#! /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:# From configure.in 1.0


ac_help="$ac_help
  --enable-subdir         enable local building as subdirectory (default=no)"
#   configuration header
if test ".`echo dummy $@ | grep enable-subdir`" != .; then
    enable_subdir=yes
fi
if test ".`echo dummy $@ | grep help`" = .; then
    #   bootstrapping shtool
    ac_prog=$0
    ac_srcdir=`echo $ac_prog | sed -e 's%/[^/][^/]*$%%' -e 's%\([^/]\)/*$%\1%'`
    test ".$ac_srcdir" = ".$ac_prog" && ac_srcdir=.
    ac_shtool="${CONFIG_SHELL-/bin/sh} $ac_srcdir/shtool"

    #   find out terminal sequences
    if test ".$enable_subdir" != .yes; then
        TB=`$ac_shtool echo -n -e %B 2>/dev/null`
        TN=`$ac_shtool echo -n -e %b 2>/dev/null`
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        TB=''
        TN=''
    fi

    #   find out package version
    PTH_VERSION_STR="`$ac_shtool version -lc -dlong $ac_srcdir/pth_vers.c`"
    

    #   friendly header ;)
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        echo "Configuring ${TB}GNU Pth${TN} (Portable Threads), Version ${TB}${PTH_VERSION_STR}${TN}"
        echo "Copyright (c) 1999-2002 Ralf S. Engelschall <rse@engelschall.com>"
    fi

    #   additionally find out hex version
    PTH_VERSION_HEX="`$ac_shtool version -lc -dhex $ac_srcdir/pth_vers.c`"
    
fi
ac_help="$ac_help
  --with-param=ID[,ID,..] load parameters from config.param"

ac_prev=""
ac_param=""
if test -f config.param; then
    ac_param="config.param:common"
fi
for ac_option
do
    if test ".$ac_prev" != .; then
        eval "$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="" ;;
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                    ac_what=`echo $ac_optarg | sed -e 's/.*://'`
                    ;;
                * )
                    ac_from="config.param"
                    ac_what="$ac_optarg"
                    ;;
            esac
            if test ".$ac_param" = .; then
                ac_param="$ac_from:$ac_what"
            else
                ac_param="$ac_param,$ac_from:$ac_what"
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            ;;
    esac
done
if test ".$ac_param" != .; then
    # echo "loading parameters"
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    IFS=","
    pconf="/tmp/autoconf.$$"
    echo "ac_options=''" >$pconf
    ac_from="config.param"
    for ac_section in $ac_param; do
        
        case $ac_section in
            *:* )
                ac_from=`echo "$ac_section" | sed -e 's/:.*//'`
                ac_section=`echo "$ac_section" | sed -e 's/.*://'`
                ;;
        esac
        (echo ''; cat $ac_from; echo '') |\
        sed -e "1,/[ 	]*[ 	]*${ac_section}[ 	]*{[ 	]*/d" \
            -e '/[ 	]*}[ 	]*/,$d' \
            -e ':join' -e '/\\[ 	]*$/N' -e 's/\\[ 	]*\n[ 	]*//' -e 'tjoin' \
            -e 's/^[ 	]*//g' \
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            >>$pconf
        
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    . $pconf
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fi
ac_default_prefix=/usr/local
ac_help="$ac_help
  --enable-debug          build for debugging (default=no)"
ac_help="$ac_help
  --enable-profile        build for profiling (default=no)"
ac_help="$ac_help
  --enable-optimize       build with optimization (default=no)"
ac_help="$ac_help
  --enable-static         build static libraries (default=yes)"
ac_help="$ac_help
  --enable-shared         build shared libraries (default=yes)"
ac_help="$ac_help
  --with-mctx-mth=ID      force mctx method      (mcsc,sjlj)"
ac_help="$ac_help
  --with-mctx-dsp=ID      force mctx dispatching (sc,ssjlj,sjlj,usjlj,sjlje,...)"
ac_help="$ac_help
  --with-mctx-stk=ID      force mctx stack setup (mc,ss,sas,...)"
ac_help="$ac_help
  --enable-syscall-soft   enable soft system call mapping (default=no)"
ac_help="$ac_help
  --enable-syscall-hard   enable hard system call mapping (default=no)"
ac_help="$ac_help
  --enable-batch          enable batch build mode (default=no)"
ac_help="$ac_help
  --enable-maintainer     enable maintainer build targets (default=no)"
ac_help="$ac_help
  --enable-tests          enable test build targets (default=yes)"
ac_help="$ac_help
  --enable-pthread        build Pthread library (default=no)"
ac_help="$ac_help
  --with-sfio[=DIR]       build against Sfio library (default=no)"
ac_help="$ac_help
  --with-dmalloc[=DIR]    build against Dmalloc library (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=
sitefile=
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.
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      { 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
  --site-file=FILE        use FILE as the site file
  --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 \
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  | --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" ;;

  -site-file | --site-file | --site-fil | --site-fi | --site-f)
    ac_prev=sitefile ;;
  -site-file=* | --site-file=* | --site-fil=* | --site-fi=* | --site-f=*)
    sitefile="$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
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    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-*)
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    # Reject names that are not valid shell variable names.
    if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
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    fi
    ac_package=`echo $ac_package| sed 's/-/_/g'`
    eval "with_${ac_package}=no" ;;

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

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

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

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

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

  esac
done

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

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

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

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

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

# NLS nuisances.
# Only set 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=README

# 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 "$sitefile"; then
  if test -z "$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 $ac_default_prefix/etc/config.site"
    fi
  fi
else
  CONFIG_SITE="$sitefile"
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='	'
  else
    ac_n=-n ac_c= ac_t=
  fi
else
  ac_n= ac_c='\c' ac_t=
fi



# Check whether --enable-subdir or --disable-subdir was given.
if test "${enable_subdir+set}" = set; then
  enableval="$enable_subdir"
  
else
  enable_subdir=no

fi
if test ".$enable_subdir" = .yes; then
    enable_batch=yes
    enable_shared=no
fi


ac_prog=$0
ac_srcdir=`echo $ac_prog | sed -e 's%/[^/][^/]*$%%' -e 's%\([^/]\)/*$%\1%'`
if test ".$ac_srcdir" = ".$ac_prog"; then
    ac_srcdir=""
elif test "x$ac_srcdir" = "x."; then
    ac_srcdir=""
else
    if test ".$CFLAGS" = .; then
        CFLAGS="-I$ac_srcdir"
    else
        CFLAGS="$CFLAGS -I$ac_srcdir"
    fi
    ac_srcdir="$ac_srcdir/"
fi
srcdir_prefix="$ac_srcdir"










if test ".$host" != .NONE; then
    PLATFORM="$host"
elif test ".$nonopt" != .NONE; then
    PLATFORM="$nonopt"
else
    PLATFORM=`${CONFIG_SHELL-/bin/sh} $srcdir/config.guess`
fi
PLATFORM=`${CONFIG_SHELL-/bin/sh} $srcdir/config.sub $PLATFORM` || exit 1

if test ".$enable_subdir" != .yes; then
    echo "Platform: ${TB}${PLATFORM}${TN}"
fi



if test ".$enable_subdir" != .yes; then
    echo "$ac_t""" 1>&6
    echo "$ac_t""${TB}Build Tools:${TN}" 1>&6
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:749: 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:779: 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:830: 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""... $ac_c" 1>&6
echo "configure:862: checking whether the C compiler ($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 873 "configure"
#include "confdefs.h"

main(){return(0);}
EOF
if { (eval echo configure:878: \"$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""... $ac_c" 1>&6
echo "configure:904: checking whether the C compiler ($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""... $ac_c" 1>&6
echo "configure:909: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'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:918: \"$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=
echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
echo "configure:937: checking whether ${CC-cc} accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
  ac_cv_prog_cc_g=yes
else
  ac_cv_prog_cc_g=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
if test "$ac_test_CFLAGS" = set; then
  CFLAGS="$ac_save_CFLAGS"
elif test $ac_cv_prog_cc_g = yes; then
  if test "$GCC" = yes; then
    CFLAGS="-g -O2"
  else
    CFLAGS="-g"
  fi
else
  if test "$GCC" = yes; then
    CFLAGS="-O2"
  else
    CFLAGS=
  fi
fi

echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
echo "configure:969: 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="${CC-cc} -E"
  # On the NeXT, cc -E runs the code through the compiler's parser,
  # not just through cpp.
  cat > conftest.$ac_ext <<EOF
#line 984 "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:990: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CPP="${CC-cc} -E -traditional-cpp"
  cat > conftest.$ac_ext <<EOF
#line 1001 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:1007: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CPP="${CC-cc} -nologo -E"
  cat > conftest.$ac_ext <<EOF
#line 1018 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:1024: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CPP=/lib/cpp
fi
rm -f conftest*
fi
rm -f conftest*
fi
rm -f conftest*
  ac_cv_prog_CPP="$CPP"
fi
  CPP="$ac_cv_prog_CPP"
else
  ac_cv_prog_CPP="$CPP"
fi
echo "$ac_t""$CPP" 1>&6

echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
echo "configure:1049: checking whether ${MAKE-make} sets \${MAKE}" >&5
set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftestmake <<\EOF
all:
	@echo 'ac_maketemp="${MAKE}"'
EOF
# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
eval `${MAKE-make} -f conftestmake 2>/dev/null | grep temp=`
if test -n "$ac_maketemp"; then
  eval ac_cv_prog_make_${ac_make}_set=yes
else
  eval ac_cv_prog_make_${ac_make}_set=no
fi
rm -f conftestmake
fi
if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  SET_MAKE=
else
  echo "$ac_t""no" 1>&6
  SET_MAKE="MAKE=${MAKE-make}"
fi

# Check whether --enable-debug or --disable-debug was given.
if test "${enable_debug+set}" = set; then
  enableval="$enable_debug"
  if test ".$ac_cv_prog_gcc" = ".yes"; then
    case "$CFLAGS" in
        *-O* ) ;;
           * ) CFLAGS="$CFLAGS -O2" ;;
    esac
    case "$CFLAGS" in
        *-g* ) ;;
           * ) CFLAGS="$CFLAGS -g" ;;
    esac
    case "$CFLAGS" in
        *-pipe* ) ;;
              * ) echo $ac_n "checking for compiler option -pipe""... $ac_c" 1>&6
echo "configure:1090: checking for compiler option -pipe" >&5
if eval "test \"`echo '$''{'ac_cv_compiler_option_pipe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
int main() { return 0; }
EOF
${CC-cc} -c $CFLAGS $CPPFLAGS -pipe conftest.$ac_ext 1>conftest.out 2>conftest.err
if test $? -ne 0 -o -s conftest.err; then
     ac_cv_compiler_option_pipe=no
else
     ac_cv_compiler_option_pipe=yes
fi
rm -f conftest.$ac_ext conftest.out conftest.err

fi
if test ".$ac_cv_compiler_option_pipe" = .yes; then
    CFLAGS="$CFLAGS -pipe"
else
    :
fi
echo "$ac_t""$ac_cv_compiler_option_pipe" 1>&6
 ;;
    esac
    echo $ac_n "checking for compiler option -ggdb3""... $ac_c" 1>&6
echo "configure:1116: checking for compiler option -ggdb3" >&5
if eval "test \"`echo '$''{'ac_cv_compiler_option_ggdb3'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
int main() { return 0; }
EOF
${CC-cc} -c $CFLAGS $CPPFLAGS -ggdb3 conftest.$ac_ext 1>conftest.out 2>conftest.err
if test $? -ne 0 -o -s conftest.err; then
     ac_cv_compiler_option_ggdb3=no
else
     ac_cv_compiler_option_ggdb3=yes
fi
rm -f conftest.$ac_ext conftest.out conftest.err

fi
if test ".$ac_cv_compiler_option_ggdb3" = .yes; then
    CFLAGS="$CFLAGS -ggdb3"
else
    :
fi
echo "$ac_t""$ac_cv_compiler_option_ggdb3" 1>&6

    case $PLATFORM in
        *-*-freebsd*|*-*-solaris* ) CFLAGS="$CFLAGS -pedantic" ;;
    esac
    CFLAGS="$CFLAGS -Wall"
    WMORE="-Wshadow -Wpointer-arith -Wcast-align -Winline"
    WMORE="$WMORE -Wmissing-prototypes -Wmissing-declarations -Wnested-externs"
    echo $ac_n "checking for compiler option -W<xxx>""... $ac_c" 1>&6
echo "configure:1147: checking for compiler option -W<xxx>" >&5
if eval "test \"`echo '$''{'ac_cv_compiler_option_wmore'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
int main() { return 0; }
EOF
${CC-cc} -c $CFLAGS $CPPFLAGS $WMORE conftest.$ac_ext 1>conftest.out 2>conftest.err
if test $? -ne 0 -o -s conftest.err; then
     ac_cv_compiler_option_wmore=no
else
     ac_cv_compiler_option_wmore=yes
fi
rm -f conftest.$ac_ext conftest.out conftest.err

fi
if test ".$ac_cv_compiler_option_wmore" = .yes; then
    CFLAGS="$CFLAGS $WMORE"
else
    :
fi
echo "$ac_t""$ac_cv_compiler_option_wmore" 1>&6

    echo $ac_n "checking for compiler option -Wno-long-long""... $ac_c" 1>&6
echo "configure:1172: checking for compiler option -Wno-long-long" >&5
if eval "test \"`echo '$''{'ac_cv_compiler_option_wnolonglong'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
int main() { return 0; }
EOF
${CC-cc} -c $CFLAGS $CPPFLAGS -Wno-long-long conftest.$ac_ext 1>conftest.out 2>conftest.err
if test $? -ne 0 -o -s conftest.err; then
     ac_cv_compiler_option_wnolonglong=no
else
     ac_cv_compiler_option_wnolonglong=yes
fi
rm -f conftest.$ac_ext conftest.out conftest.err

