#! /bin/sh

# Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf version 2.13 
# Copyright (C) 1992, 93, 94, 95, 96 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="$ac_help
  --enable-shared         build shared libraries [default=no]
  --enable-shared=PKGS    only build shared libraries if the current package
                          appears as an element in the PKGS list"
ac_help="$ac_help
  --enable-static         build static libraries [default=yes]
  --enable-static=PKGS    only build shared libraries if the current package
                          appears as an element in the PKGS list"
ac_help="$ac_help
  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]"

# 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
bindir='${exec_prefix}/bin'
sbindir='${exec_prefix}/sbin'
libexecdir='${exec_prefix}/libexec'
datadir='${prefix}/share'
sysconfdir='${prefix}/etc'
sharedstatedir='${prefix}/com'
localstatedir='${prefix}/var'
libdir='${exec_prefix}/lib'
includedir='${prefix}/include'
oldincludedir='/usr/include'
infodir='${prefix}/info'
mandir='${prefix}/man'

# Initialize some other variables.
subdirs=
MFLAGS= MAKEFLAGS=
SHELL=${CONFIG_SHELL-/bin/sh}
# Maximum number of lines to put in a shell here document.
ac_max_here_lines=12

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

  -bindir | --bindir | --bindi | --bind | --bin | --bi)
    ac_prev=bindir ;;
  -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
    bindir="$ac_optarg" ;;

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

  -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
    ac_prev=datadir ;;
  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
  | --da=*)
    datadir="$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
                          [$ac_default_prefix]
  --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
                          [same as prefix]
  --bindir=DIR            user executables in DIR [EPREFIX/bin]
  --sbindir=DIR           system admin executables in DIR [EPREFIX/sbin]
  --libexecdir=DIR        program executables in DIR [EPREFIX/libexec]
  --datadir=DIR           read-only architecture-independent data in DIR
                          [PREFIX/share]
  --sysconfdir=DIR        read-only single-machine data in DIR [PREFIX/etc]
  --sharedstatedir=DIR    modifiable architecture-independent data in DIR
                          [PREFIX/com]
  --localstatedir=DIR     modifiable single-machine data in DIR [PREFIX/var]
  --libdir=DIR            object code libraries in DIR [EPREFIX/lib]
  --includedir=DIR        C header files in DIR [PREFIX/include]
  --oldincludedir=DIR     C header files for non-gcc in DIR [/usr/include]
  --infodir=DIR           info documentation in DIR [PREFIX/info]
  --mandir=DIR            man documentation in DIR [PREFIX/man]
  --srcdir=DIR            find the sources in DIR [configure dir or ..]
  --program-prefix=PREFIX prepend PREFIX to installed program names
  --program-suffix=SUFFIX append SUFFIX to installed program names
  --program-transform-name=PROGRAM
                          run sed PROGRAM on installed program names
EOF
    cat << EOF
Host type:
  --build=BUILD           configure for building on BUILD [BUILD=HOST]
  --host=HOST             configure for HOST [guessed]
  --target=TARGET         configure for TARGET [TARGET=HOST]
Features and packages:
  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
  --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
  --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
  --x-includes=DIR        X include files are in DIR
  --x-libraries=DIR       X library files are in DIR
EOF
    if test -n "$ac_help"; then
      echo "--enable and --with options recognized:$ac_help"
    fi
    exit 0 ;;

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

  -includedir | --includedir | --includedi | --included | --include \
  | --includ | --inclu | --incl | --inc)
    ac_prev=includedir ;;
  -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
  | --includ=* | --inclu=* | --incl=* | --inc=*)
    includedir="$ac_optarg" ;;

  -infodir | --infodir | --infodi | --infod | --info | --inf)
    ac_prev=infodir ;;
  -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
    infodir="$ac_optarg" ;;

  -libdir | --libdir | --libdi | --libd)
    ac_prev=libdir ;;
  -libdir=* | --libdir=* | --libdi=* | --libd=*)
    libdir="$ac_optarg" ;;

  -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
  | --libexe | --libex | --libe)
    ac_prev=libexecdir ;;
  -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
  | --libexe=* | --libex=* | --libe=*)
    libexecdir="$ac_optarg" ;;

  -localstatedir | --localstatedir | --localstatedi | --localstated \
  | --localstate | --localstat | --localsta | --localst \
  | --locals | --local | --loca | --loc | --lo)
    ac_prev=localstatedir ;;
  -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
  | --localstate=* | --localstat=* | --localsta=* | --localst=* \
  | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
    localstatedir="$ac_optarg" ;;

  -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
    ac_prev=mandir ;;
  -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
    mandir="$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 ;;

  -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
  | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
  | --oldin | --oldi | --old | --ol | --o)
    ac_prev=oldincludedir ;;
  -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
  | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
  | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
    oldincludedir="$ac_optarg" ;;

  -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 ;;

  -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
    ac_prev=sbindir ;;
  -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
  | --sbi=* | --sb=*)
    sbindir="$ac_optarg" ;;

  -sharedstatedir | --sharedstatedir | --sharedstatedi \
  | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
  | --sharedst | --shareds | --shared | --share | --shar \
  | --sha | --sh)
    ac_prev=sharedstatedir ;;
  -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
  | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
  | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
  | --sha=* | --sh=*)
    sharedstatedir="$ac_optarg" ;;

  -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" ;;

  -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
  | --syscon | --sysco | --sysc | --sys | --sy)
    ac_prev=sysconfdir ;;
  -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
  | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
    sysconfdir="$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 2.13"
    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 standard input
# 1 file creation
# 2 errors and warnings
# 3 some systems may open it to /dev/tty
# 4 used on the Kubota Titan
# 6 checking for... messages and results
# 5 compiler messages saved in config.log
if test "$silent" = yes; then
  exec 6>/dev/null
else
  exec 6>&1
fi
exec 5>./config.log

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

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

# NLS nuisances.
# Only set these to C if already set.  These must not be set unconditionally
# because not all systems understand e.g. LANG=C (notably SCO).
# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
# Non-C LC_CTYPE values break the ctype check.
if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
if test "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    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=handler.c

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

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

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

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

ac_exeext=
ac_objext=o
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='	' ac_tt=
  else
    ac_n=-n ac_c= ac_t= ac_tt='
         '
  fi
else
  ac_n= ac_c='\c' ac_t= ac_tt='
         '
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>&6
echo "configure:541: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CC"; then
  ac_cv_prog_CC="$CC" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_CC="gcc"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
CC="$ac_cv_prog_CC"
if test -n "$CC"; then
  echo "$ac_t""$CC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

if test -z "$CC"; then
  # Extract the first word of "cc", so it can be a program name with args.
set dummy cc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:571: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CC"; then
  ac_cv_prog_CC="$CC" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_prog_rejected=no
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
        continue
      fi
      ac_cv_prog_CC="cc"
      break
    fi
  done
  IFS="$ac_save_ifs"
if test $ac_prog_rejected = yes; then
  # We found a bogon in the path, so make sure we never use it.
  set dummy $ac_cv_prog_CC
  shift
  if test $# -gt 0; then
    # We chose a different compiler from the bogus one.
    # However, it has the same basename, so the bogon will be chosen
    # first if we set CC to just the basename; use the full file name.
    shift
    set dummy "$ac_dir/$ac_word" "$@"
    shift
    ac_cv_prog_CC="$@"
  fi
fi
fi
fi
CC="$ac_cv_prog_CC"
if test -n "$CC"; then
  echo "$ac_t""$CC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

  if test -z "$CC"; then
    case "`uname -s`" in
    *win32* | *WIN32*)
      # Extract the first word of "cl", so it can be a program name with args.
set dummy cl; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:622: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CC"; then
  ac_cv_prog_CC="$CC" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_CC="cl"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
CC="$ac_cv_prog_CC"
if test -n "$CC"; then
  echo "$ac_t""$CC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi
 ;;
    esac
  fi
  test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
fi

echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
echo "configure:654: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5

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

cat > conftest.$ac_ext << EOF

#line 665 "configure"
#include "confdefs.h"

int main(){return(0);}
EOF
if { (eval echo configure:670: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  ac_cv_prog_cc_works=yes
  # If we can't run a trivial program, we are probably using a cross compiler.
  if (./conftest; exit) 2>/dev/null; then
    ac_cv_prog_cc_cross=no
  else
    ac_cv_prog_cc_cross=yes
  fi
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  ac_cv_prog_cc_works=no
fi
rm -fr conftest*
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross

echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
if test $ac_cv_prog_cc_works = no; then
  { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
echo "configure:696: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
cross_compiling=$ac_cv_prog_cc_cross

echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
echo "configure:701: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.c <<EOF
#ifdef __GNUC__
  yes;
#endif
EOF
if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:710: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
  ac_cv_prog_gcc=yes
else
  ac_cv_prog_gcc=no
fi
fi
echo "$ac_t""$ac_cv_prog_gcc" 1>&6

if test $ac_cv_prog_gcc = yes; then
  GCC=yes
else
  GCC=
fi

ac_test_CFLAGS="${CFLAGS+set}"
ac_save_CFLAGS="$CFLAGS"
CFLAGS=
if test "$ac_test_CFLAGS" = set; then
  CFLAGS="$ac_save_CFLAGS"
else
  if test "$GCC" = yes; then
    # Add "-O" to both the CC and CPP commands, to eliminate possible confusion
    # that results from __OPTIMIZE__ being defined for CC but not CPP.
    if echo "$CC " | grep ' -O[1-9 ]' > /dev/null 2>&1; then
      : # already optimizing
    else
      CC="$CC -O"
      ac_cv_prog_CC="$CC"
    fi
  else
    CFLAGS=
  fi
fi

