configure: do not require Bison or Flex

This isn't required because we also checkin the generated files.  A
more complete fix might also allow the user to force regeneration but
I didn't bother here.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
Committed-by: Ian Jackson <ian.jackson@eu.citrix.com>

2 files changed, 265 insertions, 377 deletions

diff --git a/tools/configure b/tools/configure
index 5c0a314ec9..648750a30a 100755
--- a/tools/configure
+++ b/tools/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.68 for Xen Hypervisor 4.2.
+# Generated by GNU Autoconf 2.67 for Xen Hypervisor 4.2.
 #
 # Report bugs to <xen-devel@lists.xensource.com>.
 #
@@ -91,7 +91,6 @@ fi
 IFS=" ""	$as_nl"
 
 # Find who we are.  Look in the path if we contain no directory separator.
-as_myself=
 case $0 in #((
   *[\\/]* ) as_myself=$0 ;;
   *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -217,18 +216,11 @@ IFS=$as_save_IFS
   # We cannot yet assume a decent shell, so we have to provide a
 	# neutralization value for shells without unset; and this also
 	# works around shells that cannot unset nonexistent variables.
-	# Preserve -v and -x to the replacement shell.
 	BASH_ENV=/dev/null
 	ENV=/dev/null
 	(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
 	export CONFIG_SHELL
-	case $- in # ((((
-	  *v*x* | *x*v* ) as_opts=-vx ;;
-	  *v* ) as_opts=-v ;;
-	  *x* ) as_opts=-x ;;
-	  * ) as_opts= ;;
-	esac
-	exec "$CONFIG_SHELL" $as_opts "$as_myself" ${1+"$@"}
+	exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"}
 fi
 
     if test x$as_have_required = xno; then :
@@ -1163,7 +1155,7 @@ Try \`$0 --help' for more information"
     $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
       $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
-    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
+    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
     ;;
 
   esac
@@ -1484,7 +1476,7 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 Xen Hypervisor configure 4.2
-generated by GNU Autoconf 2.68
+generated by GNU Autoconf 2.67
 
 Copyright (C) 2010 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
@@ -1530,7 +1522,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
 fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
   as_fn_set_status $ac_retval
 
 } # ac_fn_c_try_compile
@@ -1567,7 +1559,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
     ac_retval=1
 fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
   as_fn_set_status $ac_retval
 
 } # ac_fn_c_try_cpp
@@ -1580,10 +1572,10 @@ fi
 ac_fn_c_check_header_mongrel ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if eval \${$3+:} false; then :
+  if eval "test \"\${$3+set}\"" = set; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
+if eval "test \"\${$3+set}\"" = set; then :
   $as_echo_n "(cached) " >&6
 fi
 eval ac_res=\$$3
@@ -1650,7 +1642,7 @@ $as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
 esac
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
+if eval "test \"\${$3+set}\"" = set; then :
   $as_echo_n "(cached) " >&6
 else
   eval "$3=\$ac_header_compiler"
@@ -1659,7 +1651,7 @@ eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
 fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_header_mongrel
 
@@ -1700,7 +1692,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
        ac_retval=$ac_status
 fi
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
   as_fn_set_status $ac_retval
 
 } # ac_fn_c_try_run
@@ -1714,7 +1706,7 @@ ac_fn_c_check_header_compile ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
+if eval "test \"\${$3+set}\"" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -1732,7 +1724,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_header_compile
 
@@ -1777,65 +1769,11 @@ fi
   # interfere with the next link command; also delete a directory that is
   # left behind by Apple's compiler.  We do this before executing the actions.
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
   as_fn_set_status $ac_retval
 
 } # ac_fn_c_try_link
 
-# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
-# -------------------------------------------
-# Tests whether TYPE exists after having included INCLUDES, setting cache
-# variable VAR accordingly.
-ac_fn_c_check_type ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  eval "$3=no"
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-if (sizeof ($2))
-	 return 0;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-if (sizeof (($2)))
-	    return 0;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-
-else
-  eval "$3=yes"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_type
-
 # ac_fn_c_check_func LINENO FUNC VAR
 # ----------------------------------
 # Tests whether FUNC exists, setting the cache variable VAR accordingly
@@ -1844,7 +1782,7 @@ ac_fn_c_check_func ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
+if eval "test \"\${$3+set}\"" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -1899,10 +1837,64 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_func
 
+# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
+# -------------------------------------------
+# Tests whether TYPE exists after having included INCLUDES, setting cache
+# variable VAR accordingly.
+ac_fn_c_check_type ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval "test \"\${$3+set}\"" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  eval "$3=no"
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+if (sizeof ($2))
+	 return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+if (sizeof (($2)))
+	    return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+  eval "$3=yes"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+
+} # ac_fn_c_check_type
+
 # ac_fn_c_find_intX_t LINENO BITS VAR
 # -----------------------------------
 # Finds a signed integer type with width BITS, setting cache variable VAR
@@ -1912,7 +1904,7 @@ ac_fn_c_find_intX_t ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for int$2_t" >&5
 $as_echo_n "checking for int$2_t... " >&6; }
-if eval \${$3+:} false; then :
+if eval "test \"\${$3+set}\"" = set; then :
   $as_echo_n "(cached) " >&6
 else
   eval "$3=no"
@@ -1973,7 +1965,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_find_intX_t
 
@@ -1986,7 +1978,7 @@ ac_fn_c_check_member ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
 $as_echo_n "checking for $2.$3... " >&6; }
-if eval \${$4+:} false; then :
+if eval "test \"\${$4+set}\"" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -2030,7 +2022,7 @@ fi
 eval ac_res=\$$4
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_check_member
 
@@ -2043,7 +2035,7 @@ ac_fn_c_find_uintX_t ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for uint$2_t" >&5
 $as_echo_n "checking for uint$2_t... " >&6; }
-if eval \${$3+:} false; then :
+if eval "test \"\${$3+set}\"" = set; then :
   $as_echo_n "(cached) " >&6
 else
   eval "$3=no"
@@ -2083,7 +2075,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
 
 } # ac_fn_c_find_uintX_t
 cat >config.log <<_ACEOF
@@ -2091,7 +2083,7 @@ This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by Xen Hypervisor $as_me 4.2, which was
-generated by GNU Autoconf 2.68.  Invocation command line was
+generated by GNU Autoconf 2.67.  Invocation command line was
 
   $ $0 $@
 
@@ -2349,7 +2341,7 @@ $as_echo "$as_me: loading site script $ac_site_file" >&6;}
       || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
-See \`config.log' for more details" "$LINENO" 5; }
+See \`config.log' for more details" "$LINENO" 5 ; }
   fi
 done
 
@@ -2502,7 +2494,7 @@ if test -n "$ac_tool_prefix"; then
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -2542,7 +2534,7 @@ if test -z "$ac_cv_prog_CC"; then
 set dummy gcc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
@@ -2595,7 +2587,7 @@ if test -z "$CC"; then
 set dummy ${ac_tool_prefix}cc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -2635,7 +2627,7 @@ if test -z "$CC"; then
 set dummy cc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -2694,7 +2686,7 @@ if test -z "$CC"; then
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -2738,7 +2730,7 @@ do
 set dummy $ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
@@ -2793,7 +2785,7 @@ fi
 test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5; }
+See \`config.log' for more details" "$LINENO" 5 ; }
 
