#! /bin/sh

# Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf version 2.13 
# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
#
# This configure script is free software; the Free Software Foundation
# gives unlimited permission to copy, distribute and modify it.

# Defaults:
ac_help=
ac_default_prefix=/usr/local
# Any additions from configure.in:
ac_help="$ac_help
  --enable-impl=<impl>    use <impl> to override default host implementation"
ac_help="$ac_help
  --with-perl=PATH        Specify perl executable to use
  --without-perl          No perl"
ac_help="$ac_help
  --enable-modulefile=<f> use <f> as the module description file (defaults to ./modules)"
ac_help="$ac_help
  --enable-profiling      build profiled versions of the oskit libraries"
ac_help="$ac_help
  --enable-debug          internal debugging features and sanity checks"
ac_help="$ac_help
  --disable-asserts       compile out assert() calls"
ac_help="$ac_help
  --enable-linux-bogomips[=bogomips]
                          specify bogomips, don't calibrate (default 300)"

# Initialize some variables set by options.
# The variables have the same names as the options, with
# dashes changed to underlines.
build=NONE
cache_file=./config.cache
exec_prefix=NONE
host=NONE
no_create=
nonopt=NONE
no_recursion=
prefix=NONE
program_prefix=NONE
program_suffix=NONE
program_transform_name=s,x,x,
silent=
site=
srcdir=
target=NONE
verbose=
x_includes=NONE
x_libraries=NONE
bindir='${exec_prefix}/bin'
sbindir='${exec_prefix}/sbin'
libexecdir='${exec_prefix}/libexec'
datadir='${prefix}/share'
sysconfdir='${prefix}/etc'
sharedstatedir='${prefix}/com'
localstatedir='${prefix}/var'
libdir='${exec_prefix}/lib'
includedir='${prefix}/include'
oldincludedir='/usr/include'
infodir='${prefix}/info'
mandir='${prefix}/man'

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

ac_prev=
for ac_option
do

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

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

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

  case "$ac_option" in

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

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

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

  -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
    ac_prev=datadir ;;
  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
  | --da=*)
    datadir="$ac_optarg" ;;

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

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

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

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

  -help | --help | --hel | --he)
    # Omit some internal or obsolete options to make the list less imposing.
    # This message is too long to be a string in the A/UX 3.1 sh.
    cat << EOF
Usage: configure [options] [host]
Options: [defaults in brackets after descriptions]
Configuration:
  --cache-file=FILE       cache test results in FILE
  --help                  print this message
  --no-create             do not create output files
  --quiet, --silent       do not print \`checking...' messages
  --version               print the version of autoconf that created configure
Directory and file names:
  --prefix=PREFIX         install architecture-independent files in PREFIX
                          [$ac_default_prefix]
  --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
                          [same as prefix]
  --bindir=DIR            user executables in DIR [EPREFIX/bin]
  --sbindir=DIR           system admin executables in DIR [EPREFIX/sbin]
  --libexecdir=DIR        program executables in DIR [EPREFIX/libexec]
  --datadir=DIR           read-only architecture-independent data in DIR
                          [PREFIX/share]
  --sysconfdir=DIR        read-only single-machine data in DIR [PREFIX/etc]
  --sharedstatedir=DIR    modifiable architecture-independent data in DIR
                          [PREFIX/com]
  --localstatedir=DIR     modifiable single-machine data in DIR [PREFIX/var]
  --libdir=DIR            object code libraries in DIR [EPREFIX/lib]
  --includedir=DIR        C header files in DIR [PREFIX/include]
  --oldincludedir=DIR     C header files for non-gcc in DIR [/usr/include]
  --infodir=DIR           info documentation in DIR [PREFIX/info]
  --mandir=DIR            man documentation in DIR [PREFIX/man]
  --srcdir=DIR            find the sources in DIR [configure dir or ..]
  --program-prefix=PREFIX prepend PREFIX to installed program names
  --program-suffix=SUFFIX append SUFFIX to installed program names
  --program-transform-name=PROGRAM
                          run sed PROGRAM on installed program names
EOF
    cat << EOF
Host type:
  --build=BUILD           configure for building on BUILD [BUILD=HOST]
  --host=HOST             configure for HOST [guessed]
  --target=TARGET         configure for TARGET [TARGET=HOST]
Features and packages:
  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
  --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
  --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
  --x-includes=DIR        X include files are in DIR
  --x-libraries=DIR       X library files are in DIR
EOF
    if test -n "$ac_help"; then
      echo "--enable and --with options recognized:$ac_help"
    fi
    exit 0 ;;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
  | --syscon | --sysco | --sysc | --sys | --sy)
    ac_prev=sysconfdir ;;
  -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
  | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
    sysconfdir="$ac_optarg" ;;

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

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

  -version | --version | --versio | --versi | --vers)
    echo "configure generated by autoconf version 2.13"
    exit 0 ;;

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

  -without-* | --without-*)
    ac_package=`echo $ac_option|sed -e 's/-*without-//'`
    # Reject names that are not valid shell variable names.
    if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
      { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
    fi
    ac_package=`echo $ac_package| sed 's/-/_/g'`
    eval "with_${ac_package}=no" ;;

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

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

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

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

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

  esac
done

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

trap 'rm -fr conftest* confdefs* core 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=oskit/config.h.in

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

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

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

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

ac_exeext=
ac_objext=o
if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
  # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
  if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
    ac_n= ac_c='
' ac_t='	'
  else
    ac_n=-n ac_c= ac_t=
  fi
else
  ac_n= ac_c='\c' ac_t=
fi




# Tell autoconf to make AC_DEFINE put stuff in oskit/config.h instead of
# on the command line via DEFS.




oskit_options=""

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


# Do some error checking and defaulting for the host and target type.
# The inputs are:
#    configure --host=HOST --target=TARGET --build=BUILD NONOPT
#
# The rules are:
# 1. You are not allowed to specify --host, --target, and nonopt at the
#    same time.
# 2. Host defaults to nonopt.
# 3. If nonopt is not specified, then host defaults to the current host,
#    as determined by config.guess.
# 4. Target and build default to nonopt.
# 5. If nonopt is not specified, then target and build default to host.

