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=..  fielse  ac_srcdir_defaulted=nofiif 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 $srcdir" 1>&2; exit 1; }  fifisrcdir=`echo "${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"  fififor ac_site_file in $CONFIG_SITE; do  if test -r "$ac_site_file"; then    echo "loading site script $ac_site_file"    . "$ac_site_file"  fidoneif test -r "$cache_file"; then  echo "loading cache $cache_file"  . $cache_fileelse  echo "creating cache $cache_file"  > $cache_filefiac_ext=c# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.ac_cpp='$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_crossac_exeext=ac_objext=oif (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=  fielse  ac_n= ac_c='\c' ac_t=fiSO_NAME=4SO_VERSION=4.0.0# Extract the first word of "gcc", so it can be a program name with args.set dummy gcc; ac_word=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:533: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  if test -n "$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="$ac_save_ifs"fifiCC="$ac_cv_prog_CC"if test -n "$CC"; then  echo "$ac_t""$CC" 1>&6else  echo "$ac_t""no" 1>&6fiif test -z "$CC"; then  # Extract the first word of "cc", so it can be a program name with args.set dummy cc; ac_word=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:563: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  if test -n "$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="$@"  fifififiCC="$ac_cv_prog_CC"if test -n "$CC"; then  echo "$ac_t""$CC" 1>&6else  echo "$ac_t""no" 1>&6fi  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=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:614: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  if test -n "$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="$ac_save_ifs"fifiCC="$ac_cv_prog_CC"if test -n "$CC"; then  echo "$ac_t""$CC" 1>&6else  echo "$ac_t""no" 1>&6fi ;;    esac  fi  test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }fiecho $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6echo "configure:646: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5ac_ext=c# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.ac_cpp='$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_crosscat > conftest.$ac_ext << EOF#line 657 "configure"#include "confdefs.h"main(){return(0);}EOFif { (eval echo configure:662: \"$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  fielse  echo "configure: failed program was:" >&5  cat conftest.$ac_ext >&5  ac_cv_prog_cc_works=nofirm -fr conftest*ac_ext=c# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.ac_cpp='$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_crossecho "$ac_t""$ac_cv_prog_cc_works" 1>&6if test $ac_cv_prog_cc_works = no; then  { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }fiecho $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6echo "configure:688: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6cross_compiling=$ac_cv_prog_cc_crossecho $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6echo "configure:693: checking whether we are using GNU C" >&5if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  cat > conftest.c <<EOF#ifdef __GNUC__  yes;#endifEOFif { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:702: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then  ac_cv_prog_gcc=yeselse  ac_cv_prog_gcc=nofifiecho "$ac_t""$ac_cv_prog_gcc" 1>&6if test $ac_cv_prog_gcc = yes; then  GCC=yeselse  GCC=fiac_test_CFLAGS="${CFLAGS+set}"ac_save_CFLAGS="$CFLAGS"CFLAGS=echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6echo "configure:721: checking whether ${CC-cc} accepts -g" >&5if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  echo 'void f(){}' > conftest.cif test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then  ac_cv_prog_cc_g=yeselse  ac_cv_prog_cc_g=nofirm -f conftest*fiecho "$ac_t""$ac_cv_prog_cc_g" 1>&6if 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"  fielse  if test "$GCC" = yes; then    CFLAGS="-O2"  else    CFLAGS=  fifiif test $GCC != "yes"then        { echo "configure: error: Need GNU C compiler" 1>&2; exit 1; }fiecho $ac_n "checking for malloc in -lc""... $ac_c" 1>&6echo "configure:757: checking for malloc in -lc" >&5ac_lib_var=`echo c'_'malloc | sed 'y%./+-%__p_%'`if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  ac_save_LIBS="$LIBS"LIBS="-lc  $LIBS"cat > conftest.$ac_ext <<EOF#line 765 "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 malloc();int main() {malloc(); return 0; }EOFif { (eval echo configure:776: \"$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_$ac_lib_var=no"firm -f conftest*LIBS="$ac_save_LIBS"fiif eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then  echo "$ac_t""yes" 1>&6    ac_tr_lib=HAVE_LIB`echo c | sed -e 's/[^a-zA-Z0-9_]/_/g' \    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`  cat >> confdefs.h <<EOF#define $ac_tr_lib 1EOF  LIBS="-lc $LIBS"else  echo "$ac_t""no" 1>&6fiecho $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6echo "configure:805: checking how to run the C preprocessor" >&5# On Suns, sometimes $CPP names a directory.if test -n "$CPP" && test -d "$CPP"; then  CPP=fiif test -z "$CPP"; thenif eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else    # This must be in double quotes, not single quotes, because CPP may get  # substituted into the Makefile and "${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 820 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:826: \"$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.$ac_ext <<EOF#line 837 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:843: \"$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.$ac_ext <<EOF#line 854 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:860: \"$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.$ac_ext >&5  rm -rf conftest*  CPP=/lib/cppfirm -f conftest*firm -f conftest*firm -f conftest*  ac_cv_prog_CPP="$CPP"fi  CPP="$ac_cv_prog_CPP"else  ac_cv_prog_CPP="$CPP"fiecho "$ac_t""$CPP" 1>&6for ac_hdr in string.hdoac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6echo "configure:888: checking for $ac_hdr" >&5if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then  echo $ac_n "(cached) $ac_c" 1>&6else  cat > conftest.$ac_ext <<EOF#line 893 "configure"#include "confdefs.h"#include <$ac_hdr>EOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:898: \"$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_$ac_safe=no"firm -f conftest*fiif eval "test \"`echo '$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