 # Provide some information about the compiler.
 $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
@@ -2908,7 +2900,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "C compiler cannot create executables
-See \`config.log' for more details" "$LINENO" 5; }
+See \`config.log' for more details" "$LINENO" 5 ; }
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
@@ -2951,7 +2943,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details" "$LINENO" 5; }
+See \`config.log' for more details" "$LINENO" 5 ; }
 fi
 rm -f conftest conftest$ac_cv_exeext
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
@@ -3010,7 +3002,7 @@ $as_echo "$ac_try_echo"; } >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
-See \`config.log' for more details" "$LINENO" 5; }
+See \`config.log' for more details" "$LINENO" 5 ; }
     fi
   fi
 fi
@@ -3021,7 +3013,7 @@ rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
 ac_clean_files=$ac_clean_files_save
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
 $as_echo_n "checking for suffix of object files... " >&6; }
-if ${ac_cv_objext+:} false; then :
+if test "${ac_cv_objext+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -3062,7 +3054,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
-See \`config.log' for more details" "$LINENO" 5; }
+See \`config.log' for more details" "$LINENO" 5 ; }
 fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
@@ -3072,7 +3064,7 @@ OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
 $as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if ${ac_cv_c_compiler_gnu+:} false; then :
+if test "${ac_cv_c_compiler_gnu+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -3109,7 +3101,7 @@ ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
 $as_echo_n "checking whether $CC accepts -g... " >&6; }
-if ${ac_cv_prog_cc_g+:} false; then :
+if test "${ac_cv_prog_cc_g+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_save_c_werror_flag=$ac_c_werror_flag
@@ -3187,7 +3179,7 @@ else
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
 $as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if ${ac_cv_prog_cc_c89+:} false; then :
+if test "${ac_cv_prog_cc_c89+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_cv_prog_cc_c89=no
@@ -3295,7 +3287,7 @@ if test -n "$CPP" && test -d "$CPP"; then
   CPP=
 fi
 if test -z "$CPP"; then
-  if ${ac_cv_prog_CPP+:} false; then :
+  if test "${ac_cv_prog_CPP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
       # Double quotes because CPP needs to be expanded
@@ -3411,7 +3403,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5; }
+See \`config.log' for more details" "$LINENO" 5 ; }
 fi
 
 ac_ext=c
@@ -3423,7 +3415,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
 $as_echo_n "checking for grep that handles long lines and -e... " >&6; }
-if ${ac_cv_path_GREP+:} false; then :
+if test "${ac_cv_path_GREP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -z "$GREP"; then
@@ -3486,7 +3478,7 @@ $as_echo "$ac_cv_path_GREP" >&6; }
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
 $as_echo_n "checking for egrep... " >&6; }
-if ${ac_cv_path_EGREP+:} false; then :
+if test "${ac_cv_path_EGREP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
@@ -3553,7 +3545,7 @@ $as_echo "$ac_cv_path_EGREP" >&6; }
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
 $as_echo_n "checking for ANSI C header files... " >&6; }
-if ${ac_cv_header_stdc+:} false; then :
+if test "${ac_cv_header_stdc+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -3682,7 +3674,7 @@ done
 
 
   ac_fn_c_check_header_mongrel "$LINENO" "minix/config.h" "ac_cv_header_minix_config_h" "$ac_includes_default"
-if test "x$ac_cv_header_minix_config_h" = xyes; then :
+if test "x$ac_cv_header_minix_config_h" = x""yes; then :
   MINIX=yes
 else
   MINIX=
@@ -3704,7 +3696,7 @@ $as_echo "#define _MINIX 1" >>confdefs.h
 
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether it is safe to define __EXTENSIONS__" >&5
 $as_echo_n "checking whether it is safe to define __EXTENSIONS__... " >&6; }
-if ${ac_cv_safe_to_define___extensions__+:} false; then :
+if test "${ac_cv_safe_to_define___extensions__+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -3747,7 +3739,7 @@ $SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
 $as_echo_n "checking build system type... " >&6; }
-if ${ac_cv_build+:} false; then :
+if test "${ac_cv_build+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_build_alias=$build_alias
@@ -3763,7 +3755,7 @@ fi
 $as_echo "$ac_cv_build" >&6; }
 case $ac_cv_build in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
+*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5 ;;
 esac
 build=$ac_cv_build
 ac_save_IFS=$IFS; IFS='-'
@@ -3781,7 +3773,7 @@ case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
 $as_echo_n "checking host system type... " >&6; }
-if ${ac_cv_host+:} false; then :
+if test "${ac_cv_host+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "x$host_alias" = x; then
@@ -3796,7 +3788,7 @@ fi
 $as_echo "$ac_cv_host" >&6; }
 case $ac_cv_host in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
+*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5 ;;
 esac
 host=$ac_cv_host
 ac_save_IFS=$IFS; IFS='-'
@@ -4170,7 +4162,7 @@ LDFLAGS="$PREPEND_LDFLAGS $LDFLAGS $APPEND_LDFLAGS"
 # Checks for programs.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5
 $as_echo_n "checking for a sed that does not truncate output... " >&6; }
-if ${ac_cv_path_SED+:} false; then :
+if test "${ac_cv_path_SED+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
             ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
@@ -4247,7 +4239,7 @@ if test -n "$ac_tool_prefix"; then
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -4287,7 +4279,7 @@ if test -z "$ac_cv_prog_CC"; then
 set dummy gcc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
@@ -4340,7 +4332,7 @@ if test -z "$CC"; then
 set dummy ${ac_tool_prefix}cc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -4380,7 +4372,7 @@ if test -z "$CC"; then
 set dummy cc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -4439,7 +4431,7 @@ if test -z "$CC"; then
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
+if test "${ac_cv_prog_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -4483,7 +4475,7 @@ do
 set dummy $ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
@@ -4538,7 +4530,7 @@ fi
 test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5; }
+See \`config.log' for more details" "$LINENO" 5 ; }
 
