1948	#include <sys/types.h>
1949	#include <sys/stat.h>
1950	/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */
1951	struct buf { int x; };
1952	FILE * (rcsopen) (struct buf , struct stat *, int);
1953	static char *e (p, i)
1954	char **p;
1955	int i;
1956	{
1957	return p[i];
1958	}
1959	static char f (char (g) (char , int), char *p, ...)
1960	{
1961	char *s;
1962	va_list v;
1963	va_start (v,p);
1964	s = g (p, va_arg (v,int));
1965	va_end (v);
1966	return s;
1967	}
1968
1969	/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has
1970	function prototypes and stuff, but not '\xHH' hex character constants.
1971	These don't provoke an error unfortunately, instead are silently treated
1972	as 'x'. The following induces an error, until -std1 is added to get
1973	proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an
1974	array size at least. It's necessary to write '\x00'==0 to get something
1975	that's true only with -std1. */
1976	int osf4_cc_array ['\x00' == 0 ? 1 : -1];
1977
1978	int test (int i, double x);
1979	struct s1 {int (*f) (int a);};
1980	struct s2 {int (*f) (double a);};
1981	int pairnames (int, char *, FILE ()(struct buf , struct stat *, int), int, int);
1982	int argc;
1983	char **argv;
1984	int
1985	main ()
1986	{
1987	return f (e, argv, 0) != argv[0] \|\| f (e, argv, 1) != argv[1];
1988	;
1989	return 0;
1990	}
1991	_ACEOF
1992	# Don't try gcc -ansi; that turns off useful extensions and
1993	# breaks some systems' header files.
1994	# AIX -qlanglvl=ansi
1995	# Ultrix and OSF/1 -std1
1996	# HP-UX 10.20 and later -Ae
1997	# HP-UX older versions -Aa -D_HPUX_SOURCE
1998	# SVR4 -Xc -D__EXTENSIONS__
1999	for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
2000	do
2001	CC="$ac_save_CC $ac_arg"
2002	rm -f conftest.$ac_objext
2003	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
2004	(eval $ac_compile) 2>conftest.er1
2005	ac_status=$?
2006	grep -v '^ *+' conftest.er1 >conftest.err
2007	rm -f conftest.er1
2008	cat conftest.err >&5
2009	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2010	(exit $ac_status); } &&
2011	{ ac_try='test -z "$ac_c_werror_flag"
2012	\|\| test ! -s conftest.err'
2013	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2014	(eval $ac_try) 2>&5
2015	ac_status=$?
2016	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2017	(exit $ac_status); }; } &&
2018	{ ac_try='test -s conftest.$ac_objext'
2019	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2020	(eval $ac_try) 2>&5
2021	ac_status=$?
2022	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2023	(exit $ac_status); }; }; then
2024	ac_cv_prog_cc_stdc=$ac_arg
2025	break
2026	else
2027	echo "$as_me: failed program was:" >&5
2028	sed 's/^/\| /' conftest.$ac_ext >&5
2029
2030	fi
2031	rm -f conftest.err conftest.$ac_objext
2032	done
2033	rm -f conftest.$ac_ext conftest.$ac_objext
2034	CC=$ac_save_CC
2035
2036	fi
2037
2038	case "x$ac_cv_prog_cc_stdc" in
2039	x\|xno)
2040	echo "$as_me:$LINENO: result: none needed" >&5
2041	echo "${ECHO_T}none needed" >&6 ;;
2042	*)
2043	echo "$as_me:$LINENO: result: $ac_cv_prog_cc_stdc" >&5
2044	echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6
2045	CC="$CC $ac_cv_prog_cc_stdc" ;;
2046	esac
2047
2048	# Some people use a C++ compiler to compile C. Since we use `exit',
2049	# in C++ we need to declare it. In case someone uses the same compiler
2050	# for both compiling C and C++ we need to have the C++ compiler decide
2051	# the declaration of exit, since it's the most demanding environment.
2052	cat >conftest.$ac_ext <<_ACEOF
2053	#ifndef __cplusplus
2054	choke me
2055	#endif
2056	_ACEOF
2057	rm -f conftest.$ac_objext
2058	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
2059	(eval $ac_compile) 2>conftest.er1
2060	ac_status=$?
2061	grep -v '^ *+' conftest.er1 >conftest.err
2062	rm -f conftest.er1
2063	cat conftest.err >&5
2064	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2065	(exit $ac_status); } &&
2066	{ ac_try='test -z "$ac_c_werror_flag"
2067	\|\| test ! -s conftest.err'
2068	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2069	(eval $ac_try) 2>&5
2070	ac_status=$?
2071	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2072	(exit $ac_status); }; } &&
2073	{ ac_try='test -s conftest.$ac_objext'
2074	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2075	(eval $ac_try) 2>&5
2076	ac_status=$?
2077	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2078	(exit $ac_status); }; }; then
2079	for ac_declaration in \
2080	'' \
2081	'extern "C" void std::exit (int) throw (); using std::exit;' \
2082	'extern "C" void std::exit (int); using std::exit;' \
2083	'extern "C" void exit (int) throw ();' \
2084	'extern "C" void exit (int);' \
2085	'void exit (int);'
2086	do
2087	cat >conftest.$ac_ext <<_ACEOF
2088	/* confdefs.h. */
2089	_ACEOF
2090	cat confdefs.h >>conftest.$ac_ext
2091	cat >>conftest.$ac_ext <<_ACEOF
2092	/* end confdefs.h. */
2093	$ac_declaration
2094	#include <stdlib.h>
2095	int
2096	main ()
2097	{
2098	exit (42);
2099	;
2100	return 0;
2101	}
2102	_ACEOF
2103	rm -f conftest.$ac_objext
2104	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
2105	(eval $ac_compile) 2>conftest.er1
2106	ac_status=$?
2107	grep -v '^ *+' conftest.er1 >conftest.err
2108	rm -f conftest.er1
2109	cat conftest.err >&5
2110	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2111	(exit $ac_status); } &&
2112	{ ac_try='test -z "$ac_c_werror_flag"
2113	\|\| test ! -s conftest.err'
2114	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2115	(eval $ac_try) 2>&5
2116	ac_status=$?
2117	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2118	(exit $ac_status); }; } &&
2119	{ ac_try='test -s conftest.$ac_objext'
2120	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2121	(eval $ac_try) 2>&5
2122	ac_status=$?
2123	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2124	(exit $ac_status); }; }; then
2125	:
2126	else
2127	echo "$as_me: failed program was:" >&5
2128	sed 's/^/\| /' conftest.$ac_ext >&5
2129
2130	continue
2131	fi
2132	rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
2133	cat >conftest.$ac_ext <<_ACEOF
2134	/* confdefs.h. */
2135	_ACEOF
2136	cat confdefs.h >>conftest.$ac_ext
2137	cat >>conftest.$ac_ext <<_ACEOF
2138	/* end confdefs.h. */
2139	$ac_declaration
2140	int
2141	main ()
2142	{
2143	exit (42);
2144	;
2145	return 0;
2146	}
2147	_ACEOF
2148	rm -f conftest.$ac_objext
2149	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
2150	(eval $ac_compile) 2>conftest.er1
2151	ac_status=$?
2152	grep -v '^ *+' conftest.er1 >conftest.err
2153	rm -f conftest.er1
2154	cat conftest.err >&5
2155	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2156	(exit $ac_status); } &&
2157	{ ac_try='test -z "$ac_c_werror_flag"
2158	\|\| test ! -s conftest.err'
2159	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2160	(eval $ac_try) 2>&5
2161	ac_status=$?
2162	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2163	(exit $ac_status); }; } &&
2164	{ ac_try='test -s conftest.$ac_objext'
2165	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2166	(eval $ac_try) 2>&5
2167	ac_status=$?
2168	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2169	(exit $ac_status); }; }; then
2170	break
2171	else
2172	echo "$as_me: failed program was:" >&5
2173	sed 's/^/\| /' conftest.$ac_ext >&5
2174
2175	fi
2176	rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
2177	done
2178	rm -f conftest*
2179	if test -n "$ac_declaration"; then
2180	echo '#ifdef __cplusplus' >>confdefs.h
2181	echo $ac_declaration >>confdefs.h
2182	echo '#endif' >>confdefs.h
2183	fi
2184
2185	else
2186	echo "$as_me: failed program was:" >&5
2187	sed 's/^/\| /' conftest.$ac_ext >&5
2188
2189	fi
2190	rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
2191	ac_ext=c
2192	ac_cpp='$CPP $CPPFLAGS'
2193	ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
2194	ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
2195	ac_compiler_gnu=$ac_cv_c_compiler_gnu
2196
2197	ac_ext=cc
2198	ac_cpp='$CXXCPP $CPPFLAGS'
2199	ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
2200	ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
2201	ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
2202	if test -n "$ac_tool_prefix"; then
2203	for ac_prog in $CCC g++ c++ gpp aCC CC cxx cc++ cl FCC KCC RCC xlC_r xlC
2204	do
2205	# Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
2206	set dummy $ac_tool_prefix$ac_prog; ac_word=$2
2207	echo "$as_me:$LINENO: checking for $ac_word" >&5
2208	echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
2209	if test "${ac_cv_prog_CXX+set}" = set; then
2210	echo $ECHO_N "(cached) $ECHO_C" >&6
2211	else
2212	if test -n "$CXX"; then
2213	ac_cv_prog_CXX="$CXX" # Let the user override the test.
2214	else
2215	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
2216	for as_dir in $PATH
2217	do
2218	IFS=$as_save_IFS
2219	test -z "$as_dir" && as_dir=.
