#! /bin/sh

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

# Defaults:
ac_help=
ac_default_prefix=/usr/local
# Any additions from configure.in:
ac_help="$ac_help
  --enable-shared[=PKGS]  build shared libraries [default=no]"
ac_help="$ac_help
  --enable-threads        compile FFTW SMP threads library"
ac_help="$ac_help
  --enable-mpi            compile FFTW MPI library"
ac_help="$ac_help
  --disable-fortran       don't include fortran-callable wrappers"
ac_help="$ac_help
  --with-gcc              use gcc instead of the native compiler cc"
ac_help="$ac_help
  --enable-float          compile fftw for single precision"
ac_help="$ac_help
  --enable-type-prefix    prefix files with d/s to indicate precision"
ac_help="$ac_help
  --enable-i386-hacks     enable gcc/x86 specific performance hacks"
ac_help="$ac_help
  --enable-pentium-timer  enable high resolution Pentium timer"
ac_help="$ac_help
  --enable-debug          compile fftw with extra runtime checks for debugging"
ac_help="$ac_help
  --enable-debug-alignment          enable runtime checks for alignment on x86"
ac_help="$ac_help
  --enable-vec-recurse    enable experimental performance hack"
ac_help="$ac_help
  --enable-static[=PKGS]  build static libraries [default=yes]"
ac_help="$ac_help
  --enable-fast-install[=PKGS]  optimize for fast installation [default=yes]"
ac_help="$ac_help
  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]"
ac_help="$ac_help
  --disable-libtool-lock  avoid locking (might break parallel builds)"
ac_help="$ac_help
  --enable-unsafe-mulmod  risk overflow for large prime sizes"

# 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=fftw/planner.c

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

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

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

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

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


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

# Find a good install program.  We prefer a C program (faster),
# so one script is as good as another.  But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# 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""... $ac_c" 1>&6
echo "configure:590: checking for a BSD compatible install" >&5
if test -z "$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'

echo $ac_n "checking whether build environment is sane""... $ac_c" 1>&6
echo "configure:643: checking whether build environment is sane" >&5
# Just in case
sleep 1
echo timestamp > conftestfile
# Do `set' in a subshell so we don't clobber the current shell's
# arguments.  Must try -L first in case configure is actually a
# symlink; some systems play weird games with the mod time of symlinks
# (eg FreeBSD returns the mod time of the symlink's containing
# directory).
if (
   set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
   if test "$*" = "X"; then
      # -L didn't work.
      set X `ls -t $srcdir/configure conftestfile`
   fi
   if test "$*" != "X $srcdir/configure conftestfile" \
      && test "$*" != "X conftestfile $srcdir/configure"; then

      # If neither matched, then we have a broken ls.  This can happen
      # if, for instance, CONFIG_SHELL is bash and it inherits a
      # broken ls alias from the environment.  This has actually
      # happened.  Such a system could not be considered "sane".
      { echo "configure: error: ls -t appears to fail.  Make sure there is not a broken
alias in your environment" 1>&2; exit 1; }
   fi

   test "$2" = conftestfile
   )
then
   # Ok.
   :
else
   { echo "configure: error: newly created file is older than distributed files!
Check your system clock" 1>&2; exit 1; }
fi
rm -f conftest*
echo "$ac_t""yes" 1>&6
if test "$program_transform_name" = s,x,x,; then
  program_transform_name=
else
  # Double any \ or $.  echo might interpret backslashes.
  cat <<\EOF_SED > conftestsed
s,\\,\\\\,g; s,\$,$$,g
EOF_SED
  program_transform_name="`echo $program_transform_name|sed -f conftestsed`"
  rm -f conftestsed
fi
test "$program_prefix" != NONE &&
  program_transform_name="s,^,${program_prefix},; $program_transform_name"
# Use a double $ so make ignores it.
test "$program_suffix" != NONE &&
  program_transform_name="s,\$\$,${program_suffix},; $program_transform_name"

# sed with no file args requires a program.
test "$program_transform_name" = "" && program_transform_name="s,x,x,"

echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
echo "configure:700: 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


PACKAGE=fftw

VERSION=2.1.3

if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
  { echo "configure: error: source directory already configured; run "make distclean" there first" 1>&2; exit 1; }
fi
cat >> confdefs.h <<EOF
#define PACKAGE "$PACKAGE"
EOF

cat >> confdefs.h <<EOF
#define VERSION "$VERSION"
EOF



missing_dir=`cd $ac_aux_dir && pwd`
echo $ac_n "checking for working aclocal""... $ac_c" 1>&6
echo "configure:746: checking for working aclocal" >&5
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf.  Sigh.
if (aclocal --version) < /dev/null > /dev/null 2>&1; then
   ACLOCAL=aclocal
   echo "$ac_t""found" 1>&6
else
   ACLOCAL="$missing_dir/missing aclocal"
   echo "$ac_t""missing" 1>&6
fi

echo $ac_n "checking for working autoconf""... $ac_c" 1>&6
echo "configure:759: checking for working autoconf" >&5
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf.  Sigh.
if (autoconf --version) < /dev/null > /dev/null 2>&1; then
   AUTOCONF=autoconf
   echo "$ac_t""found" 1>&6
else
   AUTOCONF="$missing_dir/missing autoconf"
   echo "$ac_t""missing" 1>&6
fi

echo $ac_n "checking for working automake""... $ac_c" 1>&6
echo "configure:772: checking for working automake" >&5
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf.  Sigh.
if (automake --version) < /dev/null > /dev/null 2>&1; then
   AUTOMAKE=automake
   echo "$ac_t""found" 1>&6
else
   AUTOMAKE="$missing_dir/missing automake"
   echo "$ac_t""missing" 1>&6
fi

echo $ac_n "checking for working autoheader""... $ac_c" 1>&6
echo "configure:785: checking for working autoheader" >&5
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf.  Sigh.
if (autoheader --version) < /dev/null > /dev/null 2>&1; then
   AUTOHEADER=autoheader
   echo "$ac_t""found" 1>&6
else
   AUTOHEADER="$missing_dir/missing autoheader"
   echo "$ac_t""missing" 1>&6
fi

echo $ac_n "checking for working makeinfo""... $ac_c" 1>&6
echo "configure:798: checking for working makeinfo" >&5
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf.  Sigh.
if (makeinfo --version) < /dev/null > /dev/null 2>&1; then
   MAKEINFO=makeinfo
   echo "$ac_t""found" 1>&6
else
   MAKEINFO="$missing_dir/missing makeinfo"
   echo "$ac_t""missing" 1>&6
fi



SHARED_VERSION_INFO="2:5:0"



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



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


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


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


# Check whether --with-gcc or --without-gcc was given.
if test "${with_gcc+set}" = set; then
  withval="$with_gcc"
  ok=$withval
else
  ok=no
fi

if test "$ok" = "yes"; then
	CC=gcc
fi

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

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

fi

FFTW_PREFIX=""
# Check whether --enable-type-prefix or --disable-type-prefix was given.
if test "${enable_type_prefix+set}" = set; then
  enableval="$enable_type_prefix"
  ok=$enableval
else
  ok=no
fi

echo $ac_n "checking type prefix for installed files""... $ac_c" 1>&6
echo "configure:905: checking type prefix for installed files" >&5
if test "$ok" = "yes"; then
        if test "$enable_float" = "yes"; then
                FFTW_PREFIX="s"
        else
                FFTW_PREFIX="d"
        fi
        echo "$ac_t""$FFTW_PREFIX" 1>&6
elif test "$ok" = "no"; then
        echo "$ac_t""(none)" 1>&6
else
        FFTW_PREFIX="$ok"
        echo "$ac_t""$FFTW_PREFIX" 1>&6
fi



FFTW_PREFIX1="xyz"
if test -n "$FFTW_PREFIX"; then
	FFTW_PREFIX1="$FFTW_PREFIX"
fi


# Check whether --enable-i386-hacks or --disable-i386-hacks was given.
if test "${enable_i386_hacks+set}" = set; then
  enableval="$enable_i386_hacks"
  ok=$enableval
else
  ok=no
fi

if test "$ok" = "yes"; then
	cat >> confdefs.h <<\EOF
#define FFTW_ENABLE_I386_HACKS 1
EOF

fi

# Check whether --enable-pentium-timer or --disable-pentium-timer was given.
if test "${enable_pentium_timer+set}" = set; then
  enableval="$enable_pentium_timer"
  ok=$enableval
else
  ok=no
fi

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

fi

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

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

fi

# Check whether --enable-debug-alignment or --disable-debug-alignment was given.
if test "${enable_debug_alignment+set}" = set; then
  enableval="$enable_debug_alignment"
  ok=$enableval
else
  ok=no
fi

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

fi

# Check whether --enable-vec-recurse or --disable-vec-recurse was given.
if test "${enable_vec_recurse+set}" = set; then
  enableval="$enable_vec_recurse"
  ok=$enableval
else
  ok=no
fi

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

fi


# Use native cc if present
echo $ac_n "checking for vendor's cc to be used instead of gcc""... $ac_c" 1>&6
echo "configure:1006: checking for vendor's cc to be used instead of gcc" >&5
# 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:1010: 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="cc"
      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