 # Provide some information about the compiler.
 $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
@@ -4567,7 +4559,7 @@ done
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
 $as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if ${ac_cv_c_compiler_gnu+:} false; then :
+if test "${ac_cv_c_compiler_gnu+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4604,7 +4596,7 @@ ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
 $as_echo_n "checking whether $CC accepts -g... " >&6; }
-if ${ac_cv_prog_cc_g+:} false; then :
+if test "${ac_cv_prog_cc_g+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_save_c_werror_flag=$ac_c_werror_flag
@@ -4682,7 +4674,7 @@ else
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
 $as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if ${ac_cv_prog_cc_c89+:} false; then :
+if test "${ac_cv_prog_cc_c89+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_cv_prog_cc_c89=no
@@ -4792,7 +4784,7 @@ fi
 $as_echo_n "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; }
 set x ${MAKE-make}
 ac_make=`$as_echo "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'`
-if eval \${ac_cv_prog_make_${ac_make}_set+:} false; then :
+if eval "test \"\${ac_cv_prog_make_${ac_make}_set+set}\"" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.make <<\_ACEOF
@@ -4836,7 +4828,7 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
 $as_echo_n "checking for a BSD-compatible install... " >&6; }
 if test -z "$INSTALL"; then
-if ${ac_cv_path_install+:} false; then :
+if test "${ac_cv_path_install+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -4916,7 +4908,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 set dummy perl; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_PERL+:} false; then :
+if test "${ac_cv_path_PERL+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $PERL in
@@ -4961,7 +4953,7 @@ fi
 set dummy ip; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_IP+:} false; then :
+if test "${ac_cv_path_IP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $IP in
@@ -5002,103 +4994,13 @@ if test x"${IP}" == x"no"
 then
     as_fn_error $? "Unable to find ip, please install ip" "$LINENO" 5
 fi
-# Extract the first word of "bison", so it can be a program name with args.
-set dummy bison; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_BISON+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  case $BISON in
-  [\\/]* | ?:[\\/]*)
-  ac_cv_path_BISON="$BISON" # 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 '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
-    ac_cv_path_BISON="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-  done
-IFS=$as_save_IFS
-
-  test -z "$ac_cv_path_BISON" && ac_cv_path_BISON="no"
-  ;;
-esac
-fi
-BISON=$ac_cv_path_BISON
-if test -n "$BISON"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $BISON" >&5
-$as_echo "$BISON" >&6; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
-
-if test x"${BISON}" == x"no"
-then
-    as_fn_error $? "Unable to find bison, please install bison" "$LINENO" 5
-fi
-# Extract the first word of "flex", so it can be a program name with args.
-set dummy flex; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_FLEX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  case $FLEX in
-  [\\/]* | ?:[\\/]*)
-  ac_cv_path_FLEX="$FLEX" # 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 '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
-    ac_cv_path_FLEX="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-  done
-IFS=$as_save_IFS
-
-  test -z "$ac_cv_path_FLEX" && ac_cv_path_FLEX="no"
-  ;;
-esac
-fi
-FLEX=$ac_cv_path_FLEX
-if test -n "$FLEX"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $FLEX" >&5
-$as_echo "$FLEX" >&6; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
-
-if test x"${FLEX}" == x"no"
-then
-    as_fn_error $? "Unable to find flex, please install flex" "$LINENO" 5
-fi
 if test "x$xapi" = "xy"; then :
 
     # Extract the first word of "curl-config", so it can be a program name with args.
 set dummy curl-config; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_CURL+:} false; then :
+if test "${ac_cv_path_CURL+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $CURL in
@@ -5143,7 +5045,7 @@ fi
 set dummy xml2-config; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_XML+:} false; then :
+if test "${ac_cv_path_XML+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $XML in
@@ -5194,7 +5096,7 @@ if test "x$ocamltools" = "xy"; then :
 set dummy ${ac_tool_prefix}ocamlc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OCAMLC+:} false; then :
+if test "${ac_cv_prog_OCAMLC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OCAMLC"; then
@@ -5234,7 +5136,7 @@ if test -z "$ac_cv_prog_OCAMLC"; then
 set dummy ocamlc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OCAMLC+:} false; then :
+if test "${ac_cv_prog_ac_ct_OCAMLC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OCAMLC"; then
@@ -5305,7 +5207,7 @@ $as_echo "OCaml library path is $OCAMLLIB" >&6; }
 set dummy ${ac_tool_prefix}ocamlopt; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OCAMLOPT+:} false; then :
+if test "${ac_cv_prog_OCAMLOPT+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OCAMLOPT"; then
@@ -5345,7 +5247,7 @@ if test -z "$ac_cv_prog_OCAMLOPT"; then
 set dummy ocamlopt; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OCAMLOPT+:} false; then :
+if test "${ac_cv_prog_ac_ct_OCAMLOPT+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OCAMLOPT"; then
@@ -5415,7 +5317,7 @@ $as_echo "versions differs from ocamlc; ocamlopt discarded." >&6; }
 set dummy ${ac_tool_prefix}ocamlc.opt; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OCAMLCDOTOPT+:} false; then :
+if test "${ac_cv_prog_OCAMLCDOTOPT+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OCAMLCDOTOPT"; then
@@ -5455,7 +5357,7 @@ if test -z "$ac_cv_prog_OCAMLCDOTOPT"; then
 set dummy ocamlc.opt; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OCAMLCDOTOPT+:} false; then :
+if test "${ac_cv_prog_ac_ct_OCAMLCDOTOPT+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OCAMLCDOTOPT"; then
@@ -5519,7 +5421,7 @@ $as_echo "versions differs from ocamlc; ocamlc.opt discarded." >&6; }
 set dummy ${ac_tool_prefix}ocamlopt.opt; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OCAMLOPTDOTOPT+:} false; then :
+if test "${ac_cv_prog_OCAMLOPTDOTOPT+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OCAMLOPTDOTOPT"; then
@@ -5559,7 +5461,7 @@ if test -z "$ac_cv_prog_OCAMLOPTDOTOPT"; then
 set dummy ocamlopt.opt; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OCAMLOPTDOTOPT+:} false; then :
+if test "${ac_cv_prog_ac_ct_OCAMLOPTDOTOPT+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OCAMLOPTDOTOPT"; then
@@ -5628,7 +5530,7 @@ $as_echo "version differs from ocamlc; ocamlopt.opt discarded." >&6; }
 set dummy ${ac_tool_prefix}ocaml; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OCAML+:} false; then :
+if test "${ac_cv_prog_OCAML+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OCAML"; then
@@ -5668,7 +5570,7 @@ if test -z "$ac_cv_prog_OCAML"; then
 set dummy ocaml; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OCAML+:} false; then :
+if test "${ac_cv_prog_ac_ct_OCAML+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OCAML"; then
@@ -5722,7 +5624,7 @@ fi
 set dummy ${ac_tool_prefix}ocamldep; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OCAMLDEP+:} false; then :
+if test "${ac_cv_prog_OCAMLDEP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OCAMLDEP"; then
@@ -5762,7 +5664,7 @@ if test -z "$ac_cv_prog_OCAMLDEP"; then
 set dummy ocamldep; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OCAMLDEP+:} false; then :
+if test "${ac_cv_prog_ac_ct_OCAMLDEP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OCAMLDEP"; then
@@ -5816,7 +5718,7 @@ fi
 set dummy ${ac_tool_prefix}ocamlmktop; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OCAMLMKTOP+:} false; then :
+if test "${ac_cv_prog_OCAMLMKTOP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OCAMLMKTOP"; then
@@ -5856,7 +5758,7 @@ if test -z "$ac_cv_prog_OCAMLMKTOP"; then
 set dummy ocamlmktop; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OCAMLMKTOP+:} false; then :
+if test "${ac_cv_prog_ac_ct_OCAMLMKTOP+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OCAMLMKTOP"; then
@@ -5910,7 +5812,7 @@ fi
 set dummy ${ac_tool_prefix}ocamlmklib; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OCAMLMKLIB+:} false; then :
+if test "${ac_cv_prog_OCAMLMKLIB+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OCAMLMKLIB"; then
@@ -5950,7 +5852,7 @@ if test -z "$ac_cv_prog_OCAMLMKLIB"; then
 set dummy ocamlmklib; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OCAMLMKLIB+:} false; then :
+if test "${ac_cv_prog_ac_ct_OCAMLMKLIB+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OCAMLMKLIB"; then
@@ -6004,7 +5906,7 @@ fi
 set dummy ${ac_tool_prefix}ocamldoc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OCAMLDOC+:} false; then :
+if test "${ac_cv_prog_OCAMLDOC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OCAMLDOC"; then
@@ -6044,7 +5946,7 @@ if test -z "$ac_cv_prog_OCAMLDOC"; then
 set dummy ocamldoc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OCAMLDOC+:} false; then :
+if test "${ac_cv_prog_ac_ct_OCAMLDOC+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OCAMLDOC"; then
@@ -6098,7 +6000,7 @@ fi
 set dummy ${ac_tool_prefix}ocamlbuild; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OCAMLBUILD+:} false; then :
+if test "${ac_cv_prog_OCAMLBUILD+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$OCAMLBUILD"; then
@@ -6138,7 +6040,7 @@ if test -z "$ac_cv_prog_OCAMLBUILD"; then
 set dummy ocamlbuild; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OCAMLBUILD+:} false; then :
+if test "${ac_cv_prog_ac_ct_OCAMLBUILD+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_OCAMLBUILD"; then
@@ -6201,7 +6103,7 @@ fi
 set dummy bash; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_BASH+:} false; then :
+if test "${ac_cv_path_BASH+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $BASH in
@@ -6258,7 +6160,7 @@ fi
 set dummy $PYTHON; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_PYTHONPATH+:} false; then :
+if test "${ac_cv_path_PYTHONPATH+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $PYTHONPATH in
@@ -6350,7 +6252,7 @@ fi
 set dummy xgettext; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_XGETTEXT+:} false; then :
+if test "${ac_cv_path_XGETTEXT+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $XGETTEXT in
@@ -6394,7 +6296,7 @@ fi
 if test "x$host_os" == "xlinux-gnu"
 then
     ac_fn_c_check_header_mongrel "$LINENO" "uuid/uuid.h" "ac_cv_header_uuid_uuid_h" "$ac_includes_default"
-if test "x$ac_cv_header_uuid_uuid_h" = xyes; then :
+if test "x$ac_cv_header_uuid_uuid_h" = x""yes; then :
 