2220	for ac_exec_ext in '' $ac_executable_extensions; do
2221	if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
2222	ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
2223	echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
2224	break 2
2225	fi
2226	done
2227	done
2228
2229	fi
2230	fi
2231	CXX=$ac_cv_prog_CXX
2232	if test -n "$CXX"; then
2233	echo "$as_me:$LINENO: result: $CXX" >&5
2234	echo "${ECHO_T}$CXX" >&6
2235	else
2236	echo "$as_me:$LINENO: result: no" >&5
2237	echo "${ECHO_T}no" >&6
2238	fi
2239
2240	test -n "$CXX" && break
2241	done
2242	fi
2243	if test -z "$CXX"; then
2244	ac_ct_CXX=$CXX
2245	for ac_prog in $CCC g++ c++ gpp aCC CC cxx cc++ cl FCC KCC RCC xlC_r xlC
2246	do
2247	# Extract the first word of "$ac_prog", so it can be a program name with args.
2248	set dummy $ac_prog; ac_word=$2
2249	echo "$as_me:$LINENO: checking for $ac_word" >&5
2250	echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
2251	if test "${ac_cv_prog_ac_ct_CXX+set}" = set; then
2252	echo $ECHO_N "(cached) $ECHO_C" >&6
2253	else
2254	if test -n "$ac_ct_CXX"; then
2255	ac_cv_prog_ac_ct_CXX="$ac_ct_CXX" # Let the user override the test.
2256	else
2257	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
2258	for as_dir in $PATH
2259	do
2260	IFS=$as_save_IFS
2261	test -z "$as_dir" && as_dir=.
2262	for ac_exec_ext in '' $ac_executable_extensions; do
2263	if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
2264	ac_cv_prog_ac_ct_CXX="$ac_prog"
2265	echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
2266	break 2
2267	fi
2268	done
2269	done
2270
2271	fi
2272	fi
2273	ac_ct_CXX=$ac_cv_prog_ac_ct_CXX
2274	if test -n "$ac_ct_CXX"; then
2275	echo "$as_me:$LINENO: result: $ac_ct_CXX" >&5
2276	echo "${ECHO_T}$ac_ct_CXX" >&6
2277	else
2278	echo "$as_me:$LINENO: result: no" >&5
2279	echo "${ECHO_T}no" >&6
2280	fi
2281
2282	test -n "$ac_ct_CXX" && break
2283	done
2284	test -n "$ac_ct_CXX" \|\| ac_ct_CXX="g++"
2285
2286	CXX=$ac_ct_CXX
2287	fi
2288
2289
2290	# Provide some information about the compiler.
2291	echo "$as_me:$LINENO:" \
2292	"checking for C++ compiler version" >&5
2293	ac_compiler=`set X $ac_compile; echo $2`
2294	{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5
2295	(eval $ac_compiler --version </dev/null >&5) 2>&5
2296	ac_status=$?
2297	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2298	(exit $ac_status); }
2299	{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5
2300	(eval $ac_compiler -v </dev/null >&5) 2>&5
2301	ac_status=$?
2302	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2303	(exit $ac_status); }
2304	{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5
2305	(eval $ac_compiler -V </dev/null >&5) 2>&5
2306	ac_status=$?
2307	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2308	(exit $ac_status); }
2309
2310	echo "$as_me:$LINENO: checking whether we are using the GNU C++ compiler" >&5
2311	echo $ECHO_N "checking whether we are using the GNU C++ compiler... $ECHO_C" >&6
2312	if test "${ac_cv_cxx_compiler_gnu+set}" = set; then
2313	echo $ECHO_N "(cached) $ECHO_C" >&6
2314	else
2315	cat >conftest.$ac_ext <<_ACEOF
2316	/* confdefs.h. */
2317	_ACEOF
2318	cat confdefs.h >>conftest.$ac_ext
2319	cat >>conftest.$ac_ext <<_ACEOF
2320	/* end confdefs.h. */
2321
2322	int
2323	main ()
2324	{
2325	#ifndef __GNUC__
2326	choke me
2327	#endif
2328
2329	;
2330	return 0;
2331	}
2332	_ACEOF
2333	rm -f conftest.$ac_objext
2334	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
2335	(eval $ac_compile) 2>conftest.er1
2336	ac_status=$?
2337	grep -v '^ *+' conftest.er1 >conftest.err
2338	rm -f conftest.er1
2339	cat conftest.err >&5
2340	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2341	(exit $ac_status); } &&
2342	{ ac_try='test -z "$ac_cxx_werror_flag"
2343	\|\| test ! -s conftest.err'
2344	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2345	(eval $ac_try) 2>&5
2346	ac_status=$?
2347	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2348	(exit $ac_status); }; } &&
2349	{ ac_try='test -s conftest.$ac_objext'
2350	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2351	(eval $ac_try) 2>&5
2352	ac_status=$?
2353	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2354	(exit $ac_status); }; }; then
2355	ac_compiler_gnu=yes
2356	else
2357	echo "$as_me: failed program was:" >&5
2358	sed 's/^/\| /' conftest.$ac_ext >&5
2359
2360	ac_compiler_gnu=no
2361	fi
2362	rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
2363	ac_cv_cxx_compiler_gnu=$ac_compiler_gnu
2364
2365	fi
2366	echo "$as_me:$LINENO: result: $ac_cv_cxx_compiler_gnu" >&5
2367	echo "${ECHO_T}$ac_cv_cxx_compiler_gnu" >&6
2368	GXX=`test $ac_compiler_gnu = yes && echo yes`
2369	ac_test_CXXFLAGS=${CXXFLAGS+set}
2370	ac_save_CXXFLAGS=$CXXFLAGS
2371	CXXFLAGS="-g"
2372	echo "$as_me:$LINENO: checking whether $CXX accepts -g" >&5
2373	echo $ECHO_N "checking whether $CXX accepts -g... $ECHO_C" >&6
2374	if test "${ac_cv_prog_cxx_g+set}" = set; then
2375	echo $ECHO_N "(cached) $ECHO_C" >&6
2376	else
2377	cat >conftest.$ac_ext <<_ACEOF
2378	/* confdefs.h. */
2379	_ACEOF
2380	cat confdefs.h >>conftest.$ac_ext
2381	cat >>conftest.$ac_ext <<_ACEOF
2382	/* end confdefs.h. */
2383
2384	int
2385	main ()
2386	{
2387
2388	;
2389	return 0;
2390	}
2391	_ACEOF
2392	rm -f conftest.$ac_objext
2393	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
2394	(eval $ac_compile) 2>conftest.er1
2395	ac_status=$?
2396	grep -v '^ *+' conftest.er1 >conftest.err
2397	rm -f conftest.er1
2398	cat conftest.err >&5
2399	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2400	(exit $ac_status); } &&
2401	{ ac_try='test -z "$ac_cxx_werror_flag"
2402	\|\| test ! -s conftest.err'
2403	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2404	(eval $ac_try) 2>&5
2405	ac_status=$?
2406	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2407	(exit $ac_status); }; } &&
2408	{ ac_try='test -s conftest.$ac_objext'
2409	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2410	(eval $ac_try) 2>&5
2411	ac_status=$?
2412	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2413	(exit $ac_status); }; }; then
2414	ac_cv_prog_cxx_g=yes
2415	else
2416	echo "$as_me: failed program was:" >&5
2417	sed 's/^/\| /' conftest.$ac_ext >&5
2418
2419	ac_cv_prog_cxx_g=no
2420	fi
2421	rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
2422	fi
2423	echo "$as_me:$LINENO: result: $ac_cv_prog_cxx_g" >&5
2424	echo "${ECHO_T}$ac_cv_prog_cxx_g" >&6
2425	if test "$ac_test_CXXFLAGS" = set; then
2426	CXXFLAGS=$ac_save_CXXFLAGS
2427	elif test $ac_cv_prog_cxx_g = yes; then
2428	if test "$GXX" = yes; then
2429	CXXFLAGS="-g -O2"
2430	else
2431	CXXFLAGS="-g"
2432	fi
2433	else
2434	if test "$GXX" = yes; then
2435	CXXFLAGS="-O2"
2436	else
2437	CXXFLAGS=
2438	fi
2439	fi
2440	for ac_declaration in \
2441	'' \
2442	'extern "C" void std::exit (int) throw (); using std::exit;' \
2443	'extern "C" void std::exit (int); using std::exit;' \
2444	'extern "C" void exit (int) throw ();' \
2445	'extern "C" void exit (int);' \
2446	'void exit (int);'
2447	do
2448	cat >conftest.$ac_ext <<_ACEOF
2449	/* confdefs.h. */
2450	_ACEOF
2451	cat confdefs.h >>conftest.$ac_ext
2452	cat >>conftest.$ac_ext <<_ACEOF
2453	/* end confdefs.h. */
2454	$ac_declaration
2455	#include <stdlib.h>
2456	int
2457	main ()
2458	{
2459	exit (42);
2460	;
2461	return 0;
2462	}
2463	_ACEOF
2464	rm -f conftest.$ac_objext
2465	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
2466	(eval $ac_compile) 2>conftest.er1
2467	ac_status=$?
2468	grep -v '^ *+' conftest.er1 >conftest.err
2469	rm -f conftest.er1
2470	cat conftest.err >&5
2471	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2472	(exit $ac_status); } &&
2473	{ ac_try='test -z "$ac_cxx_werror_flag"
2474	\|\| test ! -s conftest.err'
2475	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2476	(eval $ac_try) 2>&5
2477	ac_status=$?
2478	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2479	(exit $ac_status); }; } &&
2480	{ ac_try='test -s conftest.$ac_objext'
2481	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2482	(eval $ac_try) 2>&5
2483	ac_status=$?
2484	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2485	(exit $ac_status); }; }; then
2486	:
2487	else
2488	echo "$as_me: failed program was:" >&5
2489	sed 's/^/\| /' conftest.$ac_ext >&5
2490
2491	continue
2492	fi
2493	rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
2494	cat >conftest.$ac_ext <<_ACEOF
2495	/* confdefs.h. */
2496	_ACEOF
2497	cat confdefs.h >>conftest.$ac_ext
2498	cat >>conftest.$ac_ext <<_ACEOF
2499	/* end confdefs.h. */
2500	$ac_declaration
2501	int
2502	main ()
2503	{
2504	exit (42);
2505	;
2506	return 0;
2507	}
2508	_ACEOF
2509	rm -f conftest.$ac_objext
2510	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
2511	(eval $ac_compile) 2>conftest.er1
2512	ac_status=$?