# 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:1040: 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:1070: 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:1121: 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""... $ac_c" 1>&6
echo "configure:1153: checking whether the C compiler ($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 1164 "configure"
#include "confdefs.h"

main(){return(0);}
EOF
if { (eval echo configure:1169: \"$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""... $ac_c" 1>&6
echo "configure:1195: checking whether the C compiler ($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""... $ac_c" 1>&6
echo "configure:1200: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'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:1209: \"$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:1228: 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 whether we are using gcc 2.90 or later""... $ac_c" 1>&6
echo "configure:1262: checking whether we are using gcc 2.90 or later" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc_2_90'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.c <<EOF
#ifdef __GNUC__
#  if (__GNUC__ > 2) || (__GNUC__ == 2 && __GNUC_MINOR__ >= 90)
     yes;
#  endif
#endif
EOF
if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1274: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
  ac_cv_prog_gcc_2_90=yes
else
  ac_cv_prog_gcc_2_90=no
fi

fi

echo "$ac_t""$ac_cv_prog_gcc_2_90" 1>&6
if test "$ac_cv_prog_gcc_2_90" = yes; then
	:
	acx_prog_egcs=yes
else
	:
	acx_prog_egcs=no
fi

# Find a good install program.  We prefer a C program (faster),
# so one script is as good as another.  But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# 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""... $ac_c" 1>&6
echo "configure:1303: checking for a BSD compatible install" >&5
if test -z "$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'

echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
echo "configure:1356: 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

# 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:1385: 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

echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
echo "configure:1413: checking whether ln -s works" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  rm -f conftestdata
if ln -s X conftestdata 2>/dev/null
then
  rm -f conftestdata
  ac_cv_prog_LN_S="ln -s"
else
  ac_cv_prog_LN_S=ln
fi
fi
LN_S="$ac_cv_prog_LN_S"
if test "$ac_cv_prog_LN_S" = "ln -s"; then
  echo "$ac_t""yes" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

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

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


# 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:1486: 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 build system type""... $ac_c" 1>&6
echo "configure:1507: 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

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

ac_prog=ld
if test "$ac_cv_prog_gcc" = yes; then
  # Check if gcc -print-prog-name=ld gives a path.
  echo $ac_n "checking for ld used by GCC""... $ac_c" 1>&6
echo "configure:1536: checking for ld used by GCC" >&5
  ac_prog=`($CC -print-prog-name=ld) 2>&5`
  case "$ac_prog" in
    # Accept absolute paths.
    [\\/]* | [A-Za-z]:[\\/]*)
      re_direlt='/[^/][^/]*/\.\./'
      # Canonicalize the path of ld
      ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
      while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
	ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
      done
      test -z "$LD" && LD="$ac_prog"
      ;;
  "")
    # If it fails, then pretend we aren't using GCC.
    ac_prog=ld
    ;;
  *)
    # If it is relative, then search for the first ld in PATH.
    with_gnu_ld=unknown
    ;;
  esac
elif test "$with_gnu_ld" = yes; then
  echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
echo "configure:1560: checking for GNU ld" >&5
else
  echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
echo "configure:1563: checking for non-GNU ld" >&5
fi
if eval "test \"`echo '$''{'ac_cv_path_LD'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -z "$LD"; then
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
      ac_cv_path_LD="$ac_dir/$ac_prog"
      # Check to see if the program is GNU ld.  I'd rather use --version,
      # but apparently some GNU ld's only accept -v.
      # Break only if it was the GNU/non-GNU ld that we prefer.
      if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
	test "$with_gnu_ld" != no && break
      else
	test "$with_gnu_ld" != yes && break
      fi
    fi
  done
  IFS="$ac_save_ifs"
else
  ac_cv_path_LD="$LD" # Let the user override the test with a path.
fi
fi

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

echo $ac_n "checking if the linker ($LD) is GNU ld""... $ac_c" 1>&6
echo "configure:1599: checking if the linker ($LD) is GNU ld" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gnu_ld'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  # I'd rather use --version here, but apparently some GNU ld's only accept -v.
if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
  ac_cv_prog_gnu_ld=yes
else
  ac_cv_prog_gnu_ld=no
fi
fi

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


echo $ac_n "checking for BSD-compatible nm""... $ac_c" 1>&6
echo "configure:1615: checking for BSD-compatible nm" >&5
if eval "test \"`echo '$''{'ac_cv_path_NM'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$NM"; then
  # Let the user override the test.
  ac_cv_path_NM="$NM"
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
  for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; then
      # Check to see if the nm accepts a BSD-compat flag.
      # Adding the `sed 1q' prevents false positives on HP-UX, which says:
      #   nm: unknown option "B" ignored
      if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
	ac_cv_path_NM="$ac_dir/nm -B"
	break
      elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
	ac_cv_path_NM="$ac_dir/nm -p"
	break
      else
	ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but
	continue # so that we can try to find one that supports BSD flags
      fi
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm
fi
fi

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



# Check for any special flags to pass to ltconfig.
libtool_flags="--cache-file=$cache_file"
test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
test "$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"


# Check whether --enable-libtool-lock or --disable-libtool-lock was given.
if test "${enable_libtool_lock+set}" = set; then
  enableval="$enable_libtool_lock"
  :
fi

test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"

# Some flags need to be propagated to the compiler or linker for good
# libtool support.
case "$host" in
*-*-irix6*)
  # Find out which ABI we are using.
  echo '#line 1675 "configure"' > conftest.$ac_ext
  if { (eval echo configure:1676: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
    case "`/usr/bin/file conftest.o`" in
    *32-bit*)
      LD="${LD-ld} -32"
      ;;
    *N32*)
      LD="${LD-ld} -n32"
      ;;
    *64-bit*)
      LD="${LD-ld} -64"
      ;;
    esac
  fi
  rm -rf conftest*
  ;;

*-*-sco3.2v5*)
  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
  SAVE_CFLAGS="$CFLAGS"
  CFLAGS="$CFLAGS -belf"
  echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
echo "configure:1697: checking whether the C compiler needs -belf" >&5
if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1702 "configure"
#include "confdefs.h"

int main() {

; return 0; }
EOF
if { (eval echo configure:1709: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  lt_cv_cc_needs_belf=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  lt_cv_cc_needs_belf=no
fi
rm -f conftest*
fi

echo "$ac_t""$lt_cv_cc_needs_belf" 1>&6
  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
    CFLAGS="$SAVE_CFLAGS"
  fi
  ;;


esac


# Save cache, so that ltconfig can load it
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


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

# Reload cache, that may have been modified by ltconfig
if test -r "$cache_file"; then
  echo "loading cache $cache_file"
  . $cache_file
else
  echo "creating cache $cache_file"
  > $cache_file
fi


# This can be used to rebuild libtool when needed
LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh"

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

# Redirect the config.log output again, so that the ltconfig log is not
# clobbered by the next message.
exec 5>>./config.log

# Extract the first word of "perl", so it can be a program name with args.
set dummy perl; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1813: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_PERL'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$PERL"; then
  ac_cv_prog_PERL="$PERL" # Let the user override the test.
else
  IFS="${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_PERL="perl"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_PERL" && ac_cv_prog_PERL="echo perl"
fi
fi
PERL="$ac_cv_prog_PERL"
if test -n "$PERL"; then
  echo "$ac_t""$PERL" 1>&6
else
  echo "$ac_t""no" 1>&6
fi




if test "$enable_fortran" = "yes"; then
	for ac_prog in f77 xlf xlf77 cf77 fl32 g77 fort77 f90 xlf90
do
# Extract the first word of "$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:1849: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_F77'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$F77"; then
  ac_cv_prog_F77="$F77" # Let the user override the test.
else
  IFS="${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_F77="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
F77="$ac_cv_prog_F77"
if test -n "$F77"; then
  echo "$ac_t""$F77" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$F77" && break
done

	if test -z "$F77"; then
                echo "*** Couldn't find f77 compiler.  Switching to --disable-fortran."
		enable_fortran="no"
	fi
fi

if test "$enable_fortran" = "yes"; then
	if test -z "$F77"; then
  for ac_prog in g77 f77 f2c
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:1891: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_F77'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$F77"; then
  ac_cv_prog_F77="$F77" # Let the user override the test.
else
  IFS="${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_F77="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
F77="$ac_cv_prog_F77"
if test -n "$F77"; then
  echo "$ac_t""$F77" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$F77" && break
done

    test -z "$F77" && { echo "configure: error: no acceptable Fortran 77 compiler found in \$PATH" 1>&2; exit 1; }
fi

echo $ac_n "checking whether the Fortran 77 compiler ($F77 $FFLAGS $LDFLAGS) works""... $ac_c" 1>&6
echo "configure:1924: checking whether the Fortran 77 compiler ($F77 $FFLAGS $LDFLAGS) works" >&5

ac_ext=f
ac_compile='${F77-f77} -c $FFLAGS conftest.$ac_ext 1>&5'
ac_link='${F77-f77} -o conftest${ac_exeext} $FFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_f77_cross