 else
   as_fn_error $? "cannot find uuid headers" "$LINENO" 5
@@ -6403,7 +6305,7 @@ fi
 
 else
     ac_fn_c_check_header_mongrel "$LINENO" "uuid.h" "ac_cv_header_uuid_h" "$ac_includes_default"
-if test "x$ac_cv_header_uuid_h" = xyes; then :
+if test "x$ac_cv_header_uuid_h" = x""yes; then :
 
 else
   as_fn_error $? "cannot find uuid headers" "$LINENO" 5
@@ -6424,7 +6326,7 @@ if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
 set dummy ${ac_tool_prefix}pkg-config; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_PKG_CONFIG+:} false; then :
+if test "${ac_cv_path_PKG_CONFIG+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $PKG_CONFIG in
@@ -6467,7 +6369,7 @@ if test -z "$ac_cv_path_PKG_CONFIG"; then
 set dummy pkg-config; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_ac_pt_PKG_CONFIG+:} false; then :
+if test "${ac_cv_path_ac_pt_PKG_CONFIG+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   case $ac_pt_PKG_CONFIG in
@@ -6612,7 +6514,7 @@ and glib_LIBS to avoid the need to call pkg-config.
 See the pkg-config man page for more details.
 
 To get pkg-config, see <http://pkg-config.freedesktop.org/>.
-See \`config.log' for more details" "$LINENO" 5; }
+See \`config.log' for more details" "$LINENO" 5 ; }
 else
 	glib_CFLAGS=$pkg_cv_glib_CFLAGS
 	glib_LIBS=$pkg_cv_glib_LIBS
@@ -6636,7 +6538,7 @@ fi
 # Checks for libraries.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for io_setup in -laio" >&5
 $as_echo_n "checking for io_setup in -laio... " >&6; }
-if ${ac_cv_lib_aio_io_setup+:} false; then :
+if test "${ac_cv_lib_aio_io_setup+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6670,7 +6572,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_aio_io_setup" >&5
 $as_echo "$ac_cv_lib_aio_io_setup" >&6; }
-if test "x$ac_cv_lib_aio_io_setup" = xyes; then :
+if test "x$ac_cv_lib_aio_io_setup" = x""yes; then :
   system_aio="y"
 else
   system_aio="n"
@@ -6679,7 +6581,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for MD5 in -lcrypto" >&5
 $as_echo_n "checking for MD5 in -lcrypto... " >&6; }
-if ${ac_cv_lib_crypto_MD5+:} false; then :
+if test "${ac_cv_lib_crypto_MD5+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6713,7 +6615,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_MD5" >&5
 $as_echo "$ac_cv_lib_crypto_MD5" >&6; }
-if test "x$ac_cv_lib_crypto_MD5" = xyes; then :
+if test "x$ac_cv_lib_crypto_MD5" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBCRYPTO 1
 _ACEOF
@@ -6726,7 +6628,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ext2fs_open2 in -lext2fs" >&5
 $as_echo_n "checking for ext2fs_open2 in -lext2fs... " >&6; }
-if ${ac_cv_lib_ext2fs_ext2fs_open2+:} false; then :
+if test "${ac_cv_lib_ext2fs_ext2fs_open2+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6760,7 +6662,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ext2fs_ext2fs_open2" >&5
 $as_echo "$ac_cv_lib_ext2fs_ext2fs_open2" >&6; }
-if test "x$ac_cv_lib_ext2fs_ext2fs_open2" = xyes; then :
+if test "x$ac_cv_lib_ext2fs_ext2fs_open2" = x""yes; then :
   libext2fs="y"
 else
   libext2fs="n"
@@ -6769,7 +6671,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gcry_md_hash_buffer in -lgcrypt" >&5
 $as_echo_n "checking for gcry_md_hash_buffer in -lgcrypt... " >&6; }
-if ${ac_cv_lib_gcrypt_gcry_md_hash_buffer+:} false; then :
+if test "${ac_cv_lib_gcrypt_gcry_md_hash_buffer+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6803,7 +6705,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_gcrypt_gcry_md_hash_buffer" >&5
 $as_echo "$ac_cv_lib_gcrypt_gcry_md_hash_buffer" >&6; }
-if test "x$ac_cv_lib_gcrypt_gcry_md_hash_buffer" = xyes; then :
+if test "x$ac_cv_lib_gcrypt_gcry_md_hash_buffer" = x""yes; then :
   libgcrypt="y"
 else
   libgcrypt="n"
@@ -6812,7 +6714,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthread" >&5
 $as_echo_n "checking for pthread_create in -lpthread... " >&6; }
-if ${ac_cv_lib_pthread_pthread_create+:} false; then :
+if test "${ac_cv_lib_pthread_pthread_create+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6846,7 +6748,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_create" >&5
 $as_echo "$ac_cv_lib_pthread_pthread_create" >&6; }
-if test "x$ac_cv_lib_pthread_pthread_create" = xyes; then :
+if test "x$ac_cv_lib_pthread_pthread_create" = x""yes; then :
 
