# Guess values for system-dependent variables and create Makefiles.

#! /bin/sh

# Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf version 2.4
# Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
#
# This configure script is free software; the Free Software Foundation
# gives unlimited permission to copy, distribute and modify it.

# Defaults:
ac_help=
ac_default_prefix=/usr/local
# Any additions from configure.in:
ac_help="$ac_help
--with-diffutils assume GNU diffutils is similarly installed"

# Initialize some variables set by options.
# The variables have the same names as the options, with
# dashes changed to underlines.
build=NONE
cache_file=./config.cache
exec_prefix=NONE
host=NONE
no_create=
nonopt=NONE
no_recursion=
prefix=NONE
program_prefix=NONE
program_suffix=NONE
program_transform_name=s,x,x,
silent=
site=
srcdir=
target=NONE
verbose=
x_includes=NONE
x_libraries=NONE

# Initialize some other variables.
subdirs=

ac_prev=
for ac_option
do

# If the previous option needs an argument, assign it.
if test -n "$ac_prev"; then
eval "$ac_prev=\$ac_option"
ac_prev=
continue
fi

case "$ac_option" in
-*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
*) ac_optarg= ;;
esac

# Accept the important Cygnus configure options, so we can diagnose typos.

case "$ac_option" in

-build | --build | --buil | --bui | --bu | --b)
ac_prev=build ;;
-build=* | --build=* | --buil=* | --bui=* | --bu=* | --b=*)
build="$ac_optarg" ;;

-cache-file | --cache-file | --cache-fil | --cache-fi \
| --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
ac_prev=cache_file ;;
-cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
| --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
cache_file="$ac_optarg" ;;

-disable-* | --disable-*)
ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
# Reject names that are not valid shell variable names.
if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
fi
ac_feature=`echo $ac_feature| sed 's/-/_/g'`
eval "enable_${ac_feature}=no" ;;

-enable-* | --enable-*)
ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
# Reject names that are not valid shell variable names.
if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
fi
ac_feature=`echo $ac_feature| sed 's/-/_/g'`
case "$ac_option" in
*=*) ;;
*) ac_optarg=yes ;;
esac
eval "enable_${ac_feature}='$ac_optarg'" ;;

-exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
| --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
| --exec | --exe | --ex)
ac_prev=exec_prefix ;;
-exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
| --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
| --exec=* | --exe=* | --ex=*)
exec_prefix="$ac_optarg" ;;

-gas | --gas | --ga | --g)
# Obsolete; use --with-gas.
with_gas=yes ;;

-help | --help | --hel | --he)
# Omit some internal or obsolete options to make the list less imposing.
# This message is too long to be a string in the A/UX 3.1 sh.
cat << EOF
Usage: configure [options] [host]
Options: [defaults in brackets after descriptions]
Configuration:
--cache-file=FILE cache test results in FILE
--help print this message
--no-create do not create output files
--quiet, --silent do not print \`checking...' messages
--version print the version of autoconf that created configure
Directory and file names:
--prefix=PREFIX install architecture-independent files in PREFIX
[$ac_default_prefix]
--exec-prefix=PREFIX install architecture-dependent files in PREFIX
[same as prefix]
--srcdir=DIR find the sources in DIR [configure dir or ..]
--program-prefix=PREFIX prepend PREFIX to installed program names
--program-suffix=SUFFIX append SUFFIX to installed program names
--program-transform-name=PROGRAM run sed PROGRAM on installed program names
Host type:
--build=BUILD configure for building on BUILD [BUILD=HOST]
--host=HOST configure for HOST [guessed]
--target=TARGET configure for TARGET [TARGET=HOST]
Features and packages:
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
--x-includes=DIR X include files are in DIR
--x-libraries=DIR X library files are in DIR
--enable and --with options recognized:$ac_help
EOF
exit 0 ;;

-host | --host | --hos | --ho)
ac_prev=host ;;
-host=* | --host=* | --hos=* | --ho=*)
host="$ac_optarg" ;;

-nfp | --nfp | --nf)
# Obsolete; use --without-fp.
with_fp=no ;;

-no-create | --no-create | --no-creat | --no-crea | --no-cre \
| --no-cr | --no-c)
no_create=yes ;;