# The aliases save the names the user supplied, while $host etc.
# will get canonicalized.
case $host---$target---$nonopt in
NONE---*---* | *---NONE---* | *---*---NONE) ;;
*) { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } ;;
esac


# Make sure we can run config.sub.
if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
fi

echo $ac_n "checking host system type""... $ac_c" 1>&6
echo "configure:600: checking host system type" >&5

host_alias=$host
case "$host_alias" in
NONE)
  case $nonopt in
  NONE)
    if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
    else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
    fi ;;
  *) host_alias=$nonopt ;;
  esac ;;
esac

host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
echo "$ac_t""$host" 1>&6

echo $ac_n "checking target system type""... $ac_c" 1>&6
echo "configure:621: checking target system type" >&5

target_alias=$target
case "$target_alias" in
NONE)
  case $nonopt in
  NONE) target_alias=$host_alias ;;
  *) target_alias=$nonopt ;;
  esac ;;
esac

target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias`
target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
echo "$ac_t""$target" 1>&6

echo $ac_n "checking build system type""... $ac_c" 1>&6
echo "configure:639: checking build system type" >&5

build_alias=$build
case "$build_alias" in
NONE)
  case $nonopt in
  NONE) build_alias=$host_alias ;;
  *) build_alias=$nonopt ;;
  esac ;;
esac

build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
echo "$ac_t""$build" 1>&6

test "$host_alias" != "$target_alias" &&
  test "$program_prefix$program_suffix$program_transform_name" = \
    NONENONEs,x,x, &&
  program_prefix=${target_alias}-

test "$program_prefix" = "NONE" && program_prefix=

test "$program_suffix" = "NONE" && program_suffix=


# Determine the general architecture from the CPU types;
# this determines which architecture-specific subdirectories are used.
case $host_cpu in
	i[3-6]86*)	host_arch=x86 ; host_impl=pc ;; 
	hppa*)		host_arch=hppa ; host_impl=ws ;;
	arm*)		host_arch=arm32 ; host_impl=shark ;;
	*)
		{ echo "configure: error: Unsupported architecture '$host_cpu'." 1>&2; exit 1; } ;;
esac


#
# Figure out what host implementation. It defaults above, but allow it
# to be specified.
#
# Check whether --enable-impl or --disable-impl was given.
if test "${enable_impl+set}" = set; then
  enableval="$enable_impl"
  
if test "x${enableval}" != xno; then
  :
  if test $enableval = yes; then enableval=$host_impl; fi
host_impl=$enableval
fi
fi


#
# Add host and impl defines
#
HOST_ARCH="`echo "$host_arch" | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`"
HOST_IMPL="`echo "$host_impl" | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`"
OSKIT_DEFS="$OSKIT_DEFS -DOSKIT_${HOST_ARCH} -DOSKIT_${HOST_ARCH}_${HOST_IMPL}"

#
# Checks for programs
#

if test $host != $build; then
  ac_tool_prefix=${host_alias}-
else
  ac_tool_prefix=
fi

# Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
set dummy ${ac_tool_prefix}gcc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:713: 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="${ac_tool_prefix}gcc"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_CC" && ac_cv_prog_CC="gcc"
fi
fi
CC="$ac_cv_prog_CC"
if test -n "$CC"; then
  echo "$ac_t""$CC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi



# Extract the first word of "${ac_tool_prefix}ld", so it can be a program name with args.
set dummy ${ac_tool_prefix}ld; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:745: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LD'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$LD"; then
  ac_cv_prog_LD="$LD" # Let the user override the test.
else
  IFS="${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_LD="${ac_tool_prefix}ld"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_LD" && ac_cv_prog_LD="ld"
fi
fi
LD="$ac_cv_prog_LD"
if test -n "$LD"; then
  echo "$ac_t""$LD" 1>&6
else
  echo "$ac_t""no" 1>&6
fi



# Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
set dummy ${ac_tool_prefix}ar; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:777: 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="${ac_tool_prefix}ar"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_AR" && ac_cv_prog_AR="ar"
fi
fi
AR="$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 "${ac_tool_prefix}strip", so it can be a program name with args.
set dummy ${ac_tool_prefix}strip; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:809: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$STRIP"; then
  ac_cv_prog_STRIP="$STRIP" # Let the user override the test.
else
  IFS="${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_STRIP="${ac_tool_prefix}strip"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_STRIP" && ac_cv_prog_STRIP="strip"
fi
fi
STRIP="$ac_cv_prog_STRIP"
if test -n "$STRIP"; then
  echo "$ac_t""$STRIP" 1>&6
else
  echo "$ac_t""no" 1>&6
fi



# Extract the first word of "${ac_tool_prefix}objcopy", so it can be a program name with args.
set dummy ${ac_tool_prefix}objcopy; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:841: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_OBJCOPY'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$OBJCOPY"; then
  ac_cv_prog_OBJCOPY="$OBJCOPY" # Let the user override the test.
else
  IFS="${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_OBJCOPY="${ac_tool_prefix}objcopy"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
OBJCOPY="$ac_cv_prog_OBJCOPY"
if test -n "$OBJCOPY"; then
  echo "$ac_t""$OBJCOPY" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


if test -z "$ac_cv_prog_OBJCOPY"; then
if test -n "$ac_tool_prefix"; then
  # Extract the first word of "objcopy", so it can be a program name with args.
set dummy objcopy; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:873: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_OBJCOPY'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$OBJCOPY"; then
  ac_cv_prog_OBJCOPY="$OBJCOPY" # Let the user override the test.
else
  IFS="${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_OBJCOPY="objcopy"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_OBJCOPY" && ac_cv_prog_OBJCOPY="true"
fi
fi
OBJCOPY="$ac_cv_prog_OBJCOPY"
if test -n "$OBJCOPY"; then
  echo "$ac_t""$OBJCOPY" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

else
  OBJCOPY="true"
fi
fi

# Extract the first word of "${ac_tool_prefix}nm", so it can be a program name with args.
set dummy ${ac_tool_prefix}nm; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:908: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_NM'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$NM"; then
  ac_cv_prog_NM="$NM" # Let the user override the test.
else
  IFS="${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_NM="${ac_tool_prefix}nm"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_NM" && ac_cv_prog_NM="nm"
fi
fi
NM="$ac_cv_prog_NM"
if test -n "$NM"; then
  echo "$ac_t""$NM" 1>&6
else
  echo "$ac_t""no" 1>&6
fi