 else
   as_fn_error $? "Could not find libpthread" "$LINENO" 5
@@ -6854,7 +6756,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_gettime in -lrt" >&5
 $as_echo_n "checking for clock_gettime in -lrt... " >&6; }
-if ${ac_cv_lib_rt_clock_gettime+:} false; then :
+if test "${ac_cv_lib_rt_clock_gettime+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6888,7 +6790,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_gettime" >&5
 $as_echo "$ac_cv_lib_rt_clock_gettime" >&6; }
-if test "x$ac_cv_lib_rt_clock_gettime" = xyes; then :
+if test "x$ac_cv_lib_rt_clock_gettime" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBRT 1
 _ACEOF
@@ -6899,7 +6801,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for uuid_clear in -luuid" >&5
 $as_echo_n "checking for uuid_clear in -luuid... " >&6; }
-if ${ac_cv_lib_uuid_uuid_clear+:} false; then :
+if test "${ac_cv_lib_uuid_uuid_clear+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6933,7 +6835,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_uuid_uuid_clear" >&5
 $as_echo "$ac_cv_lib_uuid_uuid_clear" >&6; }
-if test "x$ac_cv_lib_uuid_uuid_clear" = xyes; then :
+if test "x$ac_cv_lib_uuid_uuid_clear" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBUUID 1
 _ACEOF
@@ -6946,7 +6848,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for yajl_alloc in -lyajl" >&5
 $as_echo_n "checking for yajl_alloc in -lyajl... " >&6; }
-if ${ac_cv_lib_yajl_yajl_alloc+:} false; then :
+if test "${ac_cv_lib_yajl_yajl_alloc+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6980,7 +6882,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_yajl_yajl_alloc" >&5
 $as_echo "$ac_cv_lib_yajl_yajl_alloc" >&6; }
-if test "x$ac_cv_lib_yajl_yajl_alloc" = xyes; then :
+if test "x$ac_cv_lib_yajl_yajl_alloc" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBYAJL 1
 _ACEOF
@@ -6993,7 +6895,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for deflateCopy in -lz" >&5
 $as_echo_n "checking for deflateCopy in -lz... " >&6; }
-if ${ac_cv_lib_z_deflateCopy+:} false; then :
+if test "${ac_cv_lib_z_deflateCopy+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -7027,7 +6929,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_z_deflateCopy" >&5
 $as_echo "$ac_cv_lib_z_deflateCopy" >&6; }
-if test "x$ac_cv_lib_z_deflateCopy" = xyes; then :
+if test "x$ac_cv_lib_z_deflateCopy" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBZ 1
 _ACEOF
@@ -7040,7 +6942,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libiconv_open in -liconv" >&5
 $as_echo_n "checking for libiconv_open in -liconv... " >&6; }
-if ${ac_cv_lib_iconv_libiconv_open+:} false; then :
+if test "${ac_cv_lib_iconv_libiconv_open+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -7074,7 +6976,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_iconv_libiconv_open" >&5
 $as_echo "$ac_cv_lib_iconv_libiconv_open" >&6; }
-if test "x$ac_cv_lib_iconv_libiconv_open" = xyes; then :
+if test "x$ac_cv_lib_iconv_libiconv_open" = x""yes; then :
   libiconv="y"
 else
   libiconv="n"
@@ -7083,22 +6985,11 @@ fi
 
 
 # Checks for header files.
-ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default"
-if test "x$ac_cv_type_size_t" = xyes; then :
-
-else
-
-cat >>confdefs.h <<_ACEOF
-#define size_t unsigned int
-_ACEOF
-
-fi
-
 # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
 # for constant arguments.  Useless!
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working alloca.h" >&5
 $as_echo_n "checking for working alloca.h... " >&6; }
-if ${ac_cv_working_alloca_h+:} false; then :
+if test "${ac_cv_working_alloca_h+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7131,7 +7022,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for alloca" >&5
 $as_echo_n "checking for alloca... " >&6; }
-if ${ac_cv_func_alloca_works+:} false; then :
+if test "${ac_cv_func_alloca_works+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7150,7 +7041,7 @@ else
  #pragma alloca
 #   else
 #    ifndef alloca /* predefined by HP cc +Olibcalls */
-void *alloca (size_t);
+char *alloca ();
 #    endif
 #   endif
 #  endif
@@ -7194,7 +7085,7 @@ $as_echo "#define C_ALLOCA 1" >>confdefs.h
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether \`alloca.c' needs Cray hooks" >&5
 $as_echo_n "checking whether \`alloca.c' needs Cray hooks... " >&6; }
-if ${ac_cv_os_cray+:} false; then :
+if test "${ac_cv_os_cray+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7235,7 +7126,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking stack direction for C alloca" >&5
 $as_echo_n "checking stack direction for C alloca... " >&6; }
-if ${ac_cv_c_stack_direction+:} false; then :
+if test "${ac_cv_c_stack_direction+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
@@ -7306,7 +7197,7 @@ done
 # Checks for typedefs, structures, and compiler characteristics.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for stdbool.h that conforms to C99" >&5
 $as_echo_n "checking for stdbool.h that conforms to C99... " >&6; }
-if ${ac_cv_header_stdbool_h+:} false; then :
+if test "${ac_cv_header_stdbool_h+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7338,7 +7229,7 @@ else
 	char b[false == 0 ? 1 : -1];
 	char c[__bool_true_false_are_defined == 1 ? 1 : -1];
 	char d[(bool) 0.5 == true ? 1 : -1];
-	/* See body of main program for 'e'.  */
+	bool e = &s;
 	char f[(_Bool) 0.0 == false ? 1 : -1];
 	char g[true];
 	char h[sizeof (_Bool)];
@@ -7349,6 +7240,25 @@ else
 	_Bool n[m];
 	char o[sizeof n == m * sizeof n[0] ? 1 : -1];
 	char p[-1 - (_Bool) 0 < 0 && -1 - (bool) 0 < 0 ? 1 : -1];
+#	if defined __xlc__ || defined __GNUC__
+	 /* Catch a bug in IBM AIX xlc compiler version 6.0.0.0
+	    reported by James Lemley on 2005-10-05; see
+	    http://lists.gnu.org/archive/html/bug-coreutils/2005-10/msg00086.html
+	    This test is not quite right, since xlc is allowed to
+	    reject this program, as the initializer for xlcbug is
+	    not one of the forms that C requires support for.
+	    However, doing the test right would require a runtime
+	    test, and that would make cross-compilation harder.
+	    Let us hope that IBM fixes the xlc bug, and also adds
+	    support for this kind of constant expression.  In the
+	    meantime, this test will reject xlc, which is OK, since
+	    our stdbool.h substitute should suffice.  We also test
+	    this with GCC, where it should work, to detect more
+	    quickly whether someone messes up the test in the
+	    future.  */
+	 char digs[] = "0123456789";
+	 int xlcbug = 1 / (&(digs + 5)[-2 + (bool) 1] == &digs[4] ? 1 : -1);
+#	endif
 	/* Catch a bug in an HP-UX C compiler.  See
 	   http://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html
 	   http://lists.gnu.org/archive/html/bug-coreutils/2005-11/msg00161.html
@@ -7360,7 +7270,6 @@ int
 main ()
 {
 