                      echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
echo "configure:745: checking how to run the C preprocessor" >&5
# 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) $ac_c" 1>&6
else
    # This must be in double quotes, not single quotes, because CPP may get
  # substituted into the Makefile and "${CC-cc}" will confuse make.
  CPP="${CC-cc} -E"
  if test -n "$GCC"; then
    # Suppress warning messages.
    CPP="$CPP -w"
  fi
  # On the NeXT, cc -E runs the code through the compiler's parser,
  # not just through cpp. On NeXTstep 3.1 the same holds for /lib/cpp; use
  # "cc -E -traditional-cpp" instead.
  cat > conftest.$ac_ext <<EOF
#line 765 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:771: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  rm -rf conftest*
  ac_have_cpp=1
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
  if test -z "$ac_have_cpp"; then
    CPP="${CC-cc} -E -traditional-cpp"
    cat > conftest.$ac_ext <<EOF
#line 785 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:791: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  rm -rf conftest*
  ac_have_cpp=1
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
    if test -n "$ac_have_cpp"; then
      CC="${CC-cc} -traditional-cpp"
    else
      CPP="${CC-cc} -nologo -E"
      cat > conftest.$ac_ext <<EOF
#line 807 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:813: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  rm -rf conftest*
  ac_have_cpp=1
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
      if test -n "$ac_have_cpp"; then
        CC="${CC-cc} -nologo"
      else
        CPP=/lib/cpp
      fi
    fi
  fi
  ac_cv_prog_CC="$CC"
  ac_cv_prog_CPP="$CPP"
fi
  CPP="$ac_cv_prog_CPP"
else
  ac_cv_prog_CPP="$CPP"
fi
echo "$ac_t""$CPP" 1>&6

                      echo $ac_n "checking for AIX""... $ac_c" 1>&6
echo "configure:841: checking for AIX" >&5
if eval "test \"`echo '$''{'ac_cv_sys_aix'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 847 "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*
  ac_cv_sys_aix=yes
else
  rm -rf conftest*
  ac_cv_sys_aix=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_cv_sys_aix" 1>&6
if test $ac_cv_sys_aix = yes; then
  cat >> confdefs.h <<\EOF
#define _ALL_SOURCE 1
EOF

fi

                      echo $ac_n "checking for POSIXized ISC""... $ac_c" 1>&6
echo "configure:875: checking for POSIXized ISC" >&5
if eval "test \"`echo '$''{'ac_cv_sys_isc_posix'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test -d /etc/conf/kconfig.d &&
  grep _POSIX_VERSION /usr/include/sys/unistd.h >/dev/null 2>&1
then
  ac_cv_sys_isc_posix=yes
else
  ac_cv_sys_isc_posix=no
fi

fi

echo "$ac_t""$ac_cv_sys_isc_posix" 1>&6
if test $ac_cv_sys_isc_posix = yes; then
  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
  ISC=
fi

                      ac_safe=`echo "minix/config.h" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for minix/config.h""... $ac_c" 1>&6
echo "configure:908: checking for minix/config.h" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 913 "configure"
#include "confdefs.h"
#include <minix/config.h>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:918: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=yes"
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&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>&6
  MINIX=yes
else
  echo "$ac_t""no" 1>&6
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 $ac_n "checking whether using GNU C""... $ac_c" 1>&6
echo "configure:957: checking whether using GNU C" >&5
if eval "test \"`echo '$''{'cl_cv_prog_cc_gcc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 963 "configure"
#include "confdefs.h"
#ifdef __GNUC__
  yes
#endif

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


fi
echo "$ac_t""$cl_cv_prog_cc_gcc" 1>&6
if test $cl_cv_prog_cc_gcc = yes; then
  CC_GCC=true
  GCC_X_NONE='-x none'
else
  CC_GCC=false
  GCC_X_NONE=''
fi

                      echo $ac_n "checking whether CC works at all""... $ac_c" 1>&6
echo "configure:992: checking whether CC works at all" >&5
if eval "test \"`echo '$''{'cl_cv_prog_cc_works'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  

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

if test "$cross_compiling" = yes; then
  cat > conftest.$ac_ext <<EOF
#line 1007 "configure"
#include "confdefs.h"

int main() {

; return 0; }
EOF
if { (eval echo configure:1014: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  cl_cv_prog_cc_works=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_prog_cc_works=no
fi
rm -f conftest*
else
  cat > conftest.$ac_ext <<EOF
#line 1026 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
int main() { exit(0); }
EOF
if { (eval echo configure:1033: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  cl_cv_prog_cc_works=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  cl_cv_prog_cc_works=no
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi

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


fi
echo "$ac_t""$cl_cv_prog_cc_works" 1>&6
case "$cl_cv_prog_cc_works" in
  *no) echo "Installation or configuration problem: C compiler cannot create executables."; exit 1;;
  *yes) ;;
esac

                      # 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>&6
echo "configure:1072: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$RANLIB"; then
  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$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="true"
fi
fi
RANLIB="$ac_cv_prog_RANLIB"
if test -n "$RANLIB"; then
  echo "$ac_t""$RANLIB" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

                      # Find a good install program.  We prefer a C program (faster),
# so one script is as good as another.  But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AFS /usr/afsws/bin/install, which mishandles nonexistent args
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
echo "configure:1110: checking for a BSD compatible install" >&5
if test -z "$INSTALL"; then
if eval "test \"`echo '$''{'cl_cv_path_install'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
    IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
  for ac_dir in $PATH; do
    # Account for people who put trailing slashes in PATH elements.
    case "$ac_dir/" in
    /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
    *)
      # OSF1 and SCO ODT 3.0 have their own names for install.
      for ac_prog in ginstall installbsd scoinst install; do
        if test -f $ac_dir/$ac_prog; then
	  if test $ac_prog = install &&
            grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
	    # AIX install.  It has an incompatible calling convention.
	    # OSF/1 installbsd also uses dspmsg, but is usable.
	    :
	  else
	    if test $ac_prog = installbsd &&
	      grep src/bos $ac_dir/$ac_prog >/dev/null 2>&1; then
	      # AIX installbsd doesn't work without option "-g".
	      :
	    else
	      ac_cv_path_install="$ac_dir/$ac_prog -c"
	      break 2
	    fi
	  fi
	fi
      done
      ;;
    esac
  done
  IFS="$ac_save_ifs"
  # As a last resort, use cp.
  test -z "$cl_cv_path_install" && cl_cv_path_install="cp"

fi
  INSTALL="$cl_cv_path_install"
fi
echo "$ac_t""$INSTALL" 1>&6
# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
# It thinks the first close brace ends the variable substitution.
test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='$(INSTALL)'
if test -z "$INSTALL_DATA"; then
  case "$INSTALL" in
    cp | */cp ) INSTALL_DATA='$(INSTALL)' ;;
    * )         INSTALL_DATA='$(INSTALL) -m 644' ;;
  esac
fi

                       ac_aux_dir=${srcdir}/autoconf
echo $ac_n "checking host system type""... $ac_c" 1>&6
echo "configure:1164: checking host system type" >&5
if eval "test \"`echo '$''{'cl_cv_host'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
ac_config_guess=$ac_aux_dir/config.guess
ac_config_sub=$ac_aux_dir/config.sub
# Make sure we can run config.sub.
if $ac_config_sub sun4 >/dev/null 2>&1; then :
else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
fi
host_alias=$host
case "$host_alias" in
NONE)
  case $nonopt in
  NONE)         host_alias=`export CC; $ac_config_guess` ;;
  *)    host_alias=$nonopt ;;
  esac ;;
esac
# Don't fail just because the system is not listed in GNU's database.
if test -n "$host_alias"; then
  host=`$ac_config_sub $host_alias`
else
  host=unknown-unknown-unknown
fi
cl_cv_host="$host"

fi
echo "$ac_t""$cl_cv_host" 1>&6
host="$cl_cv_host"
host_cpu=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
host_vendor=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
host_os=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`

                      
case "$host_cpu" in
  i[4567]86 )
    host_cpu=i386
    ;;
  alphaev[4-7] | alphaev56 | alphapca5[67] )
    host_cpu=alpha
    ;;
  hppa1.0 | hppa1.1 | hppa2.0 )
    host_cpu=hppa
    ;;
  powerpc )
    host_cpu=rs6000
    ;;
  c1 | c2 | c32 | c34 | c38 | c4 )
    host_cpu=convex
    ;;
  mips )
    echo $ac_n "checking for 64-bit MIPS""... $ac_c" 1>&6
echo "configure:1217: checking for 64-bit MIPS" >&5
if eval "test \"`echo '$''{'cl_cv_host_mips64'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1223 "configure"
#include "confdefs.h"
#if defined(_MIPS_SZLONG)
#if (_MIPS_SZLONG == 64)
/* We should also check for (_MIPS_SZPTR == 64), but gcc keeps this at 32. */
  yes
#endif
#endif

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "yes" >/dev/null 2>&1; then
  rm -rf conftest*
  cl_cv_host_mips64=yes
else
  rm -rf conftest*
  cl_cv_host_mips64=no
fi
rm -f conftest*


fi
echo "$ac_t""$cl_cv_host_mips64" 1>&6
if test $cl_cv_host_mips64 = yes; then
  host_cpu=mips64
fi
    ;;
  sparc | sparc64 )
    echo $ac_n "checking for 64-bit SPARC""... $ac_c" 1>&6
echo "configure:1252: checking for 64-bit SPARC" >&5
if eval "test \"`echo '$''{'cl_cv_host_sparc64'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1258 "configure"
#include "confdefs.h"
#if defined(__sparcv9) || defined(__arch64__)
  yes
#endif

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "yes" >/dev/null 2>&1; then
  rm -rf conftest*
  cl_cv_host_sparc64=yes
else
  rm -rf conftest*
  cl_cv_host_sparc64=no
fi
rm -f conftest*


fi
echo "$ac_t""$cl_cv_host_sparc64" 1>&6
if test $cl_cv_host_sparc64 = yes; then
  host_cpu=sparc64
else
  host_cpu=sparc
fi
    ;;
esac
cat >> confdefs.h <<EOF
#ifndef __${host_cpu}__
#define __${host_cpu}__ 1
#endif
EOF

