#!/bin/sh

# Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf version 2.1 
# 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:

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

# Initialize some other variables.
subdirs=

ac_prev=
for ac_option
do

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

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

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

  case "$ac_option" in

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  -version | --version | --versio | --versi | --vers)
    echo "configure generated by autoconf version 2.1"
    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=interp/mindy.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



#--------------------------------------------------------------------
#	See if the #!interpreter syntax is supported
#--------------------------------------------------------------------

# Pull the hash mark out of the macro call to avoid m4 problems.
ac_msg="whether #! works in shell scripts"
echo $ac_n "checking $ac_msg""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_sys_interpreter'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  echo '#!/bin/cat
exit 69
' > conftest
chmod u+x conftest
(SHELL=/bin/sh; export SHELL; ./conftest >/dev/null)
if test $? -ne 69; then
   ac_cv_sys_interpreter=yes
else
   ac_cv_sys_interpreter=no
fi
rm -f conftest
fi
echo "$ac_t""$ac_cv_sys_interpreter" 1>&4

if test $ac_cv_sys_interpreter = no; then
    cat >> confdefs.h <<\EOF
#define NO_SHARP_BANG 1
EOF

fi

#--------------------------------------------------------------------
#	These macros find a BSD install, a C compiler, and so on, and
#	establish bindings for @INSTALL@, @CC@, and so on.
#--------------------------------------------------------------------

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

# Find a good install program.  We prefer a C program (faster),
# so one script is as good as another.  But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AFS /usr/afsws/bin/install, which mishandles nonexistent args
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&4
if test -z "$INSTALL"; then
if eval "test \"`echo '${'ac_cv_path_install'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
    IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
  for ac_dir in $PATH; do
    case "$ac_dir" in
    ''|.|/etc|/usr/sbin|/usr/etc|/sbin|/usr/afsws/bin|/usr/ucb) ;;
    *)
      # OSF1 and SCO ODT 3.0 have their own names for install.
      for ac_prog in ginstall installbsd scoinst install; do
        if test -f $ac_dir/$ac_prog; then
	  if test $ac_prog = install &&
            grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
	    # AIX install.  It has an incompatible calling convention.
	    # OSF/1 installbsd also uses dspmsg, but is usable.
	    :
	  else
	    ac_cv_path_install="$ac_dir/$ac_prog -c"
	    break 2
	  fi
	fi
      done
      ;;
    esac
  done
  IFS="$ac_save_ifs"
  # As a last resort, use the slow shell script.
  test -z "$ac_cv_path_install" && ac_cv_path_install="$ac_install_sh"
fi
  INSTALL="$ac_cv_path_install"
fi
echo "$ac_t""$INSTALL" 1>&4

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

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

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

if test -z "$LEXLIB"
then
  case "$LEX" in
  flex*) ac_lib=fl ;;
  *) ac_lib=l ;;
  esac
  echo $ac_n "checking for -l$ac_lib""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_$ac_lib'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -l$ac_lib "
cat > conftest.$ac_ext <<EOF
#line 622 "configure"
#include "confdefs.h"

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

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

fi

for ac_prog in 'bison -y' byacc
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_YACC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  if test -n "$YACC"; then
  ac_cv_prog_YACC="$YACC" # Let the user override the test.
else
  IFS="${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_YACC="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
YACC="$ac_cv_prog_YACC"
if test -n "$YACC"; then
  echo "$ac_t""$YACC" 1>&4
else
  echo "$ac_t""no" 1>&4
fi

test -n "$YACC" && break
done
test -n "$YACC" || YACC="yacc"

# 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


#--------------------------------------------------------------------
#	Establish the default compile options for cc
#--------------------------------------------------------------------

if test $CC = gcc
then CCOPTS="-g -O4 -finline-functions -Wall"
else CCOPTS="-g -O"
fi

