configure

  ;;
esac
fi
TAR=$ac_cv_path_TAR

if test -n "$TAR"; then
  echo "$as_me:$LINENO: result: $TAR" >&5
echo "${ECHO_T}$TAR" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi


# Find a good install program.  We prefer a C program (faster),
# so one script is as good as another.  But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AmigaOS /C/install, which installs bootblocks on floppy discs
# 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"
# OS/2's system install, which has a completely different semantic
# ./install, which can be erroneously created by make from ./install.sh.
echo "$as_me:$LINENO: checking for a BSD-compatible install" >&5
echo $ECHO_N "checking for a BSD-compatible install... $ECHO_C" >&6
if test -z "$INSTALL"; then
if test "${ac_cv_path_install+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  # Account for people who put trailing slashes in PATH elements.
case $as_dir/ in
  ./ | .// | /cC/* | \
  /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
  ?:\\/os2\\/install\\/* | ?:\\/OS2\\/INSTALL\\/* | \
  /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
      for ac_exec_ext in '' $ac_executable_extensions; do
	if $as_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then
	  if test $ac_prog = install &&
	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
	    # AIX install.  It has an incompatible calling convention.
	    :
	  elif test $ac_prog = install &&
	    grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
	    # program-specific install script used by HP pwplus--don't use.
	    :
	  else
	    ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
	    break 3
	  fi
	fi
      done
    done
    ;;
esac
done


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=$ac_install_sh
  fi
fi
echo "$as_me:$LINENO: result: $INSTALL" >&5
echo "${ECHO_T}$INSTALL" >&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}'

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


# Extract the first word of "bzip2", so it can be a program name with args.
set dummy bzip2; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_BZIP2+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $BZIP2 in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_BZIP2="$BZIP2" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_BZIP2="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_BZIP2" && ac_cv_path_BZIP2="true bzip2"
  ;;
esac
fi
BZIP2=$ac_cv_path_BZIP2

if test -n "$BZIP2"; then
  echo "$as_me:$LINENO: result: $BZIP2" >&5
echo "${ECHO_T}$BZIP2" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "dot", so it can be a program name with args.
set dummy dot; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_DOT+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $DOT in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_DOT="$DOT" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_DOT="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_DOT" && ac_cv_path_DOT="true dot"
  ;;
esac
fi
DOT=$ac_cv_path_DOT

if test -n "$DOT"; then
  echo "$as_me:$LINENO: result: $DOT" >&5
echo "${ECHO_T}$DOT" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "doxygen", so it can be a program name with args.
set dummy doxygen; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_DOXYGEN+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $DOXYGEN in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_DOXYGEN="$DOXYGEN" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_DOXYGEN="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_DOXYGEN" && ac_cv_path_DOXYGEN="true doxygen"
  ;;
esac
fi
DOXYGEN=$ac_cv_path_DOXYGEN

if test -n "$DOXYGEN"; then
  echo "$as_me:$LINENO: result: $DOXYGEN" >&5
echo "${ECHO_T}$DOXYGEN" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "etags", so it can be a program name with args.
set dummy etags; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_ETAGS+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $ETAGS in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_ETAGS="$ETAGS" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_ETAGS="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_ETAGS" && ac_cv_path_ETAGS="true etags"
  ;;
esac
fi
ETAGS=$ac_cv_path_ETAGS

if test -n "$ETAGS"; then
  echo "$as_me:$LINENO: result: $ETAGS" >&5
echo "${ECHO_T}$ETAGS" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "groff", so it can be a program name with args.
set dummy groff; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_GROFF+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $GROFF in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_GROFF="$GROFF" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_GROFF="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_GROFF" && ac_cv_path_GROFF="true groff"
  ;;
esac
fi
GROFF=$ac_cv_path_GROFF

if test -n "$GROFF"; then
  echo "$as_me:$LINENO: result: $GROFF" >&5
echo "${ECHO_T}$GROFF" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "gzip", so it can be a program name with args.
set dummy gzip; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_GZIP+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $GZIP in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_GZIP="$GZIP" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_GZIP="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_GZIP" && ac_cv_path_GZIP="true gzip"
  ;;
esac
fi
GZIP=$ac_cv_path_GZIP

if test -n "$GZIP"; then
  echo "$as_me:$LINENO: result: $GZIP" >&5
echo "${ECHO_T}$GZIP" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "pod2html", so it can be a program name with args.
set dummy pod2html; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_POD2HTML+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $POD2HTML in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_POD2HTML="$POD2HTML" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_POD2HTML="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_POD2HTML" && ac_cv_path_POD2HTML="true pod2html"
  ;;
esac
fi
POD2HTML=$ac_cv_path_POD2HTML

if test -n "$POD2HTML"; then
  echo "$as_me:$LINENO: result: $POD2HTML" >&5
echo "${ECHO_T}$POD2HTML" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "pod2man", so it can be a program name with args.
set dummy pod2man; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_POD2MAN+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $POD2MAN in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_POD2MAN="$POD2MAN" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_POD2MAN="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_POD2MAN" && ac_cv_path_POD2MAN="true pod2man"
  ;;
esac
fi
POD2MAN=$ac_cv_path_POD2MAN

