cpython/configure

#!/bin/sh

# From configure.in Revision: 1.15 

# Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf version 2.0 
# 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="$ac_help
--without-gcc             never use gcc"
ac_help="$ac_help
--with-readline=DIRECTORY GNU readline"
ac_help="$ac_help
--with-thread[=DIRECTORY] make interpreter thread-safe"
ac_help="$ac_help
--with-sgi-dl=DIRECTORY   IRIX 4 dynamic linking"
ac_help="$ac_help
--with-dl-dld=DL_DIR,DLD_DIR  GNU dynamic linking"
ac_help="$ac_help
--with-libm=STRING        math library"
ac_help="$ac_help
--with-libc=STRING        C library"

# Omit some internal or obsolete options to make the list less imposing.
ac_usage="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"

# 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)
    cat << EOF
$ac_usage
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 2.0"
    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 $ac_clean_files; exit 1' 1 2 15

# File descriptor usage:
# 0 unused; standard input
# 1 file creation
# 2 errors and warnings
# 3 unused; some systems may open it to /dev/tty
# 4 checking for... messages and results
# 5 compiler messages saved in config.log
if test "$silent" = yes; then
  exec 4>/dev/null
else
  exec 4>&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=Include/object.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} $CFLAGS $CPPFLAGS conftest.$ac_ext -c 1>&5 2>&5'
ac_link='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext -o conftest $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 ghazi@caip.rutgers.edu.
  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




# checks for alternative programs
echo "checking for --with(out)-gcc" 1>&4
# Check whether --with-gcc or --without-gcc was given.
withval="$with_gcc"
if test -n "$withval"; then
  
	case $withval in
	no)	withval=cc;;
	yes)	withval=gcc;;
	esac
	CC=$withval
fi

# 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""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  if test -n "$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>&4
else
  echo "$ac_t""no" 1>&4
fi


echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_prog_gcc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
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>&4
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""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_prog_gcc_g'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  echo 'void f(){}' > conftest.c
if test -z "`${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>&4
    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

# Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_prog_RANLIB'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  if test -n "$RANLIB"; then
  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
else
  IFS="${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_RANLIB="ranlib"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
fi
fi
RANLIB="$ac_cv_prog_RANLIB"
if test -n "$RANLIB"; then
  echo "$ac_t""$RANLIB" 1>&4
else
  echo "$ac_t""no" 1>&4
fi


for ac_prog in ar aal
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""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_prog_AR'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  if test -n "$AR"; then
  ac_cv_prog_AR="$AR" # Let the user override the test.
else
  IFS="${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_AR="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
AR="$ac_cv_prog_AR"
if test -n "$AR"; then
  echo "$ac_t""$AR" 1>&4
else
  echo "$ac_t""no" 1>&4
fi

test -n "$AR" && break
done
test -n "$AR" || AR="ar"


# Install just never works :-(
if test -z "$INSTALL"
then INSTALL=cp
fi

# Optimizer/debugger flags passed between Makefiles
if test -z "$OPT"
then OPT=-O
fi

# checks for UNIX variants that set C preprocessor variables
echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&4
# On Suns, sometimes $CPP names a directory.
if test -n "$CPP" && test -d "$CPP"; then
  CPP=
fi
if test -z "$CPP"; then
if eval "test \"`echo '${'ac_cv_prog_CPP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
    # This must be in double quotes, not single quotes, because CPP may get
  # substituted into the Makefile and "${CC-cc}" will confuse make.
  CPP="${CC-cc} -E"
  # On the NeXT, cc -E runs the code through the compiler's parser,
  # not just through cpp.
  cat > conftest.$ac_ext <<EOF
#line 595 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  rm -rf conftest*
  CPP="${CC-cc} -E -traditional-cpp"
  cat > conftest.$ac_ext <<EOF
#line 609 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  rm -rf conftest*
  CPP=/lib/cpp
fi
rm -f conftest*
fi
rm -f conftest*
  ac_cv_prog_CPP="$CPP"
fi
fi
CPP="$ac_cv_prog_CPP"
echo "$ac_t""$CPP" 1>&4

echo $ac_n "checking for AIX""... $ac_c" 1>&4
cat > conftest.$ac_ext <<EOF
#line 634 "configure"
#include "confdefs.h"
#ifdef _AIX
  yes
#endif

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "yes" >/dev/null 2>&1; then
  rm -rf conftest*
  echo "$ac_t""yes" 1>&4; cat >> confdefs.h <<\EOF
#define _ALL_SOURCE 1
EOF

else
  rm -rf conftest*
  echo "$ac_t""no" 1>&4
fi
rm -f conftest*


echo $ac_n "checking for POSIXized ISC""... $ac_c" 1>&4
if test -d /etc/conf/kconfig.d &&
  grep _POSIX_VERSION /usr/include/sys/unistd.h >/dev/null 2>&1
then
  echo "$ac_t""yes" 1>&4
  ISC=yes # If later tests want to check for ISC.
  cat >> confdefs.h <<\EOF
#define _POSIX_SOURCE 1
EOF

  if test "$GCC" = yes; then
    CC="$CC -posix"
  else
    CC="$CC -Xp"
  fi
else
  echo "$ac_t""no" 1>&4
  ISC=
fi

