diff --git a/configure b/configure
index e5eca78c81b..29e771b577f 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# From configure.in Revision: 1.227 
+# From configure.in Revision: 1.228 
 
 # Guess values for system-dependent variables and create Makefiles.
 # Generated automatically using autoconf version 2.13 
@@ -1737,9 +1737,10 @@ fi
 fi
 
 # Check for enable-ipv6
-OPT="$OPT -Dss_family=__ss_family -Dss_len=__ss_len"
+# XXX definition of ss_family disabled until author clarifies rationale.
+# DEFS="$DEFS -Dss_family=__ss_family -Dss_len=__ss_len"
 echo $ac_n "checking whether to enable ipv6""... $ac_c" 1>&6
-echo "configure:1743: checking whether to enable ipv6" >&5
+echo "configure:1744: checking whether to enable ipv6" >&5
 # Check whether --enable-ipv6 or --disable-ipv6 was given.
 if test "${enable_ipv6+set}" = set; then
   enableval="$enable_ipv6"
@@ -1763,7 +1764,7 @@ else
 
 else
   cat > conftest.$ac_ext <<EOF
-#line 1767 "configure"
+#line 1768 "configure"
 #include "confdefs.h"
  /* AF_INET6 available check */
 #include <sys/types.h>
@@ -1777,7 +1778,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:1781: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1782: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   echo "$ac_t""yes" 1>&6
   cat >> confdefs.h <<\EOF
@@ -1804,12 +1805,12 @@ ipv6trylibc=no
 
 if test "$ipv6" = "yes"; then
 	echo $ac_n "checking ipv6 stack type""... $ac_c" 1>&6
-echo "configure:1808: checking ipv6 stack type" >&5
+echo "configure:1809: checking ipv6 stack type" >&5
 	for i in inria kame linux-glibc linux-inet6 toshiba v6d zeta; do
 		case $i in
 		inria)
 						cat > conftest.$ac_ext <<EOF
-#line 1813 "configure"
+#line 1814 "configure"
 #include "confdefs.h"
 dnl
 #include <netinet/in.h>
@@ -1828,7 +1829,7 @@ rm -f conftest*
 			;;
 		kame)
 						cat > conftest.$ac_ext <<EOF
-#line 1832 "configure"
+#line 1833 "configure"
 #include "confdefs.h"
 dnl
 #include <netinet/in.h>
@@ -1850,7 +1851,7 @@ rm -f conftest*
 			;;
 		linux-glibc)
 						cat > conftest.$ac_ext <<EOF
-#line 1854 "configure"
+#line 1855 "configure"
 #include "confdefs.h"
 dnl
 #include <features.h>
@@ -1878,7 +1879,7 @@ rm -f conftest*
 			;;
 		toshiba)
 			cat > conftest.$ac_ext <<EOF
-#line 1882 "configure"
+#line 1883 "configure"
 #include "confdefs.h"
 dnl
 #include <sys/param.h>
@@ -1899,7 +1900,7 @@ rm -f conftest*
 			;;
 		v6d)
 			cat > conftest.$ac_ext <<EOF
-#line 1903 "configure"
+#line 1904 "configure"
 #include "confdefs.h"
 dnl
 #include </usr/local/v6/include/sys/v6config.h>
@@ -1920,7 +1921,7 @@ rm -f conftest*
 			;;
 		zeta)
 			cat > conftest.$ac_ext <<EOF
-#line 1924 "configure"
+#line 1925 "configure"
 #include "confdefs.h"
 dnl
 #include <sys/param.h>
@@ -1966,12 +1967,12 @@ fi
 