2513	grep -v '^ *+' conftest.er1 >conftest.err
2514	rm -f conftest.er1
2515	cat conftest.err >&5
2516	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2517	(exit $ac_status); } &&
2518	{ ac_try='test -z "$ac_cxx_werror_flag"
2519	\|\| test ! -s conftest.err'
2520	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2521	(eval $ac_try) 2>&5
2522	ac_status=$?
2523	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2524	(exit $ac_status); }; } &&
2525	{ ac_try='test -s conftest.$ac_objext'
2526	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2527	(eval $ac_try) 2>&5
2528	ac_status=$?
2529	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2530	(exit $ac_status); }; }; then
2531	break
2532	else
2533	echo "$as_me: failed program was:" >&5
2534	sed 's/^/\| /' conftest.$ac_ext >&5
2535
2536	fi
2537	rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
2538	done
2539	rm -f conftest*
2540	if test -n "$ac_declaration"; then
2541	echo '#ifdef __cplusplus' >>confdefs.h
2542	echo $ac_declaration >>confdefs.h
2543	echo '#endif' >>confdefs.h
2544	fi
2545
2546	ac_ext=c
2547	ac_cpp='$CPP $CPPFLAGS'
2548	ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
2549	ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
2550	ac_compiler_gnu=$ac_cv_c_compiler_gnu
2551
2552
2553	ac_ext=c
2554	ac_cpp='$CPP $CPPFLAGS'
2555	ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
2556	ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
2557	ac_compiler_gnu=$ac_cv_c_compiler_gnu
2558	echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5
2559	echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6
2560	# On Suns, sometimes $CPP names a directory.
2561	if test -n "$CPP" && test -d "$CPP"; then
2562	CPP=
2563	fi
2564	if test -z "$CPP"; then
2565	if test "${ac_cv_prog_CPP+set}" = set; then
2566	echo $ECHO_N "(cached) $ECHO_C" >&6
2567	else
2568	# Double quotes because CPP needs to be expanded
2569	for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
2570	do
2571	ac_preproc_ok=false
2572	for ac_c_preproc_warn_flag in '' yes
2573	do
2574	# Use a header file that comes with gcc, so configuring glibc
2575	# with a fresh cross-compiler works.
2576	# Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
2577	# <limits.h> exists even on freestanding compilers.
2578	# On the NeXT, cc -E runs the code through the compiler's parser,
2579	# not just through cpp. "Syntax error" is here to catch this case.
2580	cat >conftest.$ac_ext <<_ACEOF
2581	/* confdefs.h. */
2582	_ACEOF
2583	cat confdefs.h >>conftest.$ac_ext
2584	cat >>conftest.$ac_ext <<_ACEOF
2585	/* end confdefs.h. */
2586	#ifdef __STDC__
2587	# include <limits.h>
2588	#else
2589	# include <assert.h>
2590	#endif
2591	Syntax error
2592	_ACEOF
2593	if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
2594	(eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
2595	ac_status=$?
2596	grep -v '^ *+' conftest.er1 >conftest.err
2597	rm -f conftest.er1
2598	cat conftest.err >&5
2599	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2600	(exit $ac_status); } >/dev/null; then
2601	if test -s conftest.err; then
2602	ac_cpp_err=$ac_c_preproc_warn_flag
2603	ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
2604	else
2605	ac_cpp_err=
2606	fi
2607	else
2608	ac_cpp_err=yes
2609	fi
2610	if test -z "$ac_cpp_err"; then
2611	:
2612	else
2613	echo "$as_me: failed program was:" >&5
2614	sed 's/^/\| /' conftest.$ac_ext >&5
2615
2616	# Broken: fails on valid input.
2617	continue
2618	fi
2619	rm -f conftest.err conftest.$ac_ext
2620
2621	# OK, works on sane cases. Now check whether non-existent headers
2622	# can be detected and how.
2623	cat >conftest.$ac_ext <<_ACEOF
2624	/* confdefs.h. */
2625	_ACEOF
2626	cat confdefs.h >>conftest.$ac_ext
2627	cat >>conftest.$ac_ext <<_ACEOF
2628	/* end confdefs.h. */
2629	#include <ac_nonexistent.h>
2630	_ACEOF
2631	if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
2632	(eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
2633	ac_status=$?
2634	grep -v '^ *+' conftest.er1 >conftest.err
2635	rm -f conftest.er1
2636	cat conftest.err >&5
2637	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2638	(exit $ac_status); } >/dev/null; then
2639	if test -s conftest.err; then
2640	ac_cpp_err=$ac_c_preproc_warn_flag
2641	ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
2642	else
2643	ac_cpp_err=
2644	fi
2645	else
2646	ac_cpp_err=yes
2647	fi
2648	if test -z "$ac_cpp_err"; then
2649	# Broken: success on invalid input.
2650	continue
2651	else
2652	echo "$as_me: failed program was:" >&5
2653	sed 's/^/\| /' conftest.$ac_ext >&5
2654
2655	# Passes both tests.
2656	ac_preproc_ok=:
2657	break
2658	fi
2659	rm -f conftest.err conftest.$ac_ext
2660
2661	done
2662	# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
2663	rm -f conftest.err conftest.$ac_ext
2664	if $ac_preproc_ok; then
2665	break
2666	fi
2667
2668	done
2669	ac_cv_prog_CPP=$CPP
2670
2671	fi
2672	CPP=$ac_cv_prog_CPP
2673	else
2674	ac_cv_prog_CPP=$CPP
2675	fi
2676	echo "$as_me:$LINENO: result: $CPP" >&5
2677	echo "${ECHO_T}$CPP" >&6
2678	ac_preproc_ok=false
2679	for ac_c_preproc_warn_flag in '' yes
2680	do
2681	# Use a header file that comes with gcc, so configuring glibc
2682	# with a fresh cross-compiler works.
2683	# Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
2684	# <limits.h> exists even on freestanding compilers.
2685	# On the NeXT, cc -E runs the code through the compiler's parser,
2686	# not just through cpp. "Syntax error" is here to catch this case.
2687	cat >conftest.$ac_ext <<_ACEOF
2688	/* confdefs.h. */
2689	_ACEOF
2690	cat confdefs.h >>conftest.$ac_ext
2691	cat >>conftest.$ac_ext <<_ACEOF
2692	/* end confdefs.h. */
2693	#ifdef __STDC__
2694	# include <limits.h>
2695	#else
2696	# include <assert.h>
2697	#endif
2698	Syntax error
2699	_ACEOF
2700	if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
2701	(eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
2702	ac_status=$?
2703	grep -v '^ *+' conftest.er1 >conftest.err
2704	rm -f conftest.er1
2705	cat conftest.err >&5
2706	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2707	(exit $ac_status); } >/dev/null; then
2708	if test -s conftest.err; then
2709	ac_cpp_err=$ac_c_preproc_warn_flag
2710	ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
2711	else
2712	ac_cpp_err=
2713	fi
2714	else
2715	ac_cpp_err=yes
2716	fi
2717	if test -z "$ac_cpp_err"; then
2718	:
2719	else
2720	echo "$as_me: failed program was:" >&5
2721	sed 's/^/\| /' conftest.$ac_ext >&5
2722
2723	# Broken: fails on valid input.
2724	continue
2725	fi
2726	rm -f conftest.err conftest.$ac_ext
2727
2728	# OK, works on sane cases. Now check whether non-existent headers
2729	# can be detected and how.
2730	cat >conftest.$ac_ext <<_ACEOF
2731	/* confdefs.h. */
2732	_ACEOF
2733	cat confdefs.h >>conftest.$ac_ext
2734	cat >>conftest.$ac_ext <<_ACEOF
2735	/* end confdefs.h. */
2736	#include <ac_nonexistent.h>
2737	_ACEOF
2738	if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
2739	(eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
2740	ac_status=$?
2741	grep -v '^ *+' conftest.er1 >conftest.err
2742	rm -f conftest.er1
2743	cat conftest.err >&5
2744	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2745	(exit $ac_status); } >/dev/null; then
2746	if test -s conftest.err; then
2747	ac_cpp_err=$ac_c_preproc_warn_flag
2748	ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
2749	else
2750	ac_cpp_err=
2751	fi
2752	else
2753	ac_cpp_err=yes
2754	fi
2755	if test -z "$ac_cpp_err"; then
2756	# Broken: success on invalid input.
2757	continue
2758	else
2759	echo "$as_me: failed program was:" >&5
2760	sed 's/^/\| /' conftest.$ac_ext >&5
2761
2762	# Passes both tests.
2763	ac_preproc_ok=:
2764	break
2765	fi
2766	rm -f conftest.err conftest.$ac_ext
2767
2768	done
2769	# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
2770	rm -f conftest.err conftest.$ac_ext
2771	if $ac_preproc_ok; then
2772	:
2773	else
2774	{ { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
2775	See \`config.log' for more details." >&5
2776	echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check
2777	See \`config.log' for more details." >&2;}
2778	{ (exit 1); exit 1; }; }
2779	fi
2780
2781	ac_ext=c
2782	ac_cpp='$CPP $CPPFLAGS'
2783	ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
2784	ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
2785	ac_compiler_gnu=$ac_cv_c_compiler_gnu
2786
2787
2788	echo "$as_me:$LINENO: checking for egrep" >&5
2789	echo $ECHO_N "checking for egrep... $ECHO_C" >&6
2790	if test "${ac_cv_prog_egrep+set}" = set; then
2791	echo $ECHO_N "(cached) $ECHO_C" >&6
2792	else
2793	if echo a \| (grep -E '(a\|b)') >/dev/null 2>&1
2794	then ac_cv_prog_egrep='grep -E'
2795	else ac_cv_prog_egrep='egrep'
2796	fi
2797	fi
2798	echo "$as_me:$LINENO: result: $ac_cv_prog_egrep" >&5
2799	echo "${ECHO_T}$ac_cv_prog_egrep" >&6
2800	EGREP=$ac_cv_prog_egrep
2801
2802
2803	echo "$as_me:$LINENO: checking for ANSI C header files" >&5
2804	echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
2805	if test "${ac_cv_header_stdc+set}" = set; then
2806	echo $ECHO_N "(cached) $ECHO_C" >&6
2807	else
2808	cat >conftest.$ac_ext <<_ACEOF
2809	/* confdefs.h. */
2810	_ACEOF
2811	cat confdefs.h >>conftest.$ac_ext
2812	cat >>conftest.$ac_ext <<_ACEOF
2813	/* end confdefs.h. */
2814	#include <stdlib.h>
2815	#include <stdarg.h>
2816	#include <string.h>
2817	#include <float.h>
2818
2819	int
2820	main ()
2821	{
2822
2823	;
2824	return 0;
2825	}
2826	_ACEOF
2827	rm -f conftest.$ac_objext
2828	if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
2829	(eval $ac_compile) 2>conftest.er1
2830	ac_status=$?