ac_safe=`echo "minix/config.h" | tr './\055' '___'`
echo $ac_n "checking for minix/config.h""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_header_$ac_safe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 681 "configure"
#include "confdefs.h"
#include <minix/config.h>
EOF
eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=yes"
else
  echo "$ac_err" >&5
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=no"
fi
rm -f conftest*
fi
if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  MINIX=yes
else
  echo "$ac_t""no" 1>&4
MINIX=
fi

if test "$MINIX" = yes; then
  cat >> confdefs.h <<\EOF
#define _POSIX_SOURCE 1
EOF

  cat >> confdefs.h <<\EOF
#define _POSIX_1_SOURCE 2
EOF

  cat >> confdefs.h <<\EOF
#define _MINIX 1
EOF

fi

echo "checking for NeXT" 1>&4
# If we cannot run a trivial program, we must be cross compiling.
echo $ac_n "checking whether cross-compiling""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_c_cross'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  if test "$cross_compiling" = yes; then
  ac_cv_cross=yes
else
cat > conftest.$ac_ext <<EOF
#line 730 "configure"
#include "confdefs.h"
main(){return(0);}
EOF
eval $ac_link
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  ac_cv_c_cross=no
else
  ac_cv_c_cross=yes
fi
fi
rm -fr conftest*
fi
cross_compiling=$ac_cv_c_cross
echo "$ac_t""$ac_cv_c_cross" 1>&4

if test "$cross_compiling" = yes; then
    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
else
cat > conftest.$ac_ext <<EOF
#line 750 "configure"
#include "confdefs.h"

#ifdef _NEXT_SOURCE
main() { exit(0); }
#endif

EOF
eval $ac_link
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  cat >> confdefs.h <<\EOF
#define _POSIX_SOURCE 1
EOF

fi
fi
rm -fr conftest*

# checks for header files
echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_header_stdc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 774 "configure"
#include "confdefs.h"
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <float.h>
EOF
eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
  rm -rf conftest*
  ac_cv_header_stdc=yes
else
  echo "$ac_err" >&5
  rm -rf conftest*
  ac_cv_header_stdc=no
fi
rm -f conftest*

if test $ac_cv_header_stdc = yes; then
  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
cat > conftest.$ac_ext <<EOF
#line 796 "configure"
#include "confdefs.h"
#include <string.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "memchr" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  ac_cv_header_stdc=no
fi
rm -f conftest*

fi

if test $ac_cv_header_stdc = yes; then
  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
cat > conftest.$ac_ext <<EOF
#line 814 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "free" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  ac_cv_header_stdc=no
fi
rm -f conftest*

fi

if test $ac_cv_header_stdc = yes; then
  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
if test "$cross_compiling" = yes; then
  ac_cv_header_stdc=no
else
cat > conftest.$ac_ext <<EOF
#line 835 "configure"
#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 $ac_link
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  :
else
  ac_cv_header_stdc=no
fi
fi
rm -fr conftest*
fi
fi
echo "$ac_t""$ac_cv_header_stdc" 1>&4
if test $ac_cv_header_stdc = yes; then
  cat >> confdefs.h <<\EOF
#define STDC_HEADERS 1
EOF

fi

for ac_hdr in dlfcn.h fcntl.h limits.h signal.h stdarg.h stddef.h stdlib.h thread.h unistd.h utime.h sys/audioio.h sys/param.h sys/select.h sys/time.h sys/times.h sys/un.h sys/utsname.h
do
ac_safe=`echo "$ac_hdr" | tr './\055' '___'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_header_$ac_safe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 872 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=yes"
else
  echo "$ac_err" >&5
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=no"
fi
rm -f conftest*
fi
if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
  echo "$ac_t""yes" 1>&4
    ac_tr_hdr=HAVE_`echo $ac_hdr | tr '[a-z]./\055' '[A-Z]___'`
  cat >> confdefs.h <<EOF
#define $ac_tr_hdr 1
EOF
 
else
  echo "$ac_t""no" 1>&4
fi
done

ac_header_dirent=no
for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
do
ac_safe=`echo "$ac_hdr" | tr './\055' '___'`
echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 909 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <$ac_hdr>
int main() { return 0; }
int t() {
DIR *dirp = 0;
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  eval "ac_cv_header_dirent_$ac_safe=yes"
else
  rm -rf conftest*
  eval "ac_cv_header_dirent_$ac_safe=no"
fi
rm -f conftest*

fi
if eval "test \"`echo '$ac_cv_header_dirent_'$ac_safe`\" = yes"; then
  echo "$ac_t""yes" 1>&4
    ac_tr_hdr=HAVE_`echo $ac_hdr | tr '[a-z]./\055' '[A-Z]___'`
  cat >> confdefs.h <<EOF
#define $ac_tr_hdr 1
EOF
 ac_header_dirent=$ac_hdr; break
else
  echo "$ac_t""no" 1>&4
fi
done
# Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
if test $ac_header_dirent = dirent.h; then
echo $ac_n "checking for -ldir""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_dir'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -ldir "
cat > conftest.$ac_ext <<EOF
#line 948 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
opendir()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_dir=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_dir=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'dir`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  LIBS="$LIBS -ldir"
else
  echo "$ac_t""no" 1>&4
fi