fi
if test ".$ac_cv_compiler_option_wnolonglong" = .yes; then
    CFLAGS="$CFLAGS -Wno-long-long"
else
    :
fi
echo "$ac_t""$ac_cv_compiler_option_wnolonglong" 1>&6

else
    case "$CFLAGS" in
        *-g* ) ;;
           * ) CFLAGS="$CFLAGS -g" ;;
    esac
fi
msg="enabled"
cat >> confdefs.h <<\EOF
#define PTH_DEBUG 1
EOF


else
  
if test ".$ac_cv_prog_gcc" = ".yes"; then
case "$CFLAGS" in
    *-pipe* ) ;;
          * ) echo $ac_n "checking for compiler option -pipe""... $ac_c" 1>&6
echo "configure:1214: checking for compiler option -pipe" >&5
if eval "test \"`echo '$''{'ac_cv_compiler_option_pipe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
int main() { return 0; }
EOF
${CC-cc} -c $CFLAGS $CPPFLAGS -pipe conftest.$ac_ext 1>conftest.out 2>conftest.err
if test $? -ne 0 -o -s conftest.err; then
     ac_cv_compiler_option_pipe=no
else
     ac_cv_compiler_option_pipe=yes
fi
rm -f conftest.$ac_ext conftest.out conftest.err

fi
if test ".$ac_cv_compiler_option_pipe" = .yes; then
    CFLAGS="$CFLAGS -pipe"
else
    :
fi
echo "$ac_t""$ac_cv_compiler_option_pipe" 1>&6
 ;;
esac
fi
case "$CFLAGS" in
    *-g* ) CFLAGS=`echo "$CFLAGS" |\
                   sed -e 's/ -g / /g' -e 's/ -g$//' -e 's/^-g //g' -e 's/^-g$//'` ;;
esac
case "$CXXFLAGS" in
    *-g* ) CXXFLAGS=`echo "$CXXFLAGS" |\
                     sed -e 's/ -g / /g' -e 's/ -g$//' -e 's/^-g //g' -e 's/^-g$//'` ;;
esac
msg="disabled"

fi
echo $ac_n "checking for compilation debug mode""... $ac_c" 1>&6
echo "configure:1252: checking for compilation debug mode" >&5
echo "$ac_t""$msg" 1>&6
if test ".$msg" = .enabled; then
    enable_shared=no
fi

echo $ac_n "checking for compilation profile mode""... $ac_c" 1>&6
echo "configure:1259: checking for compilation profile mode" >&5
# Check whether --enable-profile or --disable-profile was given.
if test "${enable_profile+set}" = set; then
  enableval="$enable_profile"
  if test ".$ac_cv_prog_gcc" = ".no"; then
    { echo "configure: error: profiling requires gcc and gprof" 1>&2; exit 1; }
fi
CFLAGS=`echo "$CFLAGS" | sed -e 's/-O2//g'`
CFLAGS="$CFLAGS -O0 -pg"
LDFLAGS="$LDFLAGS -pg"
msg="enabled"

else
  
msg="disabled"

fi
echo "$ac_t""$msg" 1>&6
if test ".$msg" = .enabled; then
    enable_shared=no
fi

# Check whether --enable-optimize or --disable-optimize was given.
if test "${enable_optimize+set}" = set; then
  enableval="$enable_optimize"
  if test ".$ac_cv_prog_gcc" = ".yes"; then
    #  compiler is gcc
    case "$CFLAGS" in
        *-O* ) ;;
        * ) CFLAGS="$CFLAGS -O2" ;;
    esac
    case "$CFLAGS" in
        *-pipe* ) ;;
        * ) echo $ac_n "checking for compiler option -pipe""... $ac_c" 1>&6
echo "configure:1293: checking for compiler option -pipe" >&5
if eval "test \"`echo '$''{'ac_cv_compiler_option_pipe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
int main() { return 0; }
EOF
${CC-cc} -c $CFLAGS $CPPFLAGS -pipe conftest.$ac_ext 1>conftest.out 2>conftest.err
if test $? -ne 0 -o -s conftest.err; then
     ac_cv_compiler_option_pipe=no
else
     ac_cv_compiler_option_pipe=yes
fi
rm -f conftest.$ac_ext conftest.out conftest.err

fi
if test ".$ac_cv_compiler_option_pipe" = .yes; then
    CFLAGS="$CFLAGS -pipe"
else
    :
fi
echo "$ac_t""$ac_cv_compiler_option_pipe" 1>&6
 ;;
    esac
    OPT_CFLAGS='-funroll-loops -fstrength-reduce -fomit-frame-pointer -ffast-math'
    echo $ac_n "checking for compiler option -f<xxx> for optimizations""... $ac_c" 1>&6
echo "configure:1320: checking for compiler option -f<xxx> for optimizations" >&5
if eval "test \"`echo '$''{'ac_cv_compiler_option_optimize_std'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
int main() { return 0; }
EOF
${CC-cc} -c $CFLAGS $CPPFLAGS $OPT_CFLAGS conftest.$ac_ext 1>conftest.out 2>conftest.err
if test $? -ne 0 -o -s conftest.err; then
     ac_cv_compiler_option_optimize_std=no
else
     ac_cv_compiler_option_optimize_std=yes
fi
rm -f conftest.$ac_ext conftest.out conftest.err

fi
if test ".$ac_cv_compiler_option_optimize_std" = .yes; then
    CFLAGS="$CFLAGS $OPT_CFLAGS"
else
    :
fi
echo "$ac_t""$ac_cv_compiler_option_optimize_std" 1>&6

    case $PLATFORM in
        i?86*-*-*|?86*-*-* )
            OPT_CFLAGS='-malign-functions=4 -malign-jumps=4 -malign-loops=4' 
            echo $ac_n "checking for compiler option -f<xxx> for Intel x86 CPU""... $ac_c" 1>&6
echo "configure:1348: checking for compiler option -f<xxx> for Intel x86 CPU" >&5
if eval "test \"`echo '$''{'ac_cv_compiler_option_optimize_x86'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
int main() { return 0; }
EOF
${CC-cc} -c $CFLAGS $CPPFLAGS $OPT_CFLAGS conftest.$ac_ext 1>conftest.out 2>conftest.err
if test $? -ne 0 -o -s conftest.err; then
     ac_cv_compiler_option_optimize_x86=no
else
     ac_cv_compiler_option_optimize_x86=yes
fi
rm -f conftest.$ac_ext conftest.out conftest.err

fi
if test ".$ac_cv_compiler_option_optimize_x86" = .yes; then
    CFLAGS="$CFLAGS $OPT_CFLAGS"
else
    :
fi
echo "$ac_t""$ac_cv_compiler_option_optimize_x86" 1>&6

            ;;
    esac
else
    #  compiler is NOT gcc
    case "$CFLAGS" in
        *-O* ) ;;
           * ) CFLAGS="$CFLAGS -O" ;;
    esac
    case $PLATFORM in
        *-*-solaris* )
            echo $ac_n "checking for compiler option -fast""... $ac_c" 1>&6
echo "configure:1383: checking for compiler option -fast" >&5
if eval "test \"`echo '$''{'ac_cv_compiler_option_fast'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
int main() { return 0; }
EOF
${CC-cc} -c $CFLAGS $CPPFLAGS -fast conftest.$ac_ext 1>conftest.out 2>conftest.err
if test $? -ne 0 -o -s conftest.err; then
     ac_cv_compiler_option_fast=no
else
     ac_cv_compiler_option_fast=yes
fi
rm -f conftest.$ac_ext conftest.out conftest.err

fi
if test ".$ac_cv_compiler_option_fast" = .yes; then
    CFLAGS="$CFLAGS -fast"
else
    :
fi
echo "$ac_t""$ac_cv_compiler_option_fast" 1>&6

            ;;
    esac
fi
msg="enabled"

else
  
msg="disabled"

fi
echo $ac_n "checking for compilation optimization mode""... $ac_c" 1>&6
echo "configure:1418: checking for compilation optimization mode" >&5
echo "$ac_t""$msg" 1>&6

if test -f "$srcdir/ltconfig"; then
    # Check whether --enable-static or --disable-static was given.
if test "${enable_static+set}" = set; then
  enableval="$enable_static"
  enable_static="$enableval"
else
  if test ".$enable_static" = .; then
    enable_static=yes
fi

fi
# Check whether --enable-shared or --disable-shared was given.
if test "${enable_shared+set}" = set; then
  enableval="$enable_shared"
  enable_shared="$enableval"
else
  if test ".$enable_shared" = .; then
    enable_shared=yes
fi

fi
case "$PLATFORM" in
    #   Solaris 2.7/x86 is slightly broken
    *-pc-solaris2.[78] ) enable_shared=no ;;
esac
libtool_flags=''
libtool_flags="$libtool_flags --disable-lock"
test ".$silent"            = .yes && libtool_flags="$libtool_flags --silent"
test ".$enable_static"     = .no  && libtool_flags="$libtool_flags --disable-static"
test ".$enable_shared"     = .no  && libtool_flags="$libtool_flags --disable-shared"
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"
CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" LD="$LD" \
${CONFIG_SHELL-/bin/sh} $srcdir/ltconfig --no-reexec \
$libtool_flags --srcdir=$srcdir --no-verify $srcdir/ltmain.sh $PLATFORM ||\
{ echo "configure: error: libtool configuration failed" 1>&2; exit 1; }

else
        # Extract the first word of "ar", so it can be a program name with args.
set dummy ar; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1462: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$AR"; then
  ac_cv_prog_AR="$AR" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$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_AR="ar"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
AR="$ac_cv_prog_AR"
if test -n "$AR"; then
  echo "$ac_t""$AR" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

    # Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1491: 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=":"
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

fi

case "$PLATFORM:$CC" in
    *-sun-solaris2*:cc )
        #   shut-up harmless warnings caused by do-while macros on Solaris
        test ".$ac_cv_prog_gcc" = ".no" && CFLAGS="$CFLAGS -w"
        ;;
    *-*-sysv*uw[27]*:cc )
        #   shut-up harmless warnings caused by do-while macros on UnixWare
        CFLAGS="$CFLAGS -w"
        ;;
    *-hp-hpux*:cc )
        #   HPUX needs a few special options to find its ANSI C brain
        CFLAGS="$CFLAGS -Ae -O"
        ;;
    *-hp-hpux*:CC )
        #   HPUX outputs useless warnings
        CFLAGS="$CFLAGS -w"
        ;;
    *-sgi-irix6.2:cc )
        #   shut-up warnings caused by IRIX brain-dead 32/64 bit stuff
        LDFLAGS="$LDFLAGS -woff 85 -Wl,-woff,84 -Wl,-woff,85"
        ;;
    *-sgi-irix6.5.[2-9]:cc )
        #   since IRIX 6.5.2 the C compiler is smart enough,
        #   but the linker is still complaining, of course
        LDFLAGS="$LDFLAGS -woff 84,85,134"
        ;;
    *-sgi-irix6.5:cc )
        #   shut-up warnings caused by IRIX brain-dead 32/64 bit stuff
        CFLAGS="$CFLAGS -woff 1110,1048"
        LDFLAGS="$LDFLAGS -woff 84,85,134"
        ;;
    *-dec-osf4*:cc )
        #   make sure the standard compliant functions are used on Tru64/OSF1 4.x
        CFLAGS="$CFLAGS -std"
        ;;
    *-dec-osf5*:cc )
        #   make sure the standard compliant functions are used on Tru64/OSF1 5.x
        CFLAGS="$CFLAGS -std -D_XOPEN_SOURCE_EXTENDED"
        ;;
    *-*-isc*:* )
        #   ISC is brain-dead and needs a bunch of options to find its brain
        CPPFLAGS="$CPPFLAGS -D_POSIX_SOURCE";
        LIBS="$LIBS -lcposix -linet";
        ;;
esac


if test ".$enable_subdir" != .yes; then
    echo "$ac_t""" 1>&6
    echo "$ac_t""${TB}Mandatory Platform Environment:${TN}" 1>&6
fi


echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
echo "configure:1574: checking for ANSI C header files" >&5
if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1579 "configure"
#include "confdefs.h"
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <float.h>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:1587: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  rm -rf conftest*
  ac_cv_header_stdc=yes
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_header_stdc=no
fi
rm -f conftest*

if test $ac_cv_header_stdc = yes; then
  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
cat > conftest.$ac_ext <<EOF
#line 1604 "configure"
#include "confdefs.h"
#include <string.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "memchr" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  ac_cv_header_stdc=no
fi
rm -f conftest*

fi

if test $ac_cv_header_stdc = yes; then
  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
cat > conftest.$ac_ext <<EOF
#line 1622 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "free" >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  ac_cv_header_stdc=no
fi
rm -f conftest*

fi

if test $ac_cv_header_stdc = yes; then
  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
if test "$cross_compiling" = yes; then
  :
else
  cat > conftest.$ac_ext <<EOF
#line 1643 "configure"
#include "confdefs.h"
#include <ctype.h>
#define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
#define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
int main () { int i; for (i = 0; i < 256; i++)
if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
exit (0); }