-	bool e = &s;
 	*pq |= q;
 	*pq |= ! q;
 	/* Refer to every declared value, to avoid compiler optimizations.  */
@@ -7381,7 +7290,7 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdbool_h" >&5
 $as_echo "$ac_cv_header_stdbool_h" >&6; }
 ac_fn_c_check_type "$LINENO" "_Bool" "ac_cv_type__Bool" "$ac_includes_default"
-if test "x$ac_cv_type__Bool" = xyes; then :
+if test "x$ac_cv_type__Bool" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE__BOOL 1
@@ -7398,7 +7307,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for uid_t in sys/types.h" >&5
 $as_echo_n "checking for uid_t in sys/types.h... " >&6; }
-if ${ac_cv_type_uid_t+:} false; then :
+if test "${ac_cv_type_uid_t+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7428,7 +7337,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
 $as_echo_n "checking for inline... " >&6; }
-if ${ac_cv_c_inline+:} false; then :
+if test "${ac_cv_c_inline+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_cv_c_inline=no
@@ -7513,7 +7422,7 @@ _ACEOF
 esac
 
 ac_fn_c_check_type "$LINENO" "mode_t" "ac_cv_type_mode_t" "$ac_includes_default"
-if test "x$ac_cv_type_mode_t" = xyes; then :
+if test "x$ac_cv_type_mode_t" = x""yes; then :
 
 else
 
@@ -7524,7 +7433,7 @@ _ACEOF
 fi
 
 ac_fn_c_check_type "$LINENO" "off_t" "ac_cv_type_off_t" "$ac_includes_default"
-if test "x$ac_cv_type_off_t" = xyes; then :
+if test "x$ac_cv_type_off_t" = x""yes; then :
 
 else
 
@@ -7535,7 +7444,7 @@ _ACEOF
 fi
 
 ac_fn_c_check_type "$LINENO" "pid_t" "ac_cv_type_pid_t" "$ac_includes_default"
-if test "x$ac_cv_type_pid_t" = xyes; then :
+if test "x$ac_cv_type_pid_t" = x""yes; then :
 
 else
 
@@ -7547,7 +7456,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for C/C++ restrict keyword" >&5
 $as_echo_n "checking for C/C++ restrict keyword... " >&6; }
-if ${ac_cv_c_restrict+:} false; then :
+if test "${ac_cv_c_restrict+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_cv_c_restrict=no
@@ -7592,7 +7501,7 @@ _ACEOF
  esac
 
 ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default"
-if test "x$ac_cv_type_size_t" = xyes; then :
+if test "x$ac_cv_type_size_t" = x""yes; then :
 
 else
 
@@ -7603,7 +7512,7 @@ _ACEOF
 fi
 
 ac_fn_c_check_type "$LINENO" "ssize_t" "ac_cv_type_ssize_t" "$ac_includes_default"
-if test "x$ac_cv_type_ssize_t" = xyes; then :
+if test "x$ac_cv_type_ssize_t" = x""yes; then :
 
 else
 
@@ -7614,7 +7523,7 @@ _ACEOF
 fi
 
 ac_fn_c_check_member "$LINENO" "struct stat" "st_blksize" "ac_cv_member_struct_stat_st_blksize" "$ac_includes_default"
-if test "x$ac_cv_member_struct_stat_st_blksize" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_blksize" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_BLKSIZE 1
@@ -7624,7 +7533,7 @@ _ACEOF
 fi
 
 ac_fn_c_check_member "$LINENO" "struct stat" "st_blocks" "ac_cv_member_struct_stat_st_blocks" "$ac_includes_default"
-if test "x$ac_cv_member_struct_stat_st_blocks" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_blocks" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_BLOCKS 1
@@ -7644,7 +7553,7 @@ fi
 
 
 ac_fn_c_check_member "$LINENO" "struct stat" "st_rdev" "ac_cv_member_struct_stat_st_rdev" "$ac_includes_default"
-if test "x$ac_cv_member_struct_stat_st_rdev" = xyes; then :
+if test "x$ac_cv_member_struct_stat_st_rdev" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_STRUCT_STAT_ST_RDEV 1
@@ -7708,7 +7617,7 @@ _ACEOF
   esac
 
 ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default"
-if test "x$ac_cv_type_ptrdiff_t" = xyes; then :
+if test "x$ac_cv_type_ptrdiff_t" = x""yes; then :
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_PTRDIFF_T 1
@@ -7721,7 +7630,7 @@ fi
 # Checks for library functions.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for error_at_line" >&5
 $as_echo_n "checking for error_at_line... " >&6; }
-if ${ac_cv_lib_error_at_line+:} false; then :
+if test "${ac_cv_lib_error_at_line+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7757,7 +7666,7 @@ fi
 for ac_header in vfork.h
 do :
   ac_fn_c_check_header_mongrel "$LINENO" "vfork.h" "ac_cv_header_vfork_h" "$ac_includes_default"
-if test "x$ac_cv_header_vfork_h" = xyes; then :
+if test "x$ac_cv_header_vfork_h" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_VFORK_H 1
 _ACEOF
@@ -7781,7 +7690,7 @@ done
 if test "x$ac_cv_func_fork" = xyes; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working fork" >&5
 $as_echo_n "checking for working fork... " >&6; }
-if ${ac_cv_func_fork_works+:} false; then :
+if test "${ac_cv_func_fork_works+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
@@ -7834,7 +7743,7 @@ ac_cv_func_vfork_works=$ac_cv_func_vfork
 if test "x$ac_cv_func_vfork" = xyes; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working vfork" >&5
 $as_echo_n "checking for working vfork... " >&6; }
-if ${ac_cv_func_vfork_works+:} false; then :
+if test "${ac_cv_func_vfork_works+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
@@ -7969,7 +7878,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGEFILE_SOURCE value needed for large files" >&5
 $as_echo_n "checking for _LARGEFILE_SOURCE value needed for large files... " >&6; }
-if ${ac_cv_sys_largefile_source+:} false; then :
+if test "${ac_cv_sys_largefile_source+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   while :; do
@@ -8037,7 +7946,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether lstat correctly handles trailing slash" >&5
 $as_echo_n "checking whether lstat correctly handles trailing slash... " >&6; }
-if ${ac_cv_func_lstat_dereferences_slashed_symlink+:} false; then :
+if test "${ac_cv_func_lstat_dereferences_slashed_symlink+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   rm -f conftest.sym conftest.file
@@ -8099,7 +8008,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether sys/types.h defines makedev" >&5
 $as_echo_n "checking whether sys/types.h defines makedev... " >&6; }
-if ${ac_cv_header_sys_types_h_makedev+:} false; then :
+if test "${ac_cv_header_sys_types_h_makedev+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8127,7 +8036,7 @@ $as_echo "$ac_cv_header_sys_types_h_makedev" >&6; }
 
 if test $ac_cv_header_sys_types_h_makedev = no; then
 ac_fn_c_check_header_mongrel "$LINENO" "sys/mkdev.h" "ac_cv_header_sys_mkdev_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_mkdev_h" = xyes; then :
+if test "x$ac_cv_header_sys_mkdev_h" = x""yes; then :
 