-no-recursion | --no-recursion | --no-recursio | --no-recursi \
| --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
no_recursion=yes ;;

-prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
ac_prev=prefix ;;
-prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
prefix="$ac_optarg" ;;

-program-prefix | --program-prefix | --program-prefi | --program-pref \
| --program-pre | --program-pr | --program-p)
ac_prev=program_prefix ;;
-program-prefix=* | --program-prefix=* | --program-prefi=* \
| --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
program_prefix="$ac_optarg" ;;

-program-suffix | --program-suffix | --program-suffi | --program-suff \
| --program-suf | --program-su | --program-s)
ac_prev=program_suffix ;;
-program-suffix=* | --program-suffix=* | --program-suffi=* \
| --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
program_suffix="$ac_optarg" ;;

-program-transform-name | --program-transform-name \
| --program-transform-nam | --program-transform-na \
| --program-transform-n | --program-transform- \
| --program-transform | --program-transfor \
| --program-transfo | --program-transf \
| --program-trans | --program-tran \
| --progr-tra | --program-tr | --program-t)
ac_prev=program_transform_name ;;
-program-transform-name=* | --program-transform-name=* \
| --program-transform-nam=* | --program-transform-na=* \
| --program-transform-n=* | --program-transform-=* \
| --program-transform=* | --program-transfor=* \
| --program-transfo=* | --program-transf=* \
| --program-trans=* | --program-tran=* \
| --progr-tra=* | --program-tr=* | --program-t=*)
program_transform_name="$ac_optarg" ;;

-q | -quiet | --quiet | --quie | --qui | --qu | --q \
| -silent | --silent | --silen | --sile | --sil)
silent=yes ;;

-site | --site | --sit)
ac_prev=site ;;
-site=* | --site=* | --sit=*)
site="$ac_optarg" ;;

-srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
ac_prev=srcdir ;;
-srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
srcdir="$ac_optarg" ;;

-target | --target | --targe | --targ | --tar | --ta | --t)
ac_prev=target ;;
-target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
target="$ac_optarg" ;;

-v | -verbose | --verbose | --verbos | --verbo | --verb)
verbose=yes ;;

-version | --version | --versio | --versi | --vers)
echo "configure generated by autoconf version 2.4"
exit 0 ;;

-with-* | --with-*)
ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
# Reject names that are not valid shell variable names.
if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
fi
ac_package=`echo $ac_package| sed 's/-/_/g'`
case "$ac_option" in
*=*) ;;
*) ac_optarg=yes ;;
esac
eval "with_${ac_package}='$ac_optarg'" ;;

-without-* | --without-*)
ac_package=`echo $ac_option|sed -e 's/-*without-//'`
# Reject names that are not valid shell variable names.
if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
fi
ac_package=`echo $ac_package| sed 's/-/_/g'`
eval "with_${ac_package}=no" ;;

--x)
# Obsolete; use --with-x.
with_x=yes ;;

-x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
| --x-incl | --x-inc | --x-in | --x-i)
ac_prev=x_includes ;;
-x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
| --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
x_includes="$ac_optarg" ;;

-x-libraries | --x-libraries | --x-librarie | --x-librari \
| --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
ac_prev=x_libraries ;;
-x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
| --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
x_libraries="$ac_optarg" ;;

-*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
;;

*)
if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
echo "configure: warning: $ac_option: invalid host type" 1>&2
fi
if test "x$nonopt" != xNONE; then
{ echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
fi
nonopt="$ac_option"
;;

esac
done

if test -n "$ac_prev"; then
{ echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
fi

trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15

# File descriptor usage:
# 0 standard input
# 1 file creation
# 2 errors and warnings
# 3 some systems may open it to /dev/tty
# 4 used on the Kubota Titan
# 6 checking for... messages and results
# 5 compiler messages saved in config.log
if test "$silent" = yes; then
exec 6>/dev/null
else
exec 6>&1
fi
exec 5>./config.log

echo "\
This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.
" 1>&5

# Strip out --no-create and --no-recursion so they do not pile up.
# Also quote any args containing shell metacharacters.
ac_configure_args=
for ac_arg
do
case "$ac_arg" in
-no-create | --no-create | --no-creat | --no-crea | --no-cre \
| --no-cr | --no-c) ;;
-no-recursion | --no-recursion | --no-recursio | --no-recursi \
| --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
*" "*|*" "*|*[\[\]\~\#\$\^\&\*\{\}\\\|\;\<\>\?]*)
ac_configure_args="$ac_configure_args '$ac_arg'" ;;
*) ac_configure_args="$ac_configure_args $ac_arg" ;;
esac
done