2831	grep -v '^ *+' conftest.er1 >conftest.err
2832	rm -f conftest.er1
2833	cat conftest.err >&5
2834	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2835	(exit $ac_status); } &&
2836	{ ac_try='test -z "$ac_c_werror_flag"
2837	\|\| test ! -s conftest.err'
2838	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2839	(eval $ac_try) 2>&5
2840	ac_status=$?
2841	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2842	(exit $ac_status); }; } &&
2843	{ ac_try='test -s conftest.$ac_objext'
2844	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2845	(eval $ac_try) 2>&5
2846	ac_status=$?
2847	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2848	(exit $ac_status); }; }; then
2849	ac_cv_header_stdc=yes
2850	else
2851	echo "$as_me: failed program was:" >&5
2852	sed 's/^/\| /' conftest.$ac_ext >&5
2853
2854	ac_cv_header_stdc=no
2855	fi
2856	rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
2857
2858	if test $ac_cv_header_stdc = yes; then
2859	# SunOS 4.x string.h does not declare mem*, contrary to ANSI.
2860	cat >conftest.$ac_ext <<_ACEOF
2861	/* confdefs.h. */
2862	_ACEOF
2863	cat confdefs.h >>conftest.$ac_ext
2864	cat >>conftest.$ac_ext <<_ACEOF
2865	/* end confdefs.h. */
2866	#include <string.h>
2867
2868	_ACEOF
2869	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
2870	$EGREP "memchr" >/dev/null 2>&1; then
2871	:
2872	else
2873	ac_cv_header_stdc=no
2874	fi
2875	rm -f conftest*
2876
2877	fi
2878
2879	if test $ac_cv_header_stdc = yes; then
2880	# ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
2881	cat >conftest.$ac_ext <<_ACEOF
2882	/* confdefs.h. */
2883	_ACEOF
2884	cat confdefs.h >>conftest.$ac_ext
2885	cat >>conftest.$ac_ext <<_ACEOF
2886	/* end confdefs.h. */
2887	#include <stdlib.h>
2888
2889	_ACEOF
2890	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
2891	$EGREP "free" >/dev/null 2>&1; then
2892	:
2893	else
2894	ac_cv_header_stdc=no
2895	fi
2896	rm -f conftest*
2897
2898	fi
2899
2900	if test $ac_cv_header_stdc = yes; then
2901	# /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
2902	if test "$cross_compiling" = yes; then
2903	:
2904	else
2905	cat >conftest.$ac_ext <<_ACEOF
2906	/* confdefs.h. */
2907	_ACEOF
2908	cat confdefs.h >>conftest.$ac_ext
2909	cat >>conftest.$ac_ext <<_ACEOF
2910	/* end confdefs.h. */
2911	#include <ctype.h>
2912	#if ((' ' & 0x0FF) == 0x020)
2913	# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
2914	# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
2915	#else
2916	# define ISLOWER(c) \
2917	(('a' <= (c) && (c) <= 'i') \
2918	\|\| ('j' <= (c) && (c) <= 'r') \
2919	\|\| ('s' <= (c) && (c) <= 'z'))
2920	# define TOUPPER(c) (ISLOWER(c) ? ((c) \| 0x40) : (c))
2921	#endif
2922
2923	#define XOR(e, f) (((e) && !(f)) \|\| (!(e) && (f)))
2924	int
2925	main ()
2926	{
2927	int i;
2928	for (i = 0; i < 256; i++)
2929	if (XOR (islower (i), ISLOWER (i))
2930	\|\| toupper (i) != TOUPPER (i))
2931	exit(2);
2932	exit (0);
2933	}
2934	_ACEOF
2935	rm -f conftest$ac_exeext
2936	if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
2937	(eval $ac_link) 2>&5
2938	ac_status=$?
2939	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2940	(exit $ac_status); } && { ac_try='./conftest$ac_exeext'
2941	{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
2942	(eval $ac_try) 2>&5
2943	ac_status=$?
2944	echo "$as_me:$LINENO: \$? = $ac_status" >&5
2945	(exit $ac_status); }; }; then
2946	:
2947	else
2948	echo "$as_me: program exited with status $ac_status" >&5
2949	echo "$as_me: failed program was:" >&5
2950	sed 's/^/\| /' conftest.$ac_ext >&5
2951
2952	( exit $ac_status )
2953	ac_cv_header_stdc=no
2954	fi
2955	rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
2956	fi
2957	fi
2958	fi
2959	echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
2960	echo "${ECHO_T}$ac_cv_header_stdc" >&6
2961	if test $ac_cv_header_stdc = yes; then
2962
2963	cat >>confdefs.h <<\_ACEOF
2964	#define STDC_HEADERS 1
2965	_ACEOF
2966
2967	fi
2968
2969
2970	{ echo "$as_me:$LINENO: checking for BOOST ..." >&5
2971	echo "$as_me: checking for BOOST ..." >&6;}
2972
2973	# Check whether --with-boost or --without-boost was given.
2974	if test "${with_boost+set}" = set; then
2975	withval="$with_boost"
2976
2977	fi;
2978
2979	if test "$with_boost" = "no" ; then
2980	{ { echo "$as_me:$LINENO: error: BOOST cannot be disabled " >&5
2981	echo "$as_me: error: BOOST cannot be disabled " >&2;}
2982	{ (exit 1); exit 1; }; }
2983	elif test -n "$with_boost" -a "$with_boost" != "yes" ; then
2984	BOOST_DIR=$with_boost
2985	else
2986	BOOST_DIR='/usr/include/boost'
2987	fi
2988
2989	if ! test -d $BOOST_DIR/graph ; then
2990	{ { echo "$as_me:$LINENO: error: $BOOST_DIR/graph can not be found " >&5
2991	echo "$as_me: error: $BOOST_DIR/graph can not be found " >&2;}
2992	{ (exit 1); exit 1; }; }
2993	else
2994	BOOST_DIR=$BOOST_DIR/graph
2995	BOOST_DIR=$BOOST_DIR
2996
2997	fi
2998
2999	{ echo "$as_me:$LINENO: checking for astar_search.hpp in $BOOST_DIR ..." >&5
3000	echo "$as_me: checking for astar_search.hpp in $BOOST_DIR ..." >&6;}
3001
3002	if ! test -f $BOOST_DIR/astar_search.hpp ; then
3003	{ { echo "$as_me:$LINENO: error: $BOOST_DIR/astar_search.hpp can not be found " >&5
3004	echo "$as_me: error: $BOOST_DIR/astar_search.hpp can not be found " >&2;}
3005	{ (exit 1); exit 1; }; }
3006	fi
3007
3008	{ echo "$as_me:$LINENO: checking for CGAL ..." >&5
3009	echo "$as_me: checking for CGAL ..." >&6;}
3010
3011	# Check whether --with-cgal or --without-cgal was given.
3012	if test "${with_cgal+set}" = set; then
3013	withval="$with_cgal"
3014
3015	fi;
3016
3017	if test "$with_cgal" = "no" ; then
3018	echo "$as_me:$LINENO: result: omitting CGAL " >&5
3019	echo "${ECHO_T}omitting CGAL " >&6
3020	else
3021	if test -n "$with_cgal" -a "$with_cgal" != "yes" ; then
3022	CGAL_DIR=$with_cgal
3023	else
3024	CGAL_DIR='/usr'
3025	fi
3026
3027	if ! test -d $CGAL_DIR/include/CGAL; then
3028	{ { echo "$as_me:$LINENO: error: $CGAL_DIR/include/CGAL can not be found " >&5
3029	echo "$as_me: error: $CGAL_DIR/include/CGAL can not be found " >&2;}
3030	{ (exit 1); exit 1; }; }
3031	else
3032
3033	CGAL_MKF=`find $CGAL_DIR/share/CGAL -name makefile_* -print`
3034	if test -z $CGAL_MKF; then
3035	CGAL_MKF=`find $CGAL_DIR/make -name makefile_* -print`
3036	fi
3037
3038	CGAL_MKF=$CGAL_MKF
3039
3040
3041	if test -d $CGAL_DIR/lib64; then
3042	MLIB='lib64'
3043	else
3044	MLIB='lib'
3045	fi
3046
3047	CGAL_LIB=$CGAL_DIR/$MLIB
3048	CGAL_DIR=$CGAL_DIR/include
3049	CGAL_DIR=$CGAL_DIR
3050
3051	CGAL_LIB=$CGAL_LIB
3052
3053	fi
3054	fi
3055
3056	{ echo "$as_me:$LINENO: checking for GAUL ..." >&5
3057	echo "$as_me: checking for GAUL ..." >&6;}
3058
3059	# Check whether --with-gaul or --without-gaul was given.