EOF
if { (eval echo configure:1654: \"$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*
  ac_cv_header_stdc=no
fi
rm -fr conftest*
fi

fi
fi

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

fi

for ac_hdr in    stdio.h stdlib.h stdarg.h string.h signal.h unistd.h setjmp.h fcntl.h    errno.h sys/types.h sys/time.h sys/wait.h sys/stat.h sys/socket.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:1681: 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 1686 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:1691: \"$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

for ac_func in    gettimeofday select sigaction sigprocmask sigpending sigsuspend; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:1719: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1724 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:1751: \"$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

ac_decision_item='mandatory system headers and functions'
ac_decision_msg='FAILED'
ac_decision=''

ac_rc=yes
for ac_spec in    header:stdio.h header:stdlib.h header:stdarg.h header:string.h    header:signal.h header:unistd.h header:setjmp.h header:fcntl.h header:errno.h    header:sys/types.h header:sys/time.h header:sys/wait.h header:sys/stat.h header:sys/socket.h    func:gettimeofday func:select func:sigaction func:sigprocmask    func:sigpending func:sigsuspend; do
    ac_type=`echo "$ac_spec" | sed -e 's/:.*$//'`
    ac_item=`echo "$ac_spec" | sed -e 's/^.*://'`
    case $ac_type in
        header )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_header_$ac_item"
            ;;
        file )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_file_$ac_item"
            ;;
        func    ) ac_var="ac_cv_func_$ac_item"   ;;
        lib     ) ac_var="ac_cv_lib_$ac_item"    ;;
        define  ) ac_var="ac_cv_define_$ac_item" ;;
        typedef ) ac_var="ac_cv_typedef_$ac_item" ;;
        custom  ) ac_var="$ac_item" ;;
    esac
    eval "ac_val=\$$ac_var"
    if test ".$ac_val" != .yes; then
        ac_rc=no
        break
    fi
done
if test ".$ac_rc" = .yes; then
    :
    ac_decision='fine'
ac_decision_msg='all fine'
ac_decision_fine=yes
ac_decision_fine_msg='all fine'

else
    :
    
fi

if test ".$ac_decision" = .; then
    echo "$0:Error: decision on $ac_decision_item failed." 1>&2
    echo "$0:Hint: see config.log for more details!" 1>&2
    exit 1
else
    if test ".$ac_decision_msg" = .; then
        ac_decision_msg="$ac_decision"
    fi
    echo "$ac_t""decision on $ac_decision_item... ${TB}$ac_decision_msg${TN}" 1>&6
fi




if test ".$enable_subdir" != .yes; then
    echo "$ac_t""" 1>&6
    echo "$ac_t""${TB}Optional Platform Environment:${TN}" 1>&6
fi


echo $ac_n "checking for number of signals""... $ac_c" 1>&6
echo "configure:1837: checking for number of signals" >&5
cross_compile=no
if test "$cross_compiling" = yes; then
  nsig=32

else
  cat > conftest.$ac_ext <<EOF
#line 1844 "configure"
#include "confdefs.h"

#include <stdio.h>
#include <sys/types.h>
#include <signal.h>

int main(int argc, char *argv[])
{
    FILE *fp;
    int nsig;

#if defined(NSIG)
    nsig = NSIG;
#elif defined(_NSIG)
    nsig = _NSIG;
#else
    nsig = (sizeof(sigset_t)*8);
    if (nsig < 32)
        nsig = 32;
#endif
    if ((fp = fopen("conftestval", "w")) == NULL)
        exit(1);
    fprintf(fp, "%d\n", nsig);
    fclose(fp);
    exit(0);
}


EOF
if { (eval echo configure:1874: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  nsig=`cat conftestval`
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  nsig=32
fi
rm -fr conftest*
fi
echo "$ac_t""$nsig" 1>&6
cat >> confdefs.h <<EOF
#define PTH_NSIG $nsig
EOF



for ac_func in poll; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:1894: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1899 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:1926: \"$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

echo $ac_n "checking for define POLLIN in poll.h""... $ac_c" 1>&6
echo "configure:1951: checking for define POLLIN in poll.h" >&5
if eval "test \"`echo '$''{'ac_cv_define_POLLIN'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1956 "configure"
#include "confdefs.h"

#include <poll.h>
#ifdef POLLIN
YES_IS_DEFINED
#endif

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

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

fi

echo $ac_n "checking whether poll(2) facility has to be faked""... $ac_c" 1>&6
echo "configure:1985: checking whether poll(2) facility has to be faked" >&5
ac_rc=yes
for ac_spec in func:poll define:POLLIN; do
    ac_type=`echo "$ac_spec" | sed -e 's/:.*$//'`
    ac_item=`echo "$ac_spec" | sed -e 's/^.*://'`
    case $ac_type in
        header )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_header_$ac_item"
            ;;
        file )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_file_$ac_item"
            ;;
        func    ) ac_var="ac_cv_func_$ac_item"   ;;
        lib     ) ac_var="ac_cv_lib_$ac_item"    ;;
        define  ) ac_var="ac_cv_define_$ac_item" ;;
        typedef ) ac_var="ac_cv_typedef_$ac_item" ;;
        custom  ) ac_var="$ac_item" ;;
    esac
    eval "ac_val=\$$ac_var"
    if test ".$ac_val" != .yes; then
        ac_rc=no
        break
    fi
done
if test ".$ac_rc" = .yes; then
    :
    PTH_FAKE_POLL=0
else
    :
    PTH_FAKE_POLL=1
fi

if test .$PTH_FAKE_POLL = .1; then
    msg="yes"
else
    msg="no"
fi

echo "$ac_t""$msg" 1>&6

for ac_hdr in sys/uio.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:2031: 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 2036 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:2041: \"$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

for ac_func in readv writev; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:2069: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2074 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:2101: \"$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

echo $ac_n "checking whether readv(2)/writev(2) facility has to be faked""... $ac_c" 1>&6
echo "configure:2126: checking whether readv(2)/writev(2) facility has to be faked" >&5
ac_rc=yes
for ac_spec in func:readv func:writev header:sys/uio.h; do
    ac_type=`echo "$ac_spec" | sed -e 's/:.*$//'`
    ac_item=`echo "$ac_spec" | sed -e 's/^.*://'`
    case $ac_type in
        header )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_header_$ac_item"
            ;;
        file )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_file_$ac_item"
            ;;
        func    ) ac_var="ac_cv_func_$ac_item"   ;;
        lib     ) ac_var="ac_cv_lib_$ac_item"    ;;
        define  ) ac_var="ac_cv_define_$ac_item" ;;
        typedef ) ac_var="ac_cv_typedef_$ac_item" ;;
        custom  ) ac_var="$ac_item" ;;
    esac
    eval "ac_val=\$$ac_var"
    if test ".$ac_val" != .yes; then
        ac_rc=no
        break
    fi
done
if test ".$ac_rc" = .yes; then
    :
    PTH_FAKE_RWV=0
else
    :
    PTH_FAKE_RWV=1
fi

if test .$PTH_FAKE_RWV = .1; then
    msg="yes"
else
    msg="no"
fi

echo "$ac_t""$msg" 1>&6

for ac_func in usleep strerror; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:2170: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2175 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:2202: \"$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


for ac_hdr in sys/resource.h net/errno.h paths.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:2231: 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 2236 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:2241: \"$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


echo $ac_n "checking for gethostname in -lnsl""... $ac_c" 1>&6
echo "configure:2269: checking for gethostname in -lnsl" >&5
ac_lib_var=`echo nsl'_'gethostname | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lnsl  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 2277 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char gethostname();

int main() {
gethostname()
; return 0; }
EOF
if { (eval echo configure:2288: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo nsl | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lnsl $LIBS"

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

if test ".`echo $LIBS | grep nsl`" = . ;then
    echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
echo "configure:2317: checking for gethostbyname in -lnsl" >&5
ac_lib_var=`echo nsl'_'gethostbyname | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lnsl  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 2325 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char gethostbyname();

int main() {
gethostbyname()
; return 0; }
EOF
if { (eval echo configure:2336: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo nsl | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lnsl $LIBS"

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

fi
echo $ac_n "checking for accept in -lsocket""... $ac_c" 1>&6
echo "configure:2365: checking for accept in -lsocket" >&5
ac_lib_var=`echo socket'_'accept | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lsocket  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 2373 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char accept();

int main() {
accept()
; return 0; }
EOF
if { (eval echo configure:2384: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo socket | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lsocket $LIBS"

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


for ac_hdr in sys/select.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:2416: 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 2421 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:2426: \"$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

EXTRA_INCLUDE_SYS_SELECT_H="#include <sys/select.h>"
if test ".$ac_cv_header_sys_select_h" != .yes; then
    EXTRA_INCLUDE_SYS_SELECT_H="/* $EXTRA_INCLUDE_SYS_SELECT_H */"
fi


echo $ac_n "checking for typedef sig_atomic_t""... $ac_c" 1>&6
echo "configure:2459: checking for typedef sig_atomic_t" >&5
if eval "test \"`echo '$''{'ac_cv_typedef_sig_atomic_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2464 "configure"
#include "confdefs.h"

#include <signal.h>

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "(^|[^a-zA-Z_0-9])sig_atomic_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_typedef_sig_atomic_t=yes
else
  rm -rf conftest*
  ac_cv_typedef_sig_atomic_t=no
fi
rm -f conftest*

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

fi

FALLBACK_SIG_ATOMIC_T="typedef int sig_atomic_t;"
if test ".$ac_cv_typedef_sig_atomic_t" = .yes; then
    FALLBACK_SIG_ATOMIC_T="/* $FALLBACK_SIG_ATOMIC_T */"
fi


echo $ac_n "checking for typedef pid_t""... $ac_c" 1>&6
echo "configure:2496: checking for typedef pid_t" >&5
if eval "test \"`echo '$''{'ac_cv_typedef_pid_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2501 "configure"
#include "confdefs.h"

#include <sys/types.h>

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "(^|[^a-zA-Z_0-9])pid_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_typedef_pid_t=yes
else
  rm -rf conftest*
  ac_cv_typedef_pid_t=no
fi
rm -f conftest*

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

fi

FALLBACK_PID_T="typedef int pid_t;"
if test ".$ac_cv_typedef_pid_t" = .yes; then
    FALLBACK_PID_T="/* $FALLBACK_PID_T */"
fi


echo $ac_n "checking for typedef size_t""... $ac_c" 1>&6
echo "configure:2533: checking for typedef size_t" >&5
if eval "test \"`echo '$''{'ac_cv_typedef_size_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2538 "configure"
#include "confdefs.h"

#include <stdlib.h>

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "(^|[^a-zA-Z_0-9])size_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_typedef_size_t=yes
else
  rm -rf conftest*
  ac_cv_typedef_size_t=no
fi
rm -f conftest*

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

fi

FALLBACK_SIZE_T="typedef unsigned int size_t;"
if test ".$ac_cv_typedef_size_t" = .yes; then
    FALLBACK_SIZE_T="/* $FALLBACK_SIZE_T */"
fi


echo $ac_n "checking for typedef ssize_t""... $ac_c" 1>&6
echo "configure:2570: checking for typedef ssize_t" >&5
if eval "test \"`echo '$''{'ac_cv_typedef_ssize_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2575 "configure"
#include "confdefs.h"

#include <sys/types.h>

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "(^|[^a-zA-Z_0-9])ssize_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_typedef_ssize_t=yes
else
  rm -rf conftest*
  ac_cv_typedef_ssize_t=no
fi
rm -f conftest*

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

fi

FALLBACK_SSIZE_T="typedef unsigned int ssize_t;"
if test ".$ac_cv_typedef_ssize_t" = .yes; then
    FALLBACK_SSIZE_T="/* $FALLBACK_SSIZE_T */"
fi


echo $ac_n "checking for typedef off_t""... $ac_c" 1>&6
echo "configure:2607: checking for typedef off_t" >&5
if eval "test \"`echo '$''{'ac_cv_typedef_off_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2612 "configure"
#include "confdefs.h"

#include <sys/types.h>

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "(^|[^a-zA-Z_0-9])off_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_typedef_off_t=yes
else
  rm -rf conftest*
  ac_cv_typedef_off_t=no
fi
rm -f conftest*

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

fi

FALLBACK_OFF_T="typedef int off_t;"
if test ".$ac_cv_typedef_off_t" = .yes; then
    FALLBACK_OFF_T="/* $FALLBACK_OFF_T */"
fi


echo $ac_n "checking for typedef stack_t""... $ac_c" 1>&6
echo "configure:2644: checking for typedef stack_t" >&5
if eval "test \"`echo '$''{'ac_cv_typedef_stack_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2649 "configure"
#include "confdefs.h"

#include <signal.h>

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "(^|[^a-zA-Z_0-9])stack_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_typedef_stack_t=yes
else
  rm -rf conftest*
  ac_cv_typedef_stack_t=no
fi
rm -f conftest*

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

fi


echo $ac_n "checking for attribute ss_base in struct sigaltstack from sys/signal.h""... $ac_c" 1>&6
echo "configure:2676: checking for attribute ss_base in struct sigaltstack from sys/signal.h" >&5
if eval "test \"`echo '$''{'ac_cv_structattr_ss_base'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2682 "configure"
#include "confdefs.h"

#include <sys/types.h>
#include <sys/signal.h>

int main() {

struct sigaltstack *sp1;
struct sigaltstack *sp2;
sp1->ss_base = sp2->ss_base;

; return 0; }
EOF
if { (eval echo configure:2696: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_cv_structattr_ss_base=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_structattr_ss_base=no
fi
rm -f conftest*
fi
echo "$ac_t""$ac_cv_structattr_ss_base" 1>&6
if test $ac_cv_structattr_ss_base = yes; then
    cat >> confdefs.h <<\EOF
#define HAVE_SS_BASE 1
EOF

fi

echo $ac_n "checking for attribute ss_sp in struct sigaltstack from sys/signal.h""... $ac_c" 1>&6
echo "configure:2716: checking for attribute ss_sp in struct sigaltstack from sys/signal.h" >&5
if eval "test \"`echo '$''{'ac_cv_structattr_ss_sp'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2722 "configure"
#include "confdefs.h"

#include <sys/types.h>
#include <sys/signal.h>

int main() {

struct sigaltstack *sp1;
struct sigaltstack *sp2;
sp1->ss_sp = sp2->ss_sp;