# NLS nuisances.
# Only set LANG and LC_ALL to C if already set.
# These must not be set unconditionally because not all systems understand
# e.g. LANG=C (notably SCO).
if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
if test "${LANG+set}" = set; then LANG=C; export LANG; fi

# confdefs.h avoids OS command line length limits that DEFS can exceed.
rm -rf conftest* confdefs.h
# AIX cpp loses on an empty file, so make sure it contains at least a newline.
echo > confdefs.h

# A filename unique to this package, relative to the directory that
# configure is in, which we can look for to find out if srcdir is correct.
ac_unique_file=src/rcsbase.h

# Find the source files, if location was not specified.
if test -z "$srcdir"; then
ac_srcdir_defaulted=yes
# Try the directory containing this script, then its parent.
ac_prog=$0
ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
srcdir=$ac_confdir
if test ! -r $srcdir/$ac_unique_file; then
srcdir=..
fi
else
ac_srcdir_defaulted=no
fi
if test ! -r $srcdir/$ac_unique_file; then
if test "$ac_srcdir_defaulted" = yes; then
{ echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
else
{ echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
fi
fi
srcdir=`echo "${srcdir}" | sed 's%$[^/]$/*$%\1%'`

# Prefer explicitly selected file to automatically selected ones.
if test -z "$CONFIG_SITE"; then
if test "x$prefix" != xNONE; then
CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
else
CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
fi
fi
for ac_site_file in $CONFIG_SITE; do
if test -r "$ac_site_file"; then
echo "loading site script $ac_site_file"
. "$ac_site_file"
fi
done

if test -r "$cache_file"; then
echo "loading cache $cache_file"
. $cache_file
else
echo "creating cache $cache_file"
> $cache_file
fi

ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5 2>&5'
ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5 2>&5'

if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
# Stardent Vistra SVR4 grep lacks -e, says [email protected].
if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
ac_n= ac_c='
' ac_t=' '
else
ac_n=-n ac_c= ac_t=
fi
else
ac_n= ac_c='\c' ac_t=
fi

# Set up simple `diff' test.
echo 0 >conftest0
echo 0 >conftest0c
echo 1 >conftest1
cat >conftestok <<'EOF'
d1 1
a1 1
1
EOF

# Check whether --with-diffutils or --without-diffutils was given.
withval="$with_diffutils"
if test -n "$withval"; then
with_diffutils=$withval
else
with_diffutils=no

fi

case $with_diffutils in
yes)
: ${DIFF='$(bindir)/diff'}
: ${DIFF3=${DIFF}3}
: ${DIFF3_BIN=1}
: ${DIFFFLAGS=-an}
: ${DIFF_FAILURE=1}
: ${DIFF_L=1}
: ${DIFF_SUCCESS=0}
: ${DIFF_TROUBLE=2}
esac

# Set DIFF to the name of the `diff' program to be run.
# On some systems, the RCS-compatible diff program is called `rdiff';
# use it if it works and `diff' doesn't.

echo $ac_n "checking diff basename""... $ac_c" 1>&6
if eval "test \"`echo '$''{'rcs_cv_prog_diff'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else

rcs_cv_prog_diff=$DIFF
case $rcs_cv_prog_diff in
'')
for i in diff /usr/lib/rdiff rdiff
do
sh -c "exec $i -n conftest0 conftest1" >conftestout 2>/dev/null
case $? in
1)
if cmp -s conftestok conftestout
then rcs_cv_prog_diff=$i; break
fi
;;
esac
done
;;
esac

