#!/bin/sh
# Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf.
# Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

# Usage: configure [--srcdir=DIR] [--host=HOST] [--gas] [--nfp]
#        [--prefix=PREFIX] [--exec-prefix=PREFIX] [--with-PACKAGE[=VALUE]]
# Ignores all args except --srcdir, --prefix, --exec-prefix, and
# --with-PACKAGE[=VALUE] unless this script has special code to handle it.

for arg
do
  # Handle --exec-prefix with a space before the argument.
  if test x$next_exec_prefix = xyes; then exec_prefix=$arg; next_exec_prefix=
  # Handle --host with a space before the argument.
  elif test x$next_host = xyes; then next_host=
  # Handle --prefix with a space before the argument.
  elif test x$next_prefix = xyes; then prefix=$arg; next_prefix=
  # Handle --srcdir with a space before the argument.
  elif test x$next_srcdir = xyes; then srcdir=$arg; next_srcdir=
  else
    case $arg in
     # For backward compatibility, recognize -exec-prefix and --exec_prefix.
     -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* | --exec=* | --exe=* | --ex=* | --e=*)
	exec_prefix=`echo $arg | sed 's/[-a-z_]*=//'` ;;
     -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- | --exec | --exe | --ex | --e)
	next_exec_prefix=yes ;;

     -gas | --gas | --ga | --g) ;;

     -host=* | --host=* | --hos=* | --ho=* | --h=*) ;;
     -host | --host | --hos | --ho | --h)
	next_host=yes ;;

     -nfp | --nfp | --nf) ;;

     -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
	prefix=`echo $arg | sed 's/[-a-z_]*=//'` ;;
     -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
	next_prefix=yes ;;

     -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=* | --s=*)
	srcdir=`echo $arg | sed 's/[-a-z_]*=//'` ;;
     -srcdir | --srcdir | --srcdi | --srcd | --src | --sr | --s)
	next_srcdir=yes ;;

     -with-* | --with-*)
       package=`echo $arg|sed -e 's/-*with-//' -e 's/=.*//'`
       # Reject names that aren't valid shell variable names.
       if test -n "`echo $package| sed 's/[-a-zA-Z0-9_]//g'`"; then
         echo "configure: $package: invalid package name" >&2; exit 1
       fi
       package=`echo $package| sed 's/-/_/g'`
       case "$arg" in
         *=*) val="`echo $arg|sed 's/[^=]*=//'`" ;;
         *) val=1 ;;
       esac
       eval "with_$package='$val'" ;;

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

     *) ;;
    esac
  fi
done

trap 'rm -fr conftest* confdefs* core; exit 1' 1 3 15
trap 'rm -f confdefs*' 0

# NLS nuisances.
# 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

rm -f conftest* confdefs.h
# AIX cpp loses on an empty file, so make sure it contains at least a newline.
echo > confdefs.h
compile='${CC-cc} $CFLAGS conftest.c -o conftest $LIBS >/dev/null 2>&1'

# 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.
unique_file=Include/object.h

# Find the source files, if location was not specified.
if test -z "$srcdir"; then
  srcdirdefaulted=yes
  # Try the directory containing this script, then `..'.
  prog=$0
  confdir=`echo $prog|sed 's%/[^/][^/]*$%%'`
  test "X$confdir" = "X$prog" && confdir=.
  srcdir=$confdir
  if test ! -r $srcdir/$unique_file; then
    srcdir=..
  fi
fi
if test ! -r $srcdir/$unique_file; then
  if test x$srcdirdefaulted = xyes; then
    echo "configure: Can not find sources in \`${confdir}' or \`..'." 1>&2
  else
    echo "configure: Can not find sources in \`${srcdir}'." 1>&2
  fi
  exit 1
fi
# Preserve a srcdir of `.' to avoid automounter screwups with pwd.
# But we can't avoid them for `..', to make subdirectories work.
case $srcdir in
  .|/*|~*) ;;
  *) srcdir=`cd $srcdir; pwd` ;; # Make relative path absolute.
esac


