+ echo "$ac_t""no" 1>&6
+ { echo "configure: error: You need a make-utility that is able to use the variable
+VPATH correctly.
+If your version of make does not support VPATH correctly" 1>&2; exit 1; }
+fi
+
+for ac_prog in 'bison -y' byacc
+do
+# Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:3114: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_YACC'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ if test -n "$YACC"; then
+ ac_cv_prog_YACC="$YACC" # Let the user override the test.
+else
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
+ ac_dummy="$PATH"
+ for ac_dir in $ac_dummy; do
+ test -z "$ac_dir" && ac_dir=.
+ if test -f $ac_dir/$ac_word; then
+ ac_cv_prog_YACC="$ac_prog"
+ break
+ fi
+ done
+ IFS="$ac_save_ifs"
+fi
+fi
+YACC="$ac_cv_prog_YACC"
+if test -n "$YACC"; then
+ echo "$ac_t""$YACC" 1>&6
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+test -n "$YACC" && break
+done
+test -n "$YACC" || YACC="yacc"
+
+
+missing_dir=`cd $ac_aux_dir && pwd`
+for ac_prog in flex lex
+do
+# Extract the first word of "$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:3151: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ if test -n "$LEX"; then
+ ac_cv_prog_LEX="$LEX" # Let the user override the test.
+else
+ IFS="${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_LEX="$ac_prog"
+ break
+ fi
+ done
+ IFS="$ac_save_ifs"
+fi
+fi
+LEX="$ac_cv_prog_LEX"
+if test -n "$LEX"; then
+ echo "$ac_t""$LEX" 1>&6
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+test -n "$LEX" && break
+done
+test -n "$LEX" || LEX=""$missing_dir/missing flex""
+
+# Extract the first word of "flex", so it can be a program name with args.
+set dummy flex; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:3184: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ if test -n "$LEX"; then
+ ac_cv_prog_LEX="$LEX" # Let the user override the test.
+else
+ IFS="${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_LEX="flex"
+ break
+ fi
+ done
+ IFS="$ac_save_ifs"
+ test -z "$ac_cv_prog_LEX" && ac_cv_prog_LEX="lex"
+fi
+fi
+LEX="$ac_cv_prog_LEX"
+if test -n "$LEX"; then
+ echo "$ac_t""$LEX" 1>&6
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+if test -z "$LEXLIB"
+then
+ case "$LEX" in
+ flex*) ac_lib=fl ;;
+ *) ac_lib=l ;;
+ esac
+ echo $ac_n "checking for yywrap in -l$ac_lib""... $ac_c" 1>&6
+echo "configure:3218: checking for yywrap in -l$ac_lib" >&5
+ac_lib_var=`echo $ac_lib'_'yywrap | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-l$ac_lib $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 3226 "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 yywrap();
+
+int main() {
+yywrap()
+; return 0; }
+EOF
+if { (eval echo configure:3237: \"$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 "$ac_t""yes" 1>&6
+ LEXLIB="-l$ac_lib"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+fi
+
+echo $ac_n "checking lex output file root""... $ac_c" 1>&6
+echo "configure:3260: checking lex output file root" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_lex_root'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ # The minimal lex program is just a single line: %%. But some broken lexes
+# (Solaris, I think it was) want two %% lines, so accommodate them.
+echo '%%
+%%' | $LEX
+if test -f lex.yy.c; then
+ ac_cv_prog_lex_root=lex.yy
+elif test -f lexyy.c; then
+ ac_cv_prog_lex_root=lexyy
+else
+ { echo "configure: error: cannot find output from $LEX; giving up" 1>&2; exit 1; }
+fi
+fi
+
+echo "$ac_t""$ac_cv_prog_lex_root" 1>&6
+LEX_OUTPUT_ROOT=$ac_cv_prog_lex_root
+
+echo $ac_n "checking whether yytext is a pointer""... $ac_c" 1>&6
+echo "configure:3281: checking whether yytext is a pointer" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_lex_yytext_pointer'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ # POSIX says lex can declare yytext either as a pointer or an array; the
+# default is implementation-dependent. Figure out which it is, since
+# not all implementations provide the %pointer and %array declarations.