fi

DIFF=$rcs_cv_prog_diff
case $DIFF in
'') { echo "configure: error: cannot find RCS-compatible diff" 1>&2; exit 1; };;
esac
echo "$ac_t""$DIFF" 1>&6
# Extract the first word of "$DIFF", so it can be a program name with args.
set dummy $DIFF; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
if eval "test \"`echo '$''{'ac_cv_path_DIFF'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
case "$DIFF" in
/*)
ac_cv_path_DIFF="$DIFF" # Let the user override the test with a path.
;;
*)
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
ac_cv_path_DIFF="$ac_dir/$ac_word"
break
fi
done
IFS="$ac_save_ifs"
test -z "$ac_cv_path_DIFF" && ac_cv_path_DIFF="$DIFF"
;;
esac
fi
DIFF="$ac_cv_path_DIFF"
if test -n "$DIFF"; then
echo "$ac_t""$DIFF" 1>&6
else
echo "$ac_t""no" 1>&6
fi

# Set DIFF_SUCCESS, DIFF_FAILURE, DIFF_TROUBLE to diff's exit status
# when it finds no differences, some differences, or trouble.

echo $ac_n "checking diff success status""... $ac_c" 1>&6
if eval "test \"`echo '$''{'rcs_cv_status_diff_success'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else

rcs_cv_status_diff_success=$DIFF_SUCCESS
case $rcs_cv_status_diff_success in
'')
# We can't use `$DIFF conftest0 conftest0',
# since buggy NEXTSTEP 3.0 diff silently yields exit status 2 for this.
$DIFF conftest0 conftest0c >/dev/null 2>&1
rcs_cv_status_diff_success=$?
;;
esac

fi

DIFF_SUCCESS=$rcs_cv_status_diff_success
echo "$ac_t""$DIFF_SUCCESS" 1>&6
#

echo $ac_n "checking diff failure status""... $ac_c" 1>&6
if eval "test \"`echo '$''{'rcs_cv_status_diff_failure'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else

rcs_cv_status_diff_failure=$DIFF_FAILURE
case $rcs_cv_status_diff_failure in
'')
$DIFF conftest0 conftest1 >/dev/null 2>&1
rcs_cv_status_diff_failure=$?
;;
esac

fi

DIFF_FAILURE=$rcs_cv_status_diff_failure
echo "$ac_t""$DIFF_FAILURE" 1>&6
#

echo $ac_n "checking diff trouble status""... $ac_c" 1>&6
if eval "test \"`echo '$''{'rcs_cv_status_diff_trouble'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else

rcs_cv_status_diff_trouble=$DIFF_TROUBLE
case $rcs_cv_status_diff_trouble in
'')
$DIFF conftest0 no/such/file >/dev/null 2>&1
rcs_cv_status_diff_trouble=$?
;;
esac

fi

DIFF_TROUBLE=$rcs_cv_status_diff_trouble
echo "$ac_t""$DIFF_TROUBLE" 1>&6

# Set DIFFFLAGS to the options of the `diff' program to be run.
# Use -an if possible, -n otherwise.

echo $ac_n "checking diff options for RCS""... $ac_c" 1>&6
if eval "test \"`echo '$''{'rcs_cv_options_diff'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else

rcs_cv_options_diff=$DIFFFLAGS
case $rcs_cv_options_diff in
'')
rcs_cv_options_diff=-n
$DIFF -an conftest0 conftest1 >conftestout 2>conftestout2
case $? in
1)
if cmp -s conftestok conftestout && test ! -s conftestout2
then rcs_cv_options_diff=-an
fi
;;
esac
;;
esac

fi

DIFFFLAGS=$rcs_cv_options_diff
echo "$ac_t""$DIFFFLAGS" 1>&6

# Set DIFF_L to 1 if diff understands the L option, 0 otherwise.

echo $ac_n "checking diff -L""... $ac_c" 1>&6
if eval "test \"`echo '$''{'rcs_cv_options_diff_l'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else

rcs_cv_options_diff_l=$DIFF_L
case $rcs_cv_options_diff_l in
'')
rcs_cv_options_diff_l=0
$DIFF -c -L 0 -L 1 conftest0 conftest1 >conftestout 2>/dev/null
case $? in
1)
if cmp -s - conftestout <<'EOF'
*** 0
--- 1
***************
*** 1 ****
! 0
--- 1 ----
! 1
EOF
then rcs_cv_options_diff_l=1
fi
;;
esac
;;
esac

fi

DIFF_L=$rcs_cv_options_diff_l
case $DIFF_L in
1) echo "$ac_t""yes" 1>&6;;
*) echo "$ac_t""no" 1>&6;;
esac