# Save the original args to write them into config.status later.
configure_args="$*"


# checks for alternative programs
if test -z "$CC"; then
  # Extract the first word of `gcc', so it can be a program name with args.
  set dummy gcc; word=$2
  echo checking for $word
  IFS="${IFS= 	}"; saveifs="$IFS"; IFS="${IFS}:"
  for dir in $PATH; do
    test -z "$dir" && dir=.
    if test -f $dir/$word; then
      CC="gcc"
      break
    fi
  done
  IFS="$saveifs"
fi
test -z "$CC" && CC="cc"
test -n "$CC" && test -n "$verbose" && echo "	setting CC to $CC"

# Find out if we are using GNU C, under whatever name.
cat > conftest.c <<EOF
#ifdef __GNUC__
  yes
#endif
EOF
${CC-cc} -E conftest.c > conftest.out 2>&1
if egrep yes conftest.out >/dev/null 2>&1; then
  GCC=1 # For later tests.
fi
rm -f conftest*

if test -z "$RANLIB"; then
  # Extract the first word of `ranlib', so it can be a program name with args.
  set dummy ranlib; word=$2
  echo checking for $word
  IFS="${IFS= 	}"; saveifs="$IFS"; IFS="${IFS}:"
  for dir in $PATH; do
    test -z "$dir" && dir=.
    if test -f $dir/$word; then
      RANLIB="ranlib"
      break
    fi
  done
  IFS="$saveifs"
fi
test -z "$RANLIB" && RANLIB=":"
test -n "$RANLIB" && test -n "$verbose" && echo "	setting RANLIB to $RANLIB"


# checks for UNIX variants that set C preprocessor variables
echo checking for AIX
echo checking how to run the C preprocessor
if test -z "$CPP"; then
  # This must be in double quotes, not single quotes, because CPP may get
  # substituted into the Makefile and ``${CC-cc}'' will simply confuse
  # make.  It must be expanded now.
  CPP="${CC-cc} -E"
  cat > conftest.c <<EOF
#include "confdefs.h"
#include <stdio.h>
Syntax Error
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
  :
else
  rm -rf conftest*
  CPP=/lib/cpp
fi
rm -f conftest*
fi
test ".${verbose}" != "." && echo "	setting CPP to $CPP"

cat > conftest.c <<EOF
#include "confdefs.h"
#ifdef _AIX
  yes
#endif

EOF
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "yes" conftest.out >/dev/null 2>&1; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining _ALL_SOURCE"
echo "#define" _ALL_SOURCE 1 >> confdefs.h
DEFS="$DEFS -D_ALL_SOURCE=1"
}


fi
rm -f conftest*


echo checking for POSIXized ISC
if test -d /etc/conf/kconfig.d &&
  grep _POSIX_VERSION /usr/include/sys/unistd.h >/dev/null 2>&1
then
  ISC=1 # If later tests want to check for ISC.
  
{
test -n "$verbose" && \
echo "	defining _POSIX_SOURCE"
echo "#define" _POSIX_SOURCE 1 >> confdefs.h
DEFS="$DEFS -D_POSIX_SOURCE=1"
}

  if test -n "$GCC"; then
    CC="$CC -posix"
  else
    CC="$CC -Xp"
  fi
fi

echo checking for minix/config.h
cat > conftest.c <<EOF
#include "confdefs.h"
#include <minix/config.h>
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
  rm -rf conftest*
  MINIX=1

fi
rm -f conftest*

# The Minix shell can't assign to the same variable on the same line!
if test -n "$MINIX"; then
  
{
test -n "$verbose" && \
echo "	defining _POSIX_SOURCE"
echo "#define" _POSIX_SOURCE 1 >> confdefs.h
DEFS="$DEFS -D_POSIX_SOURCE=1"
}

  
{
test -n "$verbose" && \
echo "	defining" _POSIX_1_SOURCE to be 2
echo "#define" _POSIX_1_SOURCE 2 >> confdefs.h
DEFS="$DEFS -D_POSIX_1_SOURCE=2"
}