+ac_cv_prog_lex_yytext_pointer=no
+echo 'extern char *yytext;' >>$LEX_OUTPUT_ROOT.c
+ac_save_LIBS="$LIBS"
+LIBS="$LIBS $LEXLIB"
+cat > conftest.$ac_ext <<EOF
+#line 3293 "configure"
+#include "confdefs.h"
+`cat $LEX_OUTPUT_ROOT.c`
+int main() {
+
+; return 0; }
+EOF
+if { (eval echo configure:3300: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ac_cv_prog_lex_yytext_pointer=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+rm -f "${LEX_OUTPUT_ROOT}.c"
+
+fi
+
+echo "$ac_t""$ac_cv_prog_lex_yytext_pointer" 1>&6
+if test $ac_cv_prog_lex_yytext_pointer = yes; then
+ cat >> confdefs.h <<\EOF
+#define YYTEXT_POINTER 1
+EOF
+
+fi
+
+
+# Check whether --enable-static or --disable-static was given.
+if test "${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=no
+fi
+
+# 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=yes
+fi
+
+echo $ac_n "checking build system type""... $ac_c" 1>&6
+echo "configure:3369: checking build system type" >&5
+
+build_alias=$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""... $ac_c" 1>&6
+echo "configure:3398: checking for ld used by GCC" >&5
+ ac_prog=`($CC -print-prog-name=ld) 2>&5`
+ case "$ac_prog" in
+ # Accept absolute paths.
+ /* | [A-Za-z]:/*)
+ # Canonicalize the path of ld
+ re_direlt='/[^/][^/]*/\.\./'
+ sub_uncdrive='s%^\([A-Za-z]\):/%//\1/%'
+ while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
+ ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
+ done
+ case "$host_os" in
+ cygwin*)
+ # Convert to a UNC path for cygwin
+ test -z "$LD" && LD=`echo X$ac_prog | $Xsed -e "$sub_uncdrive"`
+ ;;
+ *)
+ test -z "$LD" && LD="$ac_prog"
+ ;;
+ esac
+ ;;
+ ##
+ ## FIXME: The code fails later on if we try to use an $LD with
+ ## '\\' path separators.
+ ##
+ [A-Za-z]:[\\]*)
+ # Canonicalize the path of ld
+ re_direlt='\\[^\\][^\\]*\\\.\.\(\\\)'
+ sub_uncdrive='s%^\([A-Za-z]\):\\%//\1/%'
+ sub_uncdir='s%\\%/%g'
+ while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
+ ac_prog=`echo $ac_prog| sed "s%$re_direlt%\1%"`
+ done
+ case "$host_os" in
+ cygwin*)
+ # Convert to a UNC path for cygwin
+ test -z "$LD" && LD=`echo X$ac_prog | sed -e 's%^X%%' -e "$sub_uncdrive" -e "$sub_uncdir"`
+ ;;
+ *)
+ test -z "$LD" && LD="$ac_prog"
+ ;;
+ esac
+ ;;
+ "")
+ # If it fails, then pretend we aren't using GCC.
+ ac_prog=ld
+ ;;
+ *)
+ # If it is relative, then search for the first ld in PATH.
+ with_gnu_ld=unknown
+ ;;
+ esac
+elif test "$with_gnu_ld" = yes; then
+ echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
+echo "configure:3452: checking for GNU ld" >&5
+else
+ echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
+echo "configure:3455: checking for non-GNU ld" >&5
+fi
+if eval "test \"`echo '$''{'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}:"
+ for ac_dir in $PATH; do
+ test -z "$ac_dir" && ac_dir=.
+ if test -f "$ac_dir/$ac_prog"; 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""... $ac_c" 1>&6
+echo "configure:3491: checking if the linker ($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""... $ac_c" 1>&6
+echo "configure:3507: checking for BSD-compatible nm" >&5
+if eval "test \"`echo '$''{'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}:"
+ for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do
+ test -z "$ac_dir" && ac_dir=.