                      PACKAGE=sigsegv
# Check whether --enable-shared or --disable-shared was given.
if test "${enable_shared+set}" = set; then
  enableval="$enable_shared"
  p=${PACKAGE-default}
case "$enableval" in
yes) enable_shared=yes ;;
no) enable_shared=no ;;
*)
  enable_shared=no
  # Look at the argument we got.  We use all the common list separators.
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
  for pkg in $enableval; do
    if test "X$pkg" = "X$p"; then
      enable_shared=yes
    fi
  done
  IFS="$ac_save_ifs"
  ;;
esac
else
  enable_shared=no
fi

# Check whether --enable-static or --disable-static was given.
if test "${enable_static+set}" = set; then
  enableval="$enable_static"
  p=${PACKAGE-default}
case "$enableval" in
yes) enable_static=yes ;;
no) enable_static=no ;;
*)
  enable_static=no
  # Look at the argument we got.  We use all the common list separators.
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
  for pkg in $enableval; do
    if test "X$pkg" = "X$p"; then
      enable_static=yes
    fi
  done
  IFS="$ac_save_ifs"
  ;;
esac
else
  enable_static=yes
fi

# Check whether --with-gnu-ld or --without-gnu-ld was given.
if test "${with_gnu_ld+set}" = set; then
  withval="$with_gnu_ld"
  test "$withval" = no || with_gnu_ld=yes
else
  with_gnu_ld=no
fi


ac_prog=ld
if test "$ac_cv_prog_gcc" = yes; then
  # Check if gcc -print-prog-name=ld gives a path.
  echo $ac_n "checking for ld used by GCC""... $ac_c" 1>&6
echo "configure:1351: checking for ld used by GCC" >&5
  ac_prog=`($CC -print-prog-name=ld) 2>&5`
  case "$ac_prog" in
  # Accept absolute paths.
  /* | A-Za-z:\\*)
    test -z "$LD" && LD="$ac_prog"
    ;;
  "")
    # If it fails, then pretend we aren't using GCC.
    ac_prog=ld
    ;;
  *)
    # If it is relative, then search for the first ld in PATH.
    with_gnu_ld=unknown
    ;;
  esac
elif test "$with_gnu_ld" = yes; then
  echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
echo "configure:1369: checking for GNU ld" >&5
else
  echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
echo "configure:1372: checking for non-GNU ld" >&5
fi
if eval "test \"`echo '$''{'ac_cv_path_LD'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -z "$LD"; then
  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_prog"; then
      ac_cv_path_LD="$ac_dir/$ac_prog"
      # Check to see if the program is GNU ld.  I'd rather use --version,
      # but apparently some GNU ld's only accept -v.
      # Break only if it was the GNU/non-GNU ld that we prefer.
      if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
	test "$with_gnu_ld" != no && break
      else
        test "$with_gnu_ld" != yes && break
      fi
    fi
  done
  IFS="$ac_save_ifs"
else
  ac_cv_path_LD="$LD" # Let the user override the test with a path.
fi
fi

LD="$ac_cv_path_LD"
if test -n "$LD"; then
  echo "$ac_t""$LD" 1>&6
else
  echo "$ac_t""no" 1>&6
fi
test -z "$LD" && { echo "configure: error: no acceptable ld found in \$PATH" 1>&2; exit 1; }

echo $ac_n "checking if the linker ($LD) is GNU ld""... $ac_c" 1>&6
echo "configure:1408: checking if the linker ($LD) is GNU ld" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gnu_ld'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  # I'd rather use --version here, but apparently some GNU ld's only accept -v.
if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
  ac_cv_prog_gnu_ld=yes
else
  ac_cv_prog_gnu_ld=no
fi
fi
echo "$ac_t""$ac_cv_prog_gnu_ld" 1>&6


echo $ac_n "checking for BSD-compatible nm""... $ac_c" 1>&6
echo "configure:1423: checking for BSD-compatible nm" >&5
if eval "test \"`echo '$''{'ac_cv_path_NM'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  case "$NM" in
/* | A-Za-z:\\*)
  ac_cv_path_NM="$NM" # Let the user override the test with a path.
  ;;
*)
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
  for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/nm; then
      # Check to see if the nm accepts a BSD-compat flag.
      # Adding the `sed 1q' prevents false positives on HP-UX, which says:
      #   nm: unknown option "B" ignored
      if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
        ac_cv_path_NM="$ac_dir/nm -B"
      elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
        ac_cv_path_NM="$ac_dir/nm -p"
      else
        ac_cv_path_NM="$ac_dir/nm"
      fi
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm
  ;;
esac
fi

NM="$ac_cv_path_NM"
echo "$ac_t""$NM" 1>&6


echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
echo "configure:1460: checking whether ln -s works" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  rm -f conftestdata
if ln -s X conftestdata 2>/dev/null
then
  rm -f conftestdata
  ac_cv_prog_LN_S="ln -s"
else
  ac_cv_prog_LN_S=ln
fi
fi
LN_S="$ac_cv_prog_LN_S"
if test "$ac_cv_prog_LN_S" = "ln -s"; then
  echo "$ac_t""yes" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

# Always use our own libtool.
LIBTOOL='$(SHELL) $(top_builddir)/libtool'

# Check for any special flags to pass to ltconfig.
libtool_flags=
test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
test "$silent" = yes && libtool_flags="$libtool_flags --silent"
test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"

# Some flags need to be propagated to the compiler or linker for good
# libtool support.
case "$host" in
*-*-irix6*)
  # Find out which ABI we are using.
  echo '#line 1496 "configure"' > conftest.$ac_ext
  if { (eval echo configure:1497: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
    case "`/usr/bin/file conftest.o`" in
    *32-bit*)
      LD="${LD-ld} -32"
      ;;
    *N32*)
      LD="${LD-ld} -n32"
      ;;
    *64-bit*)
      LD="${LD-ld} -64"
      ;;
    esac
  fi
  rm -rf conftest*
  ;;

*-*-sco3.2v5*)
  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
  CFLAGS="$CFLAGS -belf"
  ;;
esac

# Actually configure libtool.  ac_aux_dir is where install-sh is found.
CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \
${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig \
$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
|| { echo "configure: error: libtool configure failed" 1>&2; exit 1; }

                      
for ac_hdr in sys/file.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:1531: checking for $ac_hdr" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1536 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:1541: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=yes"
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&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>&6
    ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
  cat >> confdefs.h <<EOF
#define $ac_tr_hdr 1
EOF
 
else
  echo "$ac_t""no" 1>&6
fi
done

if test $ac_cv_header_sys_file_h = yes; then
openflags_decl='
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <sys/types.h>
#include <unistd.h>
#endif
#include <fcntl.h>
'
openflags_prog='int x = O_RDWR | O_RDONLY | O_WRONLY | O_CREAT | O_TRUNC;'
echo $ac_n "checking for O_RDWR in fcntl.h""... $ac_c" 1>&6
echo "configure:1578: checking for O_RDWR in fcntl.h" >&5
if eval "test \"`echo '$''{'cl_cv_decl_O_RDWR_fcntl_h'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1584 "configure"
#include "confdefs.h"
$openflags_decl
int main() {
$openflags_prog
; return 0; }
EOF
if { (eval echo configure:1591: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  cl_cv_decl_O_RDWR_fcntl_h=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_decl_O_RDWR_fcntl_h=no
fi
rm -f conftest*

fi

echo "$ac_t""$cl_cv_decl_O_RDWR_fcntl_h" 1>&6
if test $cl_cv_decl_O_RDWR_fcntl_h = yes; then
  openflags_ok=1
fi
if test -z "$openflags_ok"; then
cat >> confdefs.h <<\EOF
#define OPEN_NEEDS_SYS_FILE_H 1
EOF

fi
fi

                      echo $ac_n "checking for memset declaration""... $ac_c" 1>&6
echo "configure:1617: checking for memset declaration" >&5
if eval "test \"`echo '$''{'cl_cv_proto_memset'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
for y in 'int' 'size_t'; do
for x in 'char*' 'void*'; do
if test -z "$have_memset"; then
cat > conftest.$ac_ext <<EOF
#line 1626 "configure"
#include "confdefs.h"

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <string.h>
#undef memset
extern
#ifdef __cplusplus
"C"
#endif

#if defined(__STDC__) || defined(__cplusplus)
$x memset ($x s, int c, $y n);
#else
$x memset();
#endif

int main() {

; return 0; }
EOF
if { (eval echo configure:1650: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  cl_cv_proto_memset_ret="$x"
cl_cv_proto_memset_arg1="$x"
cl_cv_proto_memset_arg3="$y"
have_memset=1
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
fi
done
done

cl_cv_proto_memset="extern $cl_cv_proto_memset_ret memset ($cl_cv_proto_memset_arg1, int, $cl_cv_proto_memset_arg3);"
fi

cl_cv_proto_memset=`echo "$cl_cv_proto_memset" | tr -s ' ' | sed -e 's/( /(/'`
echo "$ac_t""${ac_tt}$cl_cv_proto_memset" 1>&6


cat >> confdefs.h <<EOF
#define RETMEMSETTYPE $cl_cv_proto_memset_ret
EOF


                      echo $ac_n "checking for malloc declaration""... $ac_c" 1>&6
echo "configure:1678: checking for malloc declaration" >&5
if eval "test \"`echo '$''{'cl_cv_proto_malloc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1684 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "void.*\*.*malloc" >/dev/null 2>&1; then
  rm -rf conftest*
  malloc_void=1
fi
rm -f conftest*
if test -z "$malloc_void"; then
cat > conftest.$ac_ext <<EOF
#line 1696 "configure"
#include "confdefs.h"