else
echo $ac_n "checking for -lx""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_x'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -lx "
cat > conftest.$ac_ext <<EOF
#line 982 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
opendir()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_x=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_x=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'x`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  LIBS="$LIBS -lx"
else
  echo "$ac_t""no" 1>&4
fi

fi


# checks for typedefs
echo "checking for clock_t in time.h" 1>&4
cat > conftest.$ac_ext <<EOF
#line 1014 "configure"
#include "confdefs.h"
#include <time.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "clock_t" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define clock_t long
EOF

fi
rm -f conftest*

echo $ac_n "checking for mode_t""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_type_mode_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1035 "configure"
#include "confdefs.h"
#include <sys/types.h>
#if STDC_HEADERS
#include <stdlib.h>
#endif
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "mode_t" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_type_mode_t=yes
else
  rm -rf conftest*
  ac_cv_type_mode_t=no
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_type_mode_t" 1>&4
if test $ac_cv_type_mode_t = no; then
  cat >> confdefs.h <<\EOF
#define mode_t int
EOF

fi

echo $ac_n "checking for off_t""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_type_off_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1066 "configure"
#include "confdefs.h"
#include <sys/types.h>
#if STDC_HEADERS
#include <stdlib.h>
#endif
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "off_t" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_type_off_t=yes
else
  rm -rf conftest*
  ac_cv_type_off_t=no
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_type_off_t" 1>&4
if test $ac_cv_type_off_t = no; then
  cat >> confdefs.h <<\EOF
#define off_t long
EOF

fi

echo $ac_n "checking for pid_t""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_type_pid_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1097 "configure"
#include "confdefs.h"
#include <sys/types.h>
#if STDC_HEADERS
#include <stdlib.h>
#endif
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "pid_t" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_type_pid_t=yes
else
  rm -rf conftest*
  ac_cv_type_pid_t=no
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_type_pid_t" 1>&4
if test $ac_cv_type_pid_t = no; then
  cat >> confdefs.h <<\EOF
#define pid_t int
EOF

fi

echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_type_signal'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1128 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <signal.h>
#ifdef signal
#undef signal
#endif
extern void (*signal ()) ();
int main() { return 0; }
int t() {
int i;
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  ac_cv_type_signal=void
else
  rm -rf conftest*
  ac_cv_type_signal=int
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_type_signal" 1>&4
cat >> confdefs.h <<EOF
#define RETSIGTYPE $ac_cv_type_signal
EOF


echo $ac_n "checking for size_t""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_type_size_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1162 "configure"
#include "confdefs.h"
#include <sys/types.h>
#if STDC_HEADERS
#include <stdlib.h>
#endif
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "size_t" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_type_size_t=yes
else
  rm -rf conftest*
  ac_cv_type_size_t=no
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_type_size_t" 1>&4
if test $ac_cv_type_size_t = no; then
  cat >> confdefs.h <<\EOF
#define size_t unsigned
EOF

fi

echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_type_uid_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1193 "configure"
#include "confdefs.h"
#include <sys/types.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "uid_t" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_type_uid_t=yes
else
  rm -rf conftest*
  ac_cv_type_uid_t=no
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_type_uid_t" 1>&4
if test $ac_cv_type_uid_t = no; then
  cat >> confdefs.h <<\EOF
#define uid_t int
EOF

  cat >> confdefs.h <<\EOF
#define gid_t int
EOF

fi


# Set name for machine-dependent library files

echo $ac_n "checking MACHDEP""... $ac_c" 1>&4
if test -z "$MACHDEP"
then
	ac_sys_system=`uname -s | tr -d ' ' | tr '[A-Z]' '[a-z]'`
	ac_sys_release=`uname -r | tr -d ' ' | sed 's/\..*//'`
	MACHDEP="$ac_sys_system$ac_sys_release"
	case MACHDEP in
	'')	MACHDEP=unknown;;
	esac
fi
echo "$ac_t""$MACHDEP" 1>&4

# Set info about shared libraries.
# XXX This should try things out instead of testing uname!




ac_sys_system=`uname -s`
ac_sys_release=`uname -r`
# SO is the extension of shared libraries `(including the dot!)
# -- usually .so, .sl on HP-UX
echo $ac_n "checking SO""... $ac_c" 1>&4
if test -z "$SO"
then
	case $ac_sys_system in
	hp*|HP*) SO=.sl;;
	*)	SO=.so;;
	esac
fi
echo "$ac_t""$SO" 1>&4
# LDSHARED is the ld *command* used to create shared library
# -- "ld" on SunOS 4.x.x, "ld -G" on SunOS 5.x, "ld -shared" on IRIX 5
echo $ac_n "checking LDSHARED""... $ac_c" 1>&4
if test -z "$LDSHARED"
then
	case $ac_sys_system/$ac_sys_release in
	IRIX*) LDSHARED="ld -shared";;
	SunOS/4*) LDSHARED="ld";;
	SunOS/5*) LDSHARED="ld -G";;
	hp*|HP*) LDSHARED="ld -b";;
	*)	LDSHARED="ld";;
	esac
fi
echo "$ac_t""$LDSHARED" 1>&4
# CCSHARED are the C *flags* used to create objects to go into a shared
# library -- this is only needed for HP-UX
echo $ac_n "checking CCSHARED""... $ac_c" 1>&4
if test -z "$CCSHARED"
then
	case $ac_sys_system in
	hp*|HP*) CCSHARED="+z";;
	esac
fi
echo "$ac_t""$CCSHARED" 1>&4
# LINKFORSHARED are the flags passed to the $(CC) command that links
# the python executable -- this is only needed for HP-UX
echo $ac_n "checking LINKFORSHARED""... $ac_c" 1>&4
if test -z "$LINKFORSHARED"
then
	case $ac_sys_system in
	hp*|HP*) LINKFORSHARED="-Wl,-E";;
	esac
fi
echo "$ac_t""$LINKFORSHARED" 1>&4