  
{
test -n "$verbose" && \
echo "	defining _MINIX"
echo "#define" _MINIX 1 >> confdefs.h
DEFS="$DEFS -D_MINIX=1"
}

fi

LIBS_save="${LIBS}"
LIBS="${LIBS} -lseq"
have_lib=""
echo checking for -lseq
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { main(); }
EOF
if eval $compile; then
  rm -rf conftest*
  have_lib="1"

fi
rm -f conftest*
LIBS="${LIBS_save}"
if test -n "${have_lib}"; then
   :; LIBS="$LIBS -lseq"
else
   :; 
fi



# checks for header files
echo checking for ANSI C header files
cat > conftest.c <<EOF
#include "confdefs.h"
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <float.h>
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
  rm -rf conftest*
  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
echo '#include "confdefs.h"
#include <string.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "memchr" conftest.out >/dev/null 2>&1; then
  rm -rf conftest*
  # SGI's /bin/cc from Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
cat > conftest.c <<EOF
#include "confdefs.h"
#include <ctype.h>
#define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
#define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
#define XOR(e,f) (((e) && !(f)) || (!(e) && (f)))
int main () { int i; for (i = 0; i < 256; i++)
if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
exit (0); }

EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  
{
test -n "$verbose" && \
echo "	defining STDC_HEADERS"
echo "#define" STDC_HEADERS 1 >> confdefs.h
DEFS="$DEFS -DSTDC_HEADERS=1"
}


fi
rm -fr conftest*

fi
rm -f conftest*


fi
rm -f conftest*

for hdr in dlfcn.h signal.h stdarg.h unistd.h utime.h sys/param.h sys/select.h sys/times.h sys/utsname.h
do
trhdr=HAVE_`echo $hdr | tr '[a-z]./' '[A-Z]__'`
echo checking for ${hdr}
cat > conftest.c <<EOF
#include "confdefs.h"
#include <${hdr}>
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining ${trhdr}"
echo "#define" ${trhdr} 1 >> confdefs.h
DEFS="$DEFS -D${trhdr}=1"
}


fi
rm -f conftest*
done

echo checking for directory library header
dirheader=
if test -z "$dirheader"; then
  echo checking for dirent.h
cat > conftest.c <<EOF
#include "confdefs.h"
#include <sys/types.h>
#include <dirent.h>
int main() { exit(0); }
int t() { DIR *dirp = 0; }
EOF
if eval $compile; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining DIRENT"
echo "#define" DIRENT 1 >> confdefs.h
DEFS="$DEFS -DDIRENT=1"
}
 dirheader=dirent.h

fi
rm -f conftest*
fi
if test -z "$dirheader"; then
  echo checking for sys/ndir.h
cat > conftest.c <<EOF
#include "confdefs.h"
#include <sys/types.h>
#include <sys/ndir.h>
int main() { exit(0); }
int t() { DIR *dirp = 0; }
EOF
if eval $compile; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining SYSNDIR"
echo "#define" SYSNDIR 1 >> confdefs.h
DEFS="$DEFS -DSYSNDIR=1"
}
 dirheader=sys/ndir.h

fi
rm -f conftest*
fi
if test -z "$dirheader"; then
  echo checking for sys/dir.h
cat > conftest.c <<EOF
#include "confdefs.h"
#include <sys/types.h>
#include <sys/dir.h>
int main() { exit(0); }
int t() { DIR *dirp = 0; }
EOF
if eval $compile; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining SYSDIR"
echo "#define" SYSDIR 1 >> confdefs.h
DEFS="$DEFS -DSYSDIR=1"
}
 dirheader=sys/dir.h

fi
rm -f conftest*
fi
if test -z "$dirheader"; then
  echo checking for ndir.h
cat > conftest.c <<EOF
#include "confdefs.h"
#include <sys/types.h>
#include <ndir.h>
int main() { exit(0); }
int t() { DIR *dirp = 0; }
EOF
if eval $compile; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining NDIR"
echo "#define" NDIR 1 >> confdefs.h
DEFS="$DEFS -DNDIR=1"
}
 dirheader=ndir.h

fi
rm -f conftest*
fi

echo checking for closedir return value
cat > conftest.c <<EOF
#include "confdefs.h"
#include <sys/types.h>
#include <$dirheader>
int closedir(); main() { exit(closedir(opendir(".")) != 0); }
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  :
else
  