 # checks for header files
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:1970: checking for ANSI C header files" >&5
+echo "configure:1971: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1975 "configure"
+#line 1976 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -1979,7 +1980,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1983: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1984: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1996,7 +1997,7 @@ rm -f conftest*
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 2000 "configure"
+#line 2001 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -2014,7 +2015,7 @@ fi
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 2018 "configure"
+#line 2019 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -2035,7 +2036,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 2039 "configure"
+#line 2040 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -2046,7 +2047,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:2050: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2051: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -2078,17 +2079,17 @@ ndbm.h db1/ndbm.h gdbm/ndbm.h sys/resource.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2082: checking for $ac_hdr" >&5
+echo "configure:2083: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2087 "configure"
+#line 2088 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2092: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2093: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2119,12 +2120,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
-echo "configure:2123: checking for $ac_hdr that defines DIR" >&5
+echo "configure:2124: checking for $ac_hdr that defines DIR" >&5
 if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2128 "configure"
+#line 2129 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -2132,7 +2133,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2136: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2137: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -2157,7 +2158,7 @@ done
 # Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
 if test $ac_header_dirent = dirent.h; then
 echo $ac_n "checking for opendir in -ldir""... $ac_c" 1>&6
-echo "configure:2161: checking for opendir in -ldir" >&5
+echo "configure:2162: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2165,7 +2166,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2169 "configure"
+#line 2170 "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
@@ -2176,7 +2177,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:2180: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2181: \"$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
@@ -2198,7 +2199,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:2202: checking for opendir in -lx" >&5
+echo "configure:2203: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2206,7 +2207,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2210 "configure"
+#line 2211 "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
@@ -2217,7 +2218,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:2221: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2222: \"$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
@@ -2243,9 +2244,9 @@ fi
 # checks for typedefs
 was_it_defined=no
 echo $ac_n "checking for clock_t in time.h""... $ac_c" 1>&6
-echo "configure:2247: checking for clock_t in time.h" >&5
+echo "configure:2248: checking for clock_t in time.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 2249 "configure"
+#line 2250 "configure"
 #include "confdefs.h"
 #include <time.h>
 EOF
@@ -2273,12 +2274,12 @@ EOF
 
 # Type availability checks
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:2277: checking for mode_t" >&5
+echo "configure:2278: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2282 "configure"
+#line 2283 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -2306,12 +2307,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:2310: checking for off_t" >&5
+echo "configure:2311: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2315 "configure"
+#line 2316 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -2339,12 +2340,12 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:2343: checking for pid_t" >&5
+echo "configure:2344: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2348 "configure"
+#line 2349 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -2372,12 +2373,12 @@ EOF
 fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:2376: checking return type of signal handlers" >&5
+echo "configure:2377: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2381 "configure"
+#line 2382 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -2394,7 +2395,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:2398: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2399: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -2413,12 +2414,12 @@ EOF
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:2417: checking for size_t" >&5
+echo "configure:2418: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2422 "configure"
+#line 2423 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -2446,12 +2447,12 @@ EOF
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:2450: checking for uid_t in sys/types.h" >&5
+echo "configure:2451: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2455 "configure"
+#line 2456 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -2482,7 +2483,7 @@ fi
 
 # Sizes of various common basic types
 echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:2486: checking size of int" >&5
+echo "configure:2487: checking size of int" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2490,7 +2491,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2494 "configure"
+#line 2495 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2501,7 +2502,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2505: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2506: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_int=`cat conftestval`
 else
@@ -2521,7 +2522,7 @@ EOF
 
 
 echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:2525: checking size of long" >&5
+echo "configure:2526: checking size of long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2529,7 +2530,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2533 "configure"
+#line 2534 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2540,7 +2541,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2544: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2545: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long=`cat conftestval`
 else
@@ -2560,7 +2561,7 @@ EOF
 
 
 echo $ac_n "checking size of void *""... $ac_c" 1>&6
-echo "configure:2564: checking size of void *" >&5
+echo "configure:2565: checking size of void *" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_void_p'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2568,7 +2569,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2572 "configure"
+#line 2573 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2579,7 +2580,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2583: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2584: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_void_p=`cat conftestval`
 else
@@ -2599,7 +2600,7 @@ EOF
 
 
 echo $ac_n "checking size of char""... $ac_c" 1>&6
-echo "configure:2603: checking size of char" >&5
+echo "configure:2604: checking size of char" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_char'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2607,7 +2608,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2611 "configure"
+#line 2612 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2618,7 +2619,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2622: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2623: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_char=`cat conftestval`
 else
@@ -2638,7 +2639,7 @@ EOF
 