#--------------------------------------------------------------------
#	Establish the default options for lex
#--------------------------------------------------------------------

if test $LEX = flex; then
  LFLAGS=${LFLAGS--i}
else
  echo "I could not find flex, so do not try to rebuild comp/lexer-tab.c"
  echo "because lex cannot do it."
  LFLAGS=${LFLAGS-}
fi


#--------------------------------------------------------------------
#	Establish the default options for yacc
#--------------------------------------------------------------------

if test "$YACC" = "bison -y"; then
  # do nothing (an empty then clause is a syntax error)
  DUMMY=dummy
else
  echo "I could not find bison, so do not try to rebuild comp/parser-tab.c"
  echo "or interp/parser-tab.c because yacc cannot do it."
fi

#--------------------------------------------------------------------
#	Find out if sigaction is available.
#--------------------------------------------------------------------

echo $ac_n "checking for sigaction""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_sigaction'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 755 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char sigaction(); 

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_sigaction) || defined (__stub___sigaction)
choke me
#else
sigaction();
#endif

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

fi
if eval "test \"`echo '$ac_cv_func_'sigaction`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  sigaction=1
else
  echo "$ac_t""no" 1>&4
sigaction=0
fi

if test $sigaction = 0; then
  cat >> confdefs.h <<\EOF
#define NO_SIGACTION 1
EOF

  LIBOBJS="${LIBOBJS-} sigaction.o"
  echo $ac_n "checking for sigsetmask""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_sigsetmask'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 804 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char sigsetmask(); 

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_sigsetmask) || defined (__stub___sigsetmask)
choke me
#else
sigsetmask();
#endif

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

fi
if eval "test \"`echo '$ac_cv_func_'sigsetmask`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  sigsetmask=1
else
  echo "$ac_t""no" 1>&4
sigsetmask=0
fi

  echo $ac_n "checking for sigrelse""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_sigrelse'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 847 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char sigrelse(); 

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_sigrelse) || defined (__stub___sigrelse)
choke me
#else
sigrelse();
#endif

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

fi
if eval "test \"`echo '$ac_cv_func_'sigrelse`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  sigrelse=1
else
  echo "$ac_t""no" 1>&4
sigrelse=0
fi

  if test $sigsetmask = 1; then
    echo "BSD_signals"
    cat >> confdefs.h <<\EOF
#define BSD_SIGNALS 1
EOF

  elif test $sigrelse = 1; then
    echo "USG_signals"
    cat >> confdefs.h <<\EOF
#define USG_SIGNALS 1
EOF

  else
    echo "I couldn't find posix, bsd, or sysV signal support."
    echo "You may be able to compile compat/sigaction.c by hand."
  fi
fi

#--------------------------------------------------------------------
#	This next section is lifted from tcl-7.3, it deals with
#	establishing which of the known faults in POSIX compliance
#	need to be corrected.
#--------------------------------------------------------------------

#--------------------------------------------------------------------
#	Supply substitutes for missing POSIX library procedures, or
#	set flags so Tcl uses alternate procedures.
#--------------------------------------------------------------------

for ac_func in getcwd opendir strerror strstr
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 921 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char $ac_func(); 

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
$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

for ac_func in strtol memmove tmpnam 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 968 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char $ac_func(); 

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
$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 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 1013 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char gettimeofday(); 

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
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
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_GETTOD 1
EOF

fi

echo $ac_n "checking for getwd""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_getwd'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1059 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char getwd(); 

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_getwd) || defined (__stub___getwd)
choke me
#else
getwd();
#endif

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

fi
if eval "test \"`echo '$ac_cv_func_'getwd`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_GETWD 1
EOF

fi

echo $ac_n "checking for wait3""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_wait3'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1105 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char wait3(); 

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_wait3) || defined (__stub___wait3)
choke me
#else
wait3();
#endif