# Set DIFF3 to the name of the diff3 program.
# In some systems (e.g. BSD/OS 2.0), diffutils diff3 lives in /usr/libexec.
diff3PATH=$PATH:/usr/libexec

echo $ac_n "checking diff3 -m""... $ac_c" 1>&6
if eval "test \"`echo '$''{'rcs_cv_prog_diff3_bin'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else

rcs_cv_prog_diff3_bin=$DIFF3
case $rcs_cv_prog_diff3_bin in
'')
PATH=$diff3PATH sh -c "exec diff3 -E -m -L 0 -L 1 -L 2 conftest0 conftest1 /dev/null" >conftestout 2>/dev/null
case $? in
1)
if cmp -s - conftestout <<'EOF'
<<<<<<< 0
0
=======
>>>>>>> 2
EOF
then rcs_cv_prog_diff3_bin=diff3
fi
;;
esac
;;
esac

fi

case $rcs_cv_prog_diff3_bin in
?*)
echo "$ac_t""yes" 1>&6
ac_save_path=$PATH
PATH=$diff3PATH
# Extract the first word of "$rcs_cv_prog_diff3_bin", so it can be a program name with args.
set dummy $rcs_cv_prog_diff3_bin; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
if eval "test \"`echo '$''{'ac_cv_path_DIFF3'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
case "$DIFF3" in
/*)
ac_cv_path_DIFF3="$DIFF3" # Let the user override the test with a path.
;;
*)
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
ac_cv_path_DIFF3="$ac_dir/$ac_word"
break
fi
done
IFS="$ac_save_ifs"
test -z "$ac_cv_path_DIFF3" && ac_cv_path_DIFF3="$rcs_cv_prog_diff3_bin"
;;
esac
fi
DIFF3="$ac_cv_path_DIFF3"
if test -n "$DIFF3"; then
echo "$ac_t""$DIFF3" 1>&6
else
echo "$ac_t""no" 1>&6
fi

PATH=$ac_save_path
;;
'')
echo "$ac_t""no" 1>&6
echo $ac_n "checking diff3 library program""... $ac_c" 1>&6
if eval "test \"`echo '$''{'rcs_cv_path_diff3_lib'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else

$DIFF conftest0 conftest1 >conftest01
$DIFF /dev/null conftest1 >conftestn1
for i in /usr/*lib*/*diff3*; do
sh -c "exec $i -E conftest01 conftestn1 conftest0 /dev/null conftest1" >conftestout 2>/dev/null
# The exit status is arbitrary! Test the output a bit.
if
grep '^<<* *conftest0$' conftestout >/dev/null 2>&1 &&
grep '^>>* *conftest1$' conftestout >/dev/null 2>&1 &&
grep '^0a$' conftestout >/dev/null 2>&1
then
rcs_cv_path_diff3_lib=$i
break
fi
done

fi

DIFF3=$rcs_cv_path_diff3_lib
case $DIFF3 in
'') { echo "configure: error: cannot find a working diff3 library program" 1>&2; exit 1; };;
?*) echo "$ac_t""$DIFF3" 1>&6;;
esac
;;
esac

case $DIFF3_BIN in
'')
case $rcs_cv_prog_diff3_bin in
'') DIFF3_BIN=0;;
?*) DIFF3_BIN=1;;
esac
;;
esac