; return 0; }
EOF
if { (eval echo configure:2736: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_cv_structattr_ss_sp=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_structattr_ss_sp=no
fi
rm -f conftest*
fi
echo "$ac_t""$ac_cv_structattr_ss_sp" 1>&6
if test $ac_cv_structattr_ss_sp = yes; then
    cat >> confdefs.h <<\EOF
#define HAVE_SS_SP 1
EOF

fi


echo $ac_n "checking for a single-argument based gettimeofday""... $ac_c" 1>&6
echo "configure:2757: checking for a single-argument based gettimeofday" >&5
cross_compile=no
cat > conftest.$ac_ext <<EOF
#line 2760 "configure"
#include "confdefs.h"

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

int main() {

struct timeval tv;
(void)gettimeofday(&tv);

; return 0; }
EOF
if { (eval echo configure:2774: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  msg="yes"

else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  msg="no"

fi
rm -f conftest*
case $PLATFORM in
    *-*-aix4* ) msg="no" ;; # on AIX the compiler test doesn't work
    *-*-isc* )  msg="no" ;; # on ISC the compiler test doesn't work
esac
if test ".$msg" = .yes; then
    cat >> confdefs.h <<\EOF
#define HAVE_GETTIMEOFDAY_ARGS1 1
EOF

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

echo $ac_n "checking for struct timespec""... $ac_c" 1>&6
echo "configure:2799: checking for struct timespec" >&5
cross_compile=no
cat > conftest.$ac_ext <<EOF
#line 2802 "configure"
#include "confdefs.h"

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

int main() {

struct timespec ts;

; return 0; }
EOF
if { (eval echo configure:2814: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  msg="yes"

else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  msg="no"

fi
rm -f conftest*
if test ".$msg" = .yes; then
    cat >> confdefs.h <<\EOF
#define HAVE_STRUCT_TIMESPEC 1
EOF

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

echo $ac_n "checking for typedef socklen_t""... $ac_c" 1>&6
echo "configure:2835: checking for typedef socklen_t" >&5
if eval "test \"`echo '$''{'ac_cv_typedef_socklen_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2840 "configure"
#include "confdefs.h"

#include <sys/socket.h>

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "(^|[^a-zA-Z_0-9])socklen_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_typedef_socklen_t=yes
else
  rm -rf conftest*
  ac_cv_typedef_socklen_t=no
fi
rm -f conftest*

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

fi

echo $ac_n "checking for type of argument 3 for accept()""... $ac_c" 1>&6
echo "configure:2866: checking for type of argument 3 for accept()" >&5
if eval "test \"`echo '$''{'ac_cv_argtype_accept3'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
#line 2872 "configure"
#include "confdefs.h"
EOF
for ifile in sys/types.h sys/socket.h; do
    echo "#include <$ifile>" >>conftest.$ac_ext
done
gpat=''
spat=''
i=1
while test $i -le 3; do
    gpat="$gpat[^,]*"
    if test $i -eq 3; then
        spat="$spat\\([^,]*\\)"
    else
        spat="$spat[^,]*"
    fi
    if test $i -lt 3; then
        gpat="$gpat,"
        spat="$spat,"
    fi
    i=`expr $i + 1`
done
(eval "$ac_cpp conftest.$ac_ext") 2>&5 |\
sed -e ':join' \
    -e '/,[ 	]*$/N' \
    -e 's/,[ 	]*\n[ 	]*/, /' \
    -e 'tjoin' |\
egrep "[^a-zA-Z0-9_]accept[ 	]*\\($gpat\\)" | head -1 |\
sed -e "s/.*[^a-zA-Z0-9_]accept[ 	]*($spat).*/\\1/" \
    -e 's/(\*[a-zA-Z_][a-zA-Z_0-9]*)/(*)/' \
    -e 's/^[ 	]*//' -e 's/[ 	]*$//' \
    -e 's/^/arg:/' \
    -e 's/^arg:\([^ 	]*\)$/type:\1/' \
    -e 's/^arg:\(.*_t\)*$/type:\1/' \
    -e 's/^arg:\(.*\*\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]\*\)[_a-zA-Z][_a-zA-Z0-9]*$/type:\1/' \
    -e 's/^arg:\(.*[ 	]char\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]short\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]int\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]long\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]float\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]double\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]unsigned\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]signed\)$/type:\1/' \
    -e 's/^arg:\(.*struct[ 	][_a-zA-Z][_a-zA-Z0-9]*\)$/type:\1/' \
    -e 's/^arg:\(.*\)[ 	]_[_a-zA-Z0-9]*$/type:\1/' \
    -e 's/^arg:\(.*\)[ 	]\([^ 	]*\)$/type:\1/' \
    -e 's/^type://' >conftest.output
ac_cv_argtype_accept3=`cat conftest.output`
rm -f conftest*

fi

echo "$ac_t""$ac_cv_argtype_accept3" 1>&6
ac_type="$ac_cv_argtype_accept3"
:

echo $ac_n "checking for fallback socklen_t""... $ac_c" 1>&6
echo "configure:2930: checking for fallback socklen_t" >&5
if eval "test \"`echo '$''{'ac_cv_check_socklentype'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test ".$ac_cv_typedef_socklen_t" = .yes; then
    ac_cv_check_socklentype='socklen_t'
elif test ".$ac_type" != .; then
    ac_cv_check_socklentype=`echo "$ac_type" | sed -e 's/ 	*\*$//'`
else
    ac_cv_check_socklentype='int'
fi

fi

echo "$ac_t""$ac_cv_check_socklentype" 1>&6
ac_type="$ac_cv_check_socklentype"

FALLBACK_SOCKLEN_T="typedef ${ac_type} socklen_t;"
if test ".$ac_type" = ".socklen_t"; then
    FALLBACK_SOCKLEN_T="/* $FALLBACK_SOCKLEN_T */"
fi




echo $ac_n "checking for typedef nfds_t""... $ac_c" 1>&6
echo "configure:2957: checking for typedef nfds_t" >&5
if eval "test \"`echo '$''{'ac_cv_typedef_nfds_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2962 "configure"
#include "confdefs.h"

#include <poll.h>

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "(^|[^a-zA-Z_0-9])nfds_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_typedef_nfds_t=yes
else
  rm -rf conftest*
  ac_cv_typedef_nfds_t=no
fi
rm -f conftest*

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

fi

echo $ac_n "checking for type of argument 2 for poll()""... $ac_c" 1>&6
echo "configure:2988: checking for type of argument 2 for poll()" >&5
if eval "test \"`echo '$''{'ac_cv_argtype_poll2'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat >conftest.$ac_ext <<EOF
#line 2994 "configure"
#include "confdefs.h"
EOF
for ifile in sys/types.h poll.h; do
    echo "#include <$ifile>" >>conftest.$ac_ext
done
gpat=''
spat=''
i=1
while test $i -le 3; do
    gpat="$gpat[^,]*"
    if test $i -eq 2; then
        spat="$spat\\([^,]*\\)"
    else
        spat="$spat[^,]*"
    fi
    if test $i -lt 3; then
        gpat="$gpat,"
        spat="$spat,"
    fi
    i=`expr $i + 1`
done
(eval "$ac_cpp conftest.$ac_ext") 2>&5 |\
sed -e ':join' \
    -e '/,[ 	]*$/N' \
    -e 's/,[ 	]*\n[ 	]*/, /' \
    -e 'tjoin' |\
egrep "[^a-zA-Z0-9_]poll[ 	]*\\($gpat\\)" | head -1 |\
sed -e "s/.*[^a-zA-Z0-9_]poll[ 	]*($spat).*/\\1/" \
    -e 's/(\*[a-zA-Z_][a-zA-Z_0-9]*)/(*)/' \
    -e 's/^[ 	]*//' -e 's/[ 	]*$//' \
    -e 's/^/arg:/' \
    -e 's/^arg:\([^ 	]*\)$/type:\1/' \
    -e 's/^arg:\(.*_t\)*$/type:\1/' \
    -e 's/^arg:\(.*\*\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]\*\)[_a-zA-Z][_a-zA-Z0-9]*$/type:\1/' \
    -e 's/^arg:\(.*[ 	]char\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]short\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]int\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]long\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]float\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]double\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]unsigned\)$/type:\1/' \
    -e 's/^arg:\(.*[ 	]signed\)$/type:\1/' \
    -e 's/^arg:\(.*struct[ 	][_a-zA-Z][_a-zA-Z0-9]*\)$/type:\1/' \
    -e 's/^arg:\(.*\)[ 	]_[_a-zA-Z0-9]*$/type:\1/' \
    -e 's/^arg:\(.*\)[ 	]\([^ 	]*\)$/type:\1/' \
    -e 's/^type://' >conftest.output
ac_cv_argtype_poll2=`cat conftest.output`
rm -f conftest*

fi

echo "$ac_t""$ac_cv_argtype_poll2" 1>&6
ac_type="$ac_cv_argtype_poll2"
:

echo $ac_n "checking for fallback nfds_t""... $ac_c" 1>&6
echo "configure:3052: checking for fallback nfds_t" >&5
if eval "test \"`echo '$''{'ac_cv_check_nfdstype'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test ".$ac_cv_typedef_nfds_t" = .yes; then
    ac_cv_check_nfdstype='nfds_t'
elif test ".$ac_type" != .; then
    ac_cv_check_nfdstype=`echo "$ac_type" | sed -e 's/ 	*\*$//'`
else
    ac_cv_check_nfdstype='unsigned int'
fi

fi

echo "$ac_t""$ac_cv_check_nfdstype" 1>&6
ac_type="$ac_cv_check_nfdstype"

FALLBACK_NFDS_T="typedef ${ac_type} nfds_t;"
if test ".$ac_type" = ".nfds_t"; then
    FALLBACK_NFDS_T="/* $FALLBACK_NFDS_T */"
fi




echo $ac_n "checking for built-in type long long""... $ac_c" 1>&6
echo "configure:3079: checking for built-in type long long" >&5
 if eval "test \"`echo '$''{'ac_cv_type_longlong'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
  cat > conftest.$ac_ext <<EOF
#line 3085 "configure"
#include "confdefs.h"

#include <sys/types.h>
  
int main() {

    long long X = 2, Y = 1, Z;
    Z = X / Y; 
  
; return 0; }
EOF
if { (eval echo configure:3097: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define HAVE_LONGLONG 1
EOF

    ac_cv_type_longlong=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_type_longlong=no
  
fi
rm -f conftest* 
fi
echo "$ac_t""$ac_cv_type_longlong" 1>&6

echo $ac_n "checking for built-in type long double""... $ac_c" 1>&6
echo "configure:3116: checking for built-in type long double" >&5
 if eval "test \"`echo '$''{'ac_cv_type_longdouble'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
  cat > conftest.$ac_ext <<EOF
#line 3122 "configure"
#include "confdefs.h"

#include <sys/types.h>
  
int main() {

    long double X = 2, Y = 1, Z;
    Z = X / Y; 
  
; return 0; }
EOF
if { (eval echo configure:3134: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define HAVE_LONGDOUBLE 1
EOF

    ac_cv_type_longdouble=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_type_longdouble=no
  
fi
rm -f conftest* 
fi
echo "$ac_t""$ac_cv_type_longdouble" 1>&6



if test ".$enable_subdir" != .yes; then
    echo "$ac_t""" 1>&6
    echo "$ac_t""${TB}Machine Context Implementation:${TN}" 1>&6
fi



for ac_hdr in ucontext.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:3165: 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 3170 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:3175: \"$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

for ac_func in makecontext swapcontext getcontext setcontext; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:3203: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3208 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:3235: \"$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


echo $ac_n "checking for usable SVR4/SUSv2 makecontext(2)/swapcontext(2)""... $ac_c" 1>&6
echo "configure:3261: checking for usable SVR4/SUSv2 makecontext(2)/swapcontext(2)" >&5
if eval "test \"`echo '$''{'ac_cv_check_mcsc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test "$cross_compiling" = yes; then
  ac_cv_check_mcsc=no

else
  cat > conftest.$ac_ext <<EOF
#line 3271 "configure"
#include "confdefs.h"


#include <stdio.h>
#include <stdlib.h>
#include <ucontext.h>

ucontext_t uc_child;
ucontext_t uc_main;

void child(void *arg)
{
    if (arg != (void *)12345)
        exit(1);
    if (swapcontext(&uc_child, &uc_main) != 0)
        exit(1);
}

int main(int argc, char *argv[])
{
    FILE *fp;
    void *stack;

    /* the default is that it fails */
    if ((fp = fopen("conftestval", "w")) == NULL)
        exit(1);
    fprintf(fp, "no\n");
    fclose(fp);

    /* configure a child user-space context */
    if ((stack = malloc(64*1024)) == NULL)
        exit(1);
    if (getcontext(&uc_child) != 0)
        exit(1);
    uc_child.uc_link = NULL;
    uc_child.uc_stack.ss_sp = (char *)stack+(32*1024);
    uc_child.uc_stack.ss_size = 32*1024;
    uc_child.uc_stack.ss_flags = 0;
    makecontext(&uc_child, child, 2, (void *)12345);

    /* switch into the user context */
    if (swapcontext(&uc_main, &uc_child) != 0)
        exit(1);

    /* Fine, child came home */
    if ((fp = fopen("conftestval", "w")) == NULL)
        exit(1);
    fprintf(fp, "yes\n");
    fclose(fp);