; return 0; }
EOF
if eval $ac_link; then
  rm -rf conftest*
  eval "ac_cv_func_wait3=yes"
else
  rm -rf conftest*
  eval "ac_cv_func_wait3=no"
fi
rm -f conftest*

fi
if eval "test \"`echo '$ac_cv_func_'wait3`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_WAIT3 1
EOF

fi


#--------------------------------------------------------------------
#	Supply substitutes for missing POSIX header files.  Special
#	notes:
#	    - Sprite's dirent.h exists but is bogus.
#	    - stdlib.h doesn't define strtol, strtoul, or
#	      strtod insome versions of SunOS
#	    - some versions of string.h don't declare procedures such
#	      as strstr
#--------------------------------------------------------------------

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 1172 "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 1186 "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

ac_safe=`echo "unistd.h" | tr './\055' '___'`
echo $ac_n "checking for unistd.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 1215 "configure"
#include "confdefs.h"
#include <unistd.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 "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_UNISTD_H 1
EOF

fi

echo $ac_n "checking dirent.h""... $ac_c" 1>&4
cat > conftest.$ac_ext <<EOF
#line 1244 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <dirent.h>
int main() { return 0; }
int t() {

DIR *d;
struct dirent *entryPtr;
char *p;
d = opendir("foobar");
entryPtr = readdir(d);
p = entryPtr->d_name;
closedir(d);

; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  tcl_ok=1
else
  rm -rf conftest*
  tcl_ok=0
fi
rm -f conftest*

cat > conftest.$ac_ext <<EOF
#line 1271 "configure"
#include "confdefs.h"
#include <dirent.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "Sprite version.* NOT POSIX" >/dev/null 2>&1; then
  rm -rf conftest*
  tcl_ok=0
fi
rm -f conftest*

if test $tcl_ok = 0; then
    cat >> confdefs.h <<\EOF
#define NO_DIRENT_H 1
EOF

    echo "$ac_t""no dirent.h" 1>&4
else
    echo "$ac_t""yes" 1>&4
fi
ac_safe=`echo "errno.h" | tr './\055' '___'`
echo $ac_n "checking for errno.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 1297 "configure"
#include "confdefs.h"
#include <errno.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 "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_ERRNO_H 1
EOF

fi

ac_safe=`echo "float.h" | tr './\055' '___'`
echo $ac_n "checking for float.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 1330 "configure"
#include "confdefs.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 "$ac_err"; then
  rm -rf conftest*
  eval "ac_cv_header_$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 "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_FLOAT_H 1
EOF

fi

ac_safe=`echo "limits.h" | tr './\055' '___'`
echo $ac_n "checking for limits.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 1363 "configure"
#include "confdefs.h"
#include <limits.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 "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_LIMITS_H 1
EOF

fi

ac_safe=`echo "bstring.h" | tr './\055' '___'`
echo $ac_n "checking for bstring.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 1396 "configure"
#include "confdefs.h"
#include <bstring.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 "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_BSTRING_H 1
EOF

fi

ac_safe=`echo "stdlib.h" | tr './\055' '___'`
echo $ac_n "checking for stdlib.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 1429 "configure"
#include "confdefs.h"
#include <stdlib.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 "$ac_t""yes" 1>&4
  tcl_ok=1
else
  echo "$ac_t""no" 1>&4
tcl_ok=0
fi

cat > conftest.$ac_ext <<EOF
#line 1454 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "getenv" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  tcl_ok=0
fi
rm -f conftest*

cat > conftest.$ac_ext <<EOF
#line 1468 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "strtol" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  tcl_ok=0
fi
rm -f conftest*

cat > conftest.$ac_ext <<EOF
#line 1482 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "strtoul" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  tcl_ok=0
fi
rm -f conftest*

cat > conftest.$ac_ext <<EOF
#line 1496 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "strtod" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  tcl_ok=0
fi
rm -f conftest*

if test $tcl_ok = 0; then
    cat >> confdefs.h <<\EOF
#define NO_STDLIB_H 1
EOF

fi
ac_safe=`echo "string.h" | tr './\055' '___'`
echo $ac_n "checking for string.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 1521 "configure"
#include "confdefs.h"
#include <string.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 "$ac_t""yes" 1>&4
  tcl_ok=1
else
  echo "$ac_t""no" 1>&4
tcl_ok=0
fi