# Ranlibbing isn't strictly necessary on ELF but shouldn't hurt.
# Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
set dummy ${ac_tool_prefix}ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:941: 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="${ac_tool_prefix}ranlib"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB="ranlib"
fi
fi
RANLIB="$ac_cv_prog_RANLIB"
if test -n "$RANLIB"; then
  echo "$ac_t""$RANLIB" 1>&6
else
  echo "$ac_t""no" 1>&6
fi




# Flask SS needs GNU m4
for ac_prog in gm4 m4
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:977: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_M4'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$M4"; then
  ac_cv_prog_M4="$M4" # Let the user override the test.
else
  IFS="${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_M4="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
M4="$ac_cv_prog_M4"
if test -n "$M4"; then
  echo "$ac_t""$M4" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$M4" && break
done
test -n "$M4" || M4="m4"


echo $ac_n "checking if $M4 is gnu m4""... $ac_c" 1>&6
echo "configure:1009: checking if $M4 is gnu m4" >&5
if eval "test \"`echo '$''{'flux_cv_gnu_m4'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat >m4test <<\EOF
9
EOF
if { ac_try='$M4 -s m4test > /dev/null'; { (eval echo configure:1016: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
  flux_cv_gnu_m4=yes
  M4FLAGS="-s"
else
  flux_cv_gnu_m4=no
fi
rm -rf m4test
fi

echo "$ac_t""$flux_cv_gnu_m4" 1>&6



# Find a good install program.  We prefer a C program (faster),
# so one script is as good as another.  But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
# AFS /usr/afsws/bin/install, which mishandles nonexistent args
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
echo "configure:1041: checking for a BSD compatible install" >&5
if test -z "$INSTALL"; then
if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
    IFS="${IFS= 	}"; ac_save_IFS="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    # Account for people who put trailing slashes in PATH elements.
    case "$ac_dir/" in
    /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
    *)
      # OSF1 and SCO ODT 3.0 have their own names for install.
      # Don't use installbsd from OSF since it installs stuff as root
      # by default.
      for ac_prog in ginstall scoinst install; do
        if test -f $ac_dir/$ac_prog; then
	  if test $ac_prog = install &&
            grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
	    # AIX install.  It has an incompatible calling convention.
	    :
	  else
	    ac_cv_path_install="$ac_dir/$ac_prog -c"
	    break 2
	  fi
	fi
      done
      ;;
    esac
  done
  IFS="$ac_save_IFS"

fi
  if test "${ac_cv_path_install+set}" = set; then
    INSTALL="$ac_cv_path_install"
  else
    # As a last resort, use the slow shell script.  We don't cache a
    # path for INSTALL within a source directory, because that will
    # break other packages using the cache if that directory is
    # removed, or if the path is relative.
    INSTALL="$ac_install_sh"
  fi
fi
echo "$ac_t""$INSTALL" 1>&6

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

test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'

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

# Make sure $INSTALL is valid at any depth in our tree, i.e. make it absoulte.
# This can be needed when no valid install is found and autoconf falls back on
# the supplied install.sh, but we called "configure" with a relative path.
case "$INSTALL" in
..*)
	INSTALL=`pwd`/$INSTALL
	;;
esac
for ac_prog in mawk gawk nawk awk
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1106: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$AWK"; then
  ac_cv_prog_AWK="$AWK" # Let the user override the test.
else
  IFS="${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_AWK="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
AWK="$ac_cv_prog_AWK"
if test -n "$AWK"; then
  echo "$ac_t""$AWK" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$AWK" && break
done

for ac_prog in 'bison -y' byacc
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1140: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_YACC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$YACC"; then
  ac_cv_prog_YACC="$YACC" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$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_YACC="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
YACC="$ac_cv_prog_YACC"
if test -n "$YACC"; then
  echo "$ac_t""$YACC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

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

# Check whether --with-perl or --without-perl was given.
if test "${with_perl+set}" = set; then
  withval="$with_perl"
  case "$withval" in
	no) NOPERL="true" ;;
	yes|"") ;;
	*) PERL="$withval" ;;
esac
fi

if test "$NOPERL" = "true"
then
	echo >&6 'skipping perl checks'
else
	if test -z "$PERL" || test ! -x "$PERL"
	then
		for ac_prog in perl5 perl
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1191: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  case "$PERL" in
  /*)
  ac_cv_path_PERL="$PERL" # Let the user override the test with a path.
  ;;
  ?:/*)			 
  ac_cv_path_PERL="$PERL" # Let the user override the test with a dos path.
  ;;
  *)
  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_path_PERL="$ac_dir/$ac_word"
      break
    fi
  done
  IFS="$ac_save_ifs"
  ;;
esac
fi
PERL="$ac_cv_path_PERL"
if test -n "$PERL"; then
  echo "$ac_t""$PERL" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$PERL" && break
done

	fi
	if test ! -x "$PERL"
	then
		NOPERL="true"
		echo "configure: warning: could not locate perl (try --with-perl=PATH)" 1>&2
	fi
	
fi

#
# Compiler/assembler/etc features.  Note that if you change these make sure
# you change the corresponding #undef line in oskit/config.h.in
#

if test "x$host_arch" = xx86; then

echo $ac_n "checking assembler support for cr4 register""... $ac_c" 1>&6
echo "configure:1243: checking assembler support for cr4 register" >&5
if eval "test \"`echo '$''{'flux_cv_HAVE_CR4'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1249 "configure"
#include "confdefs.h"

int main() {
asm("mov %eax,%cr4");
; return 0; }
EOF
if { (eval echo configure:1256: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_HAVE_CR4=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_HAVE_CR4=no
fi
rm -f conftest*
fi

echo "$ac_t""$flux_cv_HAVE_CR4" 1>&6
if test $flux_cv_HAVE_CR4 = yes; then
	cat >> confdefs.h <<\EOF
#define HAVE_CR4 1
EOF

fi


echo $ac_n "checking assembler support for debug registers""... $ac_c" 1>&6
echo "configure:1278: checking assembler support for debug registers" >&5
if eval "test \"`echo '$''{'flux_cv_HAVE_DEBUG_REGS'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1284 "configure"
#include "confdefs.h"

int main() {
asm("mov %eax,%dr7");
; return 0; }
EOF
if { (eval echo configure:1291: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_HAVE_DEBUG_REGS=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_HAVE_DEBUG_REGS=no
fi
rm -f conftest*
fi