3060	if test "${with_gaul+set}" = set; then
3061	withval="$with_gaul"
3062
3063	fi;
3064
3065	if test "$with_gaul" = "no" ; then
3066	echo "$as_me:$LINENO: result: omitting GAUL " >&5
3067	echo "${ECHO_T}omitting GAUL " >&6
3068	else
3069	if test -n "$with_gaul" -a "$with_gaul" != "yes" ; then
3070	GAUL_DIR=$with_gaul
3071	else
3072	GAUL_DIR='/usr'
3073	fi
3074
3075	if test -d $GAUL_DIR/lib64; then
3076	MLIB='lib64'
3077	else
3078	MLIB='lib'
3079	fi
3080
3081	if ! test -d $GAUL_DIR/include/gaul -a -f $GAUL_DIR/lib/libgaul.a -o -f $GAUL_DIR/lib64/libgaul.a; then
3082	{ { echo "$as_me:$LINENO: error: $GAUL_DIR/include/gaul or $GAUL_DIR/$MLIB/libgaul.a can not be found " >&5
3083	echo "$as_me: error: $GAUL_DIR/include/gaul or $GAUL_DIR/$MLIB/libgaul.a can not be found " >&2;}
3084	{ (exit 1); exit 1; }; }
3085	else
3086	GAUL_LIB=$GAUL_DIR/$MLIB
3087	GAUL_DIR=$GAUL_DIR/include/gaul
3088	GAUL_DIR=$GAUL_DIR
3089
3090	GAUL_LIB=$GAUL_LIB
3091
3092	fi
3093	fi
3094
3095
3096	ac_config_files="$ac_config_files Makefile"
3097	cat >confcache <<\_ACEOF
3098	# This file is a shell script that caches the results of configure
3099	# tests run on this system so they can be shared between configure
3100	# scripts and configure runs, see configure's option --config-cache.
3101	# It is not useful on other systems. If it contains results you don't
3102	# want to keep, you may remove or edit it.
3103	#
3104	# config.status only pays attention to the cache file if you give it
3105	# the --recheck option to rerun configure.
3106	#
3107	# `ac_cv_env_foo' variables (set or unset) will be overridden when
3108	# loading this file, other unset `ac_cv_foo' will be assigned the
3109	# following values.
3110
3111	_ACEOF
3112
3113	# The following way of writing the cache mishandles newlines in values,
3114	# but we know of no workaround that is simple, portable, and efficient.
3115	# So, don't put newlines in cache variables' values.
3116	# Ultrix sh set writes to stderr and can't be redirected directly,
3117	# and sets the high bit in the cache file unless we assign to the vars.
3118	{
3119	(set) 2>&1 \|
3120	case `(ac_space=' '; set \| grep ac_space) 2>&1` in
3121	ac_space=\ )
3122	# `set' does not quote correctly, so add quotes (double-quote
3123	# substitution turns \\\\ into \\, and sed turns \\ into \).
3124	sed -n \
3125	"s/'/'\\\\''/g;
3126	s/^\$[_$as_cr_alnum]_cv_[_$as_cr_alnum]\$=\$.*\$/\\1='\\2'/p"
3127	;;
3128	*)
3129	# `set' quotes correctly as required by POSIX, so do not add quotes.
3130	sed -n \
3131	"s/^\$[_$as_cr_alnum]_cv_[_$as_cr_alnum]\$=\$.*\$/\\1=\\2/p"
3132	;;
3133	esac;
3134	} \|
3135	sed '
3136	t clear
3137	: clear
3138	s/^$[^=]$=$.[{}].*$$/test "${\1+set}" = set \|\| &/
3139	t end
3140	/^ac_cv_env/!s/^$[^=]$=$.$$/\1=${\1=\2}/
3141	: end' >>confcache
3142	if diff $cache_file confcache >/dev/null 2>&1; then :; else
3143	if test -w $cache_file; then
3144	test "x$cache_file" != "x/dev/null" && echo "updating cache $cache_file"
3145	cat confcache >$cache_file
3146	else
3147	echo "not updating unwritable cache $cache_file"
3148	fi
3149	fi
3150	rm -f confcache
3151
3152	test "x$prefix" = xNONE && prefix=$ac_default_prefix
3153	# Let make expand exec_prefix.
3154	test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
3155
3156	# VPATH may cause trouble with some makes, so we remove $(srcdir),
3157	# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and
3158	# trailing colons and then remove the whole line if VPATH becomes empty
3159	# (actually we leave an empty line to preserve line numbers).
3160	if test "x$srcdir" = x.; then
3161	ac_vpsub='/^[ ]VPATH[ ]=/{
3162	s/:\$(srcdir):/:/;
3163	s/:\${srcdir}:/:/;
3164	s/:@srcdir@:/:/;
3165	s/^$[^=]=[ ]$:*/\1/;
3166	s/:*$//;
3167	s/^[^=]=[ ]$//;
3168	}'
3169	fi
3170
3171	# Transform confdefs.h into DEFS.
3172	# Protect against shell expansion while executing Makefile rules.
3173	# Protect against Makefile macro expansion.
3174	#
3175	# If the first sed substitution is executed (which looks for macros that
3176	# take arguments), then we branch to the quote section. Otherwise,
3177	# look for a macro that doesn't take arguments.
3178	cat >confdef2opt.sed <<\_ACEOF
3179	t clear
3180	: clear
3181	s,^[ ]#[ ]define[ ][ ]$[^ (][^ (]([^)])$[ ]$.*$,-D\1=\2,g
3182	t quote
3183	s,^[ ]#[ ]define[ ][ ]$[^ ][^ ]$[ ]$.$,-D\1=\2,g
3184	t quote
3185	d
3186	: quote
3187	s,[ `~#$^&*(){}\\\|;'"<>?],\\&,g
3188	s,\[,\\&,g
3189	s,\],\\&,g
3190	s,\$,$$,g
3191	p
3192	_ACEOF
3193	# We use echo to avoid assuming a particular line-breaking character.
3194	# The extra dot is to prevent the shell from consuming trailing
3195	# line-breaks from the sub-command output. A line-break within
3196	# single-quotes doesn't work because, if this script is created in a
3197	# platform that uses two characters for line-breaks (e.g., DOS), tr
3198	# would break.
3199	ac_LF_and_DOT=`echo; echo .`
3200	DEFS=`sed -n -f confdef2opt.sed confdefs.h \| tr "$ac_LF_and_DOT" ' .'`
3201	rm -f confdef2opt.sed
3202
3203
3204	ac_libobjs=
3205	ac_ltlibobjs=
3206	for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
3207	# 1. Remove the extension, and $U if already installed.
3208	ac_i=`echo "$ac_i" \|
3209	sed 's/\$U\././;s/\.o$//;s/\.obj$//'`
3210	# 2. Add them.
3211	ac_libobjs="$ac_libobjs $ac_i\$U.$ac_objext"
3212	ac_ltlibobjs="$ac_ltlibobjs $ac_i"'$U.lo'
3213	done
3214	LIBOBJS=$ac_libobjs
3215
3216	LTLIBOBJS=$ac_ltlibobjs
3217
3218
3219
3220	: ${CONFIG_STATUS=./config.status}
3221	ac_clean_files_save=$ac_clean_files
3222	ac_clean_files="$ac_clean_files $CONFIG_STATUS"
3223	{ echo "$as_me:$LINENO: creating $CONFIG_STATUS" >&5
3224	echo "$as_me: creating $CONFIG_STATUS" >&6;}
3225	cat >$CONFIG_STATUS <<_ACEOF
3226	#! $SHELL
3227	# Generated by $as_me.
3228	# Run this file to recreate the current configuration.
3229	# Compiler output produced by configure, useful for debugging
3230	# configure, is in config.log if it exists.
3231
3232	debug=false
3233	ac_cs_recheck=false
3234	ac_cs_silent=false
3235	SHELL=\${CONFIG_SHELL-$SHELL}
3236	_ACEOF
3237
3238	cat >>$CONFIG_STATUS <<\_ACEOF
3239	## --------------------- ##
3240	## M4sh Initialization. ##
3241	## --------------------- ##
3242
3243	# Be Bourne compatible
3244	if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
3245	emulate sh
3246	NULLCMD=:
3247	# Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
3248	# is contrary to our usage. Disable this feature.
3249	alias -g '${1+"$@"}'='"$@"'
3250	elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
3251	set -o posix
3252	fi
3253	DUALCASE=1; export DUALCASE # for MKS sh
3254
3255	# Support unset when possible.
3256	if ( (MAIL=60; unset MAIL) \|\| exit) >/dev/null 2>&1; then
3257	as_unset=unset
3258	else
3259	as_unset=false
3260	fi
3261
3262
3263	# Work around bugs in pre-3.0 UWIN ksh.
3264	$as_unset ENV MAIL MAILPATH
3265	PS1='$ '
3266	PS2='> '
3267	PS4='+ '
3268
3269	# NLS nuisances.
3270	for as_var in \
3271	LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
3272	LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
3273	LC_TELEPHONE LC_TIME
3274	do
3275	if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
3276	eval $as_var=C; export $as_var
3277	else
3278	$as_unset $as_var
3279	fi
3280	done
3281
3282	# Required to use basename.
3283	if expr a : '$a$' >/dev/null 2>&1; then
3284	as_expr=expr
3285	else
3286	as_expr=false
3287	fi
3288
3289	if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
3290	as_basename=basename
3291	else
3292	as_basename=false
3293	fi
3294
3295
3296	# Name of the executable.
3297	as_me=`$as_basename "$0" \|\|
3298	$as_expr X/"$0" : './$[^/][^/]$/*$' \\| \
3299	X"$0" : 'X$//$$' \\| \
3300	X"$0" : 'X$/$$' \\| \
3301	. : '$.$' 2>/dev/null \|\|
3302	echo X/"$0" \|
3303	sed '/^.\/$[^/][^/]$\/*$/{ s//\1/; q; }
3304	/^X\/$\/\/$$/{ s//\1/; q; }
3305	/^X\/$\/$.*/{ s//\1/; q; }
3306	s/.*/./; q'`
3307
3308
3309	# PATH needs CR, and LINENO needs CR and PATH.
3310	# Avoid depending upon Character Ranges.