{
test -n "$verbose" && \
echo "	defining VOID_CLOSEDIR"
echo "#define" VOID_CLOSEDIR 1 >> confdefs.h
DEFS="$DEFS -DVOID_CLOSEDIR=1"
}

fi
rm -fr conftest*


# checks for typedefs
echo checking for uid_t in sys/types.h
echo '#include "confdefs.h"
#include <sys/types.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "uid_t" conftest.out >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining" uid_t to be int
echo "#define" uid_t int >> confdefs.h
DEFS="$DEFS -Duid_t=int"
}
 
{
test -n "$verbose" && \
echo "	defining" gid_t to be int
echo "#define" gid_t int >> confdefs.h
DEFS="$DEFS -Dgid_t=int"
}

fi
rm -f conftest*

echo checking for type of array argument to getgroups
prog='/* Thanks to Mike Rendell for this test.  */
#include <sys/types.h>
#define NGID 256
#undef MAX
#define MAX(x,y) ((x) > (y) ? (x) : (y))
main()
{
  gid_t gidset[NGID];
  int i, n;
  union { gid_t gval; long lval; }  val;

  val.lval = -1;
  for (i = 0; i < NGID; i++)
    gidset[i] = val.gval;
  n = getgroups (sizeof (gidset) / MAX (sizeof (int), sizeof (gid_t)) - 1,
                 gidset);
  /* Exit non-zero if getgroups seems to require an array of ints.  This
     happens when gid_t is short but getgroups modifies an array of ints.  */
  exit ((n > 0 && gidset[n] != val.gval) ? 1 : 0);
}'
cat > conftest.c <<EOF
#include "confdefs.h"
$prog
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  
{
test -n "$verbose" && \
echo "	defining" GETGROUPS_T to be gid_t
echo "#define" GETGROUPS_T gid_t >> confdefs.h
DEFS="$DEFS -DGETGROUPS_T=gid_t"
}


else
  
{
test -n "$verbose" && \
echo "	defining" GETGROUPS_T to be int
echo "#define" GETGROUPS_T int >> confdefs.h
DEFS="$DEFS -DGETGROUPS_T=int"
}

fi
rm -fr conftest*

echo checking for mode_t in sys/types.h
echo '#include "confdefs.h"
#include <sys/types.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "mode_t" conftest.out >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining" mode_t to be int
echo "#define" mode_t int >> confdefs.h
DEFS="$DEFS -Dmode_t=int"
}

fi
rm -f conftest*

echo checking for off_t in sys/types.h
echo '#include "confdefs.h"
#include <sys/types.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "off_t" conftest.out >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining" off_t to be long
echo "#define" off_t long >> confdefs.h
DEFS="$DEFS -Doff_t=long"
}

fi
rm -f conftest*

echo checking for pid_t in sys/types.h
echo '#include "confdefs.h"
#include <sys/types.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "pid_t" conftest.out >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining" pid_t to be int
echo "#define" pid_t int >> confdefs.h
DEFS="$DEFS -Dpid_t=int"
}

fi
rm -f conftest*

echo checking for return type of signal handlers
cat > conftest.c <<EOF
#include "confdefs.h"
#include <sys/types.h>
#include <signal.h>
#ifdef signal
#undef signal
#endif
extern void (*signal ()) ();
int main() { exit(0); }
int t() { int i; }
EOF
if eval $compile; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining" RETSIGTYPE to be void
echo "#define" RETSIGTYPE void >> confdefs.h
DEFS="$DEFS -DRETSIGTYPE=void"
}


else
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining" RETSIGTYPE to be int
echo "#define" RETSIGTYPE int >> confdefs.h
DEFS="$DEFS -DRETSIGTYPE=int"
}

fi
rm -f conftest*


echo checking for size_t in sys/types.h
echo '#include "confdefs.h"
#include <sys/types.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "size_t" conftest.out >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining" size_t to be unsigned
echo "#define" size_t unsigned >> confdefs.h
DEFS="$DEFS -Dsize_t=unsigned"
}

fi
rm -f conftest*

echo checking for uid_t in sys/types.h
echo '#include "confdefs.h"
#include <sys/types.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "uid_t" conftest.out >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining" uid_t to be int
echo "#define" uid_t int >> confdefs.h
DEFS="$DEFS -Duid_t=int"
}
 