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
extern
#ifdef __cplusplus
"C"
#endif
void* malloc();
int main() {

; return 0; }
EOF
if { (eval echo configure:1712: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  malloc_void=1
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
fi
if test -n "$malloc_void"; then
cl_cv_proto_malloc_ret="void*"
else
cl_cv_proto_malloc_ret="char*"
fi
cat > conftest.$ac_ext <<EOF
#line 1727 "configure"
#include "confdefs.h"

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif

extern
#ifdef __cplusplus
"C"
#endif

#if defined(__STDC__) || defined(__cplusplus)
$cl_cv_proto_malloc_ret malloc (unsigned int size);
#else
$cl_cv_proto_malloc_ret malloc();
#endif

int main() {

; return 0; }
EOF
if { (eval echo configure:1750: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  cl_cv_proto_malloc_arg1="unsigned int"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_proto_malloc_arg1="size_t"
fi
rm -f conftest*


cl_cv_proto_malloc="extern $cl_cv_proto_malloc_ret malloc ($cl_cv_proto_malloc_arg1);"
fi

cl_cv_proto_malloc=`echo "$cl_cv_proto_malloc" | tr -s ' ' | sed -e 's/( /(/'`
echo "$ac_t""${ac_tt}$cl_cv_proto_malloc" 1>&6


cat >> confdefs.h <<EOF
#define RETMALLOCTYPE $cl_cv_proto_malloc_ret
EOF

cat >> confdefs.h <<EOF
#define MALLOC_SIZE_T $cl_cv_proto_malloc_arg1
EOF


                      echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
echo "configure:1779: checking return type of signal handlers" >&5
if eval "test \"`echo '$''{'cl_cv_type_signal'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1784 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <signal.h>
#ifdef signal
#undef signal
#endif
extern
#ifdef __cplusplus
"C" void (*signal (int, void (*)(int)))(int);
#else
void (*signal ()) ();
#endif

int main() {

; return 0; }
EOF
if { (eval echo configure:1802: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  cl_cv_type_signal=void
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  
cat > conftest.$ac_ext <<EOF
#line 1811 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <signal.h>
#ifdef signal
#undef signal
#endif
extern
#ifdef __cplusplus
"C" void (*signal (...))(...);
#else
void (*signal ()) ();
#endif

int main() {

; return 0; }
EOF
if { (eval echo configure:1829: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  cl_cv_type_signal=void
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_type_signal=int
fi
rm -f conftest*
fi
rm -f conftest*
fi
echo "$ac_t""$cl_cv_type_signal" 1>&6
cat >> confdefs.h <<EOF
#define RETSIGTYPE $cl_cv_type_signal
EOF

echo $ac_n "checking whether the signal handler function type needs dots""... $ac_c" 1>&6
echo "configure:1848: checking whether the signal handler function type needs dots" >&5
if eval "test \"`echo '$''{'cl_cv_proto_signal_dots'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1853 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <signal.h>
#ifdef signal
#undef signal
#endif
extern
#ifdef __cplusplus
"C" $cl_cv_type_signal (*signal (int, $cl_cv_type_signal (*)(int)))(int);
#else
$cl_cv_type_signal (*signal ()) ();
#endif

int main() {

; return 0; }
EOF
if { (eval echo configure:1871: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  cl_cv_proto_signal_dots=no
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_proto_signal_dots=yes
fi
rm -f conftest*
fi
echo "$ac_t""$cl_cv_proto_signal_dots" 1>&6
if test $cl_cv_proto_signal_dots = yes; then
cat >> confdefs.h <<\EOF
#define SIGTYPE_DOTS 1
EOF

fi

                      signalblocks=""
echo $ac_n "checking for sighold""... $ac_c" 1>&6
echo "configure:1892: checking for sighold" >&5
if eval "test \"`echo '$''{'ac_cv_func_sighold'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1897 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char sighold(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char sighold();

int main() {

/* 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_sighold) || defined (__stub___sighold)
choke me
#else
sighold();
#endif

; return 0; }
EOF
if { (eval echo configure:1923: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_sighold=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_func_sighold=no"
fi
rm -f conftest*
fi

if eval "test \"`echo '$ac_cv_func_'sighold`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  cat >> confdefs.h <<\EOF
#define SIGNALBLOCK_SYSV 1
EOF

signalblocks="$signalblocks SystemV"
else
  echo "$ac_t""no" 1>&6
fi
cat > conftest.$ac_ext <<EOF
#line 1946 "configure"
#include "confdefs.h"
#include <signal.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "sigset_t" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  signals_not_posix=1
fi
rm -f conftest*
if test -z "$signals_not_posix"; then
echo $ac_n "checking for sigprocmask""... $ac_c" 1>&6
echo "configure:1960: checking for sigprocmask" >&5
if eval "test \"`echo '$''{'ac_cv_func_sigprocmask'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1965 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char sigprocmask(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char sigprocmask();

int main() {

/* 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_sigprocmask) || defined (__stub___sigprocmask)
choke me
#else
sigprocmask();
#endif

; return 0; }
EOF
if { (eval echo configure:1991: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_sigprocmask=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_func_sigprocmask=no"
fi
rm -f conftest*
fi

if eval "test \"`echo '$ac_cv_func_'sigprocmask`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  cat >> confdefs.h <<\EOF
#define SIGNALBLOCK_POSIX 1
EOF

signalblocks="$signalblocks POSIX"
else
  echo "$ac_t""no" 1>&6
fi
fi
echo $ac_n "checking for sigblock""... $ac_c" 1>&6
echo "configure:2015: checking for sigblock" >&5
if eval "test \"`echo '$''{'ac_cv_func_sigblock'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2020 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char sigblock(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char sigblock();

int main() {

/* 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_sigblock) || defined (__stub___sigblock)
choke me
#else
sigblock();
#endif

; return 0; }
EOF
if { (eval echo configure:2046: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_sigblock=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_func_sigblock=no"
fi
rm -f conftest*
fi

if eval "test \"`echo '$ac_cv_func_'sigblock`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  cat >> confdefs.h <<\EOF
#define SIGNALBLOCK_BSD 1
EOF

signalblocks="$signalblocks BSD"
else
  echo "$ac_t""no" 1>&6
fi
echo $ac_n "checking for signal blocking interfaces""... $ac_c" 1>&6
echo "configure:2069: checking for signal blocking interfaces" >&5
if eval "test \"`echo '$''{'cl_cv_func_signalblocks'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test -z "$signalblocks"; then
  cl_cv_func_signalblocks="none"
else
  cl_cv_func_signalblocks=`echo $signalblocks`
fi

fi
echo "$ac_t""$cl_cv_func_signalblocks" 1>&6

                      echo $ac_n "checking whether signal handlers need to be reinstalled""... $ac_c" 1>&6
echo "configure:2084: checking whether signal handlers need to be reinstalled" >&5
if eval "test \"`echo '$''{'cl_cv_func_signal_reinstall'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test "$cross_compiling" = yes; then
  cl_cv_func_signal_reinstall="guessing yes"
else
  cat > conftest.$ac_ext <<EOF
#line 2093 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <signal.h>
#ifdef __CYGWIN32__
/* On Cygwin32 version 18, this test would hang (SIGALRM not being signalled).
 * Let it fail instead. */
#error "better fail than hang"
#endif
#if !defined(__STDC__) || __STDC__ != 1
#define volatile
#endif
volatile int gotsig=0;
RETSIGTYPE sigalrm_handler() { gotsig=1; }
int got_sig () { return gotsig; }
#ifdef __cplusplus
#ifdef SIGTYPE_DOTS
typedef RETSIGTYPE (*signal_handler) (...);
#else
typedef RETSIGTYPE (*signal_handler) (int);
#endif
#else
typedef RETSIGTYPE (*signal_handler) ();
#endif
int main() { /* returns 0 if they need not to be reinstalled */
  signal(SIGALRM,(signal_handler)sigalrm_handler); alarm(1); while (!got_sig());
  exit(!( (signal_handler)signal(SIGALRM,(signal_handler)sigalrm_handler)
          == (signal_handler)sigalrm_handler
      ) );
}
EOF
if { (eval echo configure:2131: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  cl_cv_func_signal_reinstall=no
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  cl_cv_func_signal_reinstall=yes
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi


fi
echo "$ac_t""$cl_cv_func_signal_reinstall" 1>&6
case "$cl_cv_func_signal_reinstall" in
  *yes) cat >> confdefs.h <<\EOF
#define SIGNAL_NEED_REINSTALL 1
EOF
 ;;
  *no) ;;
esac

                      case "$signalblocks" in
  *POSIX* | *BSD*)
echo $ac_n "checking whether signals are blocked when signal handlers are entered""... $ac_c" 1>&6
echo "configure:2166: checking whether signals are blocked when signal handlers are entered" >&5
if eval "test \"`echo '$''{'cl_cv_func_signal_blocked'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test "$cross_compiling" = yes; then
  cl_cv_func_signal_blocked="guessing yes"
else
  cat > conftest.$ac_ext <<EOF
#line 2175 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <signal.h>
#ifdef __CYGWIN32__
/* On Cygwin32 version 18, this test would hang (SIGALRM not being signalled).
 * Let it fail instead. */
#error "better fail than hang"
#endif
int gotsig=0;
int wasblocked=0;
#ifdef __cplusplus
#ifdef SIGTYPE_DOTS
typedef RETSIGTYPE (*signal_handler) (...);
#else
typedef RETSIGTYPE (*signal_handler) (int);
#endif
#else
typedef RETSIGTYPE (*signal_handler) ();
#endif
RETSIGTYPE sigalrm_handler()
{ gotsig=1;
#ifdef SIGNAL_NEED_REINSTALL
  signal(SIGALRM,(signal_handler)sigalrm_handler);
#endif
#ifdef SIGNALBLOCK_POSIX
  { sigset_t blocked;
    sigprocmask(SIG_BLOCK, (sigset_t *) 0, &blocked);
    wasblocked = sigismember(&blocked,SIGALRM) ? 1 : 0;
  }
#else
  wasblocked = ((sigblock(0) & sigmask(SIGALRM)) != 0);
#endif
}
int got_sig () { return gotsig; }
int main() { /* returns 0 if they need not to be unblocked */
  signal(SIGALRM,(signal_handler)sigalrm_handler); alarm(1); while (!got_sig());
  exit(wasblocked);
}
EOF
if { (eval echo configure:2222: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  cl_cv_func_signal_blocked=no
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  cl_cv_func_signal_blocked=yes
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi


fi
echo "$ac_t""$cl_cv_func_signal_blocked" 1>&6
case "$cl_cv_func_signal_blocked" in
  *yes) cat >> confdefs.h <<\EOF
#define SIGNAL_NEED_UNBLOCK 1
EOF
 ;;
  *no) ;;
esac
  ;;
  *) ;;
esac

                      case "$signalblocks" in
  *POSIX* | *BSD*)
echo $ac_n "checking whether other signals are blocked when signal handlers are entered""... $ac_c" 1>&6
echo "configure:2260: checking whether other signals are blocked when signal handlers are entered" >&5
if eval "test \"`echo '$''{'cl_cv_func_signal_blocked_others'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test "$cross_compiling" = yes; then
  cl_cv_func_signal_blocked_others="guessing yes"
else
  cat > conftest.$ac_ext <<EOF
#line 2269 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <signal.h>
#ifdef __CYGWIN32__
/* On Cygwin32 version 18, this test would hang (SIGALRM not being signalled).
 * Let it fail instead. */
#error "better fail than hang"
#endif
int gotsig=0;
int somewereblocked=0;
#ifdef __cplusplus
#ifdef SIGTYPE_DOTS
typedef RETSIGTYPE (*signal_handler) (...);
#else
typedef RETSIGTYPE (*signal_handler) (int);
#endif
#else
typedef RETSIGTYPE (*signal_handler) ();
#endif
RETSIGTYPE sigalrm_handler()
{ gotsig=1;
#ifdef SIGNAL_NEED_REINSTALL
  signal(SIGALRM,(signal_handler)sigalrm_handler);
#endif
#ifdef SIGNALBLOCK_POSIX
  { sigset_t blocked;
    int i;
    sigprocmask(SIG_BLOCK, (sigset_t *) 0, &blocked);
    for (i=1; i<32; i++)
      if (i!=SIGALRM && sigismember(&blocked,i))
        somewereblocked = 1;
  }
#else
  somewereblocked = ((sigblock(0) & ~sigmask(SIGALRM)) != 0);
#endif
}
int got_sig () { return gotsig; }
int main() { /* returns 0 if they need not to be unblocked */
  signal(SIGALRM,(signal_handler)sigalrm_handler); alarm(1); while (!got_sig());
  exit(somewereblocked);
}
EOF
if { (eval echo configure:2319: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  cl_cv_func_signal_blocked_others=no
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  cl_cv_func_signal_blocked_others=yes
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi


fi
echo "$ac_t""$cl_cv_func_signal_blocked_others" 1>&6
case "$cl_cv_func_signal_blocked_others" in
  *yes) cat >> confdefs.h <<\EOF
#define SIGNAL_NEED_UNBLOCK_OTHERS 1
EOF
 ;;
  *no) ;;
esac
  ;;
  *) ;;
esac

                      

echo $ac_n "checking for sigaction""... $ac_c" 1>&6
echo "configure:2357: checking for sigaction" >&5
if eval "test \"`echo '$''{'ac_cv_func_sigaction'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2362 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char sigaction(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char sigaction();

int main() {

/* 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 echo configure:2388: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_sigaction=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  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>&6
  cat >> confdefs.h <<\EOF
#define HAVE_SIGACTION 1
EOF

have_sigaction=1
else
  echo "$ac_t""no" 1>&6
fi

                      if test -n "$have_sigaction"; then
echo $ac_n "checking whether sigaction handlers need to be reinstalled""... $ac_c" 1>&6
echo "configure:2413: checking whether sigaction handlers need to be reinstalled" >&5
if eval "test \"`echo '$''{'cl_cv_func_sigaction_reinstall'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test "$cross_compiling" = yes; then
  cl_cv_func_sigaction_reinstall="guessing yes"
else
  cat > conftest.$ac_ext <<EOF
#line 2422 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <signal.h>
#ifdef __CYGWIN32__
/* On Cygwin32 version 18, this test would hang (SIGALRM not being signalled).
 * Let it fail instead. */
#error "better fail than hang"
#endif
#ifdef __cplusplus
#ifdef SIGTYPE_DOTS
typedef RETSIGTYPE (*signal_handler) (...);
#else
typedef RETSIGTYPE (*signal_handler) (int);
#endif
#else
typedef RETSIGTYPE (*signal_handler) ();
#endif
#if defined(__STDC__) || defined(__cplusplus)
signal_handler mysignal (int sig, signal_handler handler)
#else
signal_handler mysignal (sig, handler)
     int sig;
     signal_handler handler;
#endif
{ struct sigaction old_sa;
  struct sigaction new_sa;
  memset(&new_sa,0,sizeof(new_sa));
  new_sa.sa_handler = handler;
  if (sigaction(sig,&new_sa,&old_sa)<0) { return (signal_handler)SIG_IGN; }
  return (signal_handler)old_sa.sa_handler;
}
#if !defined(__STDC__) || __STDC__ != 1
#define volatile
#endif
volatile int gotsig=0;
RETSIGTYPE sigalrm_handler() { gotsig=1; }
int got_sig () { return gotsig; }
int main() { /* returns 0 if they need not to be reinstalled */
  mysignal(SIGALRM,(signal_handler)sigalrm_handler); alarm(1); while (!got_sig());
  exit(!( mysignal(SIGALRM,(signal_handler)sigalrm_handler)
          == (signal_handler)sigalrm_handler
      ) );
}
EOF
if { (eval echo configure:2474: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  cl_cv_func_sigaction_reinstall=no
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  cl_cv_func_sigaction_reinstall=yes
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi


fi
echo "$ac_t""$cl_cv_func_sigaction_reinstall" 1>&6
case "$cl_cv_func_sigaction_reinstall" in
  *yes) cat >> confdefs.h <<\EOF
#define SIGACTION_NEED_REINSTALL 1
EOF
 ;;
  *no) ;;
esac
fi

                      if test -n "$have_sigaction"; then
case "$signalblocks" in
  *POSIX* | *BSD*)
echo $ac_n "checking whether signals are blocked when sigaction handlers are entered""... $ac_c" 1>&6
echo "configure:2511: checking whether signals are blocked when sigaction handlers are entered" >&5
if eval "test \"`echo '$''{'cl_cv_func_sigaction_blocked'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test "$cross_compiling" = yes; then
  cl_cv_func_sigaction_blocked="guessing yes"
else
  cat > conftest.$ac_ext <<EOF
#line 2520 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <signal.h>
#ifdef __CYGWIN32__
/* On Cygwin32 version 18, this test would hang (SIGALRM not being signalled).
 * Let it fail instead. */
#error "better fail than hang"
#endif
#ifdef __cplusplus
#ifdef SIGTYPE_DOTS
typedef RETSIGTYPE (*signal_handler) (...);
#else
typedef RETSIGTYPE (*signal_handler) (int);
#endif
#else
typedef RETSIGTYPE (*signal_handler) ();
#endif
#if defined(__STDC__) || defined(__cplusplus)
signal_handler mysignal (int sig, signal_handler handler)
#else
signal_handler mysignal (sig, handler)
     int sig;
     signal_handler handler;
#endif
{ struct sigaction old_sa;
  struct sigaction new_sa;
  memset(&new_sa,0,sizeof(new_sa));
  new_sa.sa_handler = handler;
  if (sigaction(sig,&new_sa,&old_sa)<0) { return (signal_handler)SIG_IGN; }
  return (signal_handler)old_sa.sa_handler;
}
int gotsig=0;
int wasblocked=0;
RETSIGTYPE sigalrm_handler()
{ gotsig=1;
#ifdef SIGNAL_NEED_REINSTALL
  mysignal(SIGALRM,(signal_handler)sigalrm_handler);
#endif
#ifdef SIGNALBLOCK_POSIX
  { sigset_t blocked;
    sigprocmask(SIG_BLOCK, (sigset_t *) 0, &blocked);
    wasblocked = sigismember(&blocked,SIGALRM) ? 1 : 0;
  }
#else
  wasblocked = ((sigblock(0) & sigmask(SIGALRM)) != 0);
#endif
}
int got_sig () { return gotsig; }
int main() { /* returns 0 if they need not to be unblocked */
  mysignal(SIGALRM,(signal_handler)sigalrm_handler); alarm(1); while (!got_sig());
  exit(wasblocked);
}
EOF
if { (eval echo configure:2581: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  cl_cv_func_sigaction_blocked=no
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  cl_cv_func_sigaction_blocked=yes
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi


fi
echo "$ac_t""$cl_cv_func_sigaction_blocked" 1>&6
case "$cl_cv_func_sigaction_blocked" in
  *yes) cat >> confdefs.h <<\EOF
#define SIGACTION_NEED_UNBLOCK 1
EOF
 ;;
  *no) ;;
esac
  ;;
  *) ;;
esac
fi

                      echo $ac_n "checking for siginterrupt""... $ac_c" 1>&6
echo "configure:2618: checking for siginterrupt" >&5
if eval "test \"`echo '$''{'ac_cv_func_siginterrupt'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2623 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char siginterrupt(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char siginterrupt();

int main() {

/* 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_siginterrupt) || defined (__stub___siginterrupt)
choke me
#else
siginterrupt();
#endif