cat > conftest.$ac_ext << EOF

      program conftest
      end

EOF
if { (eval echo configure:1937: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  ac_cv_prog_f77_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_f77_cross=no
  else
    ac_cv_prog_f77_cross=yes
  fi
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  ac_cv_prog_f77_works=no
fi
rm -fr conftest*
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$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_f77_works" 1>&6
if test $ac_cv_prog_f77_works = no; then
  { echo "configure: error: installation or configuration problem: Fortran 77 compiler cannot create executables." 1>&2; exit 1; }
fi
echo $ac_n "checking whether the Fortran 77 compiler ($F77 $FFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
echo "configure:1963: checking whether the Fortran 77 compiler ($F77 $FFLAGS $LDFLAGS) is a cross-compiler" >&5
echo "$ac_t""$ac_cv_prog_f77_cross" 1>&6
cross_compiling=$ac_cv_prog_f77_cross

echo $ac_n "checking whether we are using GNU Fortran 77""... $ac_c" 1>&6
echo "configure:1968: checking whether we are using GNU Fortran 77" >&5
if eval "test \"`echo '$''{'ac_cv_prog_g77'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.fpp <<EOF
#ifdef __GNUC__
  yes
#endif
EOF
if { ac_try='$F77 -E conftest.fpp'; { (eval echo configure:1977: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
  ac_cv_prog_g77=yes
else
  ac_cv_prog_g77=no
fi
fi

echo "$ac_t""$ac_cv_prog_g77" 1>&6

if test $ac_cv_prog_g77 = yes; then
  G77=yes
  ac_test_FFLAGS="${FFLAGS+set}"
  ac_save_FFLAGS="$FFLAGS"
  FFLAGS=
  echo $ac_n "checking whether $F77 accepts -g""... $ac_c" 1>&6
echo "configure:1992: checking whether $F77 accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_f77_g'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.f << EOF
       program conftest
       end
EOF
if test -z "`$F77 -g -c conftest.f 2>&1`"; then
  ac_cv_prog_f77_g=yes
else
  ac_cv_prog_f77_g=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_cv_prog_f77_g" 1>&6
  if test "$ac_test_FFLAGS" = set; then
    FFLAGS="$ac_save_FFLAGS"
  elif test $ac_cv_prog_f77_g = yes; then
    FFLAGS="-g -O2"
  else
    FFLAGS="-O2"
  fi
else
  G77=
  test "${FFLAGS+set}" = set || FFLAGS="-g"
fi

echo $ac_n "checking for Fortran 77 libraries""... $ac_c" 1>&6
echo "configure:2023: checking for Fortran 77 libraries" >&5


if eval "test \"`echo '$''{'ac_cv_flibs'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo "      END" > conftest.f
foutput=`${F77} -v -o conftest conftest.f 2>&1`
xlf_p=`echo $foutput | grep xlfentry`
if test -n "$xlf_p"; then
  foutput=`echo $foutput | sed 's/,/ /g'`
fi
ld_run_path=`echo $foutput | \
  sed -n -e 's/^.*LD_RUN_PATH *= *\([^ ]*\).*/\1/p'`
case "$ld_run_path" in
  /*)
    if test "$ac_cv_prog_gcc" = yes; then
      ld_run_path="-Xlinker -R -Xlinker $ld_run_path"
    else
      ld_run_path="-R $ld_run_path"
    fi
  ;;
  *)
    ld_run_path=
  ;;
esac
flibs=
lflags=
want_arg=
for arg in $foutput; do
  old_want_arg=$want_arg
  want_arg=
  if test -n "$old_want_arg"; then
    case "$arg" in
      -*)
        old_want_arg=
      ;;
    esac
  fi
  case "$old_want_arg" in
    '')
      case $arg in
        /*.a)
          exists=false
          for f in $lflags; do
            if test x$arg = x$f; then
              exists=true
            fi
          done
          if $exists; then
            arg=
          else
            lflags="$lflags $arg"
          fi
        ;;
        -bI:*)
          exists=false
          for f in $lflags; do
            if test x$arg = x$f; then
              exists=true
            fi
          done
          if $exists; then
            arg=
          else
            if test "$ac_cv_prog_gcc" = yes; then
              lflags="$lflags -Xlinker $arg"
            else
              lflags="$lflags $arg"
            fi
          fi
        ;;
        -lang* | -lcrt0.o | -lc | -lgcc)
          arg=
        ;;
        -[lLR])
          want_arg=$arg
          arg=
        ;;
        -[lLR]*)
          exists=false
          for f in $lflags; do
            if test x$arg = x$f; then
              exists=true
            fi
          done
          if $exists; then
            arg=
          else
            case "$arg" in
              -lkernel32)
                case "$canonical_host_type" in
                  *-*-cygwin*)
                    arg=
                  ;;
                  *)
                    lflags="$lflags $arg"
                  ;;
                esac
              ;;
              -lm)
              ;;
              *)
                lflags="$lflags $arg"
              ;;
            esac
          fi
        ;;
        -u)
          want_arg=$arg
          arg=
        ;;
        -Y)
          want_arg=$arg
          arg=
        ;;
        *)
          arg=
        ;;
      esac
    ;;
    -[lLR])
      arg="$old_want_arg $arg"
    ;;
    -u)
      arg="-u $arg"
    ;;
    -Y)
      arg=`echo $arg | sed -e 's%^P,%%'`
      SAVE_IFS=$IFS
      IFS=:
      list=
      for elt in $arg; do
        list="$list -L$elt"
      done
      IFS=$SAVE_IFS
      arg="$list"
    ;;
  esac
  if test -n "$arg"; then
    flibs="$flibs $arg"
  fi
done
if test -n "$ld_run_path"; then
  flibs_result="$ld_run_path $flibs"
else
  flibs_result="$flibs"
fi
ac_cv_flibs="$flibs_result"
fi

FLIBS="$ac_cv_flibs"
echo "$ac_t""$FLIBS" 1>&6





echo $ac_n "checking how f77 mangles function names""... $ac_c" 1>&6
echo "configure:2182: checking how f77 mangles function names" >&5
cat > mangle-func.f <<EOF
      subroutine foobar()
      return
      end
      subroutine foo_bar()
      return
      end
EOF
ac_try='$F77 -c $FFLAGS mangle-func.f 1>&5'
if { (eval echo configure:2192: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; then
  ac_try=""
else
  echo "configure: failed program was:" >&5
  cat mangle-func.f >&5
  rm -f mangle-func*
  { echo "configure: error: failed to compile fortran test program" 1>&2; exit 1; }
fi

ac_f77_mangle_type=unknown

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_save_LIBS="$LIBS"
LIBS="mangle-func.o $FLIBS $LIBS"
cat > conftest.$ac_ext <<EOF
#line 2213 "configure"
#include "confdefs.h"

int main() {
foobar();
; return 0; }
EOF
if { (eval echo configure:2220: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_f77_mangle_type=lowercase
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cat > conftest.$ac_ext <<EOF
#line 2228 "configure"
#include "confdefs.h"

int main() {
foobar_();
; return 0; }
EOF
if { (eval echo configure:2235: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_f77_mangle_type=lowercase-underscore
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cat > conftest.$ac_ext <<EOF
#line 2243 "configure"
#include "confdefs.h"

int main() {
FOOBAR();
; return 0; }
EOF
if { (eval echo configure:2250: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_f77_mangle_type=uppercase
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cat > conftest.$ac_ext <<EOF
#line 2258 "configure"
#include "confdefs.h"

int main() {
FOOBAR_();
; return 0; }
EOF
if { (eval echo configure:2265: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_f77_mangle_type=uppercase-underscore
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
fi
rm -f conftest*
fi
rm -f conftest*
fi
rm -f conftest*
LIBS="$ac_save_LIBS"
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_f77_mangle_type" 1>&6

mangle_try=unknown
case $ac_f77_mangle_type in
        lowercase)
                cat >> confdefs.h <<\EOF
#define FFTW_FORTRANIZE_LOWERCASE 1
EOF

                mangle_try=foo_bar_
                ;;
        lowercase-underscore)
                cat >> confdefs.h <<\EOF
#define FFTW_FORTRANIZE_LOWERCASE_UNDERSCORE 1
EOF

                mangle_try=foo_bar__
                ;;
        uppercase)
                cat >> confdefs.h <<\EOF
#define FFTW_FORTRANIZE_UPPERCASE 1
EOF

                mangle_try=FOO_BAR_
                ;;
        uppercase-underscore)
                cat >> confdefs.h <<\EOF
#define FFTW_FORTRANIZE_UPPERCASE_UNDERSCORE 1
EOF

                mangle_try=FOO_BAR__
                ;;
esac

echo $ac_n "checking if f77 functions with an underscore get an extra underscore""... $ac_c" 1>&6
echo "configure:2322: checking if f77 functions with an underscore get an extra underscore" >&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

ac_save_LIBS="$LIBS"
LIBS="mangle-func.o $FLIBS $LIBS"
cat > conftest.$ac_ext <<EOF
#line 2335 "configure"
#include "confdefs.h"

int main() {
$mangle_try();
; return 0; }
EOF
if { (eval echo configure:2342: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_f77_mangle_underscore=yes;
             cat >> confdefs.h <<\EOF
#define FFTW_FORTRANIZE_EXTRA_UNDERSCORE 1
EOF

else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_f77_mangle_underscore=no
fi
rm -f conftest*
LIBS="$ac_save_LIBS"
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

rm -f mangle-func*
echo "$ac_t""$ac_f77_mangle_underscore" 1>&6

fi



cat >> confdefs.h <<EOF
#define FFTW_VERSION "$VERSION"
EOF


# Get the version number that will be appended to shared libraries:
SHARED_VERSION=`echo $SHARED_VERSION_INFO | awk -F':' '{ print $1 "." $3 "." $2 }'`