    /* die successfully */
    exit(0);
}

EOF
if { (eval echo configure:3327: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  ac_cv_check_mcsc=`cat conftestval`
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  ac_cv_check_mcsc=no
fi
rm -fr conftest*
fi

fi
echo "$ac_t""$ac_cv_check_mcsc" 1>&6
if test ".$ac_cv_check_mcsc" = .yes; then
    mcsc=yes
else
    mcsc=no
fi


for ac_hdr in signal.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:3352: 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 3357 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:3362: \"$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

for ac_func in sigsetjmp siglongjmp setjmp longjmp _setjmp _longjmp; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:3390: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3395 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:3422: \"$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

for ac_func in sigaltstack sigstack; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:3448: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3453 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:3480: \"$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

echo $ac_n "checking for signal-mask aware setjmp(3)/longjmp(3)""... $ac_c" 1>&6
echo "configure:3505: checking for signal-mask aware setjmp(3)/longjmp(3)" >&5
if eval "test \"`echo '$''{'ac_cv_check_sjlj'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
ac_rc=yes
for ac_spec in func:setjmp func:longjmp; do
    ac_type=`echo "$ac_spec" | sed -e 's/:.*$//'`
    ac_item=`echo "$ac_spec" | sed -e 's/^.*://'`
    case $ac_type in
        header )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_header_$ac_item"
            ;;
        file )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_file_$ac_item"
            ;;
        func    ) ac_var="ac_cv_func_$ac_item"   ;;
        lib     ) ac_var="ac_cv_lib_$ac_item"    ;;
        define  ) ac_var="ac_cv_define_$ac_item" ;;
        typedef ) ac_var="ac_cv_typedef_$ac_item" ;;
        custom  ) ac_var="$ac_item" ;;
    esac
    eval "ac_val=\$$ac_var"
    if test ".$ac_val" != .yes; then
        ac_rc=no
        break
    fi
done
if test ".$ac_rc" = .yes; then
    :
    ac_cv_check_sjlj=sjlje
else
    :
    ac_cv_check_sjlj=none
fi

cross_compile=no
for testtype in ssjlj sjlj usjlj; do
OCFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -DTEST_${testtype}"
if test "$cross_compiling" = yes; then
  rc=failed

else
  cat > conftest.$ac_ext <<EOF
#line 3552 "configure"
#include "confdefs.h"

#if defined(TEST_ssjlj)
#define __JMP_BUF          sigjmp_buf
#define __SETJMP(buf)      sigsetjmp(buf,1)
#define __LONGJMP(buf,val) siglongjmp(buf,val)
#elif defined(TEST_sjlj)
#define __JMP_BUF          jmp_buf
#define __SETJMP(buf)      setjmp(buf)
#define __LONGJMP(buf,val) longjmp(buf,val)
#elif defined(TEST_usjlj)
#define __JMP_BUF          jmp_buf
#define __SETJMP(buf)      _setjmp(buf)
#define __LONGJMP(buf,val) _longjmp(buf,val)
#endif

#include <stdio.h>
#include <sys/types.h>
#include <signal.h>
#include <setjmp.h>
#include <unistd.h>

static __JMP_BUF jb;

static void sighandler(int sig)
{
    sigset_t sigs;

    /* get signal mask */
    sigprocmask(SIG_SETMASK, NULL, &sigs);

    /* make sure USR1 is still blocked */
    if (!sigismember(&sigs, SIGUSR1))
        exit(1);

    /* block USR2 for us */
    sigaddset(&sigs, SIGUSR2);
    sigprocmask(SIG_SETMASK, &sigs, NULL);

    /* jump back to main */
    __LONGJMP(jb, 1);
    exit(1);
}

int main(int argc, char *argv[])
{
    FILE *fp;
    sigset_t sigs;
    struct sigaction sa;

    /* the default is that it fails */
    if ((fp = fopen("conftestval", "w")) == NULL)
        exit(1);
    fprintf(fp, "failed\n");
    fclose(fp);

    /* block USR1 and unblock USR2 signal */
    sigprocmask(SIG_SETMASK, NULL, &sigs);
    sigaddset(&sigs, SIGUSR1);
    sigdelset(&sigs, SIGUSR2);
    sigprocmask(SIG_SETMASK, &sigs, NULL);

    /* set jump buffer */
    if (__SETJMP(jb) == 0) {

        /* install signal handler for USR1 */
        memset((void *)&sa, 0, sizeof(struct sigaction));
        sigemptyset(&sa.sa_mask);
        sa.sa_handler = sighandler;
        sa.sa_flags = 0;
        sigaction(SIGUSR1, &sa, NULL);

        /* send USR1 signal (which is still blocked) */
        kill(getpid(), SIGUSR1);

        /* unblock USR1 and wait for it */
        sigprocmask(SIG_SETMASK, NULL, &sigs);
        sigdelset(&sigs, SIGUSR1);
        sigsuspend(&sigs);
        exit(1);
    }

    /* get signal mask again */
    sigprocmask(SIG_SETMASK, NULL, &sigs);

    /* make sure USR2 is again unblocked */
    if (sigismember(&sigs, SIGUSR2))
        exit(1);

    /* Fine... */
    if ((fp = fopen("conftestval", "w")) == NULL)
        exit(1);
    fprintf(fp, "ok\n");
    fclose(fp);
    exit(0);
}


EOF
if { (eval echo configure:3652: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  rc=`cat conftestval`
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  rc=failed
fi
rm -fr conftest*
fi
CFLAGS="$OCFLAGS"
if test ".$rc" = .ok; then
    ac_cv_check_sjlj=$testtype
    break
fi
done
case $PLATFORM in
    *-*-linux* )
        braindead=no
        case "x`uname -r`" in
            x2.[23456789]* ) ;;

            * ) braindead=yes ;;
        esac
        case `grep __GLIBC_MINOR /usr/include/features.h | grep '#define' |\
              awk '{ printf("%s", $3 >= 1 ? "yes" : "no"); }'` in
            yes ) ;;
            * ) braindead=yes ;;
        esac
        case $braindead in
            yes ) ac_cv_check_sjlj=sjljlx ;;
            no  ) ac_cv_check_sjlj=ssjlj  ;;
        esac
        ;;
    *-*-isc* )
        ac_cv_check_sjlj=sjljisc
        ;;
    *-*-interix )
        #   Interix is a POSIX sub-system on Windows-NT which
        #   can use the Interactive UNIX dispatching code.
        ac_cv_check_sjlj=sjljisc
        ;;
    *-*-cygwin* )
        ac_cv_check_sjlj=sjljw32
        ;;
esac

fi
sjlj_type="$ac_cv_check_sjlj"
if test ".$ac_cv_check_sjlj" != .none; then
    echo "$ac_t""yes: $ac_cv_check_sjlj" 1>&6
    sjlj=yes
else
    echo "$ac_t""no" 1>&6
    sjlj=no
fi



if test ".$mcsc" = .yes; then
    mctx_mth=mcsc
    mctx_dsp=sc
    mctx_stk=mc
elif test ".$sjlj" = .yes; then
    mctx_mth=sjlj
    mctx_dsp=$sjlj_type
    mctx_stk=none
    ac_rc=yes
for ac_spec in func:sigstack; do
    ac_type=`echo "$ac_spec" | sed -e 's/:.*$//'`
    ac_item=`echo "$ac_spec" | sed -e 's/^.*://'`
    case $ac_type in
        header )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_header_$ac_item"
            ;;
        file )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_file_$ac_item"
            ;;
        func    ) ac_var="ac_cv_func_$ac_item"   ;;
        lib     ) ac_var="ac_cv_lib_$ac_item"    ;;
        define  ) ac_var="ac_cv_define_$ac_item" ;;
        typedef ) ac_var="ac_cv_typedef_$ac_item" ;;
        custom  ) ac_var="$ac_item" ;;
    esac
    eval "ac_val=\$$ac_var"
    if test ".$ac_val" != .yes; then
        ac_rc=no
        break
    fi
done
if test ".$ac_rc" = .yes; then
    :
    mctx_stk=ss
else
    :
    
fi

    ac_rc=yes
for ac_spec in func:sigaltstack; do
    ac_type=`echo "$ac_spec" | sed -e 's/:.*$//'`
    ac_item=`echo "$ac_spec" | sed -e 's/^.*://'`
    case $ac_type in
        header )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_header_$ac_item"
            ;;
        file )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_file_$ac_item"
            ;;
        func    ) ac_var="ac_cv_func_$ac_item"   ;;
        lib     ) ac_var="ac_cv_lib_$ac_item"    ;;
        define  ) ac_var="ac_cv_define_$ac_item" ;;
        typedef ) ac_var="ac_cv_typedef_$ac_item" ;;
        custom  ) ac_var="$ac_item" ;;
    esac
    eval "ac_val=\$$ac_var"
    if test ".$ac_val" != .yes; then
        ac_rc=no
        break
    fi
done
if test ".$ac_rc" = .yes; then
    :
    mctx_stk=sas
else
    :
    
fi

    case $mctx_dsp in
         sjljlx|sjljisc|sjljw32 ) mctx_stk=none
    esac
else
    { echo "configure: error: no appropriate mctx method found" 1>&2; exit 1; }
fi


# Check whether --with-mctx-mth or --without-mctx-mth was given.
if test "${with_mctx_mth+set}" = set; then
  withval="$with_mctx_mth"
  
case $withval in
    mcsc|sjlj ) mctx_mth=$withval ;;
    * ) { echo "configure: error: invalid mctx method -- allowed: mcsc,sjlj" 1>&2; exit 1; } ;;
esac

fi
# Check whether --with-mctx-dsp or --without-mctx-dsp was given.
if test "${with_mctx_dsp+set}" = set; then
  withval="$with_mctx_dsp"
  
case $withval in
    sc|ssjlj|sjlj|usjlj|sjlje|sjljlx|sjljisc|sjljw32 ) mctx_dsp=$withval ;;
    * ) { echo "configure: error: invalid mctx dispatching -- allowed: sc,ssjlj,sjlj,usjlj,sjlje,sjljlx,sjljisc,sjljw32" 1>&2; exit 1; } ;;
esac

fi
# Check whether --with-mctx-stk or --without-mctx-stk was given.
if test "${with_mctx_stk+set}" = set; then
  withval="$with_mctx_stk"
  
case $withval in
    mc|ss|sas|none ) mctx_stk=$withval ;;
    * ) { echo "configure: error: invalid mctx stack setup -- allowed: mc,ss,sas,none" 1>&2; exit 1; } ;;
esac

fi


echo $ac_n "checking for typedef stack_t""... $ac_c" 1>&6
echo "configure:3827: checking for typedef stack_t" >&5
if eval "test \"`echo '$''{'ac_cv_typedef_stack_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3832 "configure"
#include "confdefs.h"

#include <signal.h>

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "(^|[^a-zA-Z_0-9])stack_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_typedef_stack_t=yes
else
  rm -rf conftest*
  ac_cv_typedef_stack_t=no
fi
rm -f conftest*

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

fi


echo $ac_n "checking for direction of stack growth""... $ac_c" 1>&6
echo "configure:3859: checking for direction of stack growth" >&5
if eval "test \"`echo '$''{'ac_cv_check_stackgrowth'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cross_compile=no
if test "$cross_compiling" = yes; then
  ac_cv_check_stackgrowth=down

else
  cat > conftest.$ac_ext <<EOF
#line 3870 "configure"
#include "confdefs.h"

#include <stdio.h>
#include <stdlib.h>
static int iterate = 10;
static int growsdown(int *x)
{
    auto int y;
    y = (x > &y);
    if (--iterate > 0)
        y = growsdown(&y);
    if (y != (x > &y))
        exit(1);
    return y;
}
int main(int argc, char *argv[])
{
    FILE *f;
    auto int x;
    if ((f = fopen("conftestval", "w")) == NULL)
        exit(1);
    fprintf(f, "%s\n", growsdown(&x) ? "down" : "up");;
    fclose(f);
    exit(0);
}


EOF
if { (eval echo configure:3899: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  ac_cv_check_stackgrowth=`cat conftestval`
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  ac_cv_check_stackgrowth=down
fi
rm -fr conftest*
fi

fi
echo "$ac_t""$ac_cv_check_stackgrowth" 1>&6
if test ".$ac_cv_check_stackgrowth" = ".down"; then
    val="-1"
else
    val="+1"
fi
cat >> confdefs.h <<EOF
#define PTH_STACKGROWTH $val
EOF


if test ".$ac_cv_check_stackgrowth" = ".down"; then
    PTH_STACK_GROWTH="down"
else
    PTH_STACK_GROWTH="up"
fi





for ac_func in makecontext; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:3935: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3940 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:3967: \"$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


echo $ac_n "checking for stack setup via makecontext""... $ac_c" 1>&6
echo "configure:3993: checking for stack setup via makecontext" >&5
if eval "test \"`echo '$''{'ac_cv_stacksetup_makecontext'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test ".$ac_cv_func_makecontext" = .no; then
        ac_cv_stacksetup_makecontext="N.A.:/*N.A.*/,/*N.A.*/"
else
        OCFLAGS="$CFLAGS"
    CFLAGS="$CFLAGS -DTEST_makecontext"
    cross_compile=no
        if test "$cross_compiling" = yes; then
  
ac_cv_stacksetup_makecontext='guessed:(skaddr),(sksize)'