3311	as_cr_letters='abcdefghijklmnopqrstuvwxyz'
3312	as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
3313	as_cr_Letters=$as_cr_letters$as_cr_LETTERS
3314	as_cr_digits='0123456789'
3315	as_cr_alnum=$as_cr_Letters$as_cr_digits
3316
3317	# The user is always right.
3318	if test "${PATH_SEPARATOR+set}" != set; then
3319	echo "#! /bin/sh" >conf$$.sh
3320	echo "exit 0" >>conf$$.sh
3321	chmod +x conf$$.sh
3322	if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
3323	PATH_SEPARATOR=';'
3324	else
3325	PATH_SEPARATOR=:
3326	fi
3327	rm -f conf$$.sh
3328	fi
3329
3330
3331	as_lineno_1=$LINENO
3332	as_lineno_2=$LINENO
3333	as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
3334	test "x$as_lineno_1" != "x$as_lineno_2" &&
3335	test "x$as_lineno_3" = "x$as_lineno_2" \|\| {
3336	# Find who we are. Look in the path if we contain no path at all
3337	# relative or not.
3338	case $0 in
3339	[\\/] ) as_myself=$0 ;;
3340	*) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
3341	for as_dir in $PATH
3342	do
3343	IFS=$as_save_IFS
3344	test -z "$as_dir" && as_dir=.
3345	test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
3346	done
3347
3348	;;
3349	esac
3350	# We did not find ourselves, most probably we were run as `sh COMMAND'
3351	# in which case we are not to be found in the path.
3352	if test "x$as_myself" = x; then
3353	as_myself=$0
3354	fi
3355	if test ! -f "$as_myself"; then
3356	{ { echo "$as_me:$LINENO: error: cannot find myself; rerun with an absolute path" >&5
3357	echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2;}
3358	{ (exit 1); exit 1; }; }
3359	fi
3360	case $CONFIG_SHELL in
3361	'')
3362	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
3363	for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
3364	do
3365	IFS=$as_save_IFS
3366	test -z "$as_dir" && as_dir=.
3367	for as_base in sh bash ksh sh5; do
3368	case $as_dir in
3369	/*)
3370	if ("$as_dir/$as_base" -c '
3371	as_lineno_1=$LINENO
3372	as_lineno_2=$LINENO
3373	as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
3374	test "x$as_lineno_1" != "x$as_lineno_2" &&
3375	test "x$as_lineno_3" = "x$as_lineno_2" ') 2>/dev/null; then
3376	$as_unset BASH_ENV \|\| test "${BASH_ENV+set}" != set \|\| { BASH_ENV=; export BASH_ENV; }
3377	$as_unset ENV \|\| test "${ENV+set}" != set \|\| { ENV=; export ENV; }
3378	CONFIG_SHELL=$as_dir/$as_base
3379	export CONFIG_SHELL
3380	exec "$CONFIG_SHELL" "$0" ${1+"$@"}
3381	fi;;
3382	esac
3383	done
3384	done
3385	;;
3386	esac
3387
3388	# Create $as_me.lineno as a copy of $as_myself, but with $LINENO
3389	# uniformly replaced by the line number. The first 'sed' inserts a
3390	# line-number line before each line; the second 'sed' does the real
3391	# work. The second script uses 'N' to pair each line-number line
3392	# with the numbered line, and appends trailing '-' during
3393	# substitution so that $LINENO is not a special case at line end.
3394	# (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
3395	# second 'sed' script. Blame Lee E. McMahon for sed's syntax. :-)
3396	sed '=' <$as_myself \|
3397	sed '
3398	N
3399	s,$,-,
3400	: loop
3401	s,^$['$as_cr_digits']$$.$[$]LINENO$[^'$as_cr_alnum'_]$,\1\2\1\3,
3402	t loop
3403	s,-$,,
3404	s,^['$as_cr_digits']*\n,,
3405	' >$as_me.lineno &&
3406	chmod +x $as_me.lineno \|\|
3407	{ { echo "$as_me:$LINENO: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&5
3408	echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2;}
3409	{ (exit 1); exit 1; }; }
3410
3411	# Don't try to exec as it changes $[0], causing all sort of problems
3412	# (the dirname of $[0] is not the place where we might find the
3413	# original and so on. Autoconf is especially sensible to this).
3414	. ./$as_me.lineno
3415	# Exit status is that of the last command.
3416	exit
3417	}
3418
3419
3420	case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
3421	c,-n*) ECHO_N= ECHO_C='
3422	' ECHO_T=' ' ;;
3423	c,* ) ECHO_N=-n ECHO_C= ECHO_T= ;;
3424	*) ECHO_N= ECHO_C='\c' ECHO_T= ;;
3425	esac
3426
3427	if expr a : '$a$' >/dev/null 2>&1; then
3428	as_expr=expr
3429	else
3430	as_expr=false
3431	fi
3432
3433	rm -f conf$$ conf$$.exe conf$$.file
3434	echo >conf$$.file
3435	if ln -s conf$$.file conf$$ 2>/dev/null; then
3436	# We could just check for DJGPP; but this test a) works b) is more generic
3437	# and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
3438	if test -f conf$$.exe; then
3439	# Don't use ln at all; we don't have any links
3440	as_ln_s='cp -p'
3441	else
3442	as_ln_s='ln -s'
3443	fi
3444	elif ln conf$$.file conf$$ 2>/dev/null; then
3445	as_ln_s=ln
3446	else
3447	as_ln_s='cp -p'
3448	fi
3449	rm -f conf$$ conf$$.exe conf$$.file
3450
3451	if mkdir -p . 2>/dev/null; then
3452	as_mkdir_p=:
3453	else
3454	test -d ./-p && rmdir ./-p
3455	as_mkdir_p=false
3456	fi
3457
3458	as_executable_p="test -f"
3459
3460	# Sed expression to map a string onto a valid CPP name.
3461	as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
3462
3463	# Sed expression to map a string onto a valid variable name.
3464	as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
3465
3466
3467	# IFS
3468	# We need space, tab and new line, in precisely that order.
3469	as_nl='
3470	'
3471	IFS=" $as_nl"
3472
3473	# CDPATH.
3474	$as_unset CDPATH
3475
3476	exec 6>&1
3477
3478	# Open the log real soon, to keep \$[0] and so on meaningful, and to
3479	# report actual input values of CONFIG_FILES etc. instead of their
3480	# values after options handling. Logging --version etc. is OK.
3481	exec 5>>config.log
3482	{
3483	echo
3484	sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
3485	## Running $as_me. ##
3486	_ASBOX
3487	} >&5
3488	cat >&5 <<_CSEOF
3489
3490	This file was extended by $as_me, which was
3491	generated by GNU Autoconf 2.59. Invocation command line was
3492
3493	CONFIG_FILES = $CONFIG_FILES
3494	CONFIG_HEADERS = $CONFIG_HEADERS
3495	CONFIG_LINKS = $CONFIG_LINKS
3496	CONFIG_COMMANDS = $CONFIG_COMMANDS
3497	$ $0 $@
3498
3499	_CSEOF
3500	echo "on `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`" >&5
3501	echo >&5
3502	_ACEOF
3503
3504	# Files that config.status was made for.
3505	if test -n "$ac_config_files"; then
3506	echo "config_files=\"$ac_config_files\"" >>$CONFIG_STATUS
3507	fi
3508
3509	if test -n "$ac_config_headers"; then
3510	echo "config_headers=\"$ac_config_headers\"" >>$CONFIG_STATUS
3511	fi
3512
3513	if test -n "$ac_config_links"; then
3514	echo "config_links=\"$ac_config_links\"" >>$CONFIG_STATUS
3515	fi
3516
3517	if test -n "$ac_config_commands"; then
3518	echo "config_commands=\"$ac_config_commands\"" >>$CONFIG_STATUS
3519	fi
3520
3521	cat >>$CONFIG_STATUS <<\_ACEOF
3522
3523	ac_cs_usage="\
3524	\`$as_me' instantiates files from templates according to the
3525	current configuration.
3526
3527	Usage: $0 [OPTIONS] [FILE]...
3528
3529	-h, --help print this help, then exit
3530	-V, --version print version number, then exit
3531	-q, --quiet do not print progress messages
3532	-d, --debug don't remove temporary files
3533	--recheck update $as_me by reconfiguring in the same conditions
3534	--file=FILE[:TEMPLATE]
3535	instantiate the configuration file FILE
3536
3537	Configuration files:
3538	$config_files
3539
3540	Report bugs to <bug-autoconf@gnu.org>."
3541	_ACEOF
3542
3543	cat >>$CONFIG_STATUS <<_ACEOF
3544	ac_cs_version="\\
3545	config.status
3546	configured by $0, generated by GNU Autoconf 2.59,
3547	with options \\"`echo "$ac_configure_args" \| sed 's/[\\""\`\$]/\\\\&/g'`\\"
3548
3549	Copyright (C) 2003 Free Software Foundation, Inc.
3550	This config.status script is free software; the Free Software Foundation
3551	gives unlimited permission to copy, distribute and modify it."
3552	srcdir=$srcdir
3553	_ACEOF
3554
3555	cat >>$CONFIG_STATUS <<\_ACEOF
3556	# If no file are specified by the user, then we need to provide default
3557	# value. By we need to know if files were specified by the user.
3558	ac_need_defaults=:
3559	while test $# != 0
3560	do
3561	case $1 in
3562	--=)
3563	ac_option=`expr "x$1" : 'x$[^=]*$='`
3564	ac_optarg=`expr "x$1" : 'x[^=]=$.$'`
3565	ac_shift=:
3566	;;
3567	-*)
3568	ac_option=$1
3569	ac_optarg=$2
3570	ac_shift=shift
3571	;;
3572	*) # This is not an option, so the user has probably given explicit
3573	# arguments.
3574	ac_option=$1
3575	ac_need_defaults=false;;
3576	esac
3577
3578	case $ac_option in
3579	# Handling of the options.