# Try to determine "good" native compiler flags if none specified on command
# line
if test "$ac_test_CFLAGS" != "set"; then
  CFLAGS=""
  case "${host_cpu}-${host_os}" in

  *linux*)
	echo "*******************************************************"
	echo "*       Congratulations! You are running linux.       *"
	echo "*******************************************************"
	;;
  sparc-solaris2*) if test "$CC" = cc; then
                    CFLAGS="-native -fast -xO5 -dalign"
                 fi;;

  alpha*-osf*)  if test "$CC" = cc; then
                    CFLAGS="-newc -w0 -O5 -ansi_alias -ansi_args -fp_reorder -tune host -arch host -std1"
                fi;;

  hppa*-hpux*)  if test "$CC" = cc; then
                    CFLAGS="-Ae +O3 +Oall"
                fi;;

   rs6000*-aix*)  if test "$CC" = cc -o "$CC" = xlc; then
                    CFLAGS="-O3 -qarch=pwrx -qtune=pwrx -qansialias -w"
                fi;;
   powerpc*-aix*)
	if test "$CC" = cc -o "$CC" = xlc; then
        	CFLAGS="-O3 -qarch=ppc -qansialias -w"
		echo "*******************************************************"
		echo "*  You have AIX on an unknown powerpc system.  It is  *"
		echo "*  recommended that you use                           *"
		echo "*                                                     *"
		echo "*    CFLAGS=-O3 -qarch=ppc -qtune=xxx -qansialias -w  *"
		echo "*                                 ^^^                 *"
		echo "*  where xxx is 601, 603, 604, or whatever kind of    *"
                echo "*  PowerPC CPU you have.   For more info, man cc.     *"
		echo "*******************************************************"
        fi;;
  esac

  # use default flags for gcc on all systems
  if test $ac_cv_prog_gcc = yes; then
     CFLAGS="-O6 -fomit-frame-pointer -Wall -W -Wcast-qual -Wpointer-arith -Wcast-align -pedantic"
  fi

  # the egcs scheduler is too smart and destroys our own schedule.
  # Disable the first instruction scheduling pass.  The second
  # scheduling pass (after register reload) is ok.
  if test "$acx_prog_egcs" = yes; then
     CFLAGS="$CFLAGS -fno-schedule-insns -fschedule-insns2"
  fi

  # test for gcc-specific flags:
  if test $ac_cv_prog_gcc = yes; then
    # -malign-double for x86 systems
    

echo $ac_n "checking whether ${CC-cc} accepts -malign-double""... $ac_c" 1>&6
echo "configure:2444: checking whether ${CC-cc} accepts -malign-double" >&5
if eval "test \"`echo '$''{'ac_align_double'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -malign-double -c conftest.c 2>&1`"; then
	ac_align_double=yes
else
	ac_align_double=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_align_double" 1>&6
if test "$ac_align_double" = yes; then
	:
	CFLAGS="$CFLAGS -malign-double"
else
	:
	
fi

    # -fstrict-aliasing for gcc-2.95+
    

echo $ac_n "checking whether ${CC-cc} accepts -fstrict-aliasing""... $ac_c" 1>&6
echo "configure:2471: checking whether ${CC-cc} accepts -fstrict-aliasing" >&5
if eval "test \"`echo '$''{'ac_fstrict_aliasing'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -fstrict-aliasing -c conftest.c 2>&1`"; then
	ac_fstrict_aliasing=yes
else
	ac_fstrict_aliasing=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_fstrict_aliasing" 1>&6
if test "$ac_fstrict_aliasing" = yes; then
	:
	CFLAGS="$CFLAGS -fstrict-aliasing"
else
	:
	
fi

  fi

  CPU_FLAGS=""
  if test "$GCC" = "yes"; then
	  	  case "${host_cpu}" in
	  i586*)  

echo $ac_n "checking whether ${CC-cc} accepts -mcpu=pentium""... $ac_c" 1>&6
echo "configure:2502: checking whether ${CC-cc} accepts -mcpu=pentium" >&5
if eval "test \"`echo '$''{'ac_cpu_pentium'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -mcpu=pentium -c conftest.c 2>&1`"; then
	ac_cpu_pentium=yes
else
	ac_cpu_pentium=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_cpu_pentium" 1>&6
if test "$ac_cpu_pentium" = yes; then
	:
	CPU_FLAGS=-mcpu=pentium
else
	:
	

echo $ac_n "checking whether ${CC-cc} accepts -mpentium""... $ac_c" 1>&6
echo "configure:2525: checking whether ${CC-cc} accepts -mpentium" >&5
if eval "test \"`echo '$''{'ac_pentium'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -mpentium -c conftest.c 2>&1`"; then
	ac_pentium=yes
else
	ac_pentium=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_pentium" 1>&6
if test "$ac_pentium" = yes; then
	:
	CPU_FLAGS=-mpentium
else
	:
	
fi

fi

		  ;;
	  i686*)  

echo $ac_n "checking whether ${CC-cc} accepts -mcpu=pentiumpro""... $ac_c" 1>&6
echo "configure:2554: checking whether ${CC-cc} accepts -mcpu=pentiumpro" >&5
if eval "test \"`echo '$''{'ac_cpu_pentiumpro'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -mcpu=pentiumpro -c conftest.c 2>&1`"; then
	ac_cpu_pentiumpro=yes
else
	ac_cpu_pentiumpro=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_cpu_pentiumpro" 1>&6
if test "$ac_cpu_pentiumpro" = yes; then
	:
	CPU_FLAGS=-mcpu=pentiumpro
else
	:
	

echo $ac_n "checking whether ${CC-cc} accepts -mpentiumpro""... $ac_c" 1>&6
echo "configure:2577: checking whether ${CC-cc} accepts -mpentiumpro" >&5
if eval "test \"`echo '$''{'ac_pentiumpro'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -mpentiumpro -c conftest.c 2>&1`"; then
	ac_pentiumpro=yes
else
	ac_pentiumpro=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_pentiumpro" 1>&6
if test "$ac_pentiumpro" = yes; then
	:
	CPU_FLAGS=-mpentiumpro
else
	:
	
fi

fi

		  ;;
	  powerpc*)
		cputype=`(grep cpu /proc/cpuinfo | head -1 | cut -d: -f2 | sed 's/ //g') 2> /dev/null`
		is60x=`echo $cputype | egrep "^600-9e?$"`
		if test -n "$is60x"; then
			

echo $ac_n "checking whether ${CC-cc} accepts -mcpu=$cputype""... $ac_c" 1>&6
echo "configure:2610: checking whether ${CC-cc} accepts -mcpu=$cputype" >&5
if eval "test \"`echo '$''{'ac_m_cpu_60x'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -mcpu=$cputype -c conftest.c 2>&1`"; then
	ac_m_cpu_60x=yes
else
	ac_m_cpu_60x=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_m_cpu_60x" 1>&6
if test "$ac_m_cpu_60x" = yes; then
	:
	CPU_FLAGS=-mcpu=$cputype
else
	:
	
fi

		elif test "$cputype" = 750; then
                        

echo $ac_n "checking whether we are using gcc 2.95 or later""... $ac_c" 1>&6
echo "configure:2637: checking whether we are using gcc 2.95 or later" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc_2_95'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.c <<EOF
#ifdef __GNUC__
#  if (__GNUC__ > 2) || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
     yes;
#  endif
#endif
EOF
if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:2649: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
  ac_cv_prog_gcc_2_95=yes
else
  ac_cv_prog_gcc_2_95=no
fi

fi

echo "$ac_t""$ac_cv_prog_gcc_2_95" 1>&6
if test "$ac_cv_prog_gcc_2_95" = yes; then
	:
	

echo $ac_n "checking whether ${CC-cc} accepts -mcpu=750""... $ac_c" 1>&6
echo "configure:2663: checking whether ${CC-cc} accepts -mcpu=750" >&5
if eval "test \"`echo '$''{'ac_m_cpu_750'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -mcpu=750 -c conftest.c 2>&1`"; then
	ac_m_cpu_750=yes
else
	ac_m_cpu_750=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_m_cpu_750" 1>&6
if test "$ac_m_cpu_750" = yes; then
	:
	CPU_FLAGS=-mcpu=750
else
	:
	
fi

else
	:
	