# Clean up simple `diff' test.
rm -f conftest*

# Extract the first word of "ed", so it can be a program name with args.
set dummy ed; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
if eval "test \"`echo '$''{'ac_cv_path_ED'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
case "$ED" in
/*)
ac_cv_path_ED="$ED" # Let the user override the test with a path.
;;
*)
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
ac_cv_path_ED="$ac_dir/$ac_word"
break
fi
done
IFS="$ac_save_ifs"
test -z "$ac_cv_path_ED" && ac_cv_path_ED="ed"
;;
esac
fi
ED="$ac_cv_path_ED"
if test -n "$ED"; then
echo "$ac_t""$ED" 1>&6
else
echo "$ac_t""no" 1>&6
fi

ac_save_path=$PATH
PATH=/usr/lib:/usr/bin:/bin:/usr/sbin:/sbin:$PATH
for ac_prog in sendmail mail mailx
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
if eval "test \"`echo '$''{'ac_cv_path_SENDMAIL'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
case "$SENDMAIL" in
/*)
ac_cv_path_SENDMAIL="$SENDMAIL" # Let the user override the test with a path.
;;
*)
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
ac_cv_path_SENDMAIL="$ac_dir/$ac_word"
break
fi
done
IFS="$ac_save_ifs"
;;
esac
fi
SENDMAIL="$ac_cv_path_SENDMAIL"
if test -n "$SENDMAIL"; then
echo "$ac_t""$SENDMAIL" 1>&6
else
echo "$ac_t""no" 1>&6
fi

test -n "$SENDMAIL" && break
done

PATH=$ac_save_path
case $SENDMAIL in
?*) SENDMAIL=\"$SENDMAIL\"
esac

# Use the GNU pic -n option if available; it avoids GNU extensions,
# which is need for proper operation to generate a portable man page.
# Similarly, if using traditional pic, use its -D option.
for ac_prog in "pic -n" "gpic -n" "pic -D" "pic"
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
if eval "test \"`echo '$''{'ac_cv_prog_PIC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test -n "$PIC"; then
ac_cv_prog_PIC="$PIC" # Let the user override the test.
else
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
ac_cv_prog_PIC="$ac_prog"
break
fi
done
IFS="$ac_save_ifs"
fi
fi
PIC="$ac_cv_prog_PIC"
if test -n "$PIC"; then
echo "$ac_t""$PIC" 1>&6
else
echo "$ac_t""no" 1>&6
fi

test -n "$PIC" && break
done
test -n "$PIC" || PIC="pic"

# Extract the first word of "gcc", so it can be a program name with args.
set dummy gcc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test -n "$CC"; then
ac_cv_prog_CC="$CC" # Let the user override the test.
else
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
ac_cv_prog_CC="gcc"
break
fi
done
IFS="$ac_save_ifs"
test -z "$ac_cv_prog_CC" && ac_cv_prog_CC="cc"
fi
fi
CC="$ac_cv_prog_CC"
if test -n "$CC"; then
echo "$ac_t""$CC" 1>&6
else
echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.c <<EOF
#ifdef __GNUC__
yes;
#endif
EOF
if ${CC-cc} -E conftest.c 2>&5 | egrep yes >/dev/null 2>&1; then
ac_cv_prog_gcc=yes
else
ac_cv_prog_gcc=no
fi
fi
echo "$ac_t""$ac_cv_prog_gcc" 1>&6
if test $ac_cv_prog_gcc = yes; then
GCC=yes
if test "${CFLAGS+set}" != set; then
echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
if eval "test \"`echo '$''{'ac_cv_prog_gcc_g'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
ac_cv_prog_gcc_g=yes
else
ac_cv_prog_gcc_g=no
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_prog_gcc_g" 1>&6
if test $ac_cv_prog_gcc_g = yes; then
CFLAGS="-g -O"
else
CFLAGS="-O"
fi
fi
else
GCC=
test "${CFLAGS+set}" = set || CFLAGS="-g"
fi

ac_aux_dir=
for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
if test -f $ac_dir/install-sh; then
ac_aux_dir=$ac_dir
ac_install_sh="$ac_aux_dir/install-sh -c"
break
elif test -f $ac_dir/install.sh; then
ac_aux_dir=$ac_dir
ac_install_sh="$ac_aux_dir/install.sh -c"
break
fi
done
if test -z "$ac_aux_dir"; then
{ echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
fi
ac_config_guess=$ac_aux_dir/config.guess
ac_config_sub=$ac_aux_dir/config.sub
ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.