 
 echo $ac_n "checking size of short""... $ac_c" 1>&6
-echo "configure:2642: checking size of short" >&5
+echo "configure:2643: checking size of short" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2646,7 +2647,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2650 "configure"
+#line 2651 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2657,7 +2658,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2661: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2662: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_short=`cat conftestval`
 else
@@ -2677,7 +2678,7 @@ EOF
 
 
 echo $ac_n "checking size of float""... $ac_c" 1>&6
-echo "configure:2681: checking size of float" >&5
+echo "configure:2682: checking size of float" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_float'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2685,7 +2686,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2689 "configure"
+#line 2690 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2696,7 +2697,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2700: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2701: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_float=`cat conftestval`
 else
@@ -2716,7 +2717,7 @@ EOF
 
 
 echo $ac_n "checking size of double""... $ac_c" 1>&6
-echo "configure:2720: checking size of double" >&5
+echo "configure:2721: checking size of double" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_double'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2724,7 +2725,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2728 "configure"
+#line 2729 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2735,7 +2736,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2739: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2740: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_double=`cat conftestval`
 else
@@ -2755,7 +2756,7 @@ EOF
 
 
 echo $ac_n "checking size of fpos_t""... $ac_c" 1>&6
-echo "configure:2759: checking size of fpos_t" >&5
+echo "configure:2760: checking size of fpos_t" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_fpos_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2763,7 +2764,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2767 "configure"
+#line 2768 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2774,7 +2775,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2778: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2779: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_fpos_t=`cat conftestval`
 else
@@ -2795,17 +2796,17 @@ EOF
 
 
 echo $ac_n "checking for long long support""... $ac_c" 1>&6
-echo "configure:2799: checking for long long support" >&5
+echo "configure:2800: checking for long long support" >&5
 have_long_long=no
 cat > conftest.$ac_ext <<EOF
-#line 2802 "configure"
+#line 2803 "configure"
 #include "confdefs.h"
 
 int main() {
 long long x; x = (long long)0;
 ; return 0; }
 EOF
-if { (eval echo configure:2809: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2810: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_LONG_LONG 1
@@ -2819,7 +2820,7 @@ rm -f conftest*
 echo "$ac_t""$have_long_long" 1>&6
 if test "$have_long_long" = yes ; then
 echo $ac_n "checking size of long long""... $ac_c" 1>&6
-echo "configure:2823: checking size of long long" >&5
+echo "configure:2824: checking size of long long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2827,7 +2828,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2831 "configure"
+#line 2832 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2838,7 +2839,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2842: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2843: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long_long=`cat conftestval`
 else
@@ -2860,17 +2861,17 @@ EOF
 fi
 
 echo $ac_n "checking for uintptr_t support""... $ac_c" 1>&6
-echo "configure:2864: checking for uintptr_t support" >&5
+echo "configure:2865: checking for uintptr_t support" >&5
 have_uintptr_t=no
 cat > conftest.$ac_ext <<EOF
-#line 2867 "configure"
+#line 2868 "configure"
 #include "confdefs.h"
 
 int main() {
 uintptr_t x; x = (uintptr_t)0;
 ; return 0; }
 EOF
-if { (eval echo configure:2874: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2875: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_UINTPTR_T 1
@@ -2884,7 +2885,7 @@ rm -f conftest*
 echo "$ac_t""$have_uintptr_t" 1>&6
 if test "$have_uintptr_t" = yes ; then
 echo $ac_n "checking size of uintptr_t""... $ac_c" 1>&6
-echo "configure:2888: checking size of uintptr_t" >&5
+echo "configure:2889: checking size of uintptr_t" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_uintptr_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2892,7 +2893,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2896 "configure"
+#line 2897 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2903,7 +2904,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2907: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2908: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_uintptr_t=`cat conftestval`
 else
@@ -2926,7 +2927,7 @@ fi
 