 $as_echo "#define MAJOR_IN_MKDEV 1" >>confdefs.h
 
@@ -8137,7 +8046,7 @@ fi
 
   if test $ac_cv_header_sys_mkdev_h = no; then
     ac_fn_c_check_header_mongrel "$LINENO" "sys/sysmacros.h" "ac_cv_header_sys_sysmacros_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_sysmacros_h" = xyes; then :
+if test "x$ac_cv_header_sys_sysmacros_h" = x""yes; then :
 
 $as_echo "#define MAJOR_IN_SYSMACROS 1" >>confdefs.h
 
@@ -8150,7 +8059,7 @@ fi
 for ac_header in stdlib.h
 do :
   ac_fn_c_check_header_mongrel "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default"
-if test "x$ac_cv_header_stdlib_h" = xyes; then :
+if test "x$ac_cv_header_stdlib_h" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_STDLIB_H 1
 _ACEOF
@@ -8161,7 +8070,7 @@ done
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible malloc" >&5
 $as_echo_n "checking for GNU libc compatible malloc... " >&6; }
-if ${ac_cv_func_malloc_0_nonnull+:} false; then :
+if test "${ac_cv_func_malloc_0_nonnull+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
@@ -8216,7 +8125,7 @@ fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether time.h and sys/time.h may both be included" >&5
 $as_echo_n "checking whether time.h and sys/time.h may both be included... " >&6; }
-if ${ac_cv_header_time+:} false; then :
+if test "${ac_cv_header_time+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8291,7 +8200,7 @@ done
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working mktime" >&5
 $as_echo_n "checking for working mktime... " >&6; }
-if ${ac_cv_func_working_mktime+:} false; then :
+if test "${ac_cv_func_working_mktime+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
@@ -8520,7 +8429,7 @@ fi
 for ac_func in getpagesize
 do :
   ac_fn_c_check_func "$LINENO" "getpagesize" "ac_cv_func_getpagesize"
-if test "x$ac_cv_func_getpagesize" = xyes; then :
+if test "x$ac_cv_func_getpagesize" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_GETPAGESIZE 1
 _ACEOF
@@ -8530,7 +8439,7 @@ done
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working mmap" >&5
 $as_echo_n "checking for working mmap... " >&6; }
-if ${ac_cv_func_mmap_fixed_mapped+:} false; then :
+if test "${ac_cv_func_mmap_fixed_mapped+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
@@ -8697,7 +8606,7 @@ rm -f conftest.mmap conftest.txt
 for ac_header in stdlib.h
 do :
   ac_fn_c_check_header_mongrel "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default"
-if test "x$ac_cv_header_stdlib_h" = xyes; then :
+if test "x$ac_cv_header_stdlib_h" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_STDLIB_H 1
 _ACEOF
@@ -8708,7 +8617,7 @@ done
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible realloc" >&5
 $as_echo_n "checking for GNU libc compatible realloc... " >&6; }
-if ${ac_cv_func_realloc_0_nonnull+:} false; then :
+if test "${ac_cv_func_realloc_0_nonnull+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
@@ -8761,17 +8670,13 @@ $as_echo "#define realloc rpl_realloc" >>confdefs.h
 fi
 
 
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working strnlen" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for working strnlen" >&5
 $as_echo_n "checking for working strnlen... " >&6; }
-if ${ac_cv_func_strnlen_working+:} false; then :
+if test "${ac_cv_func_strnlen_working+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
-  # Guess no on AIX systems, yes otherwise.
-		case "$host_os" in
-		  aix*) ac_cv_func_strnlen_working=no;;
-		  *)    ac_cv_func_strnlen_working=yes;;
-		esac
+  ac_cv_func_strnlen_working=no
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -8820,7 +8725,7 @@ esac
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working strtod" >&5
 $as_echo_n "checking for working strtod... " >&6; }
-if ${ac_cv_func_strtod+:} false; then :
+if test "${ac_cv_func_strtod+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
@@ -8879,14 +8784,14 @@ if test $ac_cv_func_strtod = no; then
 esac
 
 ac_fn_c_check_func "$LINENO" "pow" "ac_cv_func_pow"
-if test "x$ac_cv_func_pow" = xyes; then :
+if test "x$ac_cv_func_pow" = x""yes; then :
 
 fi
 
 if test $ac_cv_func_pow = no; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pow in -lm" >&5
 $as_echo_n "checking for pow in -lm... " >&6; }
-if ${ac_cv_lib_m_pow+:} false; then :
+if test "${ac_cv_lib_m_pow+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -8920,7 +8825,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_pow" >&5
 $as_echo "$ac_cv_lib_m_pow" >&6; }
-if test "x$ac_cv_lib_m_pow" = xyes; then :
+if test "x$ac_cv_lib_m_pow" = x""yes; then :
   POW_LIB=-lm
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cannot find library containing definition of pow" >&5
@@ -9016,21 +8921,10 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
-    if test "x$cache_file" != "x/dev/null"; then
+    test "x$cache_file" != "x/dev/null" &&
       { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
 $as_echo "$as_me: updating cache $cache_file" >&6;}
-      if test ! -f "$cache_file" || test -h "$cache_file"; then
-	cat confcache >"$cache_file"
-      else
-        case $cache_file in #(
-        */* | ?:*)
-	  mv -f confcache "$cache_file"$$ &&
-	  mv -f "$cache_file"$$ "$cache_file" ;; #(
-        *)
-	  mv -f confcache "$cache_file" ;;
-	esac
-      fi
-    fi
+    cat confcache >$cache_file
   else
     { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
 $as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
@@ -9062,7 +8956,7 @@ LTLIBOBJS=$ac_ltlibobjs
 
 
 
-: "${CONFIG_STATUS=./config.status}"
+: ${CONFIG_STATUS=./config.status}
 ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
@@ -9163,7 +9057,6 @@ fi
 IFS=" ""	$as_nl"
 
 # Find who we are.  Look in the path if we contain no directory separator.
-as_myself=
 case $0 in #((
   *[\\/]* ) as_myself=$0 ;;
   *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -9471,7 +9364,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # values after options handling.
 ac_log="
 This file was extended by Xen Hypervisor $as_me 4.2, which was
-generated by GNU Autoconf 2.68.  Invocation command line was
+generated by GNU Autoconf 2.67.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -9533,7 +9426,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
 Xen Hypervisor config.status 4.2
-configured by $0, generated by GNU Autoconf 2.68,
+configured by $0, generated by GNU Autoconf 2.67,
   with options \\"\$ac_cs_config\\"
 