else
  cat > conftest.$ac_ext <<EOF
#line 4010 "configure"
#include "confdefs.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#if defined(TEST_sigstack) || defined(TEST_sigaltstack)
#include <sys/types.h>
#include <signal.h>
#include <unistd.h>
#endif
#if defined(TEST_makecontext)
#include <ucontext.h>
#endif
union alltypes {
    long   l;
    double d;
    void  *vp;
    void (*fp)(void);
    char  *cp;
};
static volatile char *handler_addr = (char *)0xDEAD;
#if defined(TEST_sigstack) || defined(TEST_sigaltstack)
static volatile int handler_done = 0;
void handler(int sig)
{
    char garbage[1024];
    int i;
    auto int dummy;
    for (i = 0; i < 1024; i++)
        garbage[i] = 'X';
    handler_addr = (char *)&dummy;
    handler_done = 1;
    return;
}
#endif
#if defined(TEST_makecontext)
static ucontext_t uc_handler;
static ucontext_t uc_main;
void handler(void)
{
    char garbage[1024];
    int i;
    auto int dummy;
    for (i = 0; i < 1024; i++)
        garbage[i] = 'X';
    handler_addr = (char *)&dummy;
    swapcontext(&uc_handler, &uc_main);
    return;
}
#endif
int main(int argc, char *argv[])
{
    FILE *f;
    char *skaddr;
    char *skbuf;
    int sksize;
    char result[1024];
    int i;
    sksize = 32768;
    skbuf = (char *)malloc(sksize*2+2*sizeof(union alltypes));
    if (skbuf == NULL)
        exit(1);
    for (i = 0; i < sksize*2+2*sizeof(union alltypes); i++)
        skbuf[i] = 'A';
    skaddr = skbuf+sizeof(union alltypes);
#if defined(TEST_sigstack) || defined(TEST_sigaltstack)
    {
        struct sigaction sa;
#if defined(TEST_sigstack)
        struct sigstack ss;
#elif defined(TEST_sigaltstack) && defined(HAVE_STACK_T)
        stack_t ss;
#else
        struct sigaltstack ss;
#endif
#if defined(TEST_sigstack)
        ss.ss_sp      = (void *)(skaddr + sksize);
        ss.ss_onstack = 0;
        if (sigstack(&ss, NULL) < 0)
            exit(1);
#elif defined(TEST_sigaltstack)
        ss.ss_sp    = (void *)(skaddr + sksize);
        ss.ss_size  = sksize;
        ss.ss_flags = 0;
        if (sigaltstack(&ss, NULL) < 0)
            exit(1);
#endif
        memset((void *)&sa, 0, sizeof(struct sigaction));
        sa.sa_handler = handler;
        sa.sa_flags = SA_ONSTACK;
        sigemptyset(&sa.sa_mask);
        sigaction(SIGUSR1, &sa, NULL);
        kill(getpid(), SIGUSR1);
        while (!handler_done)
            /*nop*/;
    }
#endif
#if defined(TEST_makecontext)
    {
        if (getcontext(&uc_handler) != 0)
            exit(1);
        uc_handler.uc_link = NULL;
        uc_handler.uc_stack.ss_sp    = (void *)(skaddr + sksize);
        uc_handler.uc_stack.ss_size  = sksize;
        uc_handler.uc_stack.ss_flags = 0;
        makecontext(&uc_handler, handler, 1);
        swapcontext(&uc_main, &uc_handler);
    }
#endif
    if (handler_addr == (char *)0xDEAD)
        exit(1);
    if (handler_addr < skaddr+sksize) {
        /* stack was placed into lower area */
        if (*(skaddr+sksize) != 'A')
             sprintf(result, "(skaddr)+(sksize)-%d,(sksize)-%d",
                     sizeof(union alltypes), sizeof(union alltypes));
        else
             strcpy(result, "(skaddr)+(sksize),(sksize)");
    }
    else {
        /* stack was placed into higher area */
        if (*(skaddr+sksize*2) != 'A')
            sprintf(result, "(skaddr),(sksize)-%d", sizeof(union alltypes));
        else
            strcpy(result, "(skaddr),(sksize)");
    }
    if ((f = fopen("conftestval", "w")) == NULL)
        exit(1);
    fprintf(f, "%s\n", result);
    fclose(f);
    exit(0);
}

EOF
if { (eval echo configure:4145: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  
ac_cv_stacksetup_makecontext=`cat conftestval`
ac_cv_stacksetup_makecontext="ok:$ac_cv_stacksetup_makecontext"

else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  
ac_cv_stacksetup_makecontext='guessed:(skaddr),(sksize)'

fi
rm -fr conftest*
fi
CFLAGS="$OCFLAGS"

fi
fi
type=`echo $ac_cv_stacksetup_makecontext | sed -e 's;:.*$;;'`
addr=`echo $ac_cv_stacksetup_makecontext | sed -e 's;^.*:;;' -e 's;,.*$;;'`
size=`echo $ac_cv_stacksetup_makecontext | sed -e 's;^.*:;;' -e 's;^.*,;;'`
pth_skaddr_makecontext="#define pth_skaddr_makecontext(skaddr,sksize) ($addr)"
pth_sksize_makecontext="#define pth_sksize_makecontext(skaddr,sksize) ($size)"
echo "$ac_t""$type" 1>&6
if test ".$verbose" = .yes; then
    echo "$ac_t""  $pth_skaddr_makecontext" 1>&6
fi

if test ".$verbose" = .yes; then
    echo "$ac_t""  $pth_sksize_makecontext" 1>&6
fi




for ac_func in sigaltstack; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:4184: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 4189 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:4216: \"$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


    

    
    
        echo $ac_n "checking for typedef stack_t""... $ac_c" 1>&6
echo "configure:4246: checking for typedef stack_t" >&5
if eval "test \"`echo '$''{'ac_cv_typedef_stack_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 4251 "configure"
#include "confdefs.h"

#include <signal.h>

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "(^|[^a-zA-Z_0-9])stack_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_typedef_stack_t=yes
else
  rm -rf conftest*
  ac_cv_typedef_stack_t=no
fi
rm -f conftest*

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

fi

    


echo $ac_n "checking for stack setup via sigaltstack""... $ac_c" 1>&6
echo "configure:4280: checking for stack setup via sigaltstack" >&5
if eval "test \"`echo '$''{'ac_cv_stacksetup_sigaltstack'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test ".$ac_cv_func_sigaltstack" = .no; then
        ac_cv_stacksetup_sigaltstack="N.A.:/*N.A.*/,/*N.A.*/"
else
        OCFLAGS="$CFLAGS"
    CFLAGS="$CFLAGS -DTEST_sigaltstack"
    cross_compile=no
        if test "$cross_compiling" = yes; then
  
ac_cv_stacksetup_sigaltstack='guessed:(skaddr),(sksize)'

else
  cat > conftest.$ac_ext <<EOF
#line 4297 "configure"
#include "confdefs.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#if defined(TEST_sigstack) || defined(TEST_sigaltstack)
#include <sys/types.h>
#include <signal.h>
#include <unistd.h>
#endif
#if defined(TEST_makecontext)
#include <ucontext.h>
#endif
union alltypes {
    long   l;
    double d;
    void  *vp;
    void (*fp)(void);
    char  *cp;
};
static volatile char *handler_addr = (char *)0xDEAD;
#if defined(TEST_sigstack) || defined(TEST_sigaltstack)
static volatile int handler_done = 0;
void handler(int sig)
{
    char garbage[1024];
    int i;
    auto int dummy;
    for (i = 0; i < 1024; i++)
        garbage[i] = 'X';
    handler_addr = (char *)&dummy;
    handler_done = 1;
    return;
}
#endif
#if defined(TEST_makecontext)
static ucontext_t uc_handler;
static ucontext_t uc_main;
void handler(void)
{
    char garbage[1024];
    int i;
    auto int dummy;
    for (i = 0; i < 1024; i++)
        garbage[i] = 'X';
    handler_addr = (char *)&dummy;
    swapcontext(&uc_handler, &uc_main);
    return;
}
#endif
int main(int argc, char *argv[])
{
    FILE *f;
    char *skaddr;
    char *skbuf;
    int sksize;
    char result[1024];
    int i;
    sksize = 32768;
    skbuf = (char *)malloc(sksize*2+2*sizeof(union alltypes));
    if (skbuf == NULL)
        exit(1);
    for (i = 0; i < sksize*2+2*sizeof(union alltypes); i++)
        skbuf[i] = 'A';
    skaddr = skbuf+sizeof(union alltypes);
#if defined(TEST_sigstack) || defined(TEST_sigaltstack)
    {
        struct sigaction sa;
#if defined(TEST_sigstack)
        struct sigstack ss;
#elif defined(TEST_sigaltstack) && defined(HAVE_STACK_T)
        stack_t ss;
#else
        struct sigaltstack ss;
#endif
#if defined(TEST_sigstack)
        ss.ss_sp      = (void *)(skaddr + sksize);
        ss.ss_onstack = 0;
        if (sigstack(&ss, NULL) < 0)
            exit(1);
#elif defined(TEST_sigaltstack)
        ss.ss_sp    = (void *)(skaddr + sksize);
        ss.ss_size  = sksize;
        ss.ss_flags = 0;
        if (sigaltstack(&ss, NULL) < 0)
            exit(1);
#endif
        memset((void *)&sa, 0, sizeof(struct sigaction));
        sa.sa_handler = handler;
        sa.sa_flags = SA_ONSTACK;
        sigemptyset(&sa.sa_mask);
        sigaction(SIGUSR1, &sa, NULL);
        kill(getpid(), SIGUSR1);
        while (!handler_done)
            /*nop*/;
    }
#endif
#if defined(TEST_makecontext)
    {
        if (getcontext(&uc_handler) != 0)
            exit(1);
        uc_handler.uc_link = NULL;
        uc_handler.uc_stack.ss_sp    = (void *)(skaddr + sksize);
        uc_handler.uc_stack.ss_size  = sksize;
        uc_handler.uc_stack.ss_flags = 0;
        makecontext(&uc_handler, handler, 1);
        swapcontext(&uc_main, &uc_handler);
    }
#endif
    if (handler_addr == (char *)0xDEAD)
        exit(1);
    if (handler_addr < skaddr+sksize) {
        /* stack was placed into lower area */
        if (*(skaddr+sksize) != 'A')
             sprintf(result, "(skaddr)+(sksize)-%d,(sksize)-%d",
                     sizeof(union alltypes), sizeof(union alltypes));
        else
             strcpy(result, "(skaddr)+(sksize),(sksize)");
    }
    else {
        /* stack was placed into higher area */
        if (*(skaddr+sksize*2) != 'A')
            sprintf(result, "(skaddr),(sksize)-%d", sizeof(union alltypes));
        else
            strcpy(result, "(skaddr),(sksize)");
    }
    if ((f = fopen("conftestval", "w")) == NULL)
        exit(1);
    fprintf(f, "%s\n", result);
    fclose(f);
    exit(0);
}

EOF
if { (eval echo configure:4432: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  
ac_cv_stacksetup_sigaltstack=`cat conftestval`
ac_cv_stacksetup_sigaltstack="ok:$ac_cv_stacksetup_sigaltstack"

else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  
ac_cv_stacksetup_sigaltstack='guessed:(skaddr),(sksize)'

fi
rm -fr conftest*
fi
CFLAGS="$OCFLAGS"

fi
fi
type=`echo $ac_cv_stacksetup_sigaltstack | sed -e 's;:.*$;;'`
addr=`echo $ac_cv_stacksetup_sigaltstack | sed -e 's;^.*:;;' -e 's;,.*$;;'`
size=`echo $ac_cv_stacksetup_sigaltstack | sed -e 's;^.*:;;' -e 's;^.*,;;'`
pth_skaddr_sigaltstack="#define pth_skaddr_sigaltstack(skaddr,sksize) ($addr)"
pth_sksize_sigaltstack="#define pth_sksize_sigaltstack(skaddr,sksize) ($size)"
echo "$ac_t""$type" 1>&6
if test ".$verbose" = .yes; then
    echo "$ac_t""  $pth_skaddr_sigaltstack" 1>&6
fi

if test ".$verbose" = .yes; then
    echo "$ac_t""  $pth_sksize_sigaltstack" 1>&6
fi



for ac_func in sigstack; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:4470: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 4475 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:4502: \"$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


echo $ac_n "checking for stack setup via sigstack""... $ac_c" 1>&6
echo "configure:4528: checking for stack setup via sigstack" >&5
if eval "test \"`echo '$''{'ac_cv_stacksetup_sigstack'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
if test ".$ac_cv_func_sigstack" = .no; then
        ac_cv_stacksetup_sigstack="N.A.:/*N.A.*/,/*N.A.*/"
else
        OCFLAGS="$CFLAGS"
    CFLAGS="$CFLAGS -DTEST_sigstack"
    cross_compile=no
        if test "$cross_compiling" = yes; then
  
ac_cv_stacksetup_sigstack='guessed:(skaddr),(sksize)'