 # Hmph. AC_CHECK_SIZEOF() doesn't include <sys/types.h>.
 echo $ac_n "checking size of off_t""... $ac_c" 1>&6
-echo "configure:2930: checking size of off_t" >&5
+echo "configure:2931: checking size of off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2934,7 +2935,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2938 "configure"
+#line 2939 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <sys/types.h>
@@ -2946,7 +2947,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2950: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2951: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_off_t=`cat conftestval`
 else
@@ -2968,7 +2969,7 @@ EOF
 
 
 echo $ac_n "checking whether to enable large file support""... $ac_c" 1>&6
-echo "configure:2972: checking whether to enable large file support" >&5
+echo "configure:2973: checking whether to enable large file support" >&5
 if test "$have_long_long" = yes -a \
 	"$ac_cv_sizeof_off_t" -gt "$ac_cv_sizeof_long" -a \
 	"$ac_cv_sizeof_long_long" -ge "$ac_cv_sizeof_off_t"; then
@@ -2983,7 +2984,7 @@ fi
 
 # AC_CHECK_SIZEOF() doesn't include <time.h>.
 echo $ac_n "checking size of time_t""... $ac_c" 1>&6
-echo "configure:2987: checking size of time_t" >&5
+echo "configure:2988: checking size of time_t" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_time_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2991,7 +2992,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2995 "configure"
+#line 2996 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <time.h>
@@ -3003,7 +3004,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:3007: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3008: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_time_t=`cat conftestval`
 else
@@ -3027,17 +3028,17 @@ EOF
 
 # if have pthread_t then define SIZEOF_PTHREAD_T
 echo $ac_n "checking for pthread_t""... $ac_c" 1>&6
-echo "configure:3031: checking for pthread_t" >&5
+echo "configure:3032: checking for pthread_t" >&5
 have_pthread_t=no
 cat > conftest.$ac_ext <<EOF
-#line 3034 "configure"
+#line 3035 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 int main() {
 pthread_t x; x = *(pthread_t*)0;
 ; return 0; }
 EOF
-if { (eval echo configure:3041: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3042: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   have_pthread_t=yes
 else
@@ -3049,7 +3050,7 @@ echo "$ac_t""$have_pthread_t" 1>&6
 if test "$have_pthread_t" = yes ; then
   # AC_CHECK_SIZEOF() doesn't include <pthread.h>.
   echo $ac_n "checking size of pthread_t""... $ac_c" 1>&6
-echo "configure:3053: checking size of pthread_t" >&5
+echo "configure:3054: checking size of pthread_t" >&5
   if eval "test \"`echo '$''{'ac_cv_sizeof_pthread_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3057,7 +3058,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 3061 "configure"
+#line 3062 "configure"
 #include "confdefs.h"
 #include <stdio.h>
   #include <pthread.h>
@@ -3069,7 +3070,7 @@ else
     exit(0);
   }
 EOF
-if { (eval echo configure:3073: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3074: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_pthread_t=`cat conftestval`
 else
@@ -3107,7 +3108,7 @@ case $ac_sys_system/$ac_sys_release in
 esac
 
 echo $ac_n "checking for --with-next-framework""... $ac_c" 1>&6
-echo "configure:3111: checking for --with-next-framework" >&5
+echo "configure:3112: checking for --with-next-framework" >&5
 if test "$with_next_framework"
 then
 	OPT="$OPT -fno-common"
@@ -3124,7 +3125,7 @@ else
 fi
 
