ac_ext=cac_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_gnuif test -n "$ac_tool_prefix"; then  # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.set dummy ${ac_tool_prefix}gcc; ac_word=$2echo "$as_me:$LINENO: checking for $ac_word" >&5echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6if test "${ac_cv_prog_CC+set}" = set; then  echo $ECHO_N "(cached) $ECHO_C" >&6else  if test -n "$CC"; then  ac_cv_prog_CC="$CC" # Let the user override the test.elseas_save_IFS=$IFS; IFS=$PATH_SEPARATORfor as_dir in $PATHdo  IFS=$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_prog_CC="${ac_tool_prefix}gcc"    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5    break 2  fidonedonefifiCC=$ac_cv_prog_CCif test -n "$CC"; then  echo "$as_me:$LINENO: result: $CC" >&5echo "${ECHO_T}$CC" >&6else  echo "$as_me:$LINENO: result: no" >&5echo "${ECHO_T}no" >&6fifiif test -z "$ac_cv_prog_CC"; then  ac_ct_CC=$CC  # Extract the first word of "gcc", so it can be a program name with args.set dummy gcc; ac_word=$2echo "$as_me:$LINENO: checking for $ac_word" >&5echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6if test "${ac_cv_prog_ac_ct_CC+set}" = set; then  echo $ECHO_N "(cached) $ECHO_C" >&6else  if test -n "$ac_ct_CC"; then  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.elseas_save_IFS=$IFS; IFS=$PATH_SEPARATORfor as_dir in $PATHdo  IFS=$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_prog_ac_ct_CC="gcc"    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5    break 2  fidonedonefifiac_ct_CC=$ac_cv_prog_ac_ct_CCif test -n "$ac_ct_CC"; then  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5echo "${ECHO_T}$ac_ct_CC" >&6else  echo "$as_me:$LINENO: result: no" >&5echo "${ECHO_T}no" >&6fi  CC=$ac_ct_CCelse  CC="$ac_cv_prog_CC"fiif test -z "$CC"; then  if test -n "$ac_tool_prefix"; then  # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.set dummy ${ac_tool_prefix}cc; ac_word=$2echo "$as_me:$LINENO: checking for $ac_word" >&5echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6if test "${ac_cv_prog_CC+set}" = set; then  echo $ECHO_N "(cached) $ECHO_C" >&6else  if test -n "$CC"; then  ac_cv_prog_CC="$CC" # Let the user override the test.elseas_save_IFS=$IFS; IFS=$PATH_SEPARATORfor as_dir in $PATHdo  IFS=$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_prog_CC="${ac_tool_prefix}cc"    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5    break 2  fidonedonefifiCC=$ac_cv_prog_CCif test -n "$CC"; then  echo "$as_me:$LINENO: result: $CC" >&5echo "${ECHO_T}$CC" >&6else  echo "$as_me:$LINENO: result: no" >&5echo "${ECHO_T}no" >&6fifiif test -z "$ac_cv_prog_CC"; then  ac_ct_CC=$CC  # Extract the first word of "cc", so it can be a program name with args.set dummy cc; ac_word=$2echo "$as_me:$LINENO: checking for $ac_word" >&5echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6if test "${ac_cv_prog_ac_ct_CC+set}" = set; then  echo $ECHO_N "(cached) $ECHO_C" >&6else  if test -n "$ac_ct_CC"; then  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.elseas_save_IFS=$IFS; IFS=$PATH_SEPARATORfor as_dir in $PATHdo  IFS=$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_prog_ac_ct_CC="cc"    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5    break 2  fidonedonefifiac_ct_CC=$ac_cv_prog_ac_ct_CCif test -n "$ac_ct_CC"; then  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5echo "${ECHO_T}$ac_ct_CC" >&6else  echo "$as_me:$LINENO: result: no" >&5echo "${ECHO_T}no" >&6fi  CC=$ac_ct_CCelse  CC="$ac_cv_prog_CC"fifiif test -z "$CC"; then  # Extract the first word of "cc", so it can be a program name with args.set dummy cc; ac_word=$2echo "$as_me:$LINENO: checking for $ac_word" >&5echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6if test "${ac_cv_prog_CC+set}" = set; then  echo $ECHO_N "(cached) $ECHO_C" >&6else  if test -n "$CC"; then  ac_cv_prog_CC="$CC" # Let the user override the test.else  ac_prog_rejected=noas_save_IFS=$IFS; IFS=$PATH_SEPARATORfor as_dir in $PATHdo  IFS=$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    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then       ac_prog_rejected=yes       continue     fi    ac_cv_prog_CC="cc"    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5    break 2  fidonedoneif 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 $# != 0; then    # We chose a different compiler from the bogus one.    # However, it has the same basename, so the bogon will be chosen    # first if we set CC to just the basename; use the full file name.    shift    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"  fifififiCC=$ac_cv_prog_CCif test -n "$CC"; then  echo "$as_me:$LINENO: result: $CC" >&5echo "${ECHO_T}$CC" >&6else  echo "$as_me:$LINENO: result: no" >&5echo "${ECHO_T}no" >&6fifiif test -z "$CC"; then  if test -n "$ac_tool_prefix"; then  for ac_prog in cl  do    # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.set dummy $ac_tool_prefix$ac_prog; ac_word=$2echo "$as_me:$LINENO: checking for $ac_word" >&5echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6if test "${ac_cv_prog_CC+set}" = set; then  echo $ECHO_N "(cached) $ECHO_C" >&6else  if test -n "$CC"; then  ac_cv_prog_CC="$CC" # Let the user override the test.elseas_save_IFS=$IFS; IFS=$PATH_SEPARATORfor as_dir in $PATHdo  