else
  cat > conftest.$ac_ext <<EOF
#line 4545 "configure"
#include "confdefs.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#if defined(TEST_sigstack) || defined(TEST_sigaltstack)
#include <sys/types.h>
#include <signal.h>
#include <unistd.h>
#endif
#if defined(TEST_makecontext)
#include <ucontext.h>
#endif
union alltypes {
    long   l;
    double d;
    void  *vp;
    void (*fp)(void);
    char  *cp;
};
static volatile char *handler_addr = (char *)0xDEAD;
#if defined(TEST_sigstack) || defined(TEST_sigaltstack)
static volatile int handler_done = 0;
void handler(int sig)
{
    char garbage[1024];
    int i;
    auto int dummy;
    for (i = 0; i < 1024; i++)
        garbage[i] = 'X';
    handler_addr = (char *)&dummy;
    handler_done = 1;
    return;
}
#endif
#if defined(TEST_makecontext)
static ucontext_t uc_handler;
static ucontext_t uc_main;
void handler(void)
{
    char garbage[1024];
    int i;
    auto int dummy;
    for (i = 0; i < 1024; i++)
        garbage[i] = 'X';
    handler_addr = (char *)&dummy;
    swapcontext(&uc_handler, &uc_main);
    return;
}
#endif
int main(int argc, char *argv[])
{
    FILE *f;
    char *skaddr;
    char *skbuf;
    int sksize;
    char result[1024];
    int i;
    sksize = 32768;
    skbuf = (char *)malloc(sksize*2+2*sizeof(union alltypes));
    if (skbuf == NULL)
        exit(1);
    for (i = 0; i < sksize*2+2*sizeof(union alltypes); i++)
        skbuf[i] = 'A';
    skaddr = skbuf+sizeof(union alltypes);
#if defined(TEST_sigstack) || defined(TEST_sigaltstack)
    {
        struct sigaction sa;
#if defined(TEST_sigstack)
        struct sigstack ss;
#elif defined(TEST_sigaltstack) && defined(HAVE_STACK_T)
        stack_t ss;
#else
        struct sigaltstack ss;
#endif
#if defined(TEST_sigstack)
        ss.ss_sp      = (void *)(skaddr + sksize);
        ss.ss_onstack = 0;
        if (sigstack(&ss, NULL) < 0)
            exit(1);
#elif defined(TEST_sigaltstack)
        ss.ss_sp    = (void *)(skaddr + sksize);
        ss.ss_size  = sksize;
        ss.ss_flags = 0;
        if (sigaltstack(&ss, NULL) < 0)
            exit(1);
#endif
        memset((void *)&sa, 0, sizeof(struct sigaction));
        sa.sa_handler = handler;
        sa.sa_flags = SA_ONSTACK;
        sigemptyset(&sa.sa_mask);
        sigaction(SIGUSR1, &sa, NULL);
        kill(getpid(), SIGUSR1);
        while (!handler_done)
            /*nop*/;
    }
#endif
#if defined(TEST_makecontext)
    {
        if (getcontext(&uc_handler) != 0)
            exit(1);
        uc_handler.uc_link = NULL;
        uc_handler.uc_stack.ss_sp    = (void *)(skaddr + sksize);
        uc_handler.uc_stack.ss_size  = sksize;
        uc_handler.uc_stack.ss_flags = 0;
        makecontext(&uc_handler, handler, 1);
        swapcontext(&uc_main, &uc_handler);
    }
#endif
    if (handler_addr == (char *)0xDEAD)
        exit(1);
    if (handler_addr < skaddr+sksize) {
        /* stack was placed into lower area */
        if (*(skaddr+sksize) != 'A')
             sprintf(result, "(skaddr)+(sksize)-%d,(sksize)-%d",
                     sizeof(union alltypes), sizeof(union alltypes));
        else
             strcpy(result, "(skaddr)+(sksize),(sksize)");
    }
    else {
        /* stack was placed into higher area */
        if (*(skaddr+sksize*2) != 'A')
            sprintf(result, "(skaddr),(sksize)-%d", sizeof(union alltypes));
        else
            strcpy(result, "(skaddr),(sksize)");
    }
    if ((f = fopen("conftestval", "w")) == NULL)
        exit(1);
    fprintf(f, "%s\n", result);
    fclose(f);
    exit(0);
}

EOF
if { (eval echo configure:4680: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  
ac_cv_stacksetup_sigstack=`cat conftestval`
ac_cv_stacksetup_sigstack="ok:$ac_cv_stacksetup_sigstack"

else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  
ac_cv_stacksetup_sigstack='guessed:(skaddr),(sksize)'

fi
rm -fr conftest*
fi
CFLAGS="$OCFLAGS"

fi
fi
type=`echo $ac_cv_stacksetup_sigstack | sed -e 's;:.*$;;'`
addr=`echo $ac_cv_stacksetup_sigstack | sed -e 's;^.*:;;' -e 's;,.*$;;'`
size=`echo $ac_cv_stacksetup_sigstack | sed -e 's;^.*:;;' -e 's;^.*,;;'`
pth_skaddr_sigstack="#define pth_skaddr_sigstack(skaddr,sksize) ($addr)"
pth_sksize_sigstack="#define pth_sksize_sigstack(skaddr,sksize) ($size)"
echo "$ac_t""$type" 1>&6
if test ".$verbose" = .yes; then
    echo "$ac_t""  $pth_skaddr_sigstack" 1>&6
fi

if test ".$verbose" = .yes; then
    echo "$ac_t""  $pth_sksize_sigstack" 1>&6
fi



case $mctx_dsp in 
    ssjlj )
        pth_sigjmpbuf='sigjmp_buf'
        pth_sigsetjmp='sigsetjmp(buf,1)'
        pth_siglongjmp='siglongjmp(buf,val)'
        ;;
    sjlj )
        pth_sigjmpbuf='jmp_buf'
        pth_sigsetjmp='setjmp(buf)'
        pth_siglongjmp='longjmp(buf,val)'
        ;;
    usjlj )
        pth_sigjmpbuf='jmp_buf'
        pth_sigsetjmp='_setjmp(buf)'
        pth_siglongjmp='_longjmp(buf,val)'
        ;;
    sjlje )
        pth_sigjmpbuf='jmp_buf'
        pth_sigsetjmp='setjmp(buf)'
        pth_siglongjmp='longjmp(buf,val)'
        ;;
    sjljlx|sjljisc|sjljw32 )
        pth_sigjmpbuf='sigjmp_buf'
        pth_sigsetjmp='sigsetjmp(buf,1)'
        pth_siglongjmp='siglongjmp(buf,val)'
        ;;
 esac
pth_sigjmpbuf="#define pth_sigjmpbuf $pth_sigjmpbuf"
pth_sigsetjmp="#define pth_sigsetjmp(buf) $pth_sigsetjmp"
pth_siglongjmp="#define pth_siglongjmp(buf,val) $pth_siglongjmp"





cat >> confdefs.h <<EOF
#define PTH_MCTX_MTH_use PTH_MCTX_MTH_$mctx_mth
EOF

cat >> confdefs.h <<EOF
#define PTH_MCTX_DSP_use PTH_MCTX_DSP_$mctx_dsp
EOF

cat >> confdefs.h <<EOF
#define PTH_MCTX_STK_use PTH_MCTX_STK_$mctx_stk
EOF


PTH_MCTX_ID="$mctx_mth/$mctx_dsp/$mctx_stk"
echo "$ac_t""decision on mctx implementation... ${TB}${PTH_MCTX_ID}${TN}" 1>&6


if test ".$verbose" = .yes; then
    echo "$ac_t""  decided mctx method: $mctx_mth" 1>&6
fi

if test ".$verbose" = .yes; then
    echo "$ac_t""  decided mctx dispatching: $mctx_dsp" 1>&6
fi

if test ".$verbose" = .yes; then
    echo "$ac_t""  decided mctx stack setup: $mctx_stk" 1>&6
fi




if test ".$enable_subdir" != .yes; then
    echo "$ac_t""" 1>&6
    echo "$ac_t""${TB}System Call Mapping:${TN}" 1>&6
fi


for ac_func in syscall; do
    echo $ac_n "checking for function $ac_func""... $ac_c" 1>&6
echo "configure:4791: checking for function $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 4796 "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>
#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();
char (*f)();

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
f = $ac_func;
#endif

; return 0; }
EOF
if { (eval echo configure:4823: \"$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

for ac_hdr in sys/syscall.h sys/socketcall.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:4851: 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 4856 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:4861: \"$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

echo $ac_n "checking for define SYS_read in sys/syscall.h""... $ac_c" 1>&6
echo "configure:4888: checking for define SYS_read in sys/syscall.h" >&5
if eval "test \"`echo '$''{'ac_cv_define_SYS_read'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 4893 "configure"
#include "confdefs.h"

#include <sys/syscall.h>
#ifdef SYS_read
YES_IS_DEFINED
#endif

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

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

fi


echo $ac_n "checking whether soft system call mapping is used""... $ac_c" 1>&6
echo "configure:4923: checking whether soft system call mapping is used" >&5
# Check whether --enable-syscall-soft or --disable-syscall-soft was given.
if test "${enable_syscall_soft+set}" = set; then
  enableval="$enable_syscall_soft"
  enable_syscall_soft="$enableval"
else
  if test ".$enable_syscall_soft" = .; then
    enable_syscall_soft=no
fi

fi
if test .$enable_syscall_soft = .yes; then
    PTH_SYSCALL_SOFT=1
    msg="yes"
else
    PTH_SYSCALL_SOFT=0
    msg="no"
fi
echo "$ac_t""$msg" 1>&6


echo $ac_n "checking whether hard system call mapping is used""... $ac_c" 1>&6
echo "configure:4945: checking whether hard system call mapping is used" >&5
# Check whether --enable-syscall-hard or --disable-syscall-hard was given.
if test "${enable_syscall_hard+set}" = set; then
  enableval="$enable_syscall_hard"
  enable_syscall_hard="$enableval"
else
  
if test ".$enable_syscall_hard" = .; then
    enable_syscall_hard=no
fi

fi
if test ".$enable_syscall_hard" = .yes; then
    ac_rc=yes
for ac_spec in func:syscall header:sys/syscall.h define:SYS_read; do
    ac_type=`echo "$ac_spec" | sed -e 's/:.*$//'`
    ac_item=`echo "$ac_spec" | sed -e 's/^.*://'`
    case $ac_type in
        header )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_header_$ac_item"
            ;;
        file )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_file_$ac_item"
            ;;
        func    ) ac_var="ac_cv_func_$ac_item"   ;;
        lib     ) ac_var="ac_cv_lib_$ac_item"    ;;
        define  ) ac_var="ac_cv_define_$ac_item" ;;
        typedef ) ac_var="ac_cv_typedef_$ac_item" ;;
        custom  ) ac_var="$ac_item" ;;
    esac
    eval "ac_val=\$$ac_var"
    if test ".$ac_val" != .yes; then
        ac_rc=no
        break
    fi
done
if test ".$ac_rc" = .yes; then
    :
    enable_syscall_hard=yes
else
    :
    enable_syscall_hard=no
fi

fi
if test ".$enable_syscall_hard" = .yes; then
    PTH_SYSCALL_HARD=1
    msg="yes"
else
    PTH_SYSCALL_HARD=0
    msg="no"
fi
echo "$ac_t""$msg" 1>&6

if test ".$enable_syscall_hard" = .yes; then
    echo "${TB}Warning: The hard system call mapping variant is still work in progress.${TN}"
    echo "${TB}         Do neither expect it to compile on all platforms (because of${TN}"
    echo "${TB}         conflicts with vendor prototypes) nor to actually work!${TN}"
fi



if test ".$enable_subdir" != .yes; then
    echo "$ac_t""" 1>&6
    echo "$ac_t""${TB}Build Parameters:${TN}" 1>&6
fi


echo $ac_n "checking whether to activate batch build mode""... $ac_c" 1>&6
echo "configure:5016: checking whether to activate batch build mode" >&5
# Check whether --enable-batch or --disable-batch was given.
if test "${enable_batch+set}" = set; then
  enableval="$enable_batch"
  
else
  enable_batch=no

fi
if test ".$silent" = .yes; then
    enable_batch=yes
fi
echo "$ac_t""$enable_batch" 1>&6
BATCH="$enable_batch"

TARGET_ALL='$(TARGET_PREQ) $(TARGET_LIBS)'
echo $ac_n "checking whether to activate maintainer build targets""... $ac_c" 1>&6
echo "configure:5033: checking whether to activate maintainer build targets" >&5
# Check whether --enable-maintainer or --disable-maintainer was given.
if test "${enable_maintainer+set}" = set; then
  enableval="$enable_maintainer"
  
else
  enable_maintainer=no

fi
echo "$ac_t""$enable_maintainer" 1>&6
if test ".$enable_maintainer" = .yes; then
    TARGET_ALL="$TARGET_ALL \$(TARGET_MANS)"
fi
echo $ac_n "checking whether to activate test build targets""... $ac_c" 1>&6
echo "configure:5047: checking whether to activate test build targets" >&5
# Check whether --enable-tests or --disable-tests was given.
if test "${enable_tests+set}" = set; then
  enableval="$enable_tests"
  
else
  enable_tests=yes

fi
echo "$ac_t""$enable_tests" 1>&6
if test ".$enable_tests" = .yes; then
    TARGET_ALL="$TARGET_ALL \$(TARGET_TEST)"
fi



echo $ac_n "checking whether to build Pthread library""... $ac_c" 1>&6
echo "configure:5064: checking whether to build Pthread library" >&5
# Check whether --enable-pthread or --disable-pthread was given.
if test "${enable_pthread+set}" = set; then
  enableval="$enable_pthread"
  enable_pthread="$enableval"
else
  if test ".$enable_pthread" = .; then
    enable_pthread=no
fi

fi
echo "$ac_t""$enable_pthread" 1>&6
if test ".$enable_pthread" = .yes; then
    PTHREAD_O=pthread.o           LIBPTHREAD_A=libpthread.a     LIBPTHREAD_LA=libpthread.la
    PTHREAD_CONFIG_1='$(S)pthread-config.1'
    PTHREAD_3='$(S)pthread.3'
    INSTALL_PTHREAD=install-pthread
    UNINSTALL_PTHREAD=uninstall-pthread
    TEST_PTHREAD=test_pthread
    enable_syscall_soft=yes
    for ac_hdr in pthread.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:5088: 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 5093 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:5098: \"$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

    ac_warn=no
    if test ".$ac_cv_header_pthread_h" = .yes; then
        warn=yes
        
        case $PLATFORM in
            *-*-freebsd* ) ac_warn=no ;;
            *-*-linux*   ) ac_warn=no ;;
            *-*-solaris* ) ac_warn=no ;;
            *-*-irix*    ) ac_warn=no ;;
        esac
        
    fi
    if test ".$ac_warn" = .yes; then
        echo "${TB}Warning: You seem to have a vendor Pthread library installed.${TN}"
        echo "${TB}         There might be conflicts with its pthread.h under compile-time!${TN}"
    fi
else
    PTHREAD_O=""         LIBPTHREAD_A=""      LIBPTHREAD_LA=""
    PTHREAD_CONFIG_1=""
    PTHREAD_3=""
    INSTALL_PTHREAD=""
    UNINSTALL_PTHREAD=""
    TEST_PTHREAD=""
fi