3580	_ACEOF
3581	cat >>$CONFIG_STATUS <<\_ACEOF
3582	-recheck \| --recheck \| --rechec \| --reche \| --rech \| --rec \| --re \| --r)
3583	ac_cs_recheck=: ;;
3584	--version \| --vers* \| -V )
3585	echo "$ac_cs_version"; exit 0 ;;
3586	--he \| --h)
3587	# Conflict between --help and --header
3588	{ { echo "$as_me:$LINENO: error: ambiguous option: $1
3589	Try \`$0 --help' for more information." >&5
3590	echo "$as_me: error: ambiguous option: $1
3591	Try \`$0 --help' for more information." >&2;}
3592	{ (exit 1); exit 1; }; };;
3593	--help \| --hel \| -h )
3594	echo "$ac_cs_usage"; exit 0 ;;
3595	--debug \| --d* \| -d )
3596	debug=: ;;
3597	--file \| --fil \| --fi \| --f )
3598	$ac_shift
3599	CONFIG_FILES="$CONFIG_FILES $ac_optarg"
3600	ac_need_defaults=false;;
3601	--header \| --heade \| --head \| --hea )
3602	$ac_shift
3603	CONFIG_HEADERS="$CONFIG_HEADERS $ac_optarg"
3604	ac_need_defaults=false;;
3605	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
3606	\| -silent \| --silent \| --silen \| --sile \| --sil \| --si \| --s)
3607	ac_cs_silent=: ;;
3608
3609	# This is an error.
3610	-*) { { echo "$as_me:$LINENO: error: unrecognized option: $1
3611	Try \`$0 --help' for more information." >&5
3612	echo "$as_me: error: unrecognized option: $1
3613	Try \`$0 --help' for more information." >&2;}
3614	{ (exit 1); exit 1; }; } ;;
3615
3616	*) ac_config_targets="$ac_config_targets $1" ;;
3617
3618	esac
3619	shift
3620	done
3621
3622	ac_configure_extra_args=
3623
3624	if $ac_cs_silent; then
3625	exec 6>/dev/null
3626	ac_configure_extra_args="$ac_configure_extra_args --silent"
3627	fi
3628
3629	_ACEOF
3630	cat >>$CONFIG_STATUS <<_ACEOF
3631	if \$ac_cs_recheck; then
3632	echo "running $SHELL $0 " $ac_configure_args \$ac_configure_extra_args " --no-create --no-recursion" >&6
3633	exec $SHELL $0 $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
3634	fi
3635
3636	_ACEOF
3637
3638
3639
3640
3641
3642	cat >>$CONFIG_STATUS <<\_ACEOF
3643	for ac_config_target in $ac_config_targets
3644	do
3645	case "$ac_config_target" in
3646	# Handling of arguments.
3647	"Makefile" ) CONFIG_FILES="$CONFIG_FILES Makefile" ;;
3648	*) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
3649	echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
3650	{ (exit 1); exit 1; }; };;
3651	esac
3652	done
3653
3654	# If the user did not use the arguments to specify the items to instantiate,
3655	# then the envvar interface is used. Set only those that are not.
3656	# We use the long form for the default assignment because of an extremely
3657	# bizarre bug on SunOS 4.1.3.
3658	if $ac_need_defaults; then
3659	test "${CONFIG_FILES+set}" = set \|\| CONFIG_FILES=$config_files
3660	fi
3661
3662	# Have a temporary directory for convenience. Make it in the build tree
3663	# simply because there is no reason to put it here, and in addition,
3664	# creating and moving files from /tmp can sometimes cause problems.
3665	# Create a temporary directory, and hook for its removal unless debugging.
3666	$debug \|\|
3667	{
3668	trap 'exit_status=$?; rm -rf $tmp && exit $exit_status' 0
3669	trap '{ (exit 1); exit 1; }' 1 2 13 15
3670	}
3671
3672	# Create a (secure) tmp directory for tmp files.
3673
3674	{
3675	tmp=`(umask 077 && mktemp -d -q "./confstatXXXXXX") 2>/dev/null` &&
3676	test -n "$tmp" && test -d "$tmp"
3677	} \|\|
3678	{
3679	tmp=./confstat$$-$RANDOM
3680	(umask 077 && mkdir $tmp)
3681	} \|\|
3682	{
3683	echo "$me: cannot create a temporary directory in ." >&2
3684	{ (exit 1); exit 1; }
3685	}
3686
3687	_ACEOF
3688
3689	cat >>$CONFIG_STATUS <<_ACEOF
3690
3691	#
3692	# CONFIG_FILES section.
3693	#
3694
3695	# No need to generate the scripts if there are no CONFIG_FILES.
3696	# This happens for instance when ./config.status config.h
3697	if test -n "\$CONFIG_FILES"; then
3698	# Protect against being on the right side of a sed subst in config.status.
3699	sed 's/,@/@@/; s/@,/@@/; s/,;t t\$/@;t t/; /@;t t\$/s/[\\\\&,]/\\\\&/g;
3700	s/@@/,@/; s/@@/@,/; s/@;t t\$/,;t t/' >\$tmp/subs.sed <<\\CEOF
3701	s,@SHELL@,$SHELL,;t t
3702	s,@PATH_SEPARATOR@,$PATH_SEPARATOR,;t t
3703	s,@PACKAGE_NAME@,$PACKAGE_NAME,;t t
3704	s,@PACKAGE_TARNAME@,$PACKAGE_TARNAME,;t t
3705	s,@PACKAGE_VERSION@,$PACKAGE_VERSION,;t t
3706	s,@PACKAGE_STRING@,$PACKAGE_STRING,;t t
3707	s,@PACKAGE_BUGREPORT@,$PACKAGE_BUGREPORT,;t t
3708	s,@exec_prefix@,$exec_prefix,;t t
3709	s,@prefix@,$prefix,;t t
3710	s,@program_transform_name@,$program_transform_name,;t t
3711	s,@bindir@,$bindir,;t t
3712	s,@sbindir@,$sbindir,;t t
3713	s,@libexecdir@,$libexecdir,;t t
3714	s,@datadir@,$datadir,;t t
3715	s,@sysconfdir@,$sysconfdir,;t t
3716	s,@sharedstatedir@,$sharedstatedir,;t t
3717	s,@localstatedir@,$localstatedir,;t t
3718	s,@libdir@,$libdir,;t t
3719	s,@includedir@,$includedir,;t t
3720	s,@oldincludedir@,$oldincludedir,;t t
3721	s,@infodir@,$infodir,;t t
3722	s,@mandir@,$mandir,;t t
3723	s,@build_alias@,$build_alias,;t t
3724	s,@host_alias@,$host_alias,;t t
3725	s,@target_alias@,$target_alias,;t t
3726	s,@DEFS@,$DEFS,;t t
3727	s,@ECHO_C@,$ECHO_C,;t t
3728	s,@ECHO_N@,$ECHO_N,;t t
3729	s,@ECHO_T@,$ECHO_T,;t t
3730	s,@LIBS@,$LIBS,;t t
3731	s,@CC@,$CC,;t t
3732	s,@CFLAGS@,$CFLAGS,;t t
3733	s,@LDFLAGS@,$LDFLAGS,;t t
3734	s,@CPPFLAGS@,$CPPFLAGS,;t t
3735	s,@ac_ct_CC@,$ac_ct_CC,;t t
3736	s,@EXEEXT@,$EXEEXT,;t t
3737	s,@OBJEXT@,$OBJEXT,;t t
3738	s,@CXX@,$CXX,;t t
3739	s,@CXXFLAGS@,$CXXFLAGS,;t t
3740	s,@ac_ct_CXX@,$ac_ct_CXX,;t t
3741	s,@CPP@,$CPP,;t t
3742	s,@EGREP@,$EGREP,;t t
3743	s,@BOOST_DIR@,$BOOST_DIR,;t t
3744	s,@CGAL_MKF@,$CGAL_MKF,;t t
3745	s,@CGAL_DIR@,$CGAL_DIR,;t t
3746	s,@CGAL_LIB@,$CGAL_LIB,;t t
3747	s,@GAUL_DIR@,$GAUL_DIR,;t t
3748	s,@GAUL_LIB@,$GAUL_LIB,;t t
3749	s,@LIBOBJS@,$LIBOBJS,;t t
3750	s,@LTLIBOBJS@,$LTLIBOBJS,;t t
3751	CEOF
3752
3753	_ACEOF
3754
3755	cat >>$CONFIG_STATUS <<\_ACEOF
3756	# Split the substitutions into bite-sized pieces for seds with
3757	# small command number limits, like on Digital OSF/1 and HP-UX.
3758	ac_max_sed_lines=48
3759	ac_sed_frag=1 # Number of current file.
3760	ac_beg=1 # First line for current file.
3761	ac_end=$ac_max_sed_lines # Line after last line for current file.
3762	ac_more_lines=:
3763	ac_sed_cmds=
3764	while $ac_more_lines; do
3765	if test $ac_beg -gt 1; then
3766	sed "1,${ac_beg}d; ${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
3767	else
3768	sed "${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
3769	fi
3770	if test ! -s $tmp/subs.frag; then
3771	ac_more_lines=false
3772	else
3773	# The purpose of the label and of the branching condition is to
3774	# speed up the sed processing (if there are no `@' at all, there
3775	# is no need to browse any of the substitutions).
3776	# These are the two extra sed commands mentioned above.