 Copyright (C) 2010 Free Software Foundation, Inc.
@@ -9657,7 +9550,7 @@ do
     "../config/Tools.mk") CONFIG_FILES="$CONFIG_FILES ../config/Tools.mk" ;;
     "config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;;
 
-  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
+  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5 ;;
   esac
 done
 
@@ -9679,10 +9572,9 @@ fi
 # after its creation but before its name has been assigned to `$tmp'.
 $debug ||
 {
-  tmp= ac_tmp=
+  tmp=
   trap 'exit_status=$?
-  : "${ac_tmp:=$tmp}"
-  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
+  { test -z "$tmp" || test ! -d "$tmp" || rm -fr "$tmp"; } && exit $exit_status
 ' 0
   trap 'as_fn_exit 1' 1 2 13 15
 }
@@ -9690,13 +9582,12 @@ $debug ||
 
 {
   tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
-  test -d "$tmp"
+  test -n "$tmp" && test -d "$tmp"
 }  ||
 {
   tmp=./conf$$-$RANDOM
   (umask 077 && mkdir "$tmp")
 } || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
-ac_tmp=$tmp
 
 # Set up the scripts for CONFIG_FILES section.
 # No need to generate them if there are no CONFIG_FILES.
@@ -9718,7 +9609,7 @@ else
   ac_cs_awk_cr=$ac_cr
 fi
 
-echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
+echo 'BEGIN {' >"$tmp/subs1.awk" &&
 _ACEOF
 
 
@@ -9746,7 +9637,7 @@ done
 rm -f conf$$subs.sh
 
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
+cat >>"\$tmp/subs1.awk" <<\\_ACAWK &&
 _ACEOF
 sed -n '
 h
@@ -9794,7 +9685,7 @@ t delim
 rm -f conf$$subs.awk
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 _ACAWK
-cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
+cat >>"\$tmp/subs1.awk" <<_ACAWK &&
   for (key in S) S_is_set[key] = 1
   FS = ""
 
@@ -9826,7 +9717,7 @@ if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
   sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
 else
   cat
-fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
+fi < "$tmp/subs1.awk" > "$tmp/subs.awk" \
   || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
 _ACEOF
 
@@ -9860,7 +9751,7 @@ fi # test -n "$CONFIG_FILES"
 # No need to generate them if there are no CONFIG_HEADERS.
 # This happens for instance with `./config.status Makefile'.
 if test -n "$CONFIG_HEADERS"; then
-cat >"$ac_tmp/defines.awk" <<\_ACAWK ||
+cat >"$tmp/defines.awk" <<\_ACAWK ||
 BEGIN {
 _ACEOF
 
@@ -9872,8 +9763,8 @@ _ACEOF
 # handling of long lines.
 ac_delim='%!_!# '
 for ac_last_try in false false :; do
-  ac_tt=`sed -n "/$ac_delim/p" confdefs.h`
-  if test -z "$ac_tt"; then
+  ac_t=`sed -n "/$ac_delim/p" confdefs.h`
+  if test -z "$ac_t"; then
     break
   elif $ac_last_try; then
     as_fn_error $? "could not make $CONFIG_HEADERS" "$LINENO" 5
@@ -9974,7 +9865,7 @@ do
   esac
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
+  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5 ;;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
   esac
@@ -9993,7 +9884,7 @@ do
     for ac_f
     do
       case $ac_f in
-      -) ac_f="$ac_tmp/stdin";;
+      -) ac_f="$tmp/stdin";;
       *) # Look for the file first in the build tree, then in the source tree
 	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
 	 # because $ac_f cannot contain `:'.
@@ -10002,7 +9893,7 @@ do
 	   [\\/$]*) false;;
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
+	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5 ;;
       esac
       case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
@@ -10028,8 +9919,8 @@ $as_echo "$as_me: creating $ac_file" >&6;}
     esac
 
     case $ac_tag in
-    *:-:* | *:-) cat >"$ac_tmp/stdin" \
-      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
+    *:-:* | *:-) cat >"$tmp/stdin" \
+      || as_fn_error $? "could not create $ac_file" "$LINENO" 5  ;;
     esac
     ;;
   esac
@@ -10159,22 +10050,21 @@ s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
 s&@INSTALL@&$ac_INSTALL&;t t
 $ac_datarootdir_hack
 "
-eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
-  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$tmp/subs.awk" >$tmp/out \
+  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
 
 test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
-  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
-  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
-      "$ac_tmp/out"`; test -z "$ac_out"; } &&
+  { ac_out=`sed -n '/\${datarootdir}/p' "$tmp/out"`; test -n "$ac_out"; } &&
+  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' "$tmp/out"`; test -z "$ac_out"; } &&
   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&5
 $as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&2;}
 
-  rm -f "$ac_tmp/stdin"
+  rm -f "$tmp/stdin"
   case $ac_file in
-  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
-  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
+  -) cat "$tmp/out" && rm -f "$tmp/out";;
+  *) rm -f "$ac_file" && mv "$tmp/out" "$ac_file";;
   esac \
   || as_fn_error $? "could not create $ac_file" "$LINENO" 5
  ;;
@@ -10185,20 +10075,20 @@ which seems to be undefined.  Please make sure it is defined" >&2;}
   if test x"$ac_file" != x-; then
     {
       $as_echo "/* $configure_input  */" \
-      && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs"
-    } >"$ac_tmp/config.h" \
+      && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs"
+    } >"$tmp/config.h" \
       || as_fn_error $? "could not create $ac_file" "$LINENO" 5
-    if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then
+    if diff "$ac_file" "$tmp/config.h" >/dev/null 2>&1; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
 $as_echo "$as_me: $ac_file is unchanged" >&6;}
     else
       rm -f "$ac_file"
-      mv "$ac_tmp/config.h" "$ac_file" \
+      mv "$tmp/config.h" "$ac_file" \
 	|| as_fn_error $? "could not create $ac_file" "$LINENO" 5
     fi
   else
     $as_echo "/* $configure_input  */" \
-      && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \
+      && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs" \
       || as_fn_error $? "could not create -" "$LINENO" 5
   fi
  ;;
diff --git a/tools/configure.ac b/tools/configure.ac
index c5dec9c59f..4dc2b695f7 100644
--- a/tools/configure.ac
+++ b/tools/configure.ac
@@ -78,8 +78,6 @@ AC_PROG_MAKE_SET
 AC_PROG_INSTALL
 AX_PATH_PROG_OR_FAIL([PERL], [perl])
 AX_PATH_PROG_OR_FAIL([IP], [ip])
-AX_PATH_PROG_OR_FAIL([BISON], [bison])
-AX_PATH_PROG_OR_FAIL([FLEX], [flex])
 AS_IF([test "x$xapi" = "xy"], [
     AX_PATH_PROG_OR_FAIL([CURL], [curl-config])
     AX_PATH_PROG_OR_FAIL([XML], [xml2-config])