 echo $ac_n "checking for --with-dyld""... $ac_c" 1>&6
-echo "configure:3128: checking for --with-dyld" >&5
+echo "configure:3129: checking for --with-dyld" >&5
 if test "$with_next_framework" -o "$with_dyld"
 then
 	if test "$with_dyld"
@@ -3151,7 +3152,7 @@ fi
 # SO is the extension of shared libraries `(including the dot!)
 # -- usually .so, .sl on HP-UX, .dll on Cygwin
 echo $ac_n "checking SO""... $ac_c" 1>&6
-echo "configure:3155: checking SO" >&5
+echo "configure:3156: checking SO" >&5
 if test -z "$SO"
 then
 	case $ac_sys_system in
@@ -3166,7 +3167,7 @@ echo "$ac_t""$SO" 1>&6
 # (Shared libraries in this instance are shared modules to be loaded into
 # Python, as opposed to building Python itself as a shared library.)
 echo $ac_n "checking LDSHARED""... $ac_c" 1>&6
-echo "configure:3170: checking LDSHARED" >&5
+echo "configure:3171: checking LDSHARED" >&5
 if test -z "$LDSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -3231,7 +3232,7 @@ BLDSHARED=${BLDSHARED-$LDSHARED}
 # CCSHARED are the C *flags* used to create objects to go into a shared
 # library (module) -- this is only needed for a few systems
 echo $ac_n "checking CCSHARED""... $ac_c" 1>&6
-echo "configure:3235: checking CCSHARED" >&5
+echo "configure:3236: checking CCSHARED" >&5
 if test -z "$CCSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -3264,7 +3265,7 @@ echo "$ac_t""$CCSHARED" 1>&6
 # LINKFORSHARED are the flags passed to the $(CC) command that links
 # the python executable -- this is only needed for a few systems
 echo $ac_n "checking LINKFORSHARED""... $ac_c" 1>&6
-echo "configure:3268: checking LINKFORSHARED" >&5
+echo "configure:3269: checking LINKFORSHARED" >&5
 if test -z "$LINKFORSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -3302,7 +3303,7 @@ echo "$ac_t""$LINKFORSHARED" 1>&6
 
 
 echo $ac_n "checking CFLAGSFORSHARED""... $ac_c" 1>&6
-echo "configure:3306: checking CFLAGSFORSHARED" >&5
+echo "configure:3307: checking CFLAGSFORSHARED" >&5
 if test ! "$LIBRARY" = "$LDLIBRARY"
 then
 	case $ac_sys_system in
@@ -3318,7 +3319,7 @@ echo "$ac_t""$CFLAGSFORSHARED" 1>&6
 
 # checks for libraries
 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:3322: checking for dlopen in -ldl" >&5
+echo "configure:3323: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3326,7 +3327,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3330 "configure"
+#line 3331 "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
@@ -3337,7 +3338,7 @@ int main() {
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:3341: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3342: \"$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
@@ -3365,7 +3366,7 @@ else
 fi
 	# Dynamic linking for SunOS/Solaris and SYSV
 echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
-echo "configure:3369: checking for shl_load in -ldld" >&5
+echo "configure:3370: checking for shl_load in -ldld" >&5
 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3373,7 +3374,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3377 "configure"
+#line 3378 "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
@@ -3384,7 +3385,7 @@ int main() {
 shl_load()
 ; return 0; }
 EOF
-if { (eval echo configure:3388: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3389: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3415,16 +3416,16 @@ fi
 # checks for system dependent C++ extensions support
 case "$ac_sys_system" in
 	AIX*)	echo $ac_n "checking for genuine AIX C++ extensions support""... $ac_c" 1>&6
-echo "configure:3419: checking for genuine AIX C++ extensions support" >&5
+echo "configure:3420: checking for genuine AIX C++ extensions support" >&5
 		cat > conftest.$ac_ext <<EOF
-#line 3421 "configure"
+#line 3422 "configure"
 #include "confdefs.h"
 #include "/usr/lpp/xlC/include/load.h"
 int main() {
 loadAndInit("", 0, "")
 ; return 0; }
 EOF
-if { (eval echo configure:3428: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3429: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define AIX_GENUINE_CPLUSPLUS 1
@@ -3448,7 +3449,7 @@ case "$ac_sys_system" in
 IRIX*) ;;
 *)
 echo $ac_n "checking for t_open in -lnsl""... $ac_c" 1>&6
-echo "configure:3452: checking for t_open in -lnsl" >&5
+echo "configure:3453: checking for t_open in -lnsl" >&5
 ac_lib_var=`echo nsl'_'t_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3456,7 +3457,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3460 "configure"
+#line 3461 "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
@@ -3467,7 +3468,7 @@ int main() {
 t_open()
 ; return 0; }
 EOF
-if { (eval echo configure:3471: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3472: \"$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
@@ -3488,7 +3489,7 @@ else
 fi
  # SVR4
 echo $ac_n "checking for socket in -lsocket""... $ac_c" 1>&6
-echo "configure:3492: checking for socket in -lsocket" >&5
+echo "configure:3493: checking for socket in -lsocket" >&5
 ac_lib_var=`echo socket'_'socket | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3496,7 +3497,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket $LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3500 "configure"
+#line 3501 "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
@@ -3507,7 +3508,7 @@ int main() {
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:3511: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3512: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3532,7 +3533,7 @@ esac
 case "$ac_sys_system" in
 BeOS*)
 echo $ac_n "checking for socket in -lnet""... $ac_c" 1>&6
-echo "configure:3536: checking for socket in -lnet" >&5
+echo "configure:3537: checking for socket in -lnet" >&5
 ac_lib_var=`echo net'_'socket | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3540,7 +3541,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnet $LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3544 "configure"
+#line 3545 "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
@@ -3551,7 +3552,7 @@ int main() {
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:3555: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3556: \"$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
@@ -3575,7 +3576,7 @@ fi
 esac
 