3777	(echo ':t
3778	/@[a-zA-Z_][a-zA-Z_0-9]*@/!b' && cat $tmp/subs.frag) >$tmp/subs-$ac_sed_frag.sed
3779	if test -z "$ac_sed_cmds"; then
3780	ac_sed_cmds="sed -f $tmp/subs-$ac_sed_frag.sed"
3781	else
3782	ac_sed_cmds="$ac_sed_cmds \| sed -f $tmp/subs-$ac_sed_frag.sed"
3783	fi
3784	ac_sed_frag=`expr $ac_sed_frag + 1`
3785	ac_beg=$ac_end
3786	ac_end=`expr $ac_end + $ac_max_sed_lines`
3787	fi
3788	done
3789	if test -z "$ac_sed_cmds"; then
3790	ac_sed_cmds=cat
3791	fi
3792	fi # test -n "$CONFIG_FILES"
3793
3794	_ACEOF
3795	cat >>$CONFIG_STATUS <<\_ACEOF
3796	for ac_file in : $CONFIG_FILES; do test "x$ac_file" = x: && continue
3797	# Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
3798	case $ac_file in
3799	- \| :- \| :-:* ) # input from stdin
3800	cat >$tmp/stdin
3801	ac_file_in=`echo "$ac_file" \| sed 's,[^:]*:,,'`
3802	ac_file=`echo "$ac_file" \| sed 's,:.*,,'` ;;
3803	: ) ac_file_in=`echo "$ac_file" \| sed 's,[^:]*:,,'`
3804	ac_file=`echo "$ac_file" \| sed 's,:.*,,'` ;;
3805	* ) ac_file_in=$ac_file.in ;;
3806	esac
3807
3808	# Compute @srcdir@, @top_srcdir@, and @INSTALL@ for subdirectories.
3809	ac_dir=`(dirname "$ac_file") 2>/dev/null \|\|
3810	$as_expr X"$ac_file" : 'X$.[^/]$//[^/][^/]/$' \\| \
3811	X"$ac_file" : 'X$//$[^/]' \\| \
3812	X"$ac_file" : 'X$//$$' \\| \
3813	X"$ac_file" : 'X$/$' \\| \
3814	. : '$.$' 2>/dev/null \|\|
3815	echo X"$ac_file" \|
3816	sed '/^X$.[^/]$\/\/[^/][^/]\/$/{ s//\1/; q; }
3817	/^X$\/\/$[^/].*/{ s//\1/; q; }
3818	/^X$\/\/$$/{ s//\1/; q; }
3819	/^X$\/$.*/{ s//\1/; q; }
3820	s/.*/./; q'`
3821	{ if $as_mkdir_p; then
3822	mkdir -p "$ac_dir"
3823	else
3824	as_dir="$ac_dir"
3825	as_dirs=
3826	while test ! -d "$as_dir"; do
3827	as_dirs="$as_dir $as_dirs"
3828	as_dir=`(dirname "$as_dir") 2>/dev/null \|\|
3829	$as_expr X"$as_dir" : 'X$.[^/]$//[^/][^/]/$' \\| \
3830	X"$as_dir" : 'X$//$[^/]' \\| \
3831	X"$as_dir" : 'X$//$$' \\| \
3832	X"$as_dir" : 'X$/$' \\| \
3833	. : '$.$' 2>/dev/null \|\|
3834	echo X"$as_dir" \|
3835	sed '/^X$.[^/]$\/\/[^/][^/]\/$/{ s//\1/; q; }
3836	/^X$\/\/$[^/].*/{ s//\1/; q; }
3837	/^X$\/\/$$/{ s//\1/; q; }
3838	/^X$\/$.*/{ s//\1/; q; }
3839	s/.*/./; q'`
3840	done
3841	test ! -n "$as_dirs" \|\| mkdir $as_dirs
3842	fi \|\| { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
3843	echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
3844	{ (exit 1); exit 1; }; }; }
3845
3846	ac_builddir=.
3847
3848	if test "$ac_dir" != .; then
3849	ac_dir_suffix=/`echo "$ac_dir" \| sed 's,^\.[\\/],,'`
3850	# A "../" for each directory in $ac_dir_suffix.
3851	ac_top_builddir=`echo "$ac_dir_suffix" \| sed 's,/[^\\/]*,../,g'`
3852	else
3853	ac_dir_suffix= ac_top_builddir=
3854	fi
3855
3856	case $srcdir in
3857	.) # No --srcdir option. We are building in place.
3858	ac_srcdir=.
3859	if test -z "$ac_top_builddir"; then
3860	ac_top_srcdir=.
3861	else
3862	ac_top_srcdir=`echo $ac_top_builddir \| sed 's,/$,,'`
3863	fi ;;
3864	[\\/]* \| ?:[\\/]* ) # Absolute path.
3865	ac_srcdir=$srcdir$ac_dir_suffix;
3866	ac_top_srcdir=$srcdir ;;
3867	*) # Relative path.
3868	ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
3869	ac_top_srcdir=$ac_top_builddir$srcdir ;;
3870	esac
3871
3872	# Do not use `cd foo && pwd` to compute absolute paths, because
3873	# the directories may not exist.
3874	case `pwd` in
3875	.) ac_abs_builddir="$ac_dir";;
3876	*)
3877	case "$ac_dir" in
3878	.) ac_abs_builddir=`pwd`;;
3879	[\\/]* \| ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
3880	*) ac_abs_builddir=`pwd`/"$ac_dir";;
3881	esac;;
3882	esac
3883	case $ac_abs_builddir in
3884	.) ac_abs_top_builddir=${ac_top_builddir}.;;
3885	*)
3886	case ${ac_top_builddir}. in
3887	.) ac_abs_top_builddir=$ac_abs_builddir;;
3888	[\\/]* \| ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
3889	*) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
3890	esac;;
3891	esac
3892	case $ac_abs_builddir in
3893	.) ac_abs_srcdir=$ac_srcdir;;
3894	*)
3895	case $ac_srcdir in
3896	.) ac_abs_srcdir=$ac_abs_builddir;;
3897	[\\/]* \| ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
3898	*) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
3899	esac;;
3900	esac
3901	case $ac_abs_builddir in
3902	.) ac_abs_top_srcdir=$ac_top_srcdir;;
3903	*)
3904	case $ac_top_srcdir in
3905	.) ac_abs_top_srcdir=$ac_abs_builddir;;
3906	[\\/]* \| ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
3907	*) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
3908	esac;;
3909	esac
3910
3911
3912
3913	if test x"$ac_file" != x-; then
3914	{ echo "$as_me:$LINENO: creating $ac_file" >&5
3915	echo "$as_me: creating $ac_file" >&6;}
3916	rm -f "$ac_file"
3917	fi
3918	# Let's still pretend it is `configure' which instantiates (i.e., don't
3919	# use $as_me), people would be surprised to read:
3920	# /* config.h. Generated by config.status. */
3921	if test x"$ac_file" = x-; then
3922	configure_input=
3923	else
3924	configure_input="$ac_file. "
3925	fi
3926	configure_input=$configure_input"Generated from `echo $ac_file_in \|
3927	sed 's,.*/,,'` by configure."
3928
3929	# First look for the input files in the build tree, otherwise in the
3930	# src tree.
3931	ac_file_inputs=`IFS=:
3932	for f in $ac_file_in; do
3933	case $f in
3934	-) echo $tmp/stdin ;;
3935	[\\/$]*)
3936	# Absolute (can't be DOS-style, as IFS=:)
3937	test -f "$f" \|\| { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
3938	echo "$as_me: error: cannot find input file: $f" >&2;}
3939	{ (exit 1); exit 1; }; }
3940	echo "$f";;
3941	*) # Relative
3942	if test -f "$f"; then
3943	# Build tree
3944	echo "$f"
3945	elif test -f "$srcdir/$f"; then
3946	# Source tree
3947	echo "$srcdir/$f"
3948	else
3949	# /dev/null tree
3950	{ { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
3951	echo "$as_me: error: cannot find input file: $f" >&2;}
3952	{ (exit 1); exit 1; }; }
3953	fi;;
3954	esac
3955	done` \|\| { (exit 1); exit 1; }
3956	_ACEOF
3957	cat >>$CONFIG_STATUS <<_ACEOF
3958	sed "$ac_vpsub
3959	$extrasub
3960	_ACEOF
3961	cat >>$CONFIG_STATUS <<\_ACEOF
3962	:t
3963	/@[a-zA-Z_][a-zA-Z_0-9]*@/!b
3964	s,@configure_input@,$configure_input,;t t
3965	s,@srcdir@,$ac_srcdir,;t t
3966	s,@abs_srcdir@,$ac_abs_srcdir,;t t
3967	s,@top_srcdir@,$ac_top_srcdir,;t t
3968	s,@abs_top_srcdir@,$ac_abs_top_srcdir,;t t
3969	s,@builddir@,$ac_builddir,;t t
3970	s,@abs_builddir@,$ac_abs_builddir,;t t
3971	s,@top_builddir@,$ac_top_builddir,;t t
3972	s,@abs_top_builddir@,$ac_abs_top_builddir,;t t
3973	" $ac_file_inputs \| (eval "$ac_sed_cmds") >$tmp/out
3974	rm -f $tmp/stdin
3975	if test x"$ac_file" != x-; then
3976	mv $tmp/out $ac_file
3977	else
3978	cat $tmp/out
3979	rm -f $tmp/out
3980	fi
3981
3982	done
3983	_ACEOF
3984
3985	cat >>$CONFIG_STATUS <<\_ACEOF
3986
3987	{ (exit 0); exit 0; }
3988	_ACEOF
3989	chmod +x $CONFIG_STATUS
3990	ac_clean_files=$ac_clean_files_save
3991
3992
3993	# configure is writing to config.log, and then calls config.status.
3994	# config.status does its own redirection, appending to config.log.
3995	# Unfortunately, on DOS this fails, as config.log is still kept open
3996	# by configure, so config.status won't be able to write to it; its
3997	# output is simply discarded. So we exec the FD to /dev/null,
3998	# effectively closing config.log, so it can be properly (re)opened and
3999	# appended to by config.status. When coming back to configure, we
4000	# need to make the FD available again.
4001	if test "$no_create" != yes; then
4002	ac_cs_success=:
4003	ac_config_status_args=
4004	test "$silent" = yes &&
4005	ac_config_status_args="$ac_config_status_args --quiet"
4006	exec 5>/dev/null
4007	$SHELL $CONFIG_STATUS $ac_config_status_args \|\| ac_cs_success=false
4008	exec 5>>config.log
4009	# Use \|\|, not &&, to avoid exiting from the if with $? = 1, which
4010	# would make configure fail if this is the last instruction.
4011	$ac_cs_success \|\| { (exit 1); exit 1; }
4012	fi
4013

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