{
test -n "$verbose" && \
echo "	defining" gid_t to be int
echo "#define" gid_t int >> confdefs.h
DEFS="$DEFS -Dgid_t=int"
}

fi
rm -f conftest*


# checks for libraries
LIBS_save="${LIBS}"
LIBS="${LIBS} -ldl"
have_lib=""
echo checking for -ldl
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { main(); }
EOF
if eval $compile; then
  rm -rf conftest*
  have_lib="1"

fi
rm -f conftest*
LIBS="${LIBS_save}"
if test -n "${have_lib}"; then
   
{
test -n "$verbose" && \
echo "	defining HAVE_LIBDL"
echo "#define" HAVE_LIBDL 1 >> confdefs.h
DEFS="$DEFS -DHAVE_LIBDL=1"
}

   LIBS="${LIBS} -ldl"
fi

LIBS="${LIBS} -L${READLINESRC-${PWD-${CWD-`pwd`}}/readline}"
LIBS_save="${LIBS}"
LIBS="${LIBS} -lreadline"
have_lib=""
echo checking for -lreadline
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { main(); }
EOF
if eval $compile; then
  rm -rf conftest*
  have_lib="1"

fi
rm -f conftest*
LIBS="${LIBS_save}"
if test -n "${have_lib}"; then
   
{
test -n "$verbose" && \
echo "	defining HAVE_LIBREADLINE"
echo "#define" HAVE_LIBREADLINE 1 >> confdefs.h
DEFS="$DEFS -DHAVE_LIBREADLINE=1"
}

   LIBS="${LIBS} -lreadline"
fi

if test -n "${have_lib}"; then
LIBS_save="${LIBS}"
LIBS="${LIBS} -ltermcap"
have_lib=""
echo checking for -ltermcap
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { main(); }
EOF
if eval $compile; then
  rm -rf conftest*
  have_lib="1"

fi
rm -f conftest*
LIBS="${LIBS_save}"
if test -n "${have_lib}"; then
   
{
test -n "$verbose" && \
echo "	defining HAVE_LIBTERMCAP"
echo "#define" HAVE_LIBTERMCAP 1 >> confdefs.h
DEFS="$DEFS -DHAVE_LIBTERMCAP=1"
}

   LIBS="${LIBS} -ltermcap"
fi

fi

# Check for IRIX or SOLARIS thread interface
LIBS_save="${LIBS}"
LIBS="${LIBS} -lmpc"
have_lib=""
echo checking for -lmpc
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { main(); }
EOF
if eval $compile; then
  rm -rf conftest*
  have_lib="1"

fi
rm -f conftest*
LIBS="${LIBS_save}"
if test -n "${have_lib}"; then
   
{
test -n "$verbose" && \
echo "	defining HAVE_LIBMPC"
echo "#define" HAVE_LIBMPC 1 >> confdefs.h
DEFS="$DEFS -DHAVE_LIBMPC=1"
}

   LIBS="${LIBS} -lmpc"
fi

if test -n "${have_lib}"; then
DEFS="${DEFS} -DUSE_THREAD"
LIBOBJS="${LIBOBJS} thread.o"
fi

LIBS_save="${LIBS}"
LIBS="${LIBS} -lthread"
have_lib=""
echo checking for -lthread
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { main(); }
EOF
if eval $compile; then
  rm -rf conftest*
  have_lib="1"

fi
rm -f conftest*
LIBS="${LIBS_save}"
if test -n "${have_lib}"; then
   
{
test -n "$verbose" && \
echo "	defining HAVE_LIBTHREAD"
echo "#define" HAVE_LIBTHREAD 1 >> confdefs.h
DEFS="$DEFS -DHAVE_LIBTHREAD=1"
}