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

fi


echo $ac_n "checking if compiler groks __attribute__((stdcall))""... $ac_c" 1>&6
echo "configure:1313: checking if compiler groks __attribute__((stdcall))" >&5
if eval "test \"`echo '$''{'flux_cv_HAVE_STDCALL'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1319 "configure"
#include "confdefs.h"

int main() {
void __attribute__((stdcall)) foo();

; return 0; }
EOF
if { (eval echo configure:1327: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_HAVE_STDCALL=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_HAVE_STDCALL=no
fi
rm -f conftest*
fi

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

fi
fi


echo $ac_n "checking for .p2align assembler pseudo-op""... $ac_c" 1>&6
echo "configure:1350: checking for .p2align assembler pseudo-op" >&5
if eval "test \"`echo '$''{'flux_cv_HAVE_P2ALIGN'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1356 "configure"
#include "confdefs.h"

int main() {
asm(".p2align 3");
; return 0; }
EOF
if { (eval echo configure:1363: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_HAVE_P2ALIGN=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_HAVE_P2ALIGN=no
fi
rm -f conftest*
fi

echo "$ac_t""$flux_cv_HAVE_P2ALIGN" 1>&6
if test $flux_cv_HAVE_P2ALIGN = yes; then
	cat >> confdefs.h <<\EOF
#define HAVE_P2ALIGN 1
EOF

fi

# Our .code16 code needs to be able to generate 32-bit relocs. XXX ???
# Try to figure out how, and punt .code16 altogether if we give up.
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -nostartfiles -nostdlib"
echo $ac_n "checking assembler prefix for 32-bit addresses in .code16 mode""... $ac_c" 1>&6
echo "configure:1388: checking assembler prefix for 32-bit addresses in .code16 mode" >&5
if eval "test \"`echo '$''{'flux_cv_asm_addr32'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  flux_cv_asm_addr32=UNKNOWN
# Order matters here:
# Linux binutils-2.9.1.0.x requires `addr32;' and barfs on `addr32';
# Cygnus/GNU binutils > 2.9.1 requires `addr32' to work right, but
# accepts `addr32;' with a warning and does the wrong thing.
# Both of those will accept the insn with no prefix, but do the
# wrong thing.  binutils-2.9.1 barfs on either prefix, but does the
# right thing with no prefix.  We have no reasonable way to test
# whether our assembler does the right thing, just whether it barfs,
# so we assume it is one of the above and will either barf or dtrt.
for flux_try in 'addr32' 'addr32;' ''; do
	cat > conftest.$ac_ext <<EOF
#line 1404 "configure"
#include "confdefs.h"
#define ADDR32 ${flux_try}
#define STRINGIFY(x) STRINGIFY_1(x)
#define STRINGIFY_1(x) #x
#define ADDR32STR STRINGIFY(ADDR32) " "

int main() {

/* This tests that we can assemble in 16-bit mode an instruction that
   uses a 32-bit address that will need to be relocated and is more than
   64k away from the instruction.  */
asm(".code16;" ADDR32STR "ljmp %cs:frobozz; .space 65537; frobozz:");
; return 0; }
EOF
if { (eval echo configure:1419: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  flux_cv_asm_addr32="$flux_try"; break
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
done
fi

echo "$ac_t""$flux_cv_asm_addr32" 1>&6
LDFLAGS="${save_LDFLAGS}"

if test "x$flux_cv_asm_addr32" = xUNKNOWN; then
	echo "configure: warning: cannot assemble 32-bit addresses--punting .code16" 1>&2
	flux_cv_HAVE_CODE16=no
else
	oskit_options="have_addr32 $oskit_options"
	cat >> confdefs.h <<EOF
#define ADDR32 $flux_cv_asm_addr32
EOF

	flux_cv_asm_data32=`echo "$flux_cv_asm_addr32" | sed s/addr/data/`
	cat >> confdefs.h <<EOF
#define DATA32 $flux_cv_asm_data32
EOF


	# We don't do these checks until after the dependent addr32 check,
	# because we want to avoid defining HAVE_CODE16 at all if addr32
	# is too broken.  (The addr32 check implicitly checks for .code16 too.)
	
echo $ac_n "checking for .code16 assembler directive""... $ac_c" 1>&6
echo "configure:1453: checking for .code16 assembler directive" >&5
if eval "test \"`echo '$''{'flux_cv_HAVE_CODE16'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1459 "configure"
#include "confdefs.h"

int main() {
asm(".code16");
; return 0; }
EOF
if { (eval echo configure:1466: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_HAVE_CODE16=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_HAVE_CODE16=no
fi
rm -f conftest*
fi

echo "$ac_t""$flux_cv_HAVE_CODE16" 1>&6
if test $flux_cv_HAVE_CODE16 = yes; then
	oskit_options="have_code16 $oskit_options"
fi
if test $flux_cv_HAVE_CODE16 = yes; then
	cat >> confdefs.h <<\EOF
#define HAVE_CODE16 1
EOF

fi

	
echo $ac_n "checking for .code16gcc assembler directive""... $ac_c" 1>&6
echo "configure:1491: checking for .code16gcc assembler directive" >&5
if eval "test \"`echo '$''{'flux_cv_HAVE_CODE16GCC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1497 "configure"
#include "confdefs.h"

int main() {
asm(".code16gcc");
; return 0; }
EOF
if { (eval echo configure:1504: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_HAVE_CODE16GCC=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_HAVE_CODE16GCC=no
fi
rm -f conftest*
fi

echo "$ac_t""$flux_cv_HAVE_CODE16GCC" 1>&6
if test $flux_cv_HAVE_CODE16GCC = yes; then
	oskit_options="have_code16gcc $oskit_options"
fi
if test $flux_cv_HAVE_CODE16GCC = yes; then
	cat >> confdefs.h <<\EOF
#define HAVE_CODE16GCC 1
EOF

fi
fi



echo $ac_n "checking for working .bss assembler directive""... $ac_c" 1>&6
echo "configure:1531: checking for working .bss assembler directive" >&5
if eval "test \"`echo '$''{'flux_cv_HAVE_WORKING_BSS'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1537 "configure"
#include "confdefs.h"

int main() {
/* NOTE! Splitting this into two asms can break the check! */
	asm(".data; foo: .bss; .space 16; .data; bar: .space foo-bar+1;.text");