fi

		fi
		if test -z "$CPU_FLAGS"; then
		        

echo $ac_n "checking whether ${CC-cc} accepts -mcpu=powerpc""... $ac_c" 1>&6
echo "configure:2696: checking whether ${CC-cc} accepts -mcpu=powerpc" >&5
if eval "test \"`echo '$''{'ac_m_cpu_powerpc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -mcpu=powerpc -c conftest.c 2>&1`"; then
	ac_m_cpu_powerpc=yes
else
	ac_m_cpu_powerpc=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_m_cpu_powerpc" 1>&6
if test "$ac_m_cpu_powerpc" = yes; then
	:
	CPU_FLAGS=-mcpu=powerpc
else
	:
	
fi

		fi
		if test -z "$CPU_FLAGS"; then
			

echo $ac_n "checking whether ${CC-cc} accepts -mpowerpc""... $ac_c" 1>&6
echo "configure:2724: checking whether ${CC-cc} accepts -mpowerpc" >&5
if eval "test \"`echo '$''{'ac_m_powerpc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -mpowerpc -c conftest.c 2>&1`"; then
	ac_m_powerpc=yes
else
	ac_m_powerpc=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_m_powerpc" 1>&6
if test "$ac_m_powerpc" = yes; then
	:
	CPU_FLAGS=-mpowerpc
else
	:
	
fi

		fi
	  esac
  fi

  if test -n "$CPU_FLAGS"; then
        CFLAGS="$CFLAGS $CPU_FLAGS"
  fi

  if test -z "$CFLAGS"; then
	echo ""
	echo "********************************************************"
        echo "* WARNING: Don't know the best CFLAGS for this system  *"
        echo "* Use  make CFLAGS=..., or edit the top level Makefile *"
	echo "* (otherwise, a default of CFLAGS=-O3 will be used)    *"
	echo "********************************************************"
	echo ""
        CFLAGS="-O3"
  fi

  

echo $ac_n "checking whether ${CC-cc} accepts ${CFLAGS}""... $ac_c" 1>&6
echo "configure:2769: checking whether ${CC-cc} accepts ${CFLAGS}" >&5
if eval "test \"`echo '$''{'ac_guessed_cflags'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} ${CFLAGS} -c conftest.c 2>&1`"; then
	ac_guessed_cflags=yes
else
	ac_guessed_cflags=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_guessed_cflags" 1>&6
if test "$ac_guessed_cflags" = yes; then
	:
	
else
	:
	
	echo ""
        echo "********************************************************"
        echo "* WARNING: The guessed CFLAGS don't seem to work with  *"
        echo "* your compiler.                                       *"
        echo "* Use  make CFLAGS=..., or edit the top level Makefile *"
        echo "********************************************************"
        echo ""
        CFLAGS=""
  
fi


fi




acx_gcc_aligns_stack=no
if test "$GCC" = "yes"; then


echo $ac_n "checking whether ${CC-cc} accepts -mpreferred-stack-boundary=4""... $ac_c" 1>&6
echo "configure:2812: checking whether ${CC-cc} accepts -mpreferred-stack-boundary=4" >&5
if eval "test \"`echo '$''{'ac_m_pref_stack_boundary_4'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -mpreferred-stack-boundary=4 -c conftest.c 2>&1`"; then
	ac_m_pref_stack_boundary_4=yes
else
	ac_m_pref_stack_boundary_4=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_m_pref_stack_boundary_4" 1>&6
if test "$ac_m_pref_stack_boundary_4" = yes; then
	:
	
else
	:
	
fi

if test "$ac_m_pref_stack_boundary_4" = "yes"; then
	echo $ac_n "checking whether the stack is correctly aligned by gcc""... $ac_c" 1>&6
echo "configure:2837: checking whether the stack is correctly aligned by gcc" >&5
	save_CFLAGS="$CFLAGS"
	CFLAGS="-O -malign-double"
	if test "$cross_compiling" = yes; then
  acx_gcc_stack_align_bug=yes
else
  cat > conftest.$ac_ext <<EOF
#line 2844 "configure"
#include "confdefs.h"
#include <stdlib.h>
#       include <stdio.h>
	struct yuck { int blechh; };
	int one(void) { return 1; }
	struct yuck ick(void) { struct yuck y; y.blechh = 3; return y; }
#       define CHK_ALIGN(x) if ((((long) &(x)) & 0x7)) { fprintf(stderr, "bad alignment of " #x "\n"); exit(1); }
	void blah(int foo) { double foobar; CHK_ALIGN(foobar); }
	int main(void) { double ok1; struct yuck y; double ok2; CHK_ALIGN(ok1);
                         CHK_ALIGN(ok2); y = ick(); blah(one()); return 0; }
	
EOF
if { (eval echo configure:2857: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  acx_gcc_aligns_stack=yes; acx_gcc_stack_align_bug=no
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  acx_gcc_stack_align_bug=yes
fi
rm -fr conftest*
fi

	CFLAGS="$save_CFLAGS"
	echo "$ac_t""$acx_gcc_aligns_stack" 1>&6
fi
fi
if test "$acx_gcc_aligns_stack" = yes; then
	:
	cat >> confdefs.h <<\EOF
#define FFTW_GCC_ALIGNS_STACK 1
EOF

else
	:
	
	if test "$enable_i386_hacks" = yes; then
	if test "${acx_gcc_stack_align_bug-no}" = yes; then
		# we are using a gcc with a stack alignment bug, and we should
		# turn stack alignment off so that our own hacks work instead.
		

echo $ac_n "checking whether ${CC-cc} accepts -mpreferred-stack-boundary=2""... $ac_c" 1>&6
echo "configure:2889: checking whether ${CC-cc} accepts -mpreferred-stack-boundary=2" >&5
if eval "test \"`echo '$''{'ac_m_psb_2'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -mpreferred-stack-boundary=2 -c conftest.c 2>&1`"; then
	ac_m_psb_2=yes
else
	ac_m_psb_2=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_m_psb_2" 1>&6
if test "$ac_m_psb_2" = yes; then
	:
	CFLAGS="$CFLAGS -mpreferred-stack-boundary=2"
else
	:
	{ echo "configure: error: can't disable buggy stack alignment" 1>&2; exit 1; }
fi

	fi
	fi
fi


if test "${enable_debug}" = "yes"; then
	CFLAGS="-g"
fi

echo $ac_n "checking for sqrt in -lm""... $ac_c" 1>&6
echo "configure:2922: checking for sqrt in -lm" >&5
ac_lib_var=`echo m'_'sqrt | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lm  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 2930 "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 sqrt();

int main() {
sqrt()
; return 0; }
EOF
if { (eval echo configure:2941: \"$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 m | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lm $LIBS"

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


echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
echo "configure:2970: 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 2985 "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:2991: \"$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.$ac_ext <<EOF
#line 3002 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:3008: \"$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.$ac_ext <<EOF
#line 3019 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:3025: \"$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 for ANSI C header files""... $ac_c" 1>&6
echo "configure:3050: checking for ANSI C header files" >&5
if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3055 "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:3063: \"$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 3080 "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 3098 "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 3119 "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:3130: \"$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 sys/time.h unistd.h getopt.h malloc.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:3157: 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 3162 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:3167: \"$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 working const""... $ac_c" 1>&6
echo "configure:3195: checking for working const" >&5
if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3200 "configure"
#include "confdefs.h"

int main() {

/* Ultrix mips cc rejects this.  */
typedef int charset[2]; const charset x;
/* SunOS 4.1.1 cc rejects this.  */
char const *const *ccp;
char **p;
/* NEC SVR4.0.2 mips cc rejects this.  */
struct point {int x, y;};
static struct point const zero = {0,0};
/* AIX XL C 1.02.0.0 rejects this.
   It does not let you subtract one const X* pointer from another in an arm
   of an if-expression whose if-part is not a constant expression */
const char *g = "string";
ccp = &g + (g ? g-g : 0);
/* HPUX 7.0 cc rejects these. */
++ccp;
p = (char**) ccp;
ccp = (char const *const *) p;
{ /* SCO 3.2v4 cc rejects this.  */
  char *t;
  char const *s = 0 ? (char *) 0 : (char const *) 0;

  *t++ = 0;
}
{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this.  */
  int x[] = {25, 17};
  const int *foo = &x[0];
  ++foo;
}
{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
  typedef const int *iptr;
  iptr p = 0;
  ++p;
}
{ /* AIX XL C 1.02.0.0 rejects this saying
     "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
  struct s { int j; const int *ap[3]; };
  struct s *b; b->j = 5;
}
{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
  const int foo = 10;
}

; return 0; }
EOF
if { (eval echo configure:3249: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_c_const=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_c_const=no
fi
rm -f conftest*
fi

echo "$ac_t""$ac_cv_c_const" 1>&6
if test $ac_cv_c_const = no; then
  cat >> confdefs.h <<\EOF
#define const 
EOF

fi

echo $ac_n "checking for size_t""... $ac_c" 1>&6
echo "configure:3270: checking for size_t" >&5
if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3275 "configure"
#include "confdefs.h"
#include <sys/types.h>
#if STDC_HEADERS
#include <stdlib.h>
#include <stddef.h>
#endif
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_type_size_t=yes
else
  rm -rf conftest*
  ac_cv_type_size_t=no
fi
rm -f conftest*

fi
echo "$ac_t""$ac_cv_type_size_t" 1>&6
if test $ac_cv_type_size_t = no; then
  cat >> confdefs.h <<\EOF
#define size_t unsigned
EOF

fi

echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
echo "configure:3303: checking whether time.h and sys/time.h may both be included" >&5
if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3308 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/time.h>
#include <time.h>
int main() {
struct tm *tp;
; return 0; }
EOF
if { (eval echo configure:3317: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_header_time=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_header_time=no
fi
rm -f conftest*
fi