cat > conftest.$ac_ext <<EOF
#line 1546 "configure"
#include "confdefs.h"
#include <string.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "strstr" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  tcl_ok=0
fi
rm -f conftest*

cat > conftest.$ac_ext <<EOF
#line 1560 "configure"
#include "confdefs.h"
#include <string.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "strerror" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  tcl_ok=0
fi
rm -f conftest*

if test $tcl_ok = 0; then
    cat >> confdefs.h <<\EOF
#define NO_STRING_H 1
EOF

fi
cat > conftest.$ac_ext <<EOF
#line 1580 "configure"
#include "confdefs.h"
#include <unistd.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "setsid" >/dev/null 2>&1; then
  rm -rf conftest*
  tcl_ok=1
else
  rm -rf conftest*
  tcl_ok=0
fi
rm -f conftest*

if test $tcl_ok = 0; then
    LIBOBJS="${LIBOBJS-} setsid.o"
fi
ac_safe=`echo "sys/time.h" | tr './\055' '___'`
echo $ac_n "checking for sys/time.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 1603 "configure"
#include "confdefs.h"
#include <sys/time.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 "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_SYS_TIME_H 1
EOF

fi

ac_safe=`echo "sys/wait.h" | tr './\055' '___'`
echo $ac_n "checking for sys/wait.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 1636 "configure"
#include "confdefs.h"
#include <sys/wait.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 "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_SYS_WAIT_H 1
EOF

fi



#--------------------------------------------------------------------
#	Include sys/select.h if it exists and if it supplies things
#	that appear to be useful and aren't already in sys/types.h.
#	This appears to be true only on the RS/6000 under AIX.  Some
#	systems like OSF/1 have a sys/select.h that's of no use, and
#	other systems like SCO UNIX have a sys/select.h that's
#	pernicious.  If "fd_set" isn't defined anywhere then set a
#	special flag.
#--------------------------------------------------------------------

echo $ac_n "checking fd_set""... $ac_c" 1>&4
cat > conftest.$ac_ext <<EOF
#line 1677 "configure"
#include "confdefs.h"
#include <sys/types.h>
int main() { return 0; }
int t() {
fd_set readMask, writeMask;
; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  echo "$ac_t""yes" 1>&4
else
  rm -rf conftest*
  cat > conftest.$ac_ext <<EOF
#line 1691 "configure"
#include "confdefs.h"
#include <sys/select.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "fd_mask" >/dev/null 2>&1; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define HAVE_SYS_SELECT_H 1
EOF

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

fi
rm -f conftest*

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


# On the HP, select is defined in sys/time.h
#
cat > conftest.$ac_ext <<EOF
#line 1717 "configure"
#include "confdefs.h"
#include <sys/time.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "select" >/dev/null 2>&1; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define SELECT_IN_TIME_H 1
EOF

fi
rm -f conftest*



#--------------------------------------------------------------------
#	On some systems strstr is broken: it returns a pointer even
#	even if the original string is empty.
#--------------------------------------------------------------------

# 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 1747 "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 1767 "configure"
#include "confdefs.h"

extern int strstr();
int main()
{
    exit(strstr("\0test", "test") ? 1 : 0);
}

EOF
eval $ac_link
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  :
else
  LIBOBJS="${LIBOBJS-} strstr.o"
fi
fi
rm -fr conftest*

#--------------------------------------------------------------------
#	Check for strtoul function.  This is tricky because under some
#	versions of AIX strtoul returns an incorrect terminator
#	pointer for the string "0".
#--------------------------------------------------------------------

echo $ac_n "checking for strtoul""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_strtoul'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1797 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char strtoul(); 

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_strtoul) || defined (__stub___strtoul)
choke me
#else
strtoul();
#endif