; return 0; }
EOF
if { (eval echo configure:1546: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_HAVE_WORKING_BSS=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_HAVE_WORKING_BSS=no
fi
rm -f conftest*
fi

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

fi


echo $ac_n "checking if compiler groks __attribute__((packed)) on structs""... $ac_c" 1>&6
echo "configure:1568: checking if compiler groks __attribute__((packed)) on structs" >&5
if eval "test \"`echo '$''{'flux_cv_HAVE_PACKED_STRUCTS'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1574 "configure"
#include "confdefs.h"

int main() {
struct foo {
		int x;
	} __attribute__((packed));

; return 0; }
EOF
if { (eval echo configure:1584: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_HAVE_PACKED_STRUCTS=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_HAVE_PACKED_STRUCTS=no
fi
rm -f conftest*
fi

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

fi


echo $ac_n "checking if compiler groks __attribute__((pure))""... $ac_c" 1>&6
echo "configure:1606: checking if compiler groks __attribute__((pure))" >&5
if eval "test \"`echo '$''{'flux_cv_HAVE_PURE'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1612 "configure"
#include "confdefs.h"

int main() {
void __attribute__((pure)) foo();

; return 0; }
EOF
if { (eval echo configure:1620: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_HAVE_PURE=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_HAVE_PURE=no
fi
rm -f conftest*
fi

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

fi


echo $ac_n "checking if compiler groks __attribute__((noreturn))""... $ac_c" 1>&6
echo "configure:1642: checking if compiler groks __attribute__((noreturn))" >&5
if eval "test \"`echo '$''{'flux_cv_HAVE_NORETURN'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1648 "configure"
#include "confdefs.h"

int main() {
void __attribute__((noreturn)) foo();

; return 0; }
EOF
if { (eval echo configure:1656: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_HAVE_NORETURN=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_HAVE_NORETURN=no
fi
rm -f conftest*
fi

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

fi

#
# Figure out what oskit_subdirs to build.
#
oskit_modulesfile=$srcdir/modules.${host_arch}.${host_impl}
# Check whether --enable-modulefile or --disable-modulefile was given.
if test "${enable_modulefile+set}" = set; then
  enableval="$enable_modulefile"
  
if test "x${enableval}" != xno; then
  :
  if test $enableval = yes; then enableval=$srcdir/modules; fi
oskit_modulesfile=$enableval
fi
fi


if test -f $oskit_modulesfile; then
	### Clean out the tabs, then remove the comments and
	### newlines.  Really, that's what it does.
	oskit_subdirs=`cat $oskit_modulesfile | tr '\t' ' ' | sed -n -e '{s/#.*$//;H;}; ${g;s/\n/ /g;s/  */ /g;p;}'`
	oskit_subdirs=" $oskit_subdirs "
	## AC_MSG_WARN(Using module file $oskit_modulesfile)
	## AC_MSG_WARN(OSKit subdirs is $oskit_subdirs)
else
	{ echo "configure: error: OSKit modules file $oskit_modulesfile was not found." 1>&2; exit 1; }
fi

### Cannot build the netbsd/fs module if the compiler is inadequate.
### (arch/i386/include/segments.h needs packed structs.)
case $oskit_subdirs in
	*\ netbsd/fs\ *) 
	if test $flux_cv_HAVE_PACKED_STRUCTS = no; then
		echo "configure: warning: Cannot build module netbsd/fs because your compiler does not support packed structs." 1>&2
		oskit_subdirs=`echo $oskit_subdirs | sed 's,netbsd/fs,,'`
	fi
	;;
esac

# All the mk*image scripts require the `-format binary' input format ld option.
echo $ac_n "checking if $LD supports -format binary""... $ac_c" 1>&6
echo "configure:1716: checking if $LD supports -format binary" >&5
if eval "test \"`echo '$''{'flux_cv_ld_format_binary'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat >conftest.S <<\EOF
.long _binary_conftest_o_start
.long _binary_conftest_o_end
EOF
{ ac_try='$CC $CFLAGS -c conftest.S'; { (eval echo configure:1724: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
if { ac_try='$LD -Ttext 100000 -o conftest conftest.o
		       -format binary conftest.o -format default 1>&2 &&
		   test -x conftest'; { (eval echo configure:1727: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
  flux_cv_ld_format_binary=yes
else
  flux_cv_ld_format_binary=no
fi
rm -rf conftest*
fi

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

# If they want the multiboot adaptor, check that the '-format binary'
# option is supported by the linker.
case $oskit_subdirs in
	*\ boot/multiboot\ *) 
	if test $flux_cv_ld_format_binary = yes; then
		outfiles="$outfiles boot/multiboot/mkmbimage"
		if test ! -z "$PERL"; then
			outfiles="$outfiles boot/multiboot/mkmb2"
		else
			echo "configure: warning: Skipping build of mkmb2 because perl was not found." 1>&2
		fi
	else
		echo "configure: warning: Cannot build multiboot adaptor (boot/multiboot) as '-format binary' is not supported by linker." 1>&2
		oskit_subdirs=`echo $oskit_subdirs | sed 's,boot/multiboot,,'`
	fi
	;;
esac

# The boot/linux/mklinuximage script requires the `-oformat binary'
# output format ld option.
echo $ac_n "checking if $LD supports -oformat binary""... $ac_c" 1>&6
echo "configure:1758: checking if $LD supports -oformat binary" >&5
if eval "test \"`echo '$''{'flux_cv_ld_oformat_binary'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat >conftest.S <<\EOF
.long _binary_conftest_o_start
.long _binary_conftest_o_end
EOF
{ ac_try='$CC $CFLAGS -c conftest.S'; { (eval echo configure:1766: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
if { ac_try='$LD -Ttext 100000 -o conftest -oformat binary conftest.o
		       -format binary conftest.o -format default 1>&2 &&
		   test -x conftest'; { (eval echo configure:1769: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
  flux_cv_ld_oformat_binary=yes
else
  flux_cv_ld_oformat_binary=no
fi
rm -rf conftest*
fi