; return 0; }
EOF
if { (eval echo configure:2649: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_siginterrupt=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_func_siginterrupt=no"
fi
rm -f conftest*
fi

if eval "test \"`echo '$ac_cv_func_'siginterrupt`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  cat >> confdefs.h <<\EOF
#define HAVE_SIGINTERRUPT 1
EOF

have_siginterrupt=1
else
  echo "$ac_t""no" 1>&6
fi
if test -z "$have_siginterrupt" -a -z "$have_sigaction"; then
for ac_func in sigvec
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:2675: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2680 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char $ac_func(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char $ac_func();

int main() {

/* 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 echo configure:2706: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  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>&6
    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
  cat >> confdefs.h <<EOF
#define $ac_tr_func 1
EOF
 
else
  echo "$ac_t""no" 1>&6
fi
done
fi

                      echo $ac_n "checking for sigaltstack""... $ac_c" 1>&6
echo "configure:2732: checking for sigaltstack" >&5
if eval "test \"`echo '$''{'cl_cv_func_sigaltstack'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2738 "configure"
#include "confdefs.h"
#include <signal.h>
int main() {
int x = SA_ONSTACK; stack_t ss; sigaltstack((stack_t*)0,&ss);
; return 0; }
EOF
if { (eval echo configure:2745: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  cl_cv_func_sigaltstack=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_func_sigaltstack=no
fi
rm -f conftest*

fi

echo "$ac_t""$cl_cv_func_sigaltstack" 1>&6
if test $cl_cv_func_sigaltstack = yes; then
  cat >> confdefs.h <<\EOF
#define HAVE_SIGALTSTACK 1
EOF

fi

                      
echo $ac_n "checking for getpagesize""... $ac_c" 1>&6
echo "configure:2768: checking for getpagesize" >&5
if eval "test \"`echo '$''{'cl_cv_func_getpagesize'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2774 "configure"
#include "confdefs.h"

#ifdef HAVE_UNISTD_H
#include <sys/types.h>
#include <unistd.h>
#endif

int main() {
getpagesize();
; return 0; }
EOF
if { (eval echo configure:2786: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  cl_cv_func_getpagesize=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_func_getpagesize=no
fi
rm -f conftest*

fi

echo "$ac_t""$cl_cv_func_getpagesize" 1>&6
if test $cl_cv_func_getpagesize = yes; then
  cat >> confdefs.h <<\EOF
#define HAVE_GETPAGESIZE 1
EOF

have_getpagesize=1
fi
if test -n "$have_getpagesize"; then
echo $ac_n "checking for getpagesize declaration""... $ac_c" 1>&6
echo "configure:2809: checking for getpagesize declaration" >&5
if eval "test \"`echo '$''{'cl_cv_proto_getpagesize'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2815 "configure"
#include "confdefs.h"

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif

extern
#ifdef __cplusplus
"C"
#endif
int getpagesize();

int main() {

; return 0; }
EOF
if { (eval echo configure:2833: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  cl_cv_proto_getpagesize_ret="int"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_proto_getpagesize_ret="size_t"
fi
rm -f conftest*


cl_cv_proto_getpagesize="extern $cl_cv_proto_getpagesize_ret getpagesize (void);"
fi

cl_cv_proto_getpagesize=`echo "$cl_cv_proto_getpagesize" | tr -s ' ' | sed -e 's/( /(/'`
echo "$ac_t""${ac_tt}$cl_cv_proto_getpagesize" 1>&6


cat >> confdefs.h <<EOF
#define RETGETPAGESIZETYPE $cl_cv_proto_getpagesize_ret
EOF

fi

                      echo $ac_n "checking for vadvise""... $ac_c" 1>&6
echo "configure:2859: checking for vadvise" >&5
if eval "test \"`echo '$''{'cl_cv_func_vadvise'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2865 "configure"
#include "confdefs.h"
#include <sys/vadvise.h>
int main() {
vadvise(0);
; return 0; }
EOF
if { (eval echo configure:2872: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  cl_cv_func_vadvise=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_func_vadvise=no
fi
rm -f conftest*

fi

echo "$ac_t""$cl_cv_func_vadvise" 1>&6
if test $cl_cv_func_vadvise = yes; then
  cat >> confdefs.h <<\EOF
#define HAVE_VADVISE 1
EOF

fi

                      echo $ac_n "checking for vm_allocate""... $ac_c" 1>&6
echo "configure:2894: checking for vm_allocate" >&5
if eval "test \"`echo '$''{'cl_cv_func_vm'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2900 "configure"
#include "confdefs.h"

int main() {
vm_allocate(); task_self();
; return 0; }
EOF
if { (eval echo configure:2907: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  cl_cv_func_vm=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_func_vm=no
fi
rm -f conftest*

fi

echo "$ac_t""$cl_cv_func_vm" 1>&6
if test $cl_cv_func_vm = yes; then
  cat >> confdefs.h <<\EOF
#define HAVE_MACH_VM 1
EOF

fi

                      
ac_safe=`echo "sys/mman.h" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for sys/mman.h""... $ac_c" 1>&6
echo "configure:2931: checking for sys/mman.h" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2936 "configure"
#include "confdefs.h"
#include <sys/mman.h>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:2941: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=yes"
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&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>&6
  :
else
  echo "$ac_t""no" 1>&6
no_mmap=1
fi
if test -z "$no_mmap"; then
echo $ac_n "checking for mmap""... $ac_c" 1>&6
echo "configure:2964: checking for mmap" >&5
if eval "test \"`echo '$''{'ac_cv_func_mmap'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2969 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char mmap(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char mmap();

int main() {

/* 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_mmap) || defined (__stub___mmap)
choke me
#else
mmap();
#endif

; return 0; }
EOF
if { (eval echo configure:2995: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_mmap=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_func_mmap=no"
fi
rm -f conftest*
fi

if eval "test \"`echo '$ac_cv_func_'mmap`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  :
else
  echo "$ac_t""no" 1>&6
no_mmap=1
fi
if test -z "$no_mmap"; then
cat >> confdefs.h <<\EOF
#define HAVE_MMAP 1
EOF

echo $ac_n "checking for mmap declaration""... $ac_c" 1>&6
echo "configure:3020: checking for mmap declaration" >&5
if eval "test \"`echo '$''{'cl_cv_proto_mmap'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
for z in 'int' 'size_t'; do
for y in 'void*' 'caddr_t'; do
for x in 'void*' 'caddr_t'; do
if test -z "$have_mmap_decl"; then
cat > conftest.$ac_ext <<EOF
#line 3030 "configure"
#include "confdefs.h"

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/types.h>
#include <sys/mman.h>

extern
#ifdef __cplusplus
"C"
#endif

#if defined(__STDC__) || defined(__cplusplus)
$x mmap ($y addr, $z length, int prot, int flags, int fd, off_t off);
#else
$x mmap();
#endif

int main() {

; return 0; }
EOF
if { (eval echo configure:3055: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  
cl_cv_proto_mmap_ret="$x"
cl_cv_proto_mmap_arg1="$y"
cl_cv_proto_mmap_arg2="$z"
have_mmap_decl=1
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*

fi
done
done
done

cl_cv_proto_mmap="extern $cl_cv_proto_mmap_ret mmap ($cl_cv_proto_mmap_arg1, $cl_cv_proto_mmap_arg2, int, int, int, off_t);"
fi

cl_cv_proto_mmap=`echo "$cl_cv_proto_mmap" | tr -s ' ' | sed -e 's/( /(/'`
echo "$ac_t""${ac_tt}$cl_cv_proto_mmap" 1>&6


cat >> confdefs.h <<EOF
#define RETMMAPTYPE $cl_cv_proto_mmap_ret
EOF

cat >> confdefs.h <<EOF
#define MMAP_ADDR_T $cl_cv_proto_mmap_arg1
EOF

cat >> confdefs.h <<EOF
#define MMAP_SIZE_T $cl_cv_proto_mmap_arg2
EOF

echo $ac_n "checking for working mmap""... $ac_c" 1>&6
echo "configure:3093: checking for working mmap" >&5
if eval "test \"`echo '$''{'cl_cv_func_mmap_works'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
case "$host" in
  i345686-*-sysv4*)
    # UNIX_SYSV_UHC_1
    avoid=0x08000000 ;;
  mips-sgi-irix* | mips-dec-ultrix*)
    # UNIX_IRIX, UNIX_DEC_ULTRIX
    avoid=0x10000000 ;;
  rs6000-ibm-aix*)
    # UNIX_AIX
    avoid=0x20000000 ;;
  *)
    avoid=0 ;;
esac
mmap_prog_1='
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <fcntl.h>
#ifdef OPEN_NEEDS_SYS_FILE_H
#include <sys/file.h>
#endif
#include <sys/types.h>
#include <sys/mman.h>
extern
#ifdef __cplusplus
"C"
#endif

#if defined(__STDC__) || defined(__cplusplus)
RETMMAPTYPE mmap (MMAP_ADDR_T addr, MMAP_SIZE_T length, int prot, int flags, int fd, off_t off);
#else
RETMMAPTYPE mmap();
#endif
int main () {
'
mmap_prog_2="#define bits_to_avoid $avoid"'
#define my_shift 24
#define my_low   1
#ifdef FOR_SUN4_29
#define my_high  31
#define my_size  32768 /* hope that 32768 is a multiple of the page size */
/* i*32 KB for i=1..31 gives a total of 15.5 MB, which is close to what we need */
#else
#define my_high  64
#define my_size  8192 /* hope that 8192 is a multiple of the page size */
/* i*8 KB for i=1..64 gives a total of 16.25 MB, which is close to what we need */
#endif
 {long i;
#define i_ok(i)  ((i) & (bits_to_avoid >> my_shift) == 0)
  for (i=my_low; i<=my_high; i++)
    if (i_ok(i))
      { caddr_t addr = (caddr_t)(i << my_shift);
/* Check for 8 MB, not 16 MB. This is more likely to work on Solaris 2. */
#if bits_to_avoid
        long size = i*my_size;
#else
        long size = ((i+1)/2)*my_size;
#endif
        if (mmap(addr,size,PROT_READ|PROT_WRITE,flags|MAP_FIXED,fd,0) == (RETMMAPTYPE)-1) exit(1);
    }
#define x(i)  *(unsigned char *) ((i<<my_shift) + (i*i))
#define y(i)  (unsigned char)((3*i-4)*(7*i+3))
  for (i=my_low; i<=my_high; i++) if (i_ok(i)) { x(i) = y(i); }
  for (i=my_high; i>=my_low; i--) if (i_ok(i)) { if (x(i) != y(i)) exit(1); }
  exit(0);
}}
'
if test "$cross_compiling" = yes; then
  : # When cross-compiling, don't assume anything.