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

fi


if test $ac_cv_c_const = no; then
  echo "**************************************************************"
  echo "* WARNING: The "'``'"const'' keyword does not appear to work     *"
  echo "* properly on this system.  Expect problems.                 *"
  echo "* (It's >= 1998.  Get an ANSI C compiler.)                   *"
  case "${host_cpu}-${host_os}" in
    sparc-solaris2*) 
      echo "* Maybe you are using the wrong C compiler.  Please see the  *"
      echo "* FFTW FAQ for more information.                             *"
      ;;
  esac
  echo "**************************************************************"
fi
	
# The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
# for constant arguments.  Useless!
echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6
echo "configure:3355: checking for working alloca.h" >&5
if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3360 "configure"
#include "confdefs.h"
#include <alloca.h>
int main() {
char *p = alloca(2 * sizeof(int));
; return 0; }
EOF
if { (eval echo configure:3367: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_cv_header_alloca_h=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_header_alloca_h=no
fi
rm -f conftest*
fi

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

fi

echo $ac_n "checking for alloca""... $ac_c" 1>&6
echo "configure:3388: checking for alloca" >&5
if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3393 "configure"
#include "confdefs.h"

#ifdef __GNUC__
# define alloca __builtin_alloca
#else
# ifdef _MSC_VER
#  include <malloc.h>
#  define alloca _alloca
# else
#  if HAVE_ALLOCA_H
#   include <alloca.h>
#  else
#   ifdef _AIX
 #pragma alloca
#   else
#    ifndef alloca /* predefined by HP cc +Olibcalls */
char *alloca ();
#    endif
#   endif
#  endif
# endif
#endif

int main() {
char *p = (char *) alloca(1);
; return 0; }
EOF
if { (eval echo configure:3421: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_cv_func_alloca_works=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_func_alloca_works=no
fi
rm -f conftest*
fi

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

fi

if test $ac_cv_func_alloca_works = no; then
  # The SVR3 libPW and SVR4 libucb both contain incompatible functions
  # that cause trouble.  Some versions do not even contain alloca or
  # contain a buggy version.  If you still want to use their alloca,
  # use ar to extract alloca.o from them instead of compiling alloca.c.
  ALLOCA=alloca.${ac_objext}
  cat >> confdefs.h <<\EOF
#define C_ALLOCA 1
EOF


echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
echo "configure:3453: checking whether alloca needs Cray hooks" >&5
if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3458 "configure"
#include "confdefs.h"
#if defined(CRAY) && ! defined(CRAY2)
webecray
#else
wenotbecray
#endif

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

fi

echo "$ac_t""$ac_cv_os_cray" 1>&6
if test $ac_cv_os_cray = yes; then
for ac_func in _getb67 GETB67 getb67; do
  echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:3483: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3488 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char $ac_func(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char $ac_func();

int main() {

/* The GNU C library defines this for functions which it implements
    to always fail with ENOSYS.  Some functions are actually named
    something starting with __ and the normal name is an alias.  */
#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
choke me
#else
$ac_func();
#endif

; return 0; }
EOF
if { (eval echo configure:3511: \"$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
  cat >> confdefs.h <<EOF
#define CRAY_STACKSEG_END $ac_func
EOF

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

done
fi

echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
echo "configure:3538: checking stack direction for C alloca" >&5
if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test "$cross_compiling" = yes; then
  ac_cv_c_stack_direction=0
else
  cat > conftest.$ac_ext <<EOF
#line 3546 "configure"
#include "confdefs.h"
find_stack_direction ()
{
  static char *addr = 0;
  auto char dummy;
  if (addr == 0)
    {
      addr = &dummy;
      return find_stack_direction ();
    }
  else
    return (&dummy > addr) ? 1 : -1;
}
main ()
{
  exit (find_stack_direction() < 0);
}
EOF
if { (eval echo configure:3565: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  ac_cv_c_stack_direction=1
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  ac_cv_c_stack_direction=-1
fi
rm -fr conftest*
fi

fi

echo "$ac_t""$ac_cv_c_stack_direction" 1>&6
cat >> confdefs.h <<EOF
#define STACK_DIRECTION $ac_cv_c_stack_direction
EOF

fi

for ac_func in gettimeofday
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:3589: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3594 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char $ac_func(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char $ac_func();

int main() {

/* The GNU C library defines this for functions which it implements
    to always fail with ENOSYS.  Some functions are actually named
    something starting with __ and the normal name is an alias.  */
#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
choke me
#else
$ac_func();
#endif

; return 0; }
EOF
if { (eval echo configure:3617: \"$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 BSDgettimeofday
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:3644: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3649 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char $ac_func(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char $ac_func();

int main() {

/* The GNU C library defines this for functions which it implements
    to always fail with ENOSYS.  Some functions are actually named
    something starting with __ and the normal name is an alias.  */
#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
choke me
#else
$ac_func();
#endif

; return 0; }
EOF
if { (eval echo configure:3672: \"$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 gethrtime
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:3699: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3704 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char $ac_func(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char $ac_func();

int main() {

/* The GNU C library defines this for functions which it implements
    to always fail with ENOSYS.  Some functions are actually named
    something starting with __ and the normal name is an alias.  */
#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
choke me
#else
$ac_func();
#endif

; return 0; }
EOF
if { (eval echo configure:3727: \"$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 getopt
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:3754: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3759 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char $ac_func(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char $ac_func();

int main() {

/* The GNU C library defines this for functions which it implements
    to always fail with ENOSYS.  Some functions are actually named
    something starting with __ and the normal name is an alias.  */
#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
choke me
#else
$ac_func();
#endif

; return 0; }
EOF
if { (eval echo configure:3782: \"$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 getopt_long
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:3809: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 3814 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char $ac_func(); below.  */
#include <assert.h>
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char $ac_func();

int main() {

/* The GNU C library defines this for functions which it implements
    to always fail with ENOSYS.  Some functions are actually named
    something starting with __ and the normal name is an alias.  */
#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
choke me
#else
$ac_func();
#endif

; return 0; }
EOF
if { (eval echo configure:3837: \"$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 isnan""... $ac_c" 1>&6
echo "configure:3863: checking for isnan" >&5
cat > conftest.$ac_ext <<EOF
#line 3865 "configure"
#include "confdefs.h"
#include <math.h>

int main() {
if (!isnan(3.14159)) isnan(2.7183);
; return 0; }
EOF
if { (eval echo configure:3873: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ok=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ok=no
fi
rm -f conftest*
if test "$ok" = "yes"; then
	cat >> confdefs.h <<\EOF
#define HAVE_ISNAN 1
EOF

fi
echo "$ac_t""${ok}" 1>&6

# Check for hrtime_t data type; some systems (AIX) seem to have
# a function called gethrtime but no hrtime_t!
echo $ac_n "checking for hrtime_t""... $ac_c" 1>&6
echo "configure:3894: checking for hrtime_t" >&5
cat > conftest.$ac_ext <<EOF
#line 3896 "configure"
#include "confdefs.h"

#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif

int main() {
hrtime_t foobar;
; return 0; }
EOF
if { (eval echo configure:3907: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ok=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ok=no
fi
rm -f conftest*
if test "$ok" = "yes"; then
	cat >> confdefs.h <<\EOF
#define HAVE_HRTIME_T 1
EOF

fi
echo "$ac_t""${ok}" 1>&6

echo $ac_n "checking size of int""... $ac_c" 1>&6
echo "configure:3926: checking size of int" >&5
if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test "$cross_compiling" = yes; then
  ac_cv_sizeof_int=0
else
  cat > conftest.$ac_ext <<EOF
#line 3934 "configure"
#include "confdefs.h"
#include <stdio.h>
main()
{
  FILE *f=fopen("conftestval", "w");
  if (!f) exit(1);
  fprintf(f, "%d\n", sizeof(int));
  exit(0);
}
EOF
if { (eval echo configure:3945: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  ac_cv_sizeof_int=`cat conftestval`
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  ac_cv_sizeof_int=0
fi
rm -fr conftest*
fi

fi
echo "$ac_t""$ac_cv_sizeof_int" 1>&6
cat >> confdefs.h <<EOF
#define SIZEOF_INT $ac_cv_sizeof_int
EOF


echo $ac_n "checking size of long long""... $ac_c" 1>&6
echo "configure:3965: checking size of long long" >&5
if eval "test \"`echo '$''{'ac_cv_sizeof_long_long'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test "$cross_compiling" = yes; then
  ac_cv_sizeof_long_long=0
else
  cat > conftest.$ac_ext <<EOF
#line 3973 "configure"
#include "confdefs.h"
#include <stdio.h>
main()
{
  FILE *f=fopen("conftestval", "w");
  if (!f) exit(1);
  fprintf(f, "%d\n", sizeof(long long));
  exit(0);
}
EOF
if { (eval echo configure:3984: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  ac_cv_sizeof_long_long=`cat conftestval`
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  ac_cv_sizeof_long_long=0
fi
rm -fr conftest*
fi

fi
echo "$ac_t""$ac_cv_sizeof_long_long" 1>&6
cat >> confdefs.h <<EOF
#define SIZEOF_LONG_LONG $ac_cv_sizeof_long_long
EOF