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

# Make sure the tools can support the Linux boot
# adaptor if it is so desired.
case $oskit_subdirs in
 	*\ boot/linux\ *) 
	if test $flux_cv_ld_oformat_binary = yes; then
		outfiles="$outfiles boot/linux/mklinuximage"
	else
		echo "configure: warning: Cannot build Linux boot adaptor (boot/linux) as linker does not support '-oformat binary'." 1>&2
		oskit_subdirs=`echo $oskit_subdirs | sed 's,boot/linux,,'`
	fi
	;;
esac


if test "x$DOS_LD" = x; then
	DOS_LD='${LD}'
	flux_dosld="${LD}"
else
	flux_dosld="${DOS_LD}"
fi

# We need the `-oformat msdos' ld output format option to build
# the DOS boot adaptor (dosboot.exe).
echo $ac_n "checking if ${flux_dosld} supports -oformat msdos""... $ac_c" 1>&6
echo "configure:1803: checking if ${flux_dosld} supports -oformat msdos" >&5
if eval "test \"`echo '$''{'flux_cv_ld_oformat_msdos'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo '_start() { }' >conftest.c
{ ac_try='$CC $CFLAGS -c conftest.c'; { (eval echo configure:1808: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
if { ac_try='${flux_dosld} -Ttext 0 -o conftest
			   -oformat msdos conftest.o 1>&2 &&
		   test -x conftest'; { (eval echo configure:1811: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
	flux_cv_ld_oformat_msdos=yes
else
	flux_cv_ld_oformat_msdos=no
fi
rm -rf conftest*
fi

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

case $oskit_subdirs in
 	*\ boot/dos\ *) 
	if test $flux_cv_ld_oformat_msdos = yes && test -d $srcdir/boot/dos; then
		outfiles="$outfiles boot/dos/mkdosimage"
	else
		echo "configure: warning: Cannot build MS-DOS boot adaptor (boot/dos) as linker does not support '-oformat msdos'." 1>&2
		oskit_subdirs=`echo $oskit_subdirs | sed 's,boot/dos,,'`
	fi
	;;
esac


echo $ac_n "checking for a.out linker""... $ac_c" 1>&6
echo "configure:1834: checking for a.out linker" >&5
if eval "test \"`echo '$''{'flux_cv_AOUT_LD'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test "x${AOUT_LD}" != x; then
	flux_cv_AOUT_LD="${AOUT_LD}"
else
	echo '_start() { }' >conftest.c
	{ ac_try='$CC $CFLAGS -c conftest.c'; { (eval echo configure:1842: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
	flux_cv_AOUT_LD=NONE
	for flux_try in i386mach i386bsd i386nbsd i386aout armnbsd armaoutl; do
		if { ac_try='${LD} -m ${flux_try} -n
					 -Ttext 0 -o conftest
					 conftest.o 1>&2 &&
				   test -x conftest'; { (eval echo configure:1848: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
			flux_cv_AOUT_LD="${LD} -m ${flux_try}"
			break
		fi
	done
	rm -rf conftest*
fi
fi

echo "$ac_t""$flux_cv_AOUT_LD" 1>&6
test "x${AOUT_LD}" != x || AOUT_LD="${flux_cv_AOUT_LD}"

#
# Check for various -f flags that might need to be given.
# At the moment, we just worry about no-strict-aliasing for gcc 2.95.
#

echo $ac_n "checking if $CC supports -fno-strict-aliasing""... $ac_c" 1>&6
echo "configure:1866: checking if $CC supports -fno-strict-aliasing" >&5
if eval "test \"`echo '$''{'flux_cv_no_strict_aliasing'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat >conftest.c <<\EOF
main() {}
EOF
if { ac_try='$CC -fno-strict-aliasing -c conftest.c'; { (eval echo configure:1873: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
  flux_cv_no_strict_aliasing=yes
else
  flux_cv_no_strict_aliasing=no
fi
rm -rf conftest*
fi

echo "$ac_t""$flux_cv_no_strict_aliasing" 1>&6
if test $flux_cv_no_strict_aliasing = yes; then
  OSKIT_FFLAGS="$OSKIT_FFLAGS -fno-strict-aliasing"
fi

case $oskit_subdirs in
 	*\ boot/bsd\ *) 
	if test "x$flux_cv_AOUT_LD" != xNONE && test -d $srcdir/boot/bsd; then
		outfiles="$outfiles boot/bsd/mkbsdimage boot/bsd/unmkbsdimage"
	else
		echo "configure: warning: Cannot build BSD boot adaptor (boot/bsd) as linker does not support a.out format." 1>&2
		oskit_subdirs=`echo $oskit_subdirs | sed 's,boot/bsd,,'`
	fi
	;;
esac

case $oskit_subdirs in
 	*\ boot/ofw\ *) 
	if test "x$flux_cv_AOUT_LD" != xNONE && test -d $srcdir/boot/ofw; then
		outfiles="$outfiles boot/ofw/mkofwimage"
	else
		echo "configure: warning: Cannot build OFW boot adaptor (boot/ofw) as linker does not support a.out format." 1>&2
		oskit_subdirs=`echo $oskit_subdirs | sed 's,boot/ofw,,'`
	fi
	;;
esac

### Profiling is still an --enable option (and not a module config file thing)
### because it effects the build of all the other modules.
# Check whether --enable-profiling or --disable-profiling was given.
if test "${enable_profiling+set}" = set; then
  enableval="$enable_profiling"
  
if test "x${enableval}" != xno; then
  :
  oskit_options="profiling $oskit_options"
oskit_subdirs="$oskit_subdirs gprof"
fi
fi