   LIBS="${LIBS} -lthread"
fi

if test -n "${have_lib}"; then
DEFS="${DEFS} -DUSE_THREAD"
LIBOBJS="${LIBOBJS} thread.o"
fi

# checks for library functions
for func in clock ftime gettimeofday getpgrp getwd lstat readlink readline select setsid setpgid setpgrp siginterrupt symlink tcgetpgrp tcsetpgrp times uname waitpid
do
trfunc=HAVE_`echo $func | tr '[a-z]' '[A-Z]'`
echo checking for ${func}
cat > conftest.c <<EOF
#include "confdefs.h"
#include <ctype.h>
int main() { exit(0); }
int t() { 
/* The GNU C library defines this for functions which it implements
    to always fail with ENOSYS.  Some functions are actually named
    something starting with __ and the normal name is an alias.  */
#if defined (__stub_${func}) || defined (__stub___${func})
choke me
#else
/* Override any gcc2 internal prototype to avoid an error.  */
extern char ${func}(); ${func}();
#endif
 }
EOF
if eval $compile; then
  rm -rf conftest*
  {
test -n "$verbose" && \
echo "	defining ${trfunc}"
echo "#define" ${trfunc} 1 >> confdefs.h
DEFS="$DEFS -D${trfunc}=1"
}


fi
rm -f conftest*
done

for func in dup2 getcwd strerror strtoul strtod memmove
do
echo checking for ${func}
cat > conftest.c <<EOF
#include "confdefs.h"
#include <ctype.h>
int main() { exit(0); }
int t() { 
/* The GNU C library defines this for functions which it implements
    to always fail with ENOSYS.  Some functions are actually named
    something starting with __ and the normal name is an alias.  */
#if defined (__stub_${func}) || defined (__stub___${func})
choke me
#else
/* Override any gcc2 internal prototype to avoid an error.  */
extern char ${func}(); ${func}();
#endif
 }
EOF
if eval $compile; then
  :
else
  rm -rf conftest*
  LIBOBJS="$LIBOBJS ${func}.o"
test -n "$verbose" && echo "	using ${func}.o instead"
fi
rm -f conftest*

done

echo checking for getpgrp
cat > conftest.c <<EOF
#include "confdefs.h"
#include <ctype.h>
int main() { exit(0); }
int t() { 
/* The GNU C library defines this for functions which it implements
    to always fail with ENOSYS.  Some functions are actually named
    something starting with __ and the normal name is an alias.  */
#if defined (__stub_getpgrp) || defined (__stub___getpgrp)
choke me
#else
/* Override any gcc2 internal prototype to avoid an error.  */
extern char getpgrp(); getpgrp();
#endif
 }
EOF
if eval $compile; then
  rm -rf conftest*
  echo checking for argument to getpgrp
cat > conftest.c <<EOF
#include "confdefs.h"
#include <unistd.h>
int main() { exit(0); }
int t() { getpgrp(0); }
EOF
if eval $compile; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining GETPGRP_HAVE_ARG"
echo "#define" GETPGRP_HAVE_ARG 1 >> confdefs.h
DEFS="$DEFS -DGETPGRP_HAVE_ARG=1"
}


fi
rm -f conftest*


fi
rm -f conftest*


# checks for structures
echo checking for whether time.h and sys/time.h may both be included
cat > conftest.c <<EOF
#include "confdefs.h"
#include <sys/types.h>
#include <sys/time.h>
#include <time.h>
int main() { exit(0); }
int t() { struct tm *tp; }
EOF
if eval $compile; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining TIME_WITH_SYS_TIME"
echo "#define" TIME_WITH_SYS_TIME 1 >> confdefs.h
DEFS="$DEFS -DTIME_WITH_SYS_TIME=1"
}