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

fi
if eval "test \"`echo '$ac_cv_func_'strtoul`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  tcl_ok=1
else
  echo "$ac_t""no" 1>&4
tcl_ok=0
fi

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 1839 "configure"
#include "confdefs.h"

extern int strtoul();
int main()
{
    char *string = "0";
    char *term;
    int value;
    value = strtoul(string, &term, 0);
    if ((value != 0) || (term != (string+1))) {
        exit(1);
    }
    exit(0);
}
EOF
eval $ac_link
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  :
else
  tcl_ok=0
fi
fi
rm -fr conftest*
if test $tcl_ok = 0; then
    LIBOBJS="${LIBOBJS-} strtoul.o"
fi

#--------------------------------------------------------------------
#	Check for the strtod function.  This is tricky because under
#	some versions of Linux it mis-parses the string "+".
#--------------------------------------------------------------------

echo $ac_n "checking for strtod""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_strtod'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 1877 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char strtod(); 

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_strtod) || defined (__stub___strtod)
choke me
#else
strtod();
#endif

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

fi
if eval "test \"`echo '$ac_cv_func_'strtod`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  tcl_ok=1
else
  echo "$ac_t""no" 1>&4
tcl_ok=0
fi

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 1919 "configure"
#include "confdefs.h"

extern double strtod();
int main()
{
    char *string = "+";
    char *term;
    double value;
    value = strtod(string, &term);
    if (term != string) {
	exit(1);
    }
    exit(0);
}
EOF
eval $ac_link
if test -s conftest && (./conftest; exit) 2>/dev/null; then
  :
else
  tcl_ok=0
fi
fi
rm -fr conftest*
if test $tcl_ok = 0; then
    LIBOBJS="${LIBOBJS-} strtod.o"
fi

#--------------------------------------------------------------------
#	Check for various typedefs and provide substitutes if
#	they don't exist.
#--------------------------------------------------------------------

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 1957 "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 1979 "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 1997 "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 2018 "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

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 2052 "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 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 2083 "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 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 2114 "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 2145 "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


#--------------------------------------------------------------------
#	If a system doesn't have an opendir function (man, that's old!)
#	then we have to supply a different version of dirent.h which
#	is compatible with the substitute version of opendir that's
#	provided.  This version only works with V7-style directories.
#--------------------------------------------------------------------

echo $ac_n "checking for opendir""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_opendir'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2185 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char opendir(); 

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_opendir) || defined (__stub___opendir)
choke me
#else
opendir();
#endif

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

fi
if eval "test \"`echo '$ac_cv_func_'opendir`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define USE_DIRENT2_H 1
EOF

fi


#--------------------------------------------------------------------
#	Check for the existence of sys_errlist (this is only needed if
#	there's no strerror, but I don't know how to conditionalize the
#	check).
#--------------------------------------------------------------------

echo $ac_n "checking sys_errlist""... $ac_c" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2235 "configure"
#include "confdefs.h"

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

extern char *sys_errlist[];
extern int sys_nerr;
sys_errlist[sys_nerr-1][0] = 0;

; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  echo "$ac_t""yes" 1>&4
else
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define NO_SYS_ERRLIST 1
EOF

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


#--------------------------------------------------------------------
#	The check below checks whether <sys/wait.h> defines the type
#	"union wait" correctly.  It's needed because of weirdness in
#	HP-UX where "union wait" is defined in both the BSD and SYS-V
#	environments.  Checking the usability of WIFEXITED seems to do
#	the trick.
#--------------------------------------------------------------------

echo $ac_n "checking union wait""... $ac_c" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2271 "configure"
#include "confdefs.h"
#include <sys/types.h> 
#include <sys/wait.h>
int main() { return 0; }
int t() {

union wait x;
WIFEXITED(x);		/* Generates compiler error if WIFEXITED
			 * uses an int. */

; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  echo "$ac_t""yes" 1>&4
else
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define NO_UNION_WAIT 1
EOF

 echo "$ac_t""no union wait" 1>&4
fi
rm -f conftest*


#--------------------------------------------------------------------
#	Check to see whether the system supports the matherr function
#	and its associated type "struct exception".
#--------------------------------------------------------------------

echo $ac_n "checking matherr support""... $ac_c" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2305 "configure"
#include "confdefs.h"
#include <math.h>
int main() { return 0; }
int t() {

struct exception x;
x.type = DOMAIN;
x.type = SING;

; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  LIBOBJS="${LIBOBJS-} matherr.o"
    cat >> confdefs.h <<\EOF
#define NEED_MATHERR 1
EOF
 
    echo "$ac_t""need matherr" 1>&4
else
  rm -rf conftest*
  echo "$ac_t""don't need matherr" 1>&4
fi
rm -f conftest*


#--------------------------------------------------------------------
#	End of the section lifted from tcl.
#--------------------------------------------------------------------

#--------------------------------------------------------------------
#	Check for rint()
#--------------------------------------------------------------------

LIBS="${LIBS-} -lm"
for ac_func in rint
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 2348 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char $ac_func(); 

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
$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


#--------------------------------------------------------------------
#	Check to see whether we know how to read the number of bytes
#	in a stdio buffer.
#--------------------------------------------------------------------

echo $ac_n "checking stdio support""... $ac_c" 1>&4
cat > conftest.$ac_ext <<EOF
#line 2396 "configure"
#include "confdefs.h"
#include <stdio.h>
int main() { return 0; }
int t() {

FILE f;
(f._IO_read_ptr >= f._IO_read_end);

; return 0; }
EOF
if eval $ac_compile; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define USE_LINUX_FBUFEMPTYP 1
EOF

   echo "$ac_t""using Linux fbufempty" 1>&4
else
  rm -rf conftest*
  echo "$ac_t""yes" 1>&4
fi
rm -f conftest*


#--------------------------------------------------------------------
#	Check to see if fsync is available.
#--------------------------------------------------------------------

echo $ac_n "checking for fsync""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_fsync'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2430 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char fsync(); 

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_fsync) || defined (__stub___fsync)
choke me
#else
fsync();
#endif

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

fi
if eval "test \"`echo '$ac_cv_func_'fsync`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  :
else
  echo "$ac_t""no" 1>&4
cat >> confdefs.h <<\EOF
#define NO_FSYNC 1
EOF

fi


#--------------------------------------------------------------------
#	Look for select() in various places.
#	Tk adds all of these libraries that are found.
#	Under Irix 5.2, all three are found, but none should be
#	used.  Go figure.  So I test to see when select() is
#	found and stop adding libraries at that point.
#--------------------------------------------------------------------

echo $ac_n "checking for select""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_select'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2485 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char select(); 

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_select) || defined (__stub___select)
choke me
#else
select();
#endif

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

fi
if eval "test \"`echo '$ac_cv_func_'select`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  select=1
else
  echo "$ac_t""no" 1>&4
select=0
fi

SAVE_LIBS="$LIBS"
for lib in Xbsd socket nsl; do
  if test $select = 0; then
    echo $ac_n "checking for -l$lib""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_lib_$lib'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  ac_save_LIBS="$LIBS"
LIBS="$LIBS -l$lib "
cat > conftest.$ac_ext <<EOF
#line 2533 "configure"
#include "confdefs.h"

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

fi
if eval "test \"`echo '$ac_cv_lib_'$lib`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  tryit=1
else
  echo "$ac_t""no" 1>&4
tryit=0
fi

    if test $tryit = 1; then
      LIBS="$LIBS -l$lib"
      echo $ac_n "checking for select""... $ac_c" 1>&4
if eval "test \"`echo '${'ac_cv_func_select'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&4
else
  cat > conftest.$ac_ext <<EOF
#line 2567 "configure"
#include "confdefs.h"
#include <ctype.h> /* Arbitrary system header to define __stub macros. */
/* Override any gcc2 internal prototype to avoid an error.  */
char select(); 