###
### If OSKit-on-UNIX support was requested, make sure it is available.
### Remove any unix examples if support is not available or requested.
###

unix_host="NONE"
unix_objformat=""

case $oskit_subdirs in
 	*\ unix\ *) 
	## See if we can build on the host
	case $host_os in
		linux*)		unix_host=linux; unix_objformat=elf;;
		freebsd2*)      unix_host=freebsd; unix_objformat=aout;;
		freebsdelf*)	unix_host=freebsd; unix_objformat=elf;;
		freebsd[34]*)	unix_host=freebsd; unix_objformat=`objformat`;;
	esac

	if test $unix_host = NONE; then
		echo "configure: warning: Unsupported unix host environment '$host_os'; Unixmode support will not be built." 1>&2
	elif test $build != $host; then
		echo "configure: warning: Unix-mode support cannot be built when cross-compiling" 1>&2
		unix_host=NONE
	fi

	if test $unix_objformat != elf; then
		echo "configure: warning: Unix-mode support must be built with native ELF" 1>&2
		unix_host=NONE
	fi

	if test $unix_host = NONE; then
		oskit_subdirs=`echo $oskit_subdirs | sed 's, unix,,'`
		oskit_subdirs=`echo $oskit_subdirs | sed 's, examples/unix , ,'`
		oskit_subdirs=`echo $oskit_subdirs | sed 's, examples/unix/extended , ,'`
		oskit_subdirs=`echo $oskit_subdirs | sed 's, examples/unix/threads , ,'`
	fi
	;;

	*\ examples/unix*) 
	echo "configure: warning: Not building unix-mode examples, because unix support library was not enabled." 1>&2
	oskit_subdirs=`echo $oskit_subdirs | sed 's, examples/unix , ,'`
	oskit_subdirs=`echo $oskit_subdirs | sed 's, examples/unix/extended , ,'`
	oskit_subdirs=`echo $oskit_subdirs | sed 's, examples/unix/threads , ,'`
	;;
esac




if test $unix_host != NONE; then
###
### Do some tests used by the unix/ support.
###
echo $ac_n "checking for d_namlen in struct dirent""... $ac_c" 1>&6
echo "configure:1977: checking for d_namlen in struct dirent" >&5
if eval "test \"`echo '$''{'flux_cv_native_d_namlen'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1983 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <dirent.h>
int main() {
int sz = 1 + ((struct dirent *)0)->d_namlen;
; return 0; }
EOF
if { (eval echo configure:1991: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_native_d_namlen=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_native_d_namlen=no
fi
rm -f conftest*
fi

echo "$ac_t""$flux_cv_native_d_namlen" 1>&6
echo $ac_n "checking for d_ino in struct dirent""... $ac_c" 1>&6
echo "configure:2005: checking for d_ino in struct dirent" >&5
if eval "test \"`echo '$''{'flux_cv_native_d_ino'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2011 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <dirent.h>
int main() {
int sz = 1 + ((struct dirent *)0)->d_ino;
; return 0; }
EOF
if { (eval echo configure:2019: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_native_d_ino=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_native_d_ino=no
fi
rm -f conftest*
fi

echo "$ac_t""$flux_cv_native_d_ino" 1>&6
echo $ac_n "checking for d_fileno in struct dirent""... $ac_c" 1>&6
echo "configure:2033: checking for d_fileno in struct dirent" >&5
if eval "test \"`echo '$''{'flux_cv_native_d_fileno'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2039 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <dirent.h>
int main() {
int sz = 1 + ((struct dirent *)0)->d_fileno;
; return 0; }
EOF
if { (eval echo configure:2047: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_native_d_fileno=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_native_d_fileno=no
fi
rm -f conftest*
fi

echo "$ac_t""$flux_cv_native_d_fileno" 1>&6
if test $flux_cv_native_d_namlen = yes; then
	NATIVE_DEFS="$NATIVE_DEFS -DNATIVE_HAVE_D_NAMLEN"
fi
if test $flux_cv_native_d_ino = yes; then
	NATIVE_DEFS="$NATIVE_DEFS -DNATIVE_HAVE_D_INO"
elif test $flux_cv_native_d_fileno = yes; then
	NATIVE_DEFS="$NATIVE_DEFS -DNATIVE_HAVE_D_FILENO"
fi

echo $ac_n "checking for st_atimespec in struct stat""... $ac_c" 1>&6
echo "configure:2070: checking for st_atimespec in struct stat" >&5
if eval "test \"`echo '$''{'flux_cv_native_st_atimespec'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2076 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/time.h>
#include <sys/stat.h>
int main() {
struct timespec *ts = &((struct stat *)0)->st_atimespec;
; return 0; }
EOF
if { (eval echo configure:2085: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_native_st_atimespec=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_native_st_atimespec=no
fi
rm -f conftest*
fi

echo "$ac_t""$flux_cv_native_st_atimespec" 1>&6
if test $flux_cv_native_st_atimespec = yes; then
	NATIVE_DEFS="$NATIVE_DEFS -DNATIVE_HAVE_ST_ATIMESPEC"
fi

echo $ac_n "checking for sa_len in struct sockaddr""... $ac_c" 1>&6
echo "configure:2103: checking for sa_len in struct sockaddr" >&5
if eval "test \"`echo '$''{'flux_cv_native_sa_len'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 2109 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/socket.h>
int main() {
struct sockaddr sa; int len = sa.sa_len;
; return 0; }
EOF
if { (eval echo configure:2117: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  flux_cv_native_sa_len=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  flux_cv_native_sa_len=no
fi
rm -f conftest*
fi

echo "$ac_t""$flux_cv_native_sa_len" 1>&6
if test $flux_cv_native_sa_len = yes; then
	NATIVE_DEFS="$NATIVE_DEFS -DNATIVE_HAVE_SA_LEN"
fi


fi # $unix_host != NONE

###
### Test GCC for spec-file support
###

echo $ac_n "checking if $CC supports -specs""... $ac_c" 1>&6
echo "configure:2142: checking if $CC supports -specs" >&5
if eval "test \"`echo '$''{'flux_cv_gcc_new_specs'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if ${CC} -specs /dev/null -v >&5 2>&5; then
	flux_cv_gcc_new_specs=yes
else
	flux_cv_gcc_new_specs=no
fi
fi

echo "$ac_t""$flux_cv_gcc_new_specs" 1>&6
if test $flux_cv_gcc_new_specs = yes; then
	GCC_NEEDS_FULL_SPECS=no
	NEED_FULL_SPECS='### for older GCC # '
	NO_NEED_FULL_SPECS=
elif test $host != $build; then
	echo "configure: warning: cross-compiling gcc too old for ${host_arch}-oskit-gcc, not installing it" 1>&2
	GCC_NEEDS_FULL_SPECS=broken
	NO_NEED_FULL_SPECS='XXX this is broken XXX'
	NEED_FULL_SPECS='XXX this is broken XXX'
else
	GCC_NEEDS_FULL_SPECS=yes
	NO_NEED_FULL_SPECS='### for newer GCC # '
	NEED_FULL_SPECS=
fi