if test -n "$POD2MAN"; then
  echo "$as_me:$LINENO: result: $POD2MAN" >&5
echo "${ECHO_T}$POD2MAN" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "runtest", so it can be a program name with args.
set dummy runtest; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_RUNTEST+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $RUNTEST in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_RUNTEST="$RUNTEST" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_RUNTEST="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_RUNTEST" && ac_cv_path_RUNTEST="true runtest"
  ;;
esac
fi
RUNTEST=$ac_cv_path_RUNTEST

if test -n "$RUNTEST"; then
  echo "$as_me:$LINENO: result: $RUNTEST" >&5
echo "${ECHO_T}$RUNTEST" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi


no_itcl=true
echo "$as_me:$LINENO: checking for the tclsh program in tclinclude directory" >&5
echo $ECHO_N "checking for the tclsh program in tclinclude directory... $ECHO_C" >&6

# Check whether --with-tclinclude or --without-tclinclude was given.
if test "${with_tclinclude+set}" = set; then
  withval="$with_tclinclude"
  with_tclinclude=${withval}
else
  with_tclinclude=''
fi;
if test "${ac_cv_path_tclsh+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else

if test x"${with_tclinclude}" != x ; then
  if test -f ${with_tclinclude}/tclsh ; then
    ac_cv_path_tclsh=`(cd ${with_tclinclude}; pwd)`
  elif test -f ${with_tclinclude}/src/tclsh ; then
    ac_cv_path_tclsh=`(cd ${with_tclinclude}/src; pwd)`
  else
    { { echo "$as_me:$LINENO: error: ${with_tclinclude} directory doesn't contain tclsh" >&5
echo "$as_me: error: ${with_tclinclude} directory doesn't contain tclsh" >&2;}
   { (exit 1); exit 1; }; }
  fi
fi

if test x"${ac_cv_path_tclsh}" = x ; then
  echo "$as_me:$LINENO: result: none" >&5
echo "${ECHO_T}none" >&6
  for ac_prog in tclsh8.4 tclsh8.4.8 tclsh8.4.7 tclsh8.4.6 tclsh8.4.5 tclsh8.4.4 tclsh8.4.3 tclsh8.4.2 tclsh8.4.1 tclsh8.4.0 tclsh8.3 tclsh8.3.5 tclsh8.3.4 tclsh8.3.3 tclsh8.3.2 tclsh8.3.1 tclsh8.3.0 tclsh
do
  # Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_TCLSH+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $TCLSH in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_TCLSH="$TCLSH" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_TCLSH="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  ;;
esac
fi
TCLSH=$ac_cv_path_TCLSH

if test -n "$TCLSH"; then
  echo "$as_me:$LINENO: result: $TCLSH" >&5
echo "${ECHO_T}$TCLSH" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

  test -n "$TCLSH" && break
done

  if test x"${TCLSH}" = x ; then
    ac_cv_path_tclsh='';
  else
    ac_cv_path_tclsh="${TCLSH}";
  fi
else
  echo "$as_me:$LINENO: result: ${ac_cv_path_tclsh}" >&5
echo "${ECHO_T}${ac_cv_path_tclsh}" >&6
  TCLSH="${ac_cv_path_tclsh}"

fi

fi

# Extract the first word of "zip", so it can be a program name with args.
set dummy zip; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_ZIP+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $ZIP in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_ZIP="$ZIP" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_ZIP="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_ZIP" && ac_cv_path_ZIP="true zip"
  ;;
esac
fi
ZIP=$ac_cv_path_ZIP

if test -n "$ZIP"; then
  echo "$as_me:$LINENO: result: $ZIP" >&5
echo "${ECHO_T}$ZIP" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi


echo "$as_me:$LINENO: checking for compiler -Wl,-R<path> option" >&5
echo $ECHO_N "checking for compiler -Wl,-R<path> option... $ECHO_C" >&6
if test "${llvm_cv_link_use_r+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
   ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu

  oldcflags="$CFLAGS"
  CFLAGS="$CFLAGS -Wl,-R."
  cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h.  */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h.  */

int
main ()
{
int main() { return 0; }
  ;
  return 0;
}
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
  (eval $ac_link) 2>conftest.er1
  ac_status=$?
  grep -v '^ *+' conftest.er1 >conftest.err
  rm -f conftest.er1
  cat conftest.err >&5
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } &&
	 { ac_try='test -z "$ac_c_werror_flag"
			 || test ! -s conftest.err'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; } &&
	 { ac_try='test -s conftest$ac_exeext'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  llvm_cv_link_use_r=yes
else
  echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5

llvm_cv_link_use_r=no
fi
rm -f conftest.err conftest.$ac_objext \
      conftest$ac_exeext conftest.$ac_ext
  CFLAGS="$oldcflags"
  ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu


fi
echo "$as_me:$LINENO: result: $llvm_cv_link_use_r" >&5
echo "${ECHO_T}$llvm_cv_link_use_r" >&6
if test "$llvm_cv_link_use_r" = yes ; then

cat >>confdefs.h <<\_ACEOF
#define HAVE_LINK_R 1
_ACEOF

  fi




echo "$as_me:$LINENO: checking for an ANSI C-conforming const" >&5
echo $ECHO_N "checking for an ANSI C-conforming const... $ECHO_C" >&6
if test "${ac_cv_c_const+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h.  */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h.  */

int
main ()
{
/* FIXME: Include the comments suggested by Paul. */
#ifndef __cplusplus
  /* 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;
  }
#endif