# Find a good install program. We prefer a C program (faster),
# so one script is as good as another. But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AFS /usr/afsws/bin/install, which mishandles nonexistent args
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
if test -z "$INSTALL"; then
if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
# Account for people who put trailing slashes in PATH elements.
case "$ac_dir/" in
/|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
*)
# OSF1 and SCO ODT 3.0 have their own names for install.
for ac_prog in ginstall installbsd scoinst install; do
if test -f $ac_dir/$ac_prog; then
if test $ac_prog = install &&
grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
# AIX install. It has an incompatible calling convention.
# OSF/1 installbsd also uses dspmsg, but is usable.
:
else
ac_cv_path_install="$ac_dir/$ac_prog -c"
break 2
fi
fi
done
;;
esac
done
IFS="$ac_save_ifs"
# As a last resort, use the slow shell script.
test -z "$ac_cv_path_install" && ac_cv_path_install="$ac_install_sh"
fi
INSTALL="$ac_cv_path_install"
fi
echo "$ac_t""$INSTALL" 1>&6

# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
# It thinks the first close brace ends the variable substitution.
test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'

test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'

echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
set dummy ${MAKE-make}; ac_make=$2
if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftestmake <<\EOF
all:
@echo 'ac_maketemp="${MAKE}"'
EOF
# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
eval `${MAKE-make} -f conftestmake 2>/dev/null | grep temp=`
if test -n "$ac_maketemp"; then
eval ac_cv_prog_make_${ac_make}_set=yes
else
eval ac_cv_prog_make_${ac_make}_set=no
fi
rm -f conftestmake
fi
if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
echo "$ac_t""yes" 1>&6
SET_MAKE=
else
echo "$ac_t""no" 1>&6
SET_MAKE="MAKE=${MAKE-make}"
fi

trap '' 1 2 15
cat > confcache <<\EOF
# This file is a shell script that caches the results of configure
# tests run on this system so they can be shared between configure
# scripts and configure runs. It is not useful on other systems.
# If it contains results you don't want to keep, you may remove or edit it.
#
# By default, configure uses ./config.cache as the cache file,
# creating it if it does not exist already. You can give configure
# the --cache-file=FILE option to use a different cache file; that is
# what configure does when it calls configure scripts in
# subdirectories, so they share the cache.
# Giving --cache-file=/dev/null disables caching, for debugging configure.
# config.status only pays attention to the cache file if you give it the
# --recheck option to rerun configure.
#
EOF
# Ultrix sh set writes to stderr and can't be redirected directly,
# and sets the high bit in the cache file unless we assign to the vars.
(set) 2>&1 |
sed -n "s/^$[a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*$=$.*$/\1=\${\1='\2'}/p" \
>> confcache
if cmp -s $cache_file confcache; then
:
else
if test -w $cache_file; then
echo "updating cache $cache_file"
cat confcache > $cache_file
else
echo "not updating unwritable cache $cache_file"
fi
fi
rm -f confcache

trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15

test "x$prefix" = xNONE && prefix=$ac_default_prefix
# Let make expand exec_prefix.
test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'

# Any assignment to VPATH causes Sun make to only execute
# the first set of double-colon rules, so remove it if not needed.
# If there is a colon in the path, we need to keep it.
if test "x$srcdir" = x.; then
ac_vpsub='/^[ ]*VPATH[ ]*=[^:]*$/d'
fi

trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15

# Transform confdefs.h into DEFS.
# Protect against shell expansion while executing Makefile rules.
# Protect against Makefile macro expansion.
cat > conftest.defs <<\EOF
s%#define $[A-Za-z_][A-Za-z0-9_]*$ $.*$%-D\1=\2%g
s%[ `~#$^&*(){}\\|;'"<>?]%\\&%g
s%\[%\\&%g
s%\]%\\&%g
s%\$%$$%g
EOF
DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '`
rm -f conftest.defs

# Without the "./", some shells look in PATH for config.status.
: ${CONFIG_STATUS=./config.status}

echo creating $CONFIG_STATUS
rm -f $CONFIG_STATUS
cat > $CONFIG_STATUS <<EOF
#! /bin/sh
# Generated automatically by configure.
# Run this file to recreate the current configuration.
# This directory was configured as follows,
# on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
#
# $0 $ac_configure_args
#
# Compiler output produced by configure, useful for debugging
# configure, is in ./config.log if it exists.

ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
for ac_option
do
case "\$ac_option" in
-recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
-version | --version | --versio | --versi | --vers | --ver | --ve | --v)
echo "$CONFIG_STATUS generated by autoconf version 2.4"
exit 0 ;;
-help | --help | --hel | --he | --h)
echo "\$ac_cs_usage"; exit 0 ;;
*) echo "\$ac_cs_usage"; exit 1 ;;
esac
done

ac_given_srcdir=$srcdir
ac_given_INSTALL="$INSTALL"

trap 'rm -fr `echo "Makefile man/Makefile src/Makefile" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15

# Protect against being on the right side of a sed subst in config.status.
sed 's/%@/@@/; s/@%/@@/; s/%g$/@g/; /@g$/s/[\\\\&%]/\\\\&/g;
s/@@/%@/; s/@@/@%/; s/@g$/%g/' > conftest.subs <<\CEOF
$ac_vpsub
$extrasub
s%@CFLAGS@%$CFLAGS%g
s%@CPPFLAGS@%$CPPFLAGS%g
s%@CXXFLAGS@%$CXXFLAGS%g
s%@DEFS@%$DEFS%g
s%@LDFLAGS@%$LDFLAGS%g
s%@LIBS@%$LIBS%g
s%@exec_prefix@%$exec_prefix%g
s%@prefix@%$prefix%g
s%@program_transform_name@%$program_transform_name%g
s%@DIFF@%$DIFF%g
s%@DIFF_SUCCESS@%$DIFF_SUCCESS%g
s%@DIFF_FAILURE@%$DIFF_FAILURE%g
s%@DIFF_TROUBLE@%$DIFF_TROUBLE%g
s%@DIFFFLAGS@%$DIFFFLAGS%g
s%@DIFF_L@%$DIFF_L%g
s%@DIFF3@%$DIFF3%g
s%@DIFF3_BIN@%$DIFF3_BIN%g
s%@ED@%$ED%g
s%@SENDMAIL@%$SENDMAIL%g
s%@PIC@%$PIC%g
s%@CC@%$CC%g
s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@SET_MAKE@%$SET_MAKE%g

CEOF
EOF
cat >> $CONFIG_STATUS <<EOF

CONFIG_FILES=\${CONFIG_FILES-"Makefile man/Makefile src/Makefile"}
EOF
cat >> $CONFIG_STATUS <<\EOF
for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
# Support "outfile[:infile]", defaulting infile="outfile.in".
case "$ac_file" in
*:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
*) ac_file_in="${ac_file}.in" ;;
esac

# Adjust relative srcdir, etc. for subdirectories.

# Remove last slash and all that follows it. Not all systems have dirname.
ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
# The file is in a subdirectory.
test ! -d "$ac_dir" && mkdir "$ac_dir"
ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
# A "../" for each directory in $ac_dir_suffix.
ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
else
ac_dir_suffix= ac_dots=
fi

case "$ac_given_srcdir" in
.) srcdir=.
if test -z "$ac_dots"; then top_srcdir=.
else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
/*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
*) # Relative path.
srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
top_srcdir="$ac_dots$ac_given_srcdir" ;;
esac

case "$ac_given_INSTALL" in
[/$]*) INSTALL="$ac_given_INSTALL" ;;
*) INSTALL="$ac_dots$ac_given_INSTALL" ;;
esac
echo creating "$ac_file"
rm -f "$ac_file"
configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
case "$ac_file" in
*Makefile*) ac_comsub="1i\\
# $configure_input" ;;
*) ac_comsub= ;;
esac
sed -e "$ac_comsub
s%@configure_input@%$configure_input%g
s%@srcdir@%$srcdir%g
s%@top_srcdir@%$top_srcdir%g
s%@INSTALL@%$INSTALL%g
" -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
fi; done
rm -f conftest.subs

exit 0
EOF
chmod +x $CONFIG_STATUS
rm -fr confdefs* $ac_clean_files
test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1