fi
rm -f conftest*

echo checking for struct tm in time.h
cat > conftest.c <<EOF
#include "confdefs.h"
#include <sys/types.h>
#include <time.h>
int main() { exit(0); }
int t() { struct tm *tp; tp->tm_sec; }
EOF
if eval $compile; then
  :
else
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining TM_IN_SYS_TIME"
echo "#define" TM_IN_SYS_TIME 1 >> confdefs.h
DEFS="$DEFS -DTM_IN_SYS_TIME=1"
}

fi
rm -f conftest*

decl='#include <sys/types.h>
'
case "$DEFS" in
  *TM_IN_SYS_TIME*) decl="$decl
#include <sys/time.h>
" ;;
  *) decl="$decl
#include <time.h>
" ;;
esac
echo checking for tm_zone in struct tm
cat > conftest.c <<EOF
#include "confdefs.h"
$decl
int main() { exit(0); }
int t() { struct tm tm; tm.tm_zone; }
EOF
if eval $compile; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining HAVE_TM_ZONE"
echo "#define" HAVE_TM_ZONE 1 >> confdefs.h
DEFS="$DEFS -DHAVE_TM_ZONE=1"
}


else
  rm -rf conftest*
  no_tm_zone=1
fi
rm -f conftest*

if test -n "$no_tm_zone"; then
echo checking for tzname
cat > conftest.c <<EOF
#include "confdefs.h"
#include <time.h>
#ifndef tzname /* For SGI.  */
extern char *tzname[]; /* RS6000 and others want it this way.  */
#endif
int main() { exit(0); }
int t() { atoi(*tzname); }
EOF
if eval $compile; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining HAVE_TZNAME"
echo "#define" HAVE_TZNAME 1 >> confdefs.h
DEFS="$DEFS -DHAVE_TZNAME=1"
}


fi
rm -f conftest*

fi


# checks for compiler characteristics
prog='/* Ultrix mips cc rejects this.  */
typedef int charset[2]; const charset x;
/* SunOS 4.1.1 cc rejects this.  */
char const *const *ccp;
char **p;
/* AIX XL C 1.02.0.0 rejects this.
   It does not let you subtract one const X* pointer from another in an arm
   of an if-expression whose if-part is not a constant expression */
const char *g = "string";
ccp = &g + (g ? g-g : 0);
/* HPUX 7.0 cc rejects these. */
++ccp;
p = (char**) ccp;
ccp = (char const *const *) p;
{ /* SCO 3.2v4 cc rejects this.  */
  char *t;
  char const *s = 0 ? (char *) 0 : (char const *) 0;

  *t++ = 0;
}
{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this.  */
  int x[] = {25,17};
  const int *foo = &x[0];
  ++foo;
}
{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
  typedef const int *iptr;
  iptr p = 0;
  ++p;
}
{ /* AIX XL C 1.02.0.0 rejects this saying
     "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
  struct s { int j; const int *ap[3]; };
  struct s *b; b->j = 5;
}
{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
  const int foo = 10;
}'
echo checking for lack of working const
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { $prog }
EOF
if eval $compile; then
  :
else
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining" const to be empty
echo "#define" const  >> confdefs.h
DEFS="$DEFS -Dconst="
}

fi
rm -f conftest*

echo checking for prototypes
cat > conftest.c <<EOF
#include "confdefs.h"
int foo(int x){return 0;} int main(){return foo(10);}
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  
{
test -n "$verbose" && \
echo "	defining HAVE_PROTOTYPES"
echo "#define" HAVE_PROTOTYPES 1 >> confdefs.h
DEFS="$DEFS -DHAVE_PROTOTYPES=1"
}
 have_prototypes=1

fi
rm -fr conftest*
if test "$have_prototypes"; then
echo checking for "bad exec* prototypes"
cat > conftest.c <<EOF
#include "confdefs.h"
#include <unistd.h>
int main() { exit(0); }
int t() { char *const*t;execve("@",t,t); }
EOF
if eval $compile; then
  :
else
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining BAD_EXEC_PROTOTYPES"
echo "#define" BAD_EXEC_PROTOTYPES 1 >> confdefs.h
DEFS="$DEFS -DBAD_EXEC_PROTOTYPES=1"
}