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_select) || defined (__stub___select)
choke me
#else
select();
#endif

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

fi
if eval "test \"`echo '$ac_cv_func_'select`\" = yes"; then
  echo "$ac_t""yes" 1>&4
  select=1
else
  echo "$ac_t""no" 1>&4
LIBS="$SAVE_LIBS"
fi

    fi
  fi
done
if test $select = 0; then
  echo "I can't find a select() in any library I've looked in,"
  echo "and you won't be able to compile without it.  Sorry."
fi


#--------------------------------------------------------------------
#       Now we read this file to determine which libraries were 
#       shipped with Mindy.
#--------------------------------------------------------------------


BUNDLED_LIBRARY_DIRS="dylan streams print format random coll-ext string-ext"





#--------------------------------------------------------------------
#	Finally, output the Makefiles for each part of the
#	distribution.  As a side effect the necessary directories are
#	created, too. 
#
#	In the best of all possible worlds, you would only need to add
#	new files to this list as mindy expands, and create the
#	Makefile.in for each of them;  in this world, however, you'll
#	probably have to mess with the rest of the file, so be warned:
#	autoconf is a very brittle programming language.
#--------------------------------------------------------------------

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

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


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

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

ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
for ac_option
do
  case "\$ac_option" in
  -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
    echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
    exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
  -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
    echo "$CONFIG_STATUS generated by autoconf version 2.1"
    exit 0 ;;
  -help | --help | --hel | --he | --h)
    echo "\$ac_cs_usage"; exit 0 ;;
  *) echo "\$ac_cs_usage"; exit 1 ;;
  esac
done

ac_given_srcdir=$srcdir
ac_given_INSTALL="$INSTALL"

trap 'rm -f Makefile \
	comp/Makefile \
	interp/Makefile \
	compat/Makefile \
	etc/Makefile \
	libraries/Makefile \
	libraries/dylan/Makefile \
	libraries/streams/Makefile \
	libraries/print/Makefile \
	libraries/format/Makefile \
	libraries/random/Makefile \
	libraries/coll-ext/Makefile \
	libraries/string-ext/Makefile \
	demos/Makefile \
	demos/hello-world/Makefile \
	demos/cat/Makefile \
	demos/html2txt/Makefile \
	tests/Makefile \
; 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%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@CC@%$CC%g
s%@LEX@%$LEX%g
s%@LEXLIB@%$LEXLIB%g
s%@YACC@%$YACC%g
s%@RANLIB@%$RANLIB%g
s%@CCOPTS@%$CCOPTS%g
s%@LFLAGS@%$LFLAGS%g
s%@LIBOBJS@%$LIBOBJS%g
s%@CPP@%$CPP%g
s%@BUNDLED_LIBRARY_DIRS@%$BUNDLED_LIBRARY_DIRS%g

CEOF
EOF
cat >> $CONFIG_STATUS <<EOF

CONFIG_FILES=\${CONFIG_FILES-"Makefile \
	comp/Makefile \
	interp/Makefile \
	compat/Makefile \
	etc/Makefile \
	libraries/Makefile \
	libraries/dylan/Makefile \
	libraries/streams/Makefile \
	libraries/print/Makefile \
	libraries/format/Makefile \
	libraries/random/Makefile \
	libraries/coll-ext/Makefile \
	libraries/string-ext/Makefile \
	demos/Makefile \
	demos/hello-world/Makefile \
	demos/cat/Makefile \
	demos/html2txt/Makefile \
	tests/Makefile \
"}
EOF
cat >> $CONFIG_STATUS <<\EOF
for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
  # Support "outfile[:infile]", defaulting infile="outfile.in".
  case "$ac_file" in
  *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
       ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
  *) ac_file_in="${ac_file}.in" ;;
  esac

  # Adjust relative srcdir, etc. for subdirectories.

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

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



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


rm config.cache