else
  cat > conftest.$ac_ext <<EOF
#line 3171 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
$mmap_prog_1
  int flags = MAP_ANON | MAP_PRIVATE;
  int fd = -1;
$mmap_prog_2

EOF
if { (eval echo configure:3182: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  have_mmap_anon=1
cl_cv_func_mmap_anon=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  rm -f core
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi

if test "$cross_compiling" = yes; then
  : # When cross-compiling, don't assume anything.

else
  cat > conftest.$ac_ext <<EOF
#line 3209 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
$mmap_prog_1
  int flags = MAP_ANONYMOUS | MAP_PRIVATE;
  int fd = -1;
$mmap_prog_2

EOF
if { (eval echo configure:3220: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  have_mmap_anon=1
cl_cv_func_mmap_anonymous=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  rm -f core
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi

if test "$cross_compiling" = yes; then
  : # When cross-compiling, don't assume anything.

else
  cat > conftest.$ac_ext <<EOF
#line 3247 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
$mmap_prog_1
#ifndef MAP_FILE
#define MAP_FILE 0
#endif
  int flags = MAP_FILE | MAP_PRIVATE;
  int fd = open("/dev/zero",O_RDONLY,0666);
  if (fd<0) exit(1);
$mmap_prog_2

EOF
if { (eval echo configure:3262: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  have_mmap_devzero=1
cl_cv_func_mmap_devzero=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  rm -f core
retry_mmap=1
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi

if test -n "$retry_mmap"; then
if test "$cross_compiling" = yes; then
  : # When cross-compiling, don't assume anything.

else
  cat > conftest.$ac_ext <<EOF
#line 3291 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
#define FOR_SUN4_29
$mmap_prog_1
#ifndef MAP_FILE
#define MAP_FILE 0
#endif
  int flags = MAP_FILE | MAP_PRIVATE;
  int fd = open("/dev/zero",O_RDONLY,0666);
  if (fd<0) exit(1);
$mmap_prog_2

EOF
if { (eval echo configure:3307: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  have_mmap_devzero=1
cl_cv_func_mmap_devzero_sun4_29=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  rm -f core
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi

fi
if test -n "$have_mmap_anon" -o -n "$have_mmap_devzero"; then
cl_cv_func_mmap_works=yes
else
cl_cv_func_mmap_works=no
fi

fi
echo "$ac_t""$cl_cv_func_mmap_works" 1>&6
if test "$cl_cv_func_mmap_anon" = yes; then
cat >> confdefs.h <<\EOF
#define HAVE_MMAP_ANON 1
EOF

fi
if test "$cl_cv_func_mmap_anonymous" = yes; then
cat >> confdefs.h <<\EOF
#define HAVE_MMAP_ANONYMOUS 1
EOF

fi
if test "$cl_cv_func_mmap_devzero" = yes; then
cat >> confdefs.h <<\EOF
#define HAVE_MMAP_DEVZERO 1
EOF

fi
if test "$cl_cv_func_mmap_devzero_sun4_29" = yes; then
cat >> confdefs.h <<\EOF
#define HAVE_MMAP_DEVZERO_SUN4_29 1
EOF

fi
fi
fi

                      for ac_func in mprotect
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:3368: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3373 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char $ac_func(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char $ac_func();

int main() {

/* 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 echo configure:3399: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  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>&6
    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
  cat >> confdefs.h <<EOF
#define $ac_tr_func 1
EOF
 
else
  echo "$ac_t""no" 1>&6
fi
done
if test $ac_cv_func_mprotect = yes; then
echo $ac_n "checking for mprotect declaration""... $ac_c" 1>&6
echo "configure:3424: checking for mprotect declaration" >&5
if eval "test \"`echo '$''{'cl_cv_proto_mprotect'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 3430 "configure"
#include "confdefs.h"

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/types.h>
#include <sys/mman.h>

extern
#ifdef __cplusplus
"C"
#endif

#if defined(__STDC__) || defined(__cplusplus)
int mprotect (MMAP_ADDR_T addr, MMAP_SIZE_T len, int prot);
#else
int mprotect();
#endif

int main() {

; return 0; }
EOF
if { (eval echo configure:3455: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  cl_cv_proto_mprotect_arg1=""
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_proto_mprotect_arg1="const"
fi
rm -f conftest*



cl_cv_proto_mprotect="extern int mprotect ($cl_cv_proto_mprotect_arg1 $cl_cv_proto_mmap_arg1, $cl_cv_proto_mmap_arg2, int);"
fi

cl_cv_proto_mprotect=`echo "$cl_cv_proto_mprotect" | tr -s ' ' | sed -e 's/( /(/'`
echo "$ac_t""${ac_tt}$cl_cv_proto_mprotect" 1>&6


cat >> confdefs.h <<EOF
#define MPROTECT_CONST $cl_cv_proto_mprotect_arg1
EOF

echo $ac_n "checking for working mprotect""... $ac_c" 1>&6
echo "configure:3480: checking for working mprotect" >&5
if eval "test \"`echo '$''{'cl_cv_func_mprotect_works'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
mprotect_prog='
#include <sys/types.h>
/* declare malloc() */
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifndef malloc
extern
#ifdef __cplusplus
"C"
#endif

#if defined(__STDC__) || defined(__cplusplus)
RETMALLOCTYPE malloc (MALLOC_SIZE_T size);
#else
RETMALLOCTYPE malloc();
#endif
#endif
/* declare getpagesize() and mprotect() */
#include <sys/mman.h>
#ifndef HAVE_GETPAGESIZE
#include <sys/param.h>
#define getpagesize() PAGESIZE
#else
extern
#ifdef __cplusplus
"C"
#endif

#if defined(__STDC__) || defined(__cplusplus)
RETGETPAGESIZETYPE getpagesize (void);
#else
RETGETPAGESIZETYPE getpagesize();
#endif
#endif
extern
#ifdef __cplusplus
"C"
#endif

#if defined(__STDC__) || defined(__cplusplus)
int mprotect (MPROTECT_CONST MMAP_ADDR_T addr, MMAP_SIZE_T len, int prot);
#else
int mprotect();
#endif
char foo;
int main () {
  unsigned long pagesize = getpagesize();
#define page_align(address)  (char*)((unsigned long)(address) & -pagesize)
'
if test "$cross_compiling" = yes; then
  # When cross-compiling, don't assume anything.
no_mprotect=1
else
  cat > conftest.$ac_ext <<EOF
#line 3541 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
$mprotect_prog
  if ((pagesize-1) & pagesize) exit(1);
  exit(0); }
EOF
if { (eval echo configure:3550: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  :
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  no_mprotect=1
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi

mprotect_prog="$mprotect_prog"'
  char* area = (char*) malloc(6*pagesize);
  char* fault_address = area + pagesize*7/2;
'
if test -z "$no_mprotect"; then
if test "$cross_compiling" = yes; then
  : # When cross-compiling, don't assume anything.

else
  cat > conftest.$ac_ext <<EOF
#line 3581 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
$mprotect_prog
  if (mprotect(page_align(fault_address),pagesize,PROT_NONE) < 0) exit(0);
  foo = *fault_address; /* this should cause a core dump */
  exit(0); }
EOF
if { (eval echo configure:3591: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  no_mprotect=1
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  rm -f core
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi

fi
if test -z "$no_mprotect"; then
if test "$cross_compiling" = yes; then
  : # When cross-compiling, don't assume anything.

else
  cat > conftest.$ac_ext <<EOF
#line 3619 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
$mprotect_prog
  if (mprotect(page_align(fault_address),pagesize,PROT_NONE) < 0) exit(0);
  *fault_address = 'z'; /* this should cause a core dump */
  exit(0); }
EOF
if { (eval echo configure:3629: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  no_mprotect=1
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  rm -f core
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi

fi
if test -z "$no_mprotect"; then
if test "$cross_compiling" = yes; then
  : # When cross-compiling, don't assume anything.

else
  cat > conftest.$ac_ext <<EOF
#line 3657 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
$mprotect_prog
  if (mprotect(page_align(fault_address),pagesize,PROT_READ) < 0) exit(0);
  *fault_address = 'z'; /* this should cause a core dump */
  exit(0); }
EOF
if { (eval echo configure:3667: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  no_mprotect=1
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  rm -f core
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi

fi
if test -z "$no_mprotect"; then
if test "$cross_compiling" = yes; then
  : # When cross-compiling, don't assume anything.