# checks for libraries
echo $ac_n "checking for -ldl""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_dl'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -ldl "
cat > conftest.$ac_ext <<EOF
#line 1297 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
dlopen()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_dl=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_dl=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'dl`\" = yes"; then
  echo "$ac_t""yes" 1>&4
    ac_tr_lib=HAVE_LIB`echo dl | tr '[a-z]' '[A-Z]'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="$LIBS -ldl"

else
  echo "$ac_t""no" 1>&4
fi
	# Dynamic linking for SunOS/Solaris and SYSV
echo $ac_n "checking for -ldld""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_dld'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -ldld "
cat > conftest.$ac_ext <<EOF
#line 1336 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
shl_load()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_dld=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_dld=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'dld`\" = yes"; then
  echo "$ac_t""yes" 1>&4
    ac_tr_lib=HAVE_LIB`echo dld | tr '[a-z]' '[A-Z]'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="$LIBS -ldld"

else
  echo "$ac_t""no" 1>&4
fi
	# Dynamic linking for HP-UX
echo $ac_n "checking for -lsun""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_sun'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -lsun "
cat > conftest.$ac_ext <<EOF
#line 1375 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
getpwnam()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_sun=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_sun=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'sun`\" = yes"; then
  echo "$ac_t""yes" 1>&4
    ac_tr_lib=HAVE_LIB`echo sun | tr '[a-z]' '[A-Z]'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="$LIBS -lsun"

else
  echo "$ac_t""no" 1>&4
fi
	# NIS (== YP) interface for IRIX 4
echo $ac_n "checking for -lnsl""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_nsl'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -lnsl "
cat > conftest.$ac_ext <<EOF
#line 1414 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
t_open()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_nsl=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_nsl=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'nsl`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  LIBS="-lnsl $LIBS"
else
  echo "$ac_t""no" 1>&4
fi
 # SVR4
echo $ac_n "checking for -linet""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_inet'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -linet -lnsl"
cat > conftest.$ac_ext <<EOF
#line 1447 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
gethostbyname()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_inet=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_inet=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'inet`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  LIBS="-linet $LIBS"
else
  echo "$ac_t""no" 1>&4
fi
 # Sequent
echo $ac_n "checking for -lsocket""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_socket'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -lsocket $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1480 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
socket()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_socket=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_socket=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'socket`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  LIBS="-lsocket $LIBS"
else
  echo "$ac_t""no" 1>&4
fi
 # SVR4 sockets

echo "checking for --with-readline" 1>&4
# Check whether --with-readline or --without-readline was given.
withval="$with_readline"
if test -n "$withval"; then
  
cat >> confdefs.h <<\EOF
#define WITH_READLINE 1
EOF

if test ! -d "$withval"
then { echo "configure: error: proper usage is --with-readline=DIRECTORY" 1>&2; exit 1; }
fi
termcap=
echo $ac_n "checking for -ltermcap""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_termcap'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -ltermcap "
cat > conftest.$ac_ext <<EOF
#line 1527 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
tgetent()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_termcap=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_termcap=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'termcap`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  termcap=termcap
else
  echo "$ac_t""no" 1>&4

echo $ac_n "checking for -ltermlib""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_termlib'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -ltermlib "
cat > conftest.$ac_ext <<EOF
#line 1559 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
tgetent()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_termlib=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_termlib=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'termlib`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  termcap=termlib
else
  echo "$ac_t""no" 1>&4
fi

fi

if test ! -z "$termcap"
then LIBS="$LIBS $withval/libreadline.a"
     # Avoid possible conflict between shared libraries termcap and gl
     # on IRIX 5: both contain a routine called clear.
     if test -f /usr/lib/lib$termcap.a
     then LIBS="$LIBS /usr/lib/lib$termcap.a"
     else LIBS="$LIBS -l$termcap"
     fi
else { echo "configure: error: no working termcap/termlib" 1>&2; exit 1; }
fi
fi


echo "checking for --with-thread" 1>&4
# Check whether --with-thread or --without-thread was given.
withval="$with_thread"
if test -n "$withval"; then
  
if test -d "$withval"
then LIBS="$LIBS -L$withval"
fi
echo $ac_n "checking for -lpthreads""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_pthreads'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -lpthreads "
cat > conftest.$ac_ext <<EOF
#line 1615 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
pthread_create()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_pthreads=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_pthreads=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'pthreads`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  cat >> confdefs.h <<\EOF
#define WITH_THREAD 1
EOF

cat >> confdefs.h <<\EOF
#define _POSIX_THREADS 1
EOF

LIBS="$LIBS -lpthreads"
LIBOBJS="$LIBOBJS thread.o"
else
  echo "$ac_t""no" 1>&4
fi

echo $ac_n "checking for -lmpc""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_mpc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -lmpc "
cat > conftest.$ac_ext <<EOF
#line 1657 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
usconfig()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_mpc=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_mpc=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'mpc`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  cat >> confdefs.h <<\EOF
#define WITH_THREAD 1
EOF