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

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

fi




echo $ac_n "checking whether ${CC-cc} accepts "-fkeep-programmers-inline"""... $ac_c" 1>&6
echo "configure:4023: checking whether ${CC-cc} accepts "-fkeep-programmers-inline"" >&5
if eval "test \"`echo '$''{'ac_fkeep_programmers_inline'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} "-fkeep-programmers-inline" -c conftest.c 2>&1`"; then
	ac_fkeep_programmers_inline=yes
else
	ac_fkeep_programmers_inline=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_fkeep_programmers_inline" 1>&6
if test "$ac_fkeep_programmers_inline" = yes; then
	:
	
else
	:
	
fi



echo $ac_n "checking whether ${CC-cc} accepts "-vomit-frame-pointer"""... $ac_c" 1>&6
echo "configure:4049: checking whether ${CC-cc} accepts "-vomit-frame-pointer"" >&5
if eval "test \"`echo '$''{'ac_vomit_frame_pointer'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} "-vomit-frame-pointer" -c conftest.c 2>&1`"; then
	ac_vomit_frame_pointer=yes
else
	ac_vomit_frame_pointer=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_vomit_frame_pointer" 1>&6
if test "$ac_vomit_frame_pointer" = yes; then
	:
	
else
	:
	
fi



FFTW_THREADS_LIBLIST=""
FFTW_THREADS_INCLUDELIST=""
FFTW_THREADS_PROGLIST=""
THREADLIBS=""
if test "$enable_threads" = "yes"; then
	#           POSIX threads are the default choice:
	# POSIX threads library is plural on AIX (need to check for
	# this *first* due to AIX brokenness; also, need to check
	# for pthread_attr_init instead of pthread_create due to
	# DEC stupidity):
	if test -z "$THREADLIBS"; then
		echo $ac_n "checking for pthread_attr_init in -lpthreads""... $ac_c" 1>&6
echo "configure:4086: checking for pthread_attr_init in -lpthreads" >&5
ac_lib_var=`echo pthreads'_'pthread_attr_init | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lpthreads  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 4094 "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 pthread_attr_init();

int main() {
pthread_attr_init()
; return 0; }
EOF
if { (eval echo configure:4105: \"$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
  THREADLIBS="-lpthreads"
                	      cat >> confdefs.h <<\EOF
#define FFTW_USING_POSIX_THREADS 1
EOF

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

	fi
	# Normally (e.g. on Linux), POSIX threads are in -lpthread.
	# We can't just use AC_CHECK_LIB, though, because DEC lossage
	# requires that pthread.h be included for linking to work.
	if test -z "$THREADLIBS"; then
		echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
echo "configure:4135: checking for pthread_create in -lpthread" >&5
		save_LIBS="$LIBS"
		LIBS="-lpthread $LIBS"
		cat > conftest.$ac_ext <<EOF
#line 4139 "configure"
#include "confdefs.h"
#include <pthread.h>
int main() {
pthread_create(0,0,0,0);
; return 0; }
EOF
if { (eval echo configure:4146: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ok=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ok=no
fi
rm -f conftest*
		LIBS="$save_LIBS"
		if test "$ok" = "yes"; then
			THREADLIBS="-lpthread"
			cat >> confdefs.h <<\EOF
#define FFTW_USING_POSIX_THREADS 1
EOF

		fi
		echo "$ac_t""${ok}" 1>&6
	fi
	# this is for irix, which has pthread_create in libc.so
	# and pthread_join in libpthread.so.  Lose, lose, lose
	if test -z "$THREADLIBS"; then
		echo $ac_n "checking for pthread_join in -lpthread""... $ac_c" 1>&6
echo "configure:4170: checking for pthread_join in -lpthread" >&5
ac_lib_var=`echo pthread'_'pthread_join | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lpthread  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 4178 "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 pthread_join();

int main() {
pthread_join()
; return 0; }
EOF
if { (eval echo configure:4189: \"$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
  THREADLIBS="-lpthread"
                	      cat >> confdefs.h <<\EOF
#define FFTW_USING_POSIX_THREADS 1
EOF

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

	fi
	if test -z "$THREADLIBS"; then
		echo $ac_n "checking for pthread_create""... $ac_c" 1>&6
echo "configure:4216: checking for pthread_create" >&5
if eval "test \"`echo '$''{'ac_cv_func_pthread_create'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 4221 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char pthread_create(); below.  */
#include <assert.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 pthread_create();

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_pthread_create) || defined (__stub___pthread_create)
choke me
#else
pthread_create();
#endif

; return 0; }
EOF
if { (eval echo configure:4244: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_pthread_create=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_func_pthread_create=no"
fi
rm -f conftest*
fi

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

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

	fi
	if test -n "$THREADLIBS"; then
		# detect AIX lossage: threads are created detached by default
        	# & the JOINABLE attribute has a nonstandard name (UNDETACHED).
		echo $ac_n "checking for PTHREAD_CREATE_UNDETACHED attribute""... $ac_c" 1>&6
echo "configure:4272: checking for PTHREAD_CREATE_UNDETACHED attribute" >&5
		cat > conftest.$ac_ext <<EOF
#line 4274 "configure"
#include "confdefs.h"
#include <pthread.h>
int main() {
int attr=PTHREAD_CREATE_UNDETACHED;
; return 0; }
EOF
if { (eval echo configure:4281: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ok=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ok=no
fi
rm -f conftest*
		if test "$ok" = "yes"; then
		        cat >> confdefs.h <<\EOF
#define HAVE_PTHREAD_CREATE_UNDETACHED 1
EOF

		fi
		echo "$ac_t""${ok}" 1>&6

		# more AIX lossage: must compile with cc_r
		# Extract the first word of "cc_r", so it can be a program name with args.
set dummy cc_r; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:4303: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CCthreads'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CCthreads"; then
  ac_cv_prog_CCthreads="$CCthreads" # Let the user override the test.
else
  IFS="${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_CCthreads="cc_r"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_CCthreads" && ac_cv_prog_CCthreads="${CC}"
fi
fi
CCthreads="$ac_cv_prog_CCthreads"
if test -n "$CCthreads"; then
  echo "$ac_t""$CCthreads" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

		CC="$CCthreads"

		# more AIX/DEC lossage: must compile with -D_THREAD_SAFE
		# or -D_REENTRANT:
		# (cc_r subsumes this on AIX, but it doesn't hurt to
		#  do this as well, especially if cc_r is not available.)
		echo $ac_n "checking if special flags are required for pthreads""... $ac_c" 1>&6
echo "configure:4337: checking if special flags are required for pthreads" >&5
		ok=no
		
		case "${host_cpu}-${host_os}" in
			*-aix*)  CFLAGS="-D_THREAD_SAFE $CFLAGS"
				 ok="-D_THREAD_SAFE";;
			alpha*-osf*)  CFLAGS="-D_REENTRANT $CFLAGS"
				 ok="-D_REENTRANT";;
		esac
		echo "$ac_t""${ok}" 1>&6
	fi
	# Solaris threads:
	if test -z "$THREADLIBS"; then
		echo $ac_n "checking for thr_create in -lthread""... $ac_c" 1>&6
echo "configure:4351: checking for thr_create in -lthread" >&5
ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lthread  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 4359 "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 thr_create();

int main() {
thr_create()
; return 0; }
EOF
if { (eval echo configure:4370: \"$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
  THREADLIBS="-lthread"
                	      cat >> confdefs.h <<\EOF
#define FFTW_USING_SOLARIS_THREADS 1
EOF

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

	fi
	# Mach C threads:
	if test -z "$THREADLIBS"; then
		echo $ac_n "checking for cthread_fork""... $ac_c" 1>&6
echo "configure:4398: checking for cthread_fork" >&5
if eval "test \"`echo '$''{'ac_cv_func_cthread_fork'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 4403 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char cthread_fork(); below.  */
#include <assert.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 cthread_fork();

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_cthread_fork) || defined (__stub___cthread_fork)
choke me
#else
cthread_fork();
#endif

; return 0; }
EOF
if { (eval echo configure:4426: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_cthread_fork=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_func_cthread_fork=no"
fi
rm -f conftest*
fi

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

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

		for ac_hdr in mach/cthreads.h cthreads.h cthread.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:4453: 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 4458 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:4463: \"$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

	fi
	if test -z "$THREADLIBS"; then
		echo $ac_n "checking for cthread_fork in -lcthread""... $ac_c" 1>&6
echo "configure:4492: checking for cthread_fork in -lcthread" >&5
ac_lib_var=`echo cthread'_'cthread_fork | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lcthread  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 4500 "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 cthread_fork();

int main() {
cthread_fork()
; return 0; }
EOF
if { (eval echo configure:4511: \"$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
  THREADLIBS="-lcthread"
                	      cat >> confdefs.h <<\EOF
#define FFTW_USING_MACH_THREADS 1
EOF