else
  cat > conftest.$ac_ext <<EOF
#line 3695 "configure"
#include "confdefs.h"
#ifdef __cplusplus
extern "C" void exit(int);
#endif
$mprotect_prog
  if (mprotect(page_align(fault_address),pagesize,PROT_READ) < 0) exit(1);
  if (mprotect(page_align(fault_address),pagesize,PROT_READ|PROT_WRITE) < 0) exit(1);
  *fault_address = 'z'; /* this should not cause a core dump */
  exit(0); }
EOF
if { (eval echo configure:3706: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  :
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  no_mprotect=1
rm -f core
fi
if test -f core; then
  coredir=core`/bin/sh -c 'echo $$'`
  mkdir $coredir
  cp confdefs.h $coredir/confdefs.h
  mv conftest.c $coredir/conftest.c
  mv conftest $coredir/conftest
  mv core $coredir/core
  echo "warning: test program dumped core -- see subdirectory $coredir"
fi
rm -fr conftest*
fi

fi
if test -z "$no_mprotect"; then
  cl_cv_func_mprotect_works=yes
else
  cl_cv_func_mprotect_works=no
fi

fi
echo "$ac_t""$cl_cv_func_mprotect_works" 1>&6
if test $cl_cv_func_mprotect_works = yes; then
  cat >> confdefs.h <<\EOF
#define HAVE_WORKING_MPROTECT 1
EOF

fi
fi

                      for ac_func in setrlimit
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:3748: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3753 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char $ac_func(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char $ac_func();

int main() {

/* 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 echo configure:3779: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  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>&6
    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
  cat >> confdefs.h <<EOF
#define $ac_tr_func 1
EOF
 
else
  echo "$ac_t""no" 1>&6
fi
done
if test $ac_cv_func_setrlimit = yes; then
echo $ac_n "checking for getrlimit declaration""... $ac_c" 1>&6
echo "configure:3804: checking for getrlimit declaration" >&5
if eval "test \"`echo '$''{'cl_cv_proto_getrlimit'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 3810 "configure"
#include "confdefs.h"

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/types.h>
#include <sys/time.h>
#include <sys/resource.h>

extern
#ifdef __cplusplus
"C"
#endif

#if defined(__STDC__) || defined(__cplusplus)
int getrlimit (int resource, struct rlimit * rlim);
#else
int getrlimit();
#endif

int main() {

; return 0; }
EOF
if { (eval echo configure:3836: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  cl_cv_proto_getrlimit_arg1="int"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_proto_getrlimit_arg1="enum __rlimit_resource"
fi
rm -f conftest*


cl_cv_proto_getrlimit="extern int getrlimit ($cl_cv_proto_getrlimit_arg1, struct rlimit *);"
fi

cl_cv_proto_getrlimit=`echo "$cl_cv_proto_getrlimit" | tr -s ' ' | sed -e 's/( /(/'`
echo "$ac_t""${ac_tt}$cl_cv_proto_getrlimit" 1>&6


cat >> confdefs.h <<EOF
#define RLIMIT_RESOURCE_T $cl_cv_proto_getrlimit_arg1
EOF

echo $ac_n "checking for setrlimit declaration""... $ac_c" 1>&6
echo "configure:3860: checking for setrlimit declaration" >&5
if eval "test \"`echo '$''{'cl_cv_proto_setrlimit'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 3866 "configure"
#include "confdefs.h"

#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/types.h>
#include <sys/time.h>
#include <sys/resource.h>

extern
#ifdef __cplusplus
"C"
#endif

#if defined(__STDC__) || defined(__cplusplus)
int setrlimit (RLIMIT_RESOURCE_T resource, struct rlimit * rlim);
#else
int setrlimit();
#endif

int main() {

; return 0; }
EOF
if { (eval echo configure:3892: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  cl_cv_proto_setrlimit_arg2=""
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cl_cv_proto_setrlimit_arg2="const"
fi
rm -f conftest*



cl_cv_proto_setrlimit="extern int setrlimit ($cl_cv_proto_getrlimit_arg1, $cl_cv_proto_setrlimit_arg2 struct rlimit *);"
fi

cl_cv_proto_setrlimit=`echo "$cl_cv_proto_setrlimit" | tr -s ' ' | sed -e 's/( /(/'`
echo "$ac_t""${ac_tt}$cl_cv_proto_setrlimit" 1>&6


cat >> confdefs.h <<EOF
#define SETRLIMIT_CONST $cl_cv_proto_setrlimit_arg2
EOF

fi

                      trap '' 1 2 15
cat > confcache <<\EOF
# This file is a shell script that caches the results of configure
# tests run on this system so they can be shared between configure
# scripts and configure runs.  It is not useful on other systems.
# If it contains results you don't want to keep, you may remove or edit it.
#
# By default, configure uses ./config.cache as the cache file,
# creating it if it does not exist already.  You can give configure
# the --cache-file=FILE option to use a different cache file; that is
# what configure does when it calls configure scripts in
# subdirectories, so they share the cache.
# Giving --cache-file=/dev/null disables caching, for debugging configure.
# config.status only pays attention to the cache file if you give it the
# --recheck option to rerun configure.
#
EOF
# The following way of writing the cache mishandles newlines in values,
# but we know of no workaround that is simple, portable, and efficient.
# So, don't put newlines in cache variables' values.
# Ultrix sh set writes to stderr and can't be redirected directly,
# and sets the high bit in the cache file unless we assign to the vars.
(set) 2>&1 |
  case `(ac_space=' '; set | grep ac_space) 2>&1` in
  *ac_space=\ *)
    # `set' does not quote correctly, so add quotes (double-quote substitution
    # turns \\\\ into \\, and sed turns \\ into \).
    sed -n \
      -e "s/'/'\\\\''/g" \
      -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
    ;;
  *)
    # `set' quotes correctly as required by POSIX, so do not add quotes.
    sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
    ;;
  esac >> confcache
if cmp -s $cache_file confcache; then
  :
else
  if test -w $cache_file; then
    echo "updating cache $cache_file"
    cat confcache > $cache_file
  else
    echo "not updating unwritable cache $cache_file"
  fi
fi
rm -f confcache

trap 'rm -fr conftest* confdefs* core $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 2.13"
    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 `echo "Makefile config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
EOF
cat >> $CONFIG_STATUS <<EOF

# 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
$extrasub
s%@SHELL@%$SHELL%g
s%@CFLAGS@%$CFLAGS%g
s%@CPPFLAGS@%$CPPFLAGS%g
s%@CXXFLAGS@%$CXXFLAGS%g
s%@FFLAGS@%$FFLAGS%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%@bindir@%$bindir%g
s%@sbindir@%$sbindir%g
s%@libexecdir@%$libexecdir%g
s%@datadir@%$datadir%g
s%@sysconfdir@%$sysconfdir%g
s%@sharedstatedir@%$sharedstatedir%g
s%@localstatedir@%$localstatedir%g
s%@libdir@%$libdir%g
s%@includedir@%$includedir%g
s%@oldincludedir@%$oldincludedir%g
s%@infodir@%$infodir%g
s%@mandir@%$mandir%g
s%@CC@%$CC%g
s%@CPP@%$CPP%g
s%@CC_GCC@%$CC_GCC%g
s%@GCC_X_NONE@%$GCC_X_NONE%g
s%@RANLIB@%$RANLIB%g
s%@INSTALL@%$INSTALL%g
s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@host@%$host%g
s%@host_cpu@%$host_cpu%g
s%@host_vendor@%$host_vendor%g
s%@host_os@%$host_os%g
s%@LD@%$LD%g
s%@NM@%$NM%g
s%@LN_S@%$LN_S%g
s%@LIBTOOL@%$LIBTOOL%g

CEOF
EOF

cat >> $CONFIG_STATUS <<\EOF

# Split the substitutions into bite-sized pieces for seds with
# small command number limits, like on Digital OSF/1 and HP-UX.
ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
ac_file=1 # Number of current file.
ac_beg=1 # First line for current file.
ac_end=$ac_max_sed_cmds # Line after last line for current file.
ac_more_lines=:
ac_sed_cmds=""
while $ac_more_lines; do
  if test $ac_beg -gt 1; then
    sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
  else
    sed "${ac_end}q" conftest.subs > conftest.s$ac_file
  fi
  if test ! -s conftest.s$ac_file; then
    ac_more_lines=false
    rm -f conftest.s$ac_file
  else
    if test -z "$ac_sed_cmds"; then
      ac_sed_cmds="sed -f conftest.s$ac_file"
    else
      ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
    fi
    ac_file=`expr $ac_file + 1`
    ac_beg=$ac_end
    ac_end=`expr $ac_end + $ac_max_sed_cmds`
  fi
done
if test -z "$ac_sed_cmds"; then
  ac_sed_cmds=cat
fi
EOF

cat >> $CONFIG_STATUS <<EOF

CONFIG_FILES=\${CONFIG_FILES-"Makefile"}
EOF
cat >> $CONFIG_STATUS <<\EOF
for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
  # Support "outfile[:infile[: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 a relative srcdir, top_srcdir, and INSTALL for subdirectories.

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

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


  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

  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
  sed -e "$ac_comsub
s%@configure_input@%$configure_input%g
s%@srcdir@%$srcdir%g
s%@top_srcdir@%$top_srcdir%g
" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
fi; done
rm -f conftest.s*

# 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'
# ac_f turns "#define NAME" without trailing blanks into "#define NAME VALUE".
ac_fA='s%^\([ 	]*\)#\([ 	]*\)define\([ 	][ 	]*\)'
ac_fB='$%\1#\2define\3'
ac_fC=' '
ac_fD='%g'

if test "${CONFIG_HEADERS+set}" != set; then
EOF
cat >> $CONFIG_STATUS <<EOF
  CONFIG_HEADERS="config.h"
EOF
cat >> $CONFIG_STATUS <<\EOF
fi
for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
  # Support "outfile[:infile[: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
  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
  cat $ac_file_inputs > 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
s%ac_e%ac_f%gp
EOF
sed -n -f conftest.hdr confdefs.h > conftest.vals
rm -f conftest.hdr


# Break up conftest.vals because some shells have a limit on
# the size of here documents, and old seds have small limits too.

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
    # 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"
    fi
    rm -f $ac_file
    mv conftest.h $ac_file
  fi
fi; done

EOF
cat >> $CONFIG_STATUS <<EOF

EOF
cat >> $CONFIG_STATUS <<\EOF

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