+ if test -f $ac_dir/nm; then
+ # Check to see if the nm accepts a BSD-compat flag.
+ # Adding the `sed 1q' prevents false positives on HP-UX, which says:
+ # nm: unknown option "B" ignored
+ if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
+ ac_cv_path_NM="$ac_dir/nm -B"
+ elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
+ ac_cv_path_NM="$ac_dir/nm -p"
+ else
+ ac_cv_path_NM="$ac_dir/nm"
+ fi
+ break
+ 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 command to grab the raw symbol name followed by C symbol from nm.
+echo $ac_n "checking command to parse $NM output""... $ac_c" 1>&6
+echo "configure:3543: checking command to parse $NM output" >&5
+if eval "test \"`echo '$''{'ac_cv_sys_global_symbol_pipe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ # These are sane defaults that work on at least a few old systems.
+# {They come from Ultrix. What could be older than Ultrix?!! ;)}
+
+# Character class describing NM global symbol codes.
+ac_symcode='[BCDEGRSTU]'
+
+# Regexp to match symbols that can be accessed directly from C.
+ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
+
+# Transform the above into a raw symbol and a C symbol.
+ac_symxfrm='\1 \1'
+
+# Define system-specific variables.
+case "$host_os" in
+aix*)
+ ac_symcode='[BCDTU]'
+ ;;
+sunos* | cygwin32* | mingw32*)
+ ac_sympat='_\([_A-Za-z][_A-Za-z0-9]*\)'
+ ac_symxfrm='_\1 \1'
+ ;;
+irix*)
+ # Cannot use undefined symbols on IRIX because inlined functions mess us up.
+ ac_symcode='[BCDEGRST]'
+ ;;
+solaris*)
+ ac_symcode='[BDTU]'
+ ;;
+esac
+
+# If we're using GNU nm, then use its standard symbol codes.
+if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
+ ac_symcode='[ABCDGISTUW]'
+fi
+
+case "$host_os" in
+cygwin32* | mingw32*)
+ # We do not want undefined symbols on cygwin32. The user must
+ # arrange to define them via -l arguments.
+ ac_symcode='[ABCDGISTW]'
+ ;;
+esac
+
+# Write the raw and C identifiers.
+ac_cv_sys_global_symbol_pipe="sed -n -e 's/^.* $ac_symcode $ac_sympat$/$ac_symxfrm/p'"
+
+# Check to see that the pipe works correctly.
+ac_pipe_works=no
+cat > conftest.$ac_ext <<EOF
+#ifdef __cplusplus
+extern "C" {
+#endif
+char nm_test_var;
+void nm_test_func(){}
+#ifdef __cplusplus
+}
+#endif
+int main(){nm_test_var='a';nm_test_func;return 0;}
+EOF
+if { (eval echo configure:3606: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ # Now try to grab the symbols.
+ ac_nlist=conftest.nm
+ if { (eval echo configure:3609: \"$NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist\") 1>&5; (eval $NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) 2>&5; } && test -s "$ac_nlist"; then
+
+ # Try sorting and uniquifying the output.
+ if sort "$ac_nlist" | uniq > "$ac_nlist"T; then
+ mv -f "$ac_nlist"T "$ac_nlist"
+ ac_wcout=`wc "$ac_nlist" 2>/dev/null`
+ ac_count=`echo "X$ac_wcout" | sed -e 's,^X,,' -e 's/^[ ]*\([0-9][0-9]*\).*$/\1/'`
+ (test "$ac_count" -ge 0) 2>/dev/null || ac_count=-1
+ else
+ rm -f "$ac_nlist"T
+ ac_count=-1
+ fi
+
+ # Make sure that we snagged all the symbols we need.
+ if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then
+ if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then
+ cat <<EOF > conftest.c
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+EOF
+ # Now generate the symbol file.
+ sed 's/^.* \(.*\)$/extern char \1;/' < "$ac_nlist" >> conftest.c
+
+ cat <<EOF >> conftest.c
+#if defined (__STDC__) && __STDC__
+# define __ptr_t void *
+#else
+# define __ptr_t char *