IFS=$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_prog_CC="$ac_tool_prefix$ac_prog"    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5    break 2  fidonedonefifiCC=$ac_cv_prog_CCif test -n "$CC"; then  echo "$as_me:$LINENO: result: $CC" >&5echo "${ECHO_T}$CC" >&6else  echo "$as_me:$LINENO: result: no" >&5echo "${ECHO_T}no" >&6fi    test -n "$CC" && break  donefiif test -z "$CC"; then  ac_ct_CC=$CC  for ac_prog in cldo  # Extract the first word of "$ac_prog", so it can be a program name with args.set dummy $ac_prog; ac_word=$2echo "$as_me:$LINENO: checking for $ac_word" >&5echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6if test "${ac_cv_prog_ac_ct_CC+set}" = set; then  echo $ECHO_N "(cached) $ECHO_C" >&6else  if test -n "$ac_ct_CC"; then  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.elseas_save_IFS=$IFS; IFS=$PATH_SEPARATORfor as_dir in $PATHdo  IFS=$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_prog_ac_ct_CC="$ac_prog"    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5    break 2  fidonedonefifiac_ct_CC=$ac_cv_prog_ac_ct_CCif test -n "$ac_ct_CC"; then  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5echo "${ECHO_T}$ac_ct_CC" >&6else  echo "$as_me:$LINENO: result: no" >&5echo "${ECHO_T}no" >&6fi  test -n "$ac_ct_CC" && breakdone  CC=$ac_ct_CCfifitest -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATHSee \`config.log' for more details." >&5echo "$as_me: error: no acceptable C compiler found in \$PATHSee \`config.log' for more details." >&2;}   { (exit 1); exit 1; }; }# Provide some information about the compiler.echo "$as_me:$LINENO:" \     "checking for C compiler version" >&5ac_compiler=`set X $ac_compile; echo $2`{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5  (eval $ac_compiler --version </dev/null >&5) 2>&5  ac_status=$?  echo "$as_me:$LINENO: \$? = $ac_status" >&5  (exit $ac_status); }{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5  (eval $ac_compiler -v </dev/null >&5) 2>&5  ac_status=$?  echo "$as_me:$LINENO: \$? = $ac_status" >&5  (exit $ac_status); }{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5  (eval $ac_compiler -V </dev/null >&5) 2>&5  ac_status=$?  echo "$as_me:$LINENO: \$? = $ac_status" >&5  (exit $ac_status); }cat >conftest.$ac_ext <<_ACEOF#line $LINENO "configure"/* confdefs.h.  */_ACEOFcat confdefs.h >>conftest.$ac_extcat >>conftest.$ac_ext <<_ACEOF/* end confdefs.h.  */intmain (){  ;  return 0;}_ACEOFac_clean_files_save=$ac_clean_filesac_clean_files="$ac_clean_files a.out a.exe b.out"# Try to create an executable without -o first, disregard a.out.# It will help us diagnose broken compilers, and finding out an intuition# of exeext.echo "$as_me:$LINENO: checking for C compiler default output" >&5echo $ECHO_N "checking for C compiler default output... $ECHO_C" >&6ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5  (eval $ac_link_default) 2>&5  ac_status=$?  echo "$as_me:$LINENO: \$? = $ac_status" >&5  (exit $ac_status); }; then  # Find the output, starting from the most likely.  This scheme is# not robust to junk in `.', hence go to wildcards (a.*) only as a last# resort.# Be careful to initialize this variable, since it used to be cached.# Otherwise an old cache value of `no' led to `EXEEXT = no' in a Makefile.ac_cv_exeext=# b.out is created by i960 compilers.for ac_file in a_out.exe a.exe conftest.exe a.out conftest a.* conftest.* b.outdo  test -f "$ac_file" || continue  case $ac_file in    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj )        ;;    conftest.$ac_ext )        # This is the source file.        ;;    [ab].out )        # We found the default executable, but exeext='' is most        # certainly right.        break;;    *.* )        ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`        # FIXME: I believe we export ac_cv_exeext for Libtool,        # but it would be cool to find out if it's true.  Does anybody        # maintain Libtool? --akim.        export ac_cv_exeext        break;;    * )        break;;  esacdoneelse  echo "$as_me: failed program was:" >&5sed 's/^/| /' conftest.$ac_ext >&5{ { echo "$as_me:$LINENO: error: C compiler cannot create executablesSee \`config.log' for more details." >&5echo "$as_me: error: C compiler cannot create executablesSee \`config.log' for more details." >&2;}   { (exit 77); exit 77; }; }fiac_exeext=$ac_cv_exeextecho "$as_me:$LINENO: result: $ac_file" >&5echo "${ECHO_T}$ac_file" >&6# Check the compiler produces executables we can run.  If not, either# the compiler is broken, or we cross compile.echo "$as_me:$LINENO: checking whether the C compiler works" >&5echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6# FIXME: These cross compiler hacks should be removed for Autoconf 3.0# If not cross compiling, check that we can run a simple program.if test "$cross_compiling" != yes; then  if { ac_try='./$ac_file'  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5  (eval $ac_try) 2>&5  ac_status=$?  echo "$as_me:$LINENO: \$? = $ac_status" >&5  (exit $ac_status); }; }; then    cross_compiling=no  else    if test "$cross_compiling" = maybe; then	cross_compiling=yes    else	{ { echo "$as_me:$LINENO: error: cannot run C compiled programs.If you meant to cross compile, use \`--host'.See \`config.log' for more details." >&5