PTH_EXT_SFIO=0
# Check whether --with-sfio or --without-sfio was given.
if test "${with_sfio+set}" = set; then
  withval="$with_sfio"
  if test ".$with_sfio" = .yes; then
        #   via config script
        sfio_version=`(sfio-config --version) 2>/dev/null`
        if test ".$sfio_version" != .; then
            CPPFLAGS="$CPPFLAGS `sfio-config --cflags`"
            CFLAGS="$CFLAGS `sfio-config --cflags`"
            LDFLAGS="$LDFLAGS `sfio-config --ldflags`"
        fi
    else
        if test -d "$with_sfio"; then
            found=0
            #   via config script
            for dir in $with_sfio/bin $with_sfio; do
                if test -f "$dir/sfio-config"; then
                    sfio_version=`($dir/sfio-config --version) 2>/dev/null`
                    if test ".$sfio_version" != .; then
                        CPPFLAGS="$CPPFLAGS `$dir/sfio-config --cflags`"
                        CFLAGS="$CFLAGS `$dir/sfio-config --cflags`"
                        LDFLAGS="$LDFLAGS `$dir/sfio-config --ldflags`"
                        found=1
                        break
                    fi
                fi
            done
            #   via standard paths
            if test ".$found" = .0; then
                for dir in $with_sfio/include/sfio $with_sfio/include $with_sfio; do
                    if test -f "$dir/sfio.h"; then
                        CPPFLAGS="$CPPFLAGS -I$dir"
                        CFLAGS="$CFLAGS -I$dir"
                        found=1
                        break
                    fi
                done
                for dir in $with_sfio/lib/sfio $with_sfio/lib $with_sfio; do
                    if test -f "$dir/libsfio.a" -o -f "$dir/libsfio.so"; then
                        LDFLAGS="$LDFLAGS -L$dir"
                        found=1
                        break
                    fi
                done
            fi
            #   in any subarea
            if test ".$found" = .0; then
                for file in x `find $with_sfio -name "sfio.h" -type f -print`; do
                    test .$file = .x && continue
                    dir=`echo $file | sed -e 's;[^/]*$;;' -e 's;\(.\)/$;\1;'`
                    CPPFLAGS="$CPPFLAGS -I$dir"
                    CFLAGS="$CFLAGS -I$dir"
                done
                for file in x `find $with_sfio -name "libsfio.[aso]" -type f -print`; do
                    test .$file = .x && continue
                    dir=`echo $file | sed -e 's;[^/]*$;;' -e 's;\(.\)/$;\1;'`
                    LDFLAGS="$LDFLAGS -L$dir"
                done
            fi
        fi
    fi
    for ac_hdr in sfio.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:5223: 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 5228 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:5233: \"$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

    echo $ac_n "checking for sfdisc in -lsfio""... $ac_c" 1>&6
echo "configure:5260: checking for sfdisc in -lsfio" >&5
ac_lib_var=`echo sfio'_'sfdisc | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lsfio  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 5268 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char sfdisc();

int main() {
sfdisc()
; return 0; }
EOF
if { (eval echo configure:5279: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo sfio | sed -e 's/^a-zA-Z0-9_/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lsfio $LIBS"

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

    ac_rc=yes
for ac_spec in header:sfio.h lib:sfio_sfdisc; do
    ac_type=`echo "$ac_spec" | sed -e 's/:.*$//'`
    ac_item=`echo "$ac_spec" | sed -e 's/^.*://'`
    case $ac_type in
        header )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_header_$ac_item"
            ;;
        file )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_file_$ac_item"
            ;;
        func    ) ac_var="ac_cv_func_$ac_item"   ;;
        lib     ) ac_var="ac_cv_lib_$ac_item"    ;;
        define  ) ac_var="ac_cv_define_$ac_item" ;;
        typedef ) ac_var="ac_cv_typedef_$ac_item" ;;
        custom  ) ac_var="$ac_item" ;;
    esac
    eval "ac_val=\$$ac_var"
    if test ".$ac_val" != .yes; then
        ac_rc=no
        break
    fi
done
if test ".$ac_rc" = .yes; then
    :
    with_sfio=yes
else
    :
    with_sfio=no
fi

    if test ".$with_sfio" = .no; then
        { echo "configure: error: Unable to find Sfio library" 1>&2; exit 1; }
    fi

else
  if test ".$with_sfio" = .; then
    with_sfio=no
fi

fi
echo $ac_n "checking whether to build against Sfio library""... $ac_c" 1>&6
echo "configure:5350: checking whether to build against Sfio library" >&5
if test ".$with_sfio" = .yes; then
    PTH_EXT_SFIO=1
else
    :
fi
echo "$ac_t""$with_sfio" 1>&6



# Check whether --with-dmalloc or --without-dmalloc was given.
if test "${with_dmalloc+set}" = set; then
  withval="$with_dmalloc"
  if test ".$with_dmalloc" = .yes; then
        #   via config script
        dmalloc_version=`(dmalloc-config --version) 2>/dev/null`
        if test ".$dmalloc_version" != .; then
            CPPFLAGS="$CPPFLAGS `dmalloc-config --cflags`"
            CFLAGS="$CFLAGS `dmalloc-config --cflags`"
            LDFLAGS="$LDFLAGS `dmalloc-config --ldflags`"
        fi
    else
        if test -d "$with_dmalloc"; then
            found=0
            #   via config script
            for dir in $with_dmalloc/bin $with_dmalloc; do
                if test -f "$dir/dmalloc-config"; then
                    dmalloc_version=`($dir/dmalloc-config --version) 2>/dev/null`
                    if test ".$dmalloc_version" != .; then
                        CPPFLAGS="$CPPFLAGS `$dir/dmalloc-config --cflags`"
                        CFLAGS="$CFLAGS `$dir/dmalloc-config --cflags`"
                        LDFLAGS="$LDFLAGS `$dir/dmalloc-config --ldflags`"
                        found=1
                        break
                    fi
                fi
            done
            #   via standard paths
            if test ".$found" = .0; then
                for dir in $with_dmalloc/include/dmalloc $with_dmalloc/include $with_dmalloc; do
                    if test -f "$dir/dmalloc.h"; then
                        CPPFLAGS="$CPPFLAGS -I$dir"
                        CFLAGS="$CFLAGS -I$dir"
                        found=1
                        break
                    fi
                done
                for dir in $with_dmalloc/lib/dmalloc $with_dmalloc/lib $with_dmalloc; do
                    if test -f "$dir/libdmalloc.a" -o -f "$dir/libdmalloc.so"; then
                        LDFLAGS="$LDFLAGS -L$dir"
                        found=1
                        break
                    fi
                done
            fi
            #   in any subarea
            if test ".$found" = .0; then
                for file in x `find $with_dmalloc -name "dmalloc.h" -type f -print`; do
                    test .$file = .x && continue
                    dir=`echo $file | sed -e 's;[^/]*$;;' -e 's;\(.\)/$;\1;'`
                    CPPFLAGS="$CPPFLAGS -I$dir"
                    CFLAGS="$CFLAGS -I$dir"
                done
                for file in x `find $with_dmalloc -name "libdmalloc.[aso]" -type f -print`; do
                    test .$file = .x && continue
                    dir=`echo $file | sed -e 's;[^/]*$;;' -e 's;\(.\)/$;\1;'`
                    LDFLAGS="$LDFLAGS -L$dir"
                done
            fi
        fi
    fi
    for ac_hdr in dmalloc.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:5425: 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 5430 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:5435: \"$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

    echo $ac_n "checking for dmalloc_debug in -ldmalloc""... $ac_c" 1>&6
echo "configure:5462: checking for dmalloc_debug in -ldmalloc" >&5
ac_lib_var=`echo dmalloc'_'dmalloc_debug | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-ldmalloc  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 5470 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char dmalloc_debug();

int main() {
dmalloc_debug()
; return 0; }
EOF
if { (eval echo configure:5481: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo dmalloc | sed -e 's/^a-zA-Z0-9_/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-ldmalloc $LIBS"

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

    ac_rc=yes
for ac_spec in header:dmalloc.h lib:dmalloc_dmalloc_debug; do
    ac_type=`echo "$ac_spec" | sed -e 's/:.*$//'`
    ac_item=`echo "$ac_spec" | sed -e 's/^.*://'`
    case $ac_type in
        header )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_header_$ac_item"
            ;;
        file )
            ac_item=`echo "$ac_item" | sed 'y%./+-%__p_%'`
            ac_var="ac_cv_file_$ac_item"
            ;;
        func    ) ac_var="ac_cv_func_$ac_item"   ;;
        lib     ) ac_var="ac_cv_lib_$ac_item"    ;;
        define  ) ac_var="ac_cv_define_$ac_item" ;;
        typedef ) ac_var="ac_cv_typedef_$ac_item" ;;
        custom  ) ac_var="$ac_item" ;;
    esac
    eval "ac_val=\$$ac_var"
    if test ".$ac_val" != .yes; then
        ac_rc=no
        break
    fi
done
if test ".$ac_rc" = .yes; then
    :
    with_dmalloc=yes
else
    :
    with_dmalloc=no
fi

    if test ".$with_dmalloc" = .no; then
        { echo "configure: error: Unable to find Dmalloc library" 1>&2; exit 1; }
    fi

else
  if test ".$with_dmalloc" = .; then
    with_dmalloc=no
fi

fi
echo $ac_n "checking whether to build against Dmalloc library""... $ac_c" 1>&6
echo "configure:5552: checking whether to build against Dmalloc library" >&5
if test ".$with_dmalloc" = .yes; then
    cat >> confdefs.h <<\EOF
#define PTH_DMALLOC 1
EOF

else
    :
fi
echo "$ac_t""$with_dmalloc" 1>&6



if test ".$enable_subdir" != .yes; then
    echo "$ac_t""" 1>&6
    echo "$ac_t""${TB}Output Substitution:${TN}" 1>&6
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 core.* *.core $ac_clean_files; exit 1' 1 2 15

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

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

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

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 pthread-config pthread.h pth-config pth.h pth_acmac.h  pth_acdef.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%@srcdir_prefix@%$srcdir_prefix%g
s%@PTH_VERSION_STR@%$PTH_VERSION_STR%g
s%@PTH_VERSION_HEX@%$PTH_VERSION_HEX%g
s%@PLATFORM@%$PLATFORM%g
s%@CC@%$CC%g
s%@CPP@%$CPP%g
s%@SET_MAKE@%$SET_MAKE%g
s%@AR@%$AR%g
s%@RANLIB@%$RANLIB%g
s%@PTH_FAKE_POLL@%$PTH_FAKE_POLL%g
s%@PTH_FAKE_RWV@%$PTH_FAKE_RWV%g
s%@EXTRA_INCLUDE_SYS_SELECT_H@%$EXTRA_INCLUDE_SYS_SELECT_H%g
s%@FALLBACK_SIG_ATOMIC_T@%$FALLBACK_SIG_ATOMIC_T%g
s%@FALLBACK_PID_T@%$FALLBACK_PID_T%g
s%@FALLBACK_SIZE_T@%$FALLBACK_SIZE_T%g
s%@FALLBACK_SSIZE_T@%$FALLBACK_SSIZE_T%g
s%@FALLBACK_OFF_T@%$FALLBACK_OFF_T%g
s%@FALLBACK_SOCKLEN_T@%$FALLBACK_SOCKLEN_T%g
s%@FALLBACK_NFDS_T@%$FALLBACK_NFDS_T%g
s%@PTH_STACK_GROWTH@%$PTH_STACK_GROWTH%g
s%@pth_skaddr_makecontext@%$pth_skaddr_makecontext%g
s%@pth_sksize_makecontext@%$pth_sksize_makecontext%g
s%@pth_skaddr_sigaltstack@%$pth_skaddr_sigaltstack%g
s%@pth_sksize_sigaltstack@%$pth_sksize_sigaltstack%g
s%@pth_skaddr_sigstack@%$pth_skaddr_sigstack%g
s%@pth_sksize_sigstack@%$pth_sksize_sigstack%g
s%@pth_sigjmpbuf@%$pth_sigjmpbuf%g
s%@pth_sigsetjmp@%$pth_sigsetjmp%g
s%@pth_siglongjmp@%$pth_siglongjmp%g
s%@PTH_MCTX_ID@%$PTH_MCTX_ID%g
s%@PTH_SYSCALL_SOFT@%$PTH_SYSCALL_SOFT%g
s%@PTH_SYSCALL_HARD@%$PTH_SYSCALL_HARD%g
s%@BATCH@%$BATCH%g
s%@TARGET_ALL@%$TARGET_ALL%g
s%@PTHREAD_O@%$PTHREAD_O%g
s%@LIBPTHREAD_A@%$LIBPTHREAD_A%g
s%@LIBPTHREAD_LA@%$LIBPTHREAD_LA%g
s%@PTHREAD_CONFIG_1@%$PTHREAD_CONFIG_1%g
s%@PTHREAD_3@%$PTHREAD_3%g
s%@INSTALL_PTHREAD@%$INSTALL_PTHREAD%g
s%@UNINSTALL_PTHREAD@%$UNINSTALL_PTHREAD%g
s%@TEST_PTHREAD@%$TEST_PTHREAD%g
s%@PTH_EXT_SFIO@%$PTH_EXT_SFIO%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 pthread-config pthread.h pth-config pth.h pth_acmac.h "}
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'

if test "${CONFIG_HEADERS+set}" != set; then
EOF
cat >> $CONFIG_STATUS <<EOF
  CONFIG_HEADERS="pth_acdef.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
EOF
sed -n -f conftest.hdr confdefs.h > conftest.vals
rm -f conftest.hdr

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

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

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
chmod +rx pthread-config
chmod +rx pth-config

exit 0
EOF
chmod +x $CONFIG_STATUS
rm -fr confdefs* $ac_clean_files
test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
if test ".$enable_pthread" = .no; then
    rm -f pthread-config
    rm -f pthread.h
fi

if test ".$enable_batch" != .yes; then
    echo ""
    echo "Now please type \`${TB}make${TN}' to compile. Good luck."
    echo ""
fi