LIBS="$LIBS -lmpc"
LIBOBJS="$LIBOBJS thread.o"
else
  echo "$ac_t""no" 1>&4
fi

echo $ac_n "checking for -lthread""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_thread'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -lthread "
cat > conftest.$ac_ext <<EOF
#line 1695 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
thr_create()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_thread=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_thread=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'thread`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  cat >> confdefs.h <<\EOF
#define WITH_THREAD 1
EOF

LIBS="$LIBS -lthread"
LIBOBJS="$LIBOBJS thread.o"
else
  echo "$ac_t""no" 1>&4
fi


fi


# -I${DLINCLDIR} is added to the compile rule for import.o

DLINCLDIR=/

echo "checking for --with-sgi-dl" 1>&4
# Check whether --with-sgi-dl or --without-sgi-dl was given.
withval="$with_sgi_dl"
if test -n "$withval"; then
  
cat >> confdefs.h <<\EOF
#define WITH_SGI_DL 1
EOF

dldir=$withval
if test -d "$dldir"
then LIBS="$LIBS -L$dldir"
else { echo "configure: error: proper usage is --with-sgi-dl=DIRECTORY" 1>&2; exit 1; }
fi
DLINCLDIR=${dldir}
LIBS="$LIBS -ldl -lmld"
fi


echo "checking for --with-dl-dld" 1>&4
# Check whether --with-dl-dld or --without-dl-dld was given.
withval="$with_dl_dld"
if test -n "$withval"; then
  
cat >> confdefs.h <<\EOF
#define WITH_DL_DLD 1
EOF

dldir=`echo "$withval" | sed 's/,.*//'`
dlddir=`echo "$withval" | sed 's/.*,//'`
if test -d "$dldir" -a -d "$dlddir"
then LIBS="$LIBS -L$dldir -L$dlddir"
else { echo "configure: error: proper usage is --with-dl-dld=DL_DIRECTORY" 1>&2; exit 1; }
fi
DLINCLDIR=${dldir}
LIBS="$LIBS -ldl -ldld"
fi


# checks for library functions
for ac_func in chown clock dlopen ftime ftruncate gethostname_r gettimeofday getpeername getpgrp getpid getwd link lstat nice readlink select setgid setuid setsid setpgid setpgrp setvbuf siginterrupt symlink tcgetpgrp tcsetpgrp times truncate uname waitpid
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1781 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
int main() { return 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_$ac_func) || defined (__stub___$ac_func)
choke me
#else
/* Override any gcc2 internal prototype to avoid an error.  */
char $ac_func(); $ac_func();
#endif

; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=yes"
else
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=no"
fi
rm -f conftest*

fi
if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
  echo "$ac_t""yes" 1>&4
    ac_tr_func=HAVE_`echo $ac_func | tr '[a-z]' '[A-Z]'`
  cat >> confdefs.h <<EOF
#define $ac_tr_func 1
EOF
 
else
  echo "$ac_t""no" 1>&4
fi
done

for ac_func in dup2 getcwd strerror memmove
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1828 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
int main() { return 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_$ac_func) || defined (__stub___$ac_func)
choke me
#else
/* Override any gcc2 internal prototype to avoid an error.  */
char $ac_func(); $ac_func();
#endif

; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=yes"
else
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=no"
fi
rm -f conftest*

fi
if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
LIBOBJS="$LIBOBJS ${ac_func}.o"
fi

done

echo $ac_n "checking for getpgrp""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_getpgrp'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1871 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
int main() { return 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.  */
char getpgrp(); getpgrp();
#endif

; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_func_getpgrp=yes"
else
  rm -rf conftest*
  eval "ac_cv_func_getpgrp=no"
fi
rm -f conftest*

fi
if eval "test \"`echo '$ac_cv_func_'getpgrp`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  cat > conftest.$ac_ext <<EOF
#line 1902 "configure"
#include "confdefs.h"
#include <unistd.h>
int main() { return 0; }
int t() {
getpgrp(0);
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define GETPGRP_HAVE_ARG 1
EOF

fi
rm -f conftest*

else
  echo "$ac_t""no" 1>&4
fi

echo $ac_n "checking for setpgrp""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_setpgrp'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1928 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
int main() { return 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_setpgrp) || defined (__stub___setpgrp)
choke me
#else
/* Override any gcc2 internal prototype to avoid an error.  */
char setpgrp(); setpgrp();
#endif

; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_func_setpgrp=yes"
else
  rm -rf conftest*
  eval "ac_cv_func_setpgrp=no"
fi
rm -f conftest*

fi
if eval "test \"`echo '$ac_cv_func_'setpgrp`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  cat > conftest.$ac_ext <<EOF
#line 1959 "configure"
#include "confdefs.h"
#include <unistd.h>
int main() { return 0; }
int t() {
setpgrp(0,0);
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define SETPGRP_HAVE_ARG 1
EOF

fi
rm -f conftest*

else
  echo "$ac_t""no" 1>&4
fi

echo $ac_n "checking for gettimeofday""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_gettimeofday'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1985 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
int main() { return 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_gettimeofday) || defined (__stub___gettimeofday)
choke me
#else
/* Override any gcc2 internal prototype to avoid an error.  */
char gettimeofday(); gettimeofday();
#endif

; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_func_gettimeofday=yes"
else
  rm -rf conftest*
  eval "ac_cv_func_gettimeofday=no"
fi
rm -f conftest*

fi
if eval "test \"`echo '$ac_cv_func_'gettimeofday`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  cat > conftest.$ac_ext <<EOF
#line 2016 "configure"
#include "confdefs.h"
#include <sys/time.h>
int main() { return 0; }
int t() {
gettimeofday((struct timeval*)0,(struct timezone*)0);
; return 0; }
EOF
if eval $ac_compile; then
  :
else
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define GETTIMEOFDAY_NO_TZ 1
EOF

fi
rm -f conftest*

else
  echo "$ac_t""no" 1>&4
fi


# checks for structures
echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_header_time'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2046 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/time.h>
#include <time.h>
int main() { return 0; }
int t() {
struct tm *tp;
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  ac_cv_header_time=yes
else
  rm -rf conftest*
  ac_cv_header_time=no
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_header_time" 1>&4
if test $ac_cv_header_time = yes; then
  cat >> confdefs.h <<\EOF
#define TIME_WITH_SYS_TIME 1
EOF

fi

echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_struct_tm'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2079 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <time.h>
int main() { return 0; }
int t() {
struct tm *tp; tp->tm_sec;
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  ac_cv_struct_tm=time.h
else
  rm -rf conftest*
  ac_cv_struct_tm=sys/time.h
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_struct_tm" 1>&4
if test $ac_cv_struct_tm = sys/time.h; then
  cat >> confdefs.h <<\EOF
#define TM_IN_SYS_TIME 1
EOF

fi

echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_struct_tm_zone'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2111 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <$ac_cv_struct_tm>
int main() { return 0; }
int t() {
struct tm tm; tm.tm_zone;
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  ac_cv_struct_tm_zone=yes
else
  rm -rf conftest*
  ac_cv_struct_tm_zone=no
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_struct_tm_zone" 1>&4
if test "$ac_cv_struct_tm_zone" = yes; then
  cat >> confdefs.h <<\EOF
#define HAVE_TM_ZONE 1
EOF

else
  echo $ac_n "checking for tzname""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_var_tzname'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2142 "configure"
#include "confdefs.h"
#include <time.h>
#ifndef tzname /* For SGI.  */
extern char *tzname[]; /* RS6000 and others reject char **tzname.  */
#endif
int main() { return 0; }
int t() {
atoi(*tzname);
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  ac_cv_var_tzname=yes
else
  rm -rf conftest*
  ac_cv_var_tzname=no
fi
rm -f conftest*

fi
  echo "$ac_t""$ac_cv_var_tzname" 1>&4
  if test $ac_cv_var_tzname = yes; then
    cat >> confdefs.h <<\EOF
#define HAVE_TZNAME 1
EOF

  fi
fi


echo $ac_n "checking for time.h that defines altzone""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_header_time_altzone'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2178 "configure"
#include "confdefs.h"
#include <time.h>
int main() { return 0; }
int t() {
return altzone;
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  ac_cv_header_time_altzone=yes
else
  rm -rf conftest*
  ac_cv_header_time_altzone=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_cv_header_time_altzone" 1>&4
if test $ac_cv_header_time_altzone = yes; then
  cat >> confdefs.h <<\EOF
#define HAVE_ALTZONE 1
EOF

fi

echo "checking whether sys/select.h and sys/time.h may both be included" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2207 "configure"
#include "confdefs.h"

#include <sys/types.h>
#include <sys/select.h>
#include <sys/time.h>

int main() { return 0; }
int t() {
;
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define SYS_SELECT_WITH_SYS_TIME 1
EOF

fi
rm -f conftest*


# checks for compiler characteristics

echo $ac_n "checking whether char is unsigned""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_c_char_unsigned'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  if test "$GCC" = yes; then
  # GCC predefines this symbol on systems where it applies.
cat > conftest.$ac_ext <<EOF
#line 2238 "configure"
#include "confdefs.h"
#ifdef __CHAR_UNSIGNED__
  yes
#endif