  ;
  return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
  (eval $ac_compile) 2>conftest.er1
  ac_status=$?
  grep -v '^ *+' conftest.er1 >conftest.err
  rm -f conftest.er1
  cat conftest.err >&5
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } &&
	 { ac_try='test -z "$ac_c_werror_flag"
			 || test ! -s conftest.err'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; } &&
	 { ac_try='test -s conftest.$ac_objext'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  ac_cv_c_const=yes
else
  echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5

ac_cv_c_const=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
echo "$as_me:$LINENO: result: $ac_cv_c_const" >&5
echo "${ECHO_T}$ac_cv_c_const" >&6
if test $ac_cv_c_const = no; then

cat >>confdefs.h <<\_ACEOF
#define const
_ACEOF

fi


echo "$as_me:$LINENO: checking for egrep" >&5
echo $ECHO_N "checking for egrep... $ECHO_C" >&6
if test "${ac_cv_prog_egrep+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  if echo a | (grep -E '(a|b)') >/dev/null 2>&1
    then ac_cv_prog_egrep='grep -E'
    else ac_cv_prog_egrep='egrep'
    fi
fi
echo "$as_me:$LINENO: result: $ac_cv_prog_egrep" >&5
echo "${ECHO_T}$ac_cv_prog_egrep" >&6
 EGREP=$ac_cv_prog_egrep


echo "$as_me:$LINENO: checking for ANSI C header files" >&5
echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
if test "${ac_cv_header_stdc+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h.  */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h.  */
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <float.h>

int
main ()
{

  ;
  return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
  (eval $ac_compile) 2>conftest.er1
  ac_status=$?
  grep -v '^ *+' conftest.er1 >conftest.err
  rm -f conftest.er1
  cat conftest.err >&5
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } &&
	 { ac_try='test -z "$ac_c_werror_flag"
			 || test ! -s conftest.err'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; } &&
	 { ac_try='test -s conftest.$ac_objext'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  ac_cv_header_stdc=yes
else
  echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5

ac_cv_header_stdc=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext

if test $ac_cv_header_stdc = yes; then
  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
  cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h.  */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h.  */
#include <string.h>

_ACEOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  $EGREP "memchr" >/dev/null 2>&1; then
  :
else
  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 <<_ACEOF
/* confdefs.h.  */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h.  */
#include <stdlib.h>

_ACEOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  $EGREP "free" >/dev/null 2>&1; then
  :
else
  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.$ac_ext <<_ACEOF
/* confdefs.h.  */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h.  */
#include <ctype.h>
#if ((' ' & 0x0FF) == 0x020)
# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
#else
# define ISLOWER(c) \
		   (('a' <= (c) && (c) <= 'i') \
		     || ('j' <= (c) && (c) <= 'r') \
		     || ('s' <= (c) && (c) <= 'z'))
# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
#endif

#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);
}
_ACEOF
rm -f conftest$ac_exeext
if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
  (eval $ac_link) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  :
else
  echo "$as_me: program exited with status $ac_status" >&5
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5

( exit $ac_status )
ac_cv_header_stdc=no
fi
rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
fi
fi
fi
echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
echo "${ECHO_T}$ac_cv_header_stdc" >&6
if test $ac_cv_header_stdc = yes; then

cat >>confdefs.h <<\_ACEOF
#define STDC_HEADERS 1
_ACEOF

fi






ac_header_dirent=no
for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h; do
  as_ac_Header=`echo "ac_cv_header_dirent_$ac_hdr" | $as_tr_sh`
echo "$as_me:$LINENO: checking for $ac_hdr that defines DIR" >&5
echo $ECHO_N "checking for $ac_hdr that defines DIR... $ECHO_C" >&6
if eval "test \"\${$as_ac_Header+set}\" = set"; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h.  */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h.  */
#include <sys/types.h>
#include <$ac_hdr>

int
main ()
{
if ((DIR *) 0)
return 0;
  ;
  return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
  (eval $ac_compile) 2>conftest.er1
  ac_status=$?
  grep -v '^ *+' conftest.er1 >conftest.err
  rm -f conftest.er1
  cat conftest.err >&5
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } &&
	 { ac_try='test -z "$ac_c_werror_flag"
			 || test ! -s conftest.err'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5