 echo $ac_n "checking for --with-libs""... $ac_c" 1>&6
-echo "configure:3579: checking for --with-libs" >&5
+echo "configure:3580: checking for --with-libs" >&5
 # Check whether --with-libs or --without-libs was given.
 if test "${with_libs+set}" = set; then
   withval="$with_libs"
@@ -3592,7 +3593,7 @@ fi
 
 
 echo $ac_n "checking for --with-signal-module""... $ac_c" 1>&6
-echo "configure:3596: checking for --with-signal-module" >&5
+echo "configure:3597: checking for --with-signal-module" >&5
 # Check whether --with-signal-module or --without-signal-module was given.
 if test "${with_signal_module+set}" = set; then
   withval="$with_signal_module"
@@ -3618,7 +3619,7 @@ fi
 USE_THREAD_MODULE=""
 
 echo $ac_n "checking for --with-dec-threads""... $ac_c" 1>&6
-echo "configure:3622: checking for --with-dec-threads" >&5
+echo "configure:3623: checking for --with-dec-threads" >&5
 
 # Check whether --with-dec-threads or --without-dec-threads was given.
 if test "${with_dec_threads+set}" = set; then
@@ -3635,7 +3636,7 @@ fi
 
 
 echo $ac_n "checking for --with-threads""... $ac_c" 1>&6
-echo "configure:3639: checking for --with-threads" >&5
+echo "configure:3640: checking for --with-threads" >&5
 # Check whether --with-threads or --without-threads was given.
 if test "${with_threads+set}" = set; then
   withval="$with_threads"
@@ -3687,17 +3688,17 @@ EOF
 
 	ac_safe=`echo "mach/cthreads.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for mach/cthreads.h""... $ac_c" 1>&6
-echo "configure:3691: checking for mach/cthreads.h" >&5
+echo "configure:3692: checking for mach/cthreads.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3696 "configure"
+#line 3697 "configure"
 #include "confdefs.h"
 #include <mach/cthreads.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3701: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3702: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3726,7 +3727,7 @@ else
   echo "$ac_t""no" 1>&6
 
 	echo $ac_n "checking for --with-pth""... $ac_c" 1>&6
-echo "configure:3730: checking for --with-pth" >&5
+echo "configure:3731: checking for --with-pth" >&5
 	# Check whether --with-pth or --without-pth was given.
 if test "${with_pth+set}" = set; then
   withval="$with_pth"
@@ -3746,7 +3747,7 @@ else
   
 	echo "$ac_t""no" 1>&6
 	echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:3750: checking for pthread_create in -lpthread" >&5
+echo "configure:3751: checking for pthread_create in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3754,7 +3755,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3758 "configure"
+#line 3759 "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
@@ -3765,7 +3766,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3769: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3770: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3794,12 +3795,12 @@ else
   echo "$ac_t""no" 1>&6
 
 	echo $ac_n "checking for pthread_detach""... $ac_c" 1>&6
-echo "configure:3798: checking for pthread_detach" >&5
+echo "configure:3799: checking for pthread_detach" >&5
 if