fi
rm -f conftest*

fi

# checks for system services
# (none yet)

# other checks for UNIX variants
LIBS_save="${LIBS}"
LIBS="${LIBS} -lsun"
have_lib=""
echo checking for -lsun
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { main(); }
EOF
if eval $compile; then
  rm -rf conftest*
  have_lib="1"

fi
rm -f conftest*
LIBS="${LIBS_save}"
if test -n "${have_lib}"; then
   :; LIBS="$LIBS -lsun"
else
   :; 
fi


echo checking for Xenix
cat > conftest.c <<EOF
#include "confdefs.h"
#if defined(M_XENIX) && !defined(M_UNIX)
  yes
#endif

EOF
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "yes" conftest.out >/dev/null 2>&1; then
  rm -rf conftest*
  XENIX=1

fi
rm -f conftest*

if test -n "$XENIX"; then
  LIBS="$LIBS -lx"
  case "$DEFS" in
  *SYSNDIR*) ;;
  *) LIBS="-ldir $LIBS" ;; # Make sure -ldir precedes any -lx.
  esac
fi


# generate output files
# Set default prefixes.
if test -n "$prefix"; then
  test -z "$exec_prefix" && exec_prefix='${prefix}'
  prsub="s%^prefix\\([ 	]*\\)=\\([ 	]*\\).*$%prefix\\1=\\2$prefix%"
fi
if test -n "$exec_prefix"; then
  prsub="$prsub
s%^exec_prefix\\([ 	]*\\)=\\([ 	]*\\).*$%exec_prefix\\1=\\2$exec_prefix%"
fi
# Quote sed substitution magic chars in DEFS.
cat >conftest.def <<EOF
$DEFS
EOF
escape_ampersand_and_backslash='s%[&\\]%\\&%g'
DEFS=`sed "$escape_ampersand_and_backslash" <conftest.def`
rm -f conftest.def
# Substitute for predefined variables.

trap 'rm -f config.status; exit 1' 1 3 15
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 $configure_args

for arg
do
  case "\$arg" in
    -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
    echo running \${CONFIG_SHELL-/bin/sh} $0 $configure_args
    exec \${CONFIG_SHELL-/bin/sh} $0 $configure_args ;;
    *) echo "Usage: config.status --recheck" 2>&1; exit 1 ;;
  esac
done

trap 'rm -f Objects/Makefile Parser/Makefile Python/Makefile; exit 1' 1 3 15
CC='$CC'
RANLIB='$RANLIB'
CPP='$CPP'
LIBOBJS='$LIBOBJS'
LIBS='$LIBS'
srcdir='$srcdir'
DEFS='$DEFS'
prefix='$prefix'
exec_prefix='$exec_prefix'
prsub='$prsub'
extrasub='$extrasub'
EOF
cat >> config.status <<\EOF

top_srcdir=$srcdir

CONFIG_FILES=${CONFIG_FILES-"Objects/Makefile Parser/Makefile Python/Makefile"}
for file in .. ${CONFIG_FILES}; do if test "x$file" != x..; then
  srcdir=$top_srcdir
  # Remove last slash and all that follows it.  Not all systems have dirname.
  dir=`echo $file|sed 's%/[^/][^/]*$%%'`
  if test "$dir" != "$file"; then
    test "$top_srcdir" != . && srcdir=$top_srcdir/$dir
    test ! -d $dir && mkdir $dir
  fi
  echo creating $file
  rm -f $file
  echo "# Generated automatically from `echo $file|sed 's|.*/||'`.in by configure." > $file
  sed -e "
$prsub
$extrasub
s%@CC@%$CC%g
s%@RANLIB@%$RANLIB%g
s%@CPP@%$CPP%g
s%@LIBOBJS@%$LIBOBJS%g
s%@LIBS@%$LIBS%g
s%@srcdir@%$srcdir%g
s%@DEFS@%$DEFS%
" $top_srcdir/${file}.in >> $file
fi; done


exit 0
EOF
chmod +x config.status
${CONFIG_SHELL-/bin/sh} config.status