###
### Only build subdirectories for which we have the source.
### This allows people to download and build partial OSKIT trees easily.
###
new_subdirs=
for d in $oskit_subdirs; do
	if test -d $srcdir/$d; then
		new_subdirs="$new_subdirs $d"
		# This is needed since AC_OUTPUT doesn't do mkdir -p.
		test -d $d || mkdir -p $d
	fi
done
oskit_subdirs="$new_subdirs"



#
# Other command line options.
#

# Check whether --enable-debug or --disable-debug was given.
if test "${enable_debug+set}" = set; then
  enableval="$enable_debug"
  
if test "x${enableval}" != xno; then
  :
  OSKIT_DEFS="$OSKIT_DEFS -DDEBUG"
oskit_options="debug $oskit_options"
fi
fi


# Turn asserts off if they want.
# Check whether --enable-asserts or --disable-asserts was given.
if test "${enable_asserts+set}" = set; then
  enableval="$enable_asserts"
  if test "$enableval" = "no"; then
	OSKIT_DEFS="$OSKIT_DEFS -DNDEBUG"
	oskit_options="ndebug $oskit_options"
fi
fi


# Check whether --enable-linux-bogomips or --disable-linux-bogomips was given.
if test "${enable_linux_bogomips+set}" = set; then
  enableval="$enable_linux_bogomips"
  
if test "x${enableval}" != xno; then
  :
  if test $enableval = yes; then enableval=300; fi
OSKIT_DEFS="$OSKIT_DEFS -DLINUX_BOGOMIPS=$enableval"
oskit_options="linux-bogomips=$enableval $oskit_options"
fi
fi


outfiles="$outfiles Makeconf GNUmakefile unsupported/scripts/gcc-driver-script"
outfiles="$outfiles unsupported/scripts/sym-trace"
for d in $oskit_subdirs; do
	outfiles="$outfiles $d/GNUmakefile"
done

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=$srcdir
ac_given_INSTALL="$INSTALL"

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

# Protect against being on the right side of a sed subst in config.status.
sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
 s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
$ac_vpsub
$extrasub
s%@SHELL@%$SHELL%g
s%@CFLAGS@%$CFLAGS%g
s%@CPPFLAGS@%$CPPFLAGS%g
s%@CXXFLAGS@%$CXXFLAGS%g
s%@FFLAGS@%$FFLAGS%g
s%@DEFS@%$DEFS%g
s%@LDFLAGS@%$LDFLAGS%g
s%@LIBS@%$LIBS%g
s%@exec_prefix@%$exec_prefix%g
s%@prefix@%$prefix%g
s%@program_transform_name@%$program_transform_name%g
s%@bindir@%$bindir%g
s%@sbindir@%$sbindir%g
s%@libexecdir@%$libexecdir%g
s%@datadir@%$datadir%g
s%@sysconfdir@%$sysconfdir%g
s%@sharedstatedir@%$sharedstatedir%g
s%@localstatedir@%$localstatedir%g
s%@libdir@%$libdir%g
s%@includedir@%$includedir%g
s%@oldincludedir@%$oldincludedir%g
s%@infodir@%$infodir%g
s%@mandir@%$mandir%g
s%@OSKIT_DEFS@%$OSKIT_DEFS%g
s%@oskit_options@%$oskit_options%g
s%@host@%$host%g
s%@host_alias@%$host_alias%g
s%@host_cpu@%$host_cpu%g
s%@host_vendor@%$host_vendor%g
s%@host_os@%$host_os%g
s%@target@%$target%g
s%@target_alias@%$target_alias%g
s%@target_cpu@%$target_cpu%g
s%@target_vendor@%$target_vendor%g
s%@target_os@%$target_os%g
s%@build@%$build%g
s%@build_alias@%$build_alias%g
s%@build_cpu@%$build_cpu%g
s%@build_vendor@%$build_vendor%g
s%@build_os@%$build_os%g
s%@program_prefix@%$program_prefix%g
s%@program_suffix@%$program_suffix%g
s%@host_arch@%$host_arch%g
s%@CC@%$CC%g
s%@LD@%$LD%g
s%@AR@%$AR%g
s%@STRIP@%$STRIP%g
s%@OBJCOPY@%$OBJCOPY%g
s%@NM@%$NM%g
s%@RANLIB@%$RANLIB%g
s%@M4@%$M4%g
s%@M4FLAGS@%$M4FLAGS%g
s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@AWK@%$AWK%g
s%@YACC@%$YACC%g
s%@PERL@%$PERL%g
s%@DOS_LD@%$DOS_LD%g
s%@AOUT_LD@%$AOUT_LD%g
s%@OSKIT_FFLAGS@%$OSKIT_FFLAGS%g
s%@unix_host@%$unix_host%g
s%@unix_objformat@%$unix_objformat%g
s%@NATIVE_DEFS@%$NATIVE_DEFS%g
s%@GCC_NEEDS_FULL_SPECS@%$GCC_NEEDS_FULL_SPECS%g
s%@NEED_FULL_SPECS@%$NEED_FULL_SPECS%g
s%@NO_NEED_FULL_SPECS@%$NO_NEED_FULL_SPECS%g
s%@oskit_subdirs@%$oskit_subdirs%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-"$outfiles"}
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

  case "$ac_given_INSTALL" in
  [/$]*) INSTALL="$ac_given_INSTALL" ;;
  *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
  esac

  echo creating "$ac_file"
  rm -f "$ac_file"
  configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
  case "$ac_file" in
  *Makefile*) ac_comsub="1i\\
# $configure_input" ;;
  *) ac_comsub= ;;
  esac

  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@%$top_srcdir%g
s%@INSTALL@%$INSTALL%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="oskit/config.h"
EOF
cat >> $CONFIG_STATUS <<\EOF
fi
for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
  case "$ac_file" in
  *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
       ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
  *) ac_file_in="${ac_file}.in" ;;
  esac

  echo creating $ac_file

  rm -f conftest.frag conftest.in conftest.out
  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
  cat $ac_file_inputs > conftest.in

EOF

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

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