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

		for ac_hdr in mach/cthreads.h cthreads.h cthread.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:4539: 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 4544 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:4549: \"$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

	fi
	if test -z "$THREADLIBS"; then
		echo $ac_n "checking for cthread_fork in -lcthreads""... $ac_c" 1>&6
echo "configure:4578: checking for cthread_fork in -lcthreads" >&5
ac_lib_var=`echo cthreads'_'cthread_fork | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lcthreads  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 4586 "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 cthread_fork();

int main() {
cthread_fork()
; return 0; }
EOF
if { (eval echo configure:4597: \"$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
  THREADLIBS="-lcthreads"
                	      cat >> confdefs.h <<\EOF
#define FFTW_USING_MACH_THREADS 1
EOF

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

		for ac_hdr in mach/cthreads.h cthreads.h cthread.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:4625: 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 4630 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:4635: \"$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

	fi
	# BeOS threads:
	if test -z "$THREADLIBS"; then
		echo $ac_n "checking for spawn_thread""... $ac_c" 1>&6
echo "configure:4665: checking for spawn_thread" >&5
if eval "test \"`echo '$''{'ac_cv_func_spawn_thread'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 4670 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char spawn_thread(); below.  */
#include <assert.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 spawn_thread();

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_spawn_thread) || defined (__stub___spawn_thread)
choke me
#else
spawn_thread();
#endif

; return 0; }
EOF
if { (eval echo configure:4693: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_spawn_thread=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_func_spawn_thread=no"
fi
rm -f conftest*
fi

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

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

	fi
	if test -z "$THREADLIBS"; then
		{ echo "configure: error: couldn't find threads library for --enable-threads" 1>&2; exit 1; }
	else
		FFTW_THREADS_LIBLIST="lib${FFTW_PREFIX}fftw_threads.la lib${FFTW_PREFIX}rfftw_threads.la"
		FFTW_THREADS_INCLUDELIST="${FFTW_PREFIX}fftw_threads.h ${FFTW_PREFIX}rfftw_threads.h"
		FFTW_THREADS_PROGLIST="fftw_threads_test rfftw_threads_test"
	fi
fi






FFTW_MPI_LIBLIST=""
FFTW_MPI_INCLUDELIST=""
FFTW_MPI_PROGLIST=""
MPILIBS=""
for ac_prog in mpicc hcc
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:4740: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_MPICC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$MPICC"; then
  ac_cv_prog_MPICC="$MPICC" # Let the user override the test.
else
  IFS="${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_MPICC="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
MPICC="$ac_cv_prog_MPICC"
if test -n "$MPICC"; then
  echo "$ac_t""$MPICC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$MPICC" && break
done
test -n "$MPICC" || MPICC="$CC"

if test "$enable_mpi" = "yes"; then
	save_CC="$CC"
	CC="$MPICC"
	if test -z "$MPILIBS"; then
		echo $ac_n "checking for MPI_Init""... $ac_c" 1>&6
echo "configure:4775: checking for MPI_Init" >&5
if eval "test \"`echo '$''{'ac_cv_func_MPI_Init'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 4780 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char MPI_Init(); below.  */
#include <assert.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 MPI_Init();

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_MPI_Init) || defined (__stub___MPI_Init)
choke me
#else
MPI_Init();
#endif

; return 0; }
EOF
if { (eval echo configure:4803: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_MPI_Init=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_func_MPI_Init=no"
fi
rm -f conftest*
fi

if eval "test \"`echo '$ac_cv_func_'MPI_Init`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  MPILIBS=" "
else
  echo "$ac_t""no" 1>&6
fi

	fi
	if test -z "$MPILIBS"; then
		echo $ac_n "checking for MPI_Init in -lmpi""... $ac_c" 1>&6
echo "configure:4825: checking for MPI_Init in -lmpi" >&5
ac_lib_var=`echo mpi'_'MPI_Init | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lmpi  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 4833 "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 MPI_Init();

int main() {
MPI_Init()
; return 0; }
EOF
if { (eval echo configure:4844: \"$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 "$ac_t""yes" 1>&6
  MPILIBS="-lmpi"
else
  echo "$ac_t""no" 1>&6
fi

	fi

	if test -z "$MPILIBS"; then
		{ echo "configure: error: couldn't find mpi library for --enable-mpi" 1>&2; exit 1; }
	else
		FFTW_MPI_LIBLIST="lib${FFTW_PREFIX}fftw_mpi.la lib${FFTW_PREFIX}rfftw_mpi.la"
		FFTW_MPI_INCLUDELIST="${FFTW_PREFIX}fftw_mpi.h ${FFTW_PREFIX}rfftw_mpi.h"
		FFTW_MPI_PROGLIST="test_sched test_transpose_mpi fftw_mpi_test rfftw_mpi_test"

		echo $ac_n "checking for MPI_Comm_f2c""... $ac_c" 1>&6
echo "configure:4874: checking for MPI_Comm_f2c" >&5
		ok=yes
		cat > conftest.$ac_ext <<EOF
#line 4877 "configure"
#include "confdefs.h"
#include <mpi.h>
		
int main() {
MPI_Comm_f2c(0);
; return 0; }
EOF
if { (eval echo configure:4885: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  cat >> confdefs.h <<\EOF
#define HAVE_MPI_COMM_F2C 1
EOF

else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ok=no
fi
rm -f conftest*
		echo "$ac_t""$ok" 1>&6
	fi
	CC="$save_CC"
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=$srcdir
ac_given_INSTALL="$INSTALL"

trap 'rm -fr `echo "fftw/Makefile tests/Makefile rfftw/Makefile doc/Makefile Makefile threads/Makefile mpi/Makefile fftw.spec fftw/config.h fftw/fftw.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%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@PACKAGE@%$PACKAGE%g
s%@VERSION@%$VERSION%g
s%@ACLOCAL@%$ACLOCAL%g
s%@AUTOCONF@%$AUTOCONF%g
s%@AUTOMAKE@%$AUTOMAKE%g
s%@AUTOHEADER@%$AUTOHEADER%g
s%@MAKEINFO@%$MAKEINFO%g
s%@SET_MAKE@%$SET_MAKE%g
s=XXX_FFTW_PREFIX_XXX=$FFTW_PREFIX=g
s%@FFTW_PREFIX@%$FFTW_PREFIX%g
s=XXX_FFTW_PREFIX1_XXX=$FFTW_PREFIX1=g
s%@CC@%$CC%g
s%@RANLIB@%$RANLIB%g
s%@LN_S@%$LN_S%g
s%@host@%$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%@build@%$build%g
s%@build_alias@%$build_alias%g
s%@build_cpu@%$build_cpu%g
s%@build_vendor@%$build_vendor%g
s%@build_os@%$build_os%g
s%@LD@%$LD%g
s%@NM@%$NM%g
s%@LIBTOOL@%$LIBTOOL%g
s%@PERL@%$PERL%g
s%@F77@%$F77%g
s%@FLIBS@%$FLIBS%g
s%@SHARED_VERSION_INFO@%$SHARED_VERSION_INFO%g
s%@SHARED_VERSION@%$SHARED_VERSION%g
s%@CPP@%$CPP%g
s%@ALLOCA@%$ALLOCA%g
s%@CCthreads@%$CCthreads%g
s%@FFTW_THREADS_LIBLIST@%$FFTW_THREADS_LIBLIST%g
s%@FFTW_THREADS_INCLUDELIST@%$FFTW_THREADS_INCLUDELIST%g
s%@FFTW_THREADS_PROGLIST@%$FFTW_THREADS_PROGLIST%g
s%@THREADLIBS@%$THREADLIBS%g
s%@MPICC@%$MPICC%g
s%@FFTW_MPI_LIBLIST@%$FFTW_MPI_LIBLIST%g
s%@FFTW_MPI_INCLUDELIST@%$FFTW_MPI_INCLUDELIST%g
s%@FFTW_MPI_PROGLIST@%$FFTW_MPI_PROGLIST%g
s%@MPILIBS@%$MPILIBS%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-"fftw/Makefile tests/Makefile rfftw/Makefile doc/Makefile Makefile threads/Makefile mpi/Makefile fftw.spec"}
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="fftw/config.h fftw/fftw.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
am_indx=1
for am_file in fftw/config.h fftw/fftw.h; do
  case " $CONFIG_HEADERS " in
  *" $am_file "*)
    echo timestamp > `echo $am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
    ;;
  esac
  am_indx=`expr "$am_indx" + 1`
done

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


case "${host_cpu}" in
i?86)	if test "${enable_i386_hacks-no}" != "yes"; then
	if test "${enable_float-no}" != "yes"; then
	if test "${acx_gcc_aligns_stack-no}" != "yes"; then
	 echo "**************************************************************"
	 echo "* If you are running an x86 system with gcc, also try        *"
	 echo "*    configure --enable-i386-hacks                           *"
	 echo "* which might produce significant speed improvements.        *"
	 echo "* (See the Installation chapter of the manual for more       *"
         echo "*  details)                                                  *"
	 echo "**************************************************************"
	fi
	fi
	fi
esac