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "yes" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_c_char_unsigned=yes
else
  rm -rf conftest*
  ac_cv_c_char_unsigned=no
fi
rm -f conftest*

else
if test "$cross_compiling" = yes; then
    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
else
cat > conftest.$ac_ext <<EOF
#line 2260 "configure"
#include "confdefs.h"
/* volatile prevents gcc2 from optimizing the test away on sparcs.  */
#if !defined(__STDC__) || __STDC__ != 1
#define volatile
#endif
main() {
  volatile char c = 255; exit(c < 0);
}
EOF
eval $ac_link
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  ac_cv_c_char_unsigned=yes
else
  ac_cv_c_char_unsigned=no
fi
fi
rm -fr conftest*
fi
fi
echo "$ac_t""$ac_cv_c_char_unsigned" 1>&4
if test $ac_cv_c_char_unsigned = yes && test "$GCC" != yes; then
  cat >> confdefs.h <<\EOF
#define __CHAR_UNSIGNED__ 1
EOF

fi


echo $ac_n "checking for working const""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_c_const'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2294 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {

/* 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;
/* NEC SVR4.0.2 mips cc rejects this.  */
struct point {int x, y;};
static struct point const zero;
/* 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;
}

; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  ac_cv_c_const=yes
else
  rm -rf conftest*
  ac_cv_c_const=no
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_c_const" 1>&4
if test $ac_cv_c_const = no; then
  cat >> confdefs.h <<\EOF
#define const 
EOF

fi


echo "checking for working volatile" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2365 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
volatile int x; x = 0;
; return 0; }
EOF
if eval $ac_compile; then
  :
else
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define volatile 
EOF

fi
rm -f conftest*


echo "checking for working signed char" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2387 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
signed char c;
; return 0; }
EOF
if eval $ac_compile; then
  :
else
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define signed 
EOF

fi
rm -f conftest*


echo "checking for prototypes" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2409 "configure"
#include "confdefs.h"
int foo(int x) { return 0; }
int main() { return 0; }
int t() {
return foo(10);
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define HAVE_PROTOTYPES 1
EOF
 have_prototypes=yes
fi
rm -f conftest*


echo "checking for variable length prototypes and stdarg.h" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2429 "configure"
#include "confdefs.h"

#include <stdarg.h>
int foo(int x, ...) { return 0; }

int main() { return 0; }
int t() {
return foo(10, 11, 12);
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define HAVE_STDARG_PROTOTYPES 1
EOF

fi
rm -f conftest*


if test "$have_prototypes"; then
echo "checking for bad exec* prototypes" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2453 "configure"
#include "confdefs.h"
#include <unistd.h>
int main() { return 0; }
int t() {
char **t;execve("@",t,t);
; return 0; }
EOF
if eval $ac_compile; then
  :
else
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define BAD_EXEC_PROTOTYPES 1
EOF

fi
rm -f conftest*

fi

echo "checking for bad static forward" 1>&4
if test "$cross_compiling" = yes; then
    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
else
cat > conftest.$ac_ext <<EOF
#line 2479 "configure"
#include "confdefs.h"

struct s { int a; int b; };
static struct s foo;
int foobar() {
 static int random;
 random = (int) &foo;
 return random;
}
static struct s foo = { 1, 2 };
main() {
 exit(!((int)&foo == foobar()));
}

EOF
eval $ac_link
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  :
else
  cat >> confdefs.h <<\EOF
#define BAD_STATIC_FORWARD 1
EOF

fi
fi
rm -fr conftest*

echo "checking whether va_list is an array" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2509 "configure"
#include "confdefs.h"

#ifdef HAVE_STDARG_PROTOTYPES
#include <stdarg.h>
#else
#include <varargs.h>
#endif

int main() { return 0; }
int t() {
va_list list1, list2; list1 = list2;
; return 0; }
EOF
if eval $ac_compile; then
  :
else
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define VA_LIST_IS_ARRAY 1
EOF

fi
rm -f conftest*


# checks for system services
# (none yet)

# Linux requires this for correct f.p. operations
echo $ac_n "checking for -lieee""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_ieee'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -lieee "
cat > conftest.$ac_ext <<EOF
#line 2546 "configure"
#include "confdefs.h"

int main() { return 0; }
int t() {
__fpu_control()
; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_lib_ieee=yes"
else
  rm -rf conftest*
  eval "ac_cv_lib_ieee=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'ieee`\" = yes"; then
  echo "$ac_t""yes" 1>&4
    ac_tr_lib=HAVE_LIB`echo ieee | tr '[a-z]' '[A-Z]'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="$LIBS -lieee"

else
  echo "$ac_t""no" 1>&4
fi


# check for --with-libm=...

LIBM=-lm
# Check whether --with-libm or --without-libm was given.
withval="$with_libm"
if test -n "$withval"; then
  
if test "$withval" != yes
then LIBM=$withval
else { echo "configure: error: proper usage is --with-libm=STRING" 1>&2; exit 1; }
fi
fi


# check for --with-libc=...

# Check whether --with-libc or --without-libc was given.
withval="$with_libc"
if test -n "$withval"; then
  
if test "$withval" != yes
then LIBC=$withval
else { echo "configure: error: proper usage is --with-libc=STRING" 1>&2; exit 1; }
fi
fi


# check for hypot() in math library
LIBS_SAVE=$LIBS
LIBS="$LIBS $LIBM"
for ac_func in hypot
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2616 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
int main() { return 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_$ac_func) || defined (__stub___$ac_func)
choke me
#else
/* Override any gcc2 internal prototype to avoid an error.  */
char $ac_func(); $ac_func();
#endif

; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=yes"
else
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=no"
fi
rm -f conftest*

fi
if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
  echo "$ac_t""yes" 1>&4
    ac_tr_func=HAVE_`echo $ac_func | tr '[a-z]' '[A-Z]'`
  cat >> confdefs.h <<EOF
#define $ac_tr_func 1
EOF
 
else
  echo "$ac_t""no" 1>&4
fi
done

LIBS=$LIBS_SAVE

# generate output files
trap '' 1 2 15
if test -w $cache_file; then
echo "updating cache $cache_file"
cat > $cache_file <<\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.
(set) 2>&1 |
  sed -n "s/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/: \${\1='\2'}/p" \
  >> $cache_file
else
echo "not updating unwritable cache $cache_file"
fi

trap 'rm -fr conftest* confdefs* 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

DEFS=-DHAVE_CONFIG_H

# 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 2.0"
    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

trap 'rm -fr Makefile Objects/Makefile Parser/Makefile Python/Makefile Modules/Makefile.pre config.h 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%@CC@%$CC%g
s%@RANLIB@%$RANLIB%g
s%@AR@%$AR%g
s%@INSTALL@%$INSTALL%g
s%@OPT@%$OPT%g
s%@CPP@%$CPP%g
s%@MACHDEP@%$MACHDEP%g
s%@SO@%$SO%g
s%@LDSHARED@%$LDSHARED%g
s%@CCSHARED@%$CCSHARED%g
s%@LINKFORSHARED@%$LINKFORSHARED%g
s%@DLINCLDIR@%$DLINCLDIR%g
s%@LIBOBJS@%$LIBOBJS%g
s%@LIBM@%$LIBM%g
s%@LIBC@%$LIBC%g

CEOF
EOF
cat >> $CONFIG_STATUS <<EOF

CONFIG_FILES=\${CONFIG_FILES-"Makefile Objects/Makefile Parser/Makefile Python/Makefile Modules/Makefile.pre"}
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 "$ac_dir"
    ac_dir_suffix="/$ac_dir"
    # 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

  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
" -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
fi; done
rm -f conftest.subs

# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
# NAME is the cpp macro being defined and VALUE is the value it is being given.
#
# ac_d sets the value in "#define NAME VALUE" lines.
ac_dA='s%^\([ 	]*\)#\([ 	]*define[ 	][ 	]*\)'
ac_dB='\([ 	][ 	]*\)[^ 	]*%\1#\2'
ac_dC='\3'
ac_dD='%g'
# ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
ac_uA='s%^\([ 	]*\)#\([ 	]*\)undef\([ 	][ 	]*\)'
ac_uB='\([ 	]\)%\1#\2define\3'
ac_uC=' '
ac_uD='\4%g'
# ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
ac_eA='s%^\([ 	]*\)#\([ 	]*\)undef\([ 	][ 	]*\)'
ac_eB='$%\1#\2define\3'
ac_eC=' '
ac_eD='%g'

CONFIG_HEADERS=${CONFIG_HEADERS-"config.h"}
for ac_file in .. $CONFIG_HEADERS; do if test "x$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

  echo creating $ac_file

  rm -f conftest.frag conftest.in conftest.out
  cp $ac_given_srcdir/$ac_file_in conftest.in

EOF

# Transform confdefs.h into a sed script conftest.vals that substitutes
# the proper values into config.h.in to produce config.h.  And first:
# Protect against being on the right side of a sed subst in config.status. 
# Protect against being in an unquoted here document in config.status.
rm -f conftest.vals
cat > conftest.hdr <<\EOF
s/[\\&%]/\\&/g
s%[\\$`]%\\&%g
s%#define \([A-Za-z_][A-Za-z0-9_]*\) \(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
s%ac_d%ac_u%gp
s%ac_u%ac_e%gp
EOF
sed -n -f conftest.hdr confdefs.h > conftest.vals
rm -f conftest.hdr

# This sed command replaces #undef with comments.  This is necessary, for
# example, in the case of _POSIX_SOURCE, which is predefined and required
# on some systems where configure will not decide to define it.
cat >> conftest.vals <<\EOF
s%^[ 	]*#[ 	]*undef[ 	][ 	]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
EOF

# Break up conftest.vals because some shells have a limit on
# the size of here documents, and old seds have small limits too.
# Maximum number of lines to put in a single here document.
ac_max_here_lines=12

rm -f conftest.tail
while :
do
  ac_lines=`grep -c . conftest.vals`
  # grep -c gives empty output for an empty file on some AIX systems.
  if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
  # Write a limited-size here document to conftest.frag.
  echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
  sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
  echo 'CEOF
  sed -f conftest.frag conftest.in > conftest.out
  rm -f conftest.in
  mv conftest.out conftest.in
' >> $CONFIG_STATUS
  sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
  rm -f conftest.vals
  mv conftest.tail conftest.vals
done
rm -f conftest.vals

cat >> $CONFIG_STATUS <<\EOF
  rm -f conftest.frag conftest.h
  echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
  cat conftest.in >> conftest.h
  rm -f conftest.in
  if cmp -s $ac_file conftest.h 2>/dev/null; then
    echo "$ac_file is unchanged"
    rm -f conftest.h
  else
    rm -f $ac_file
    mv conftest.h $ac_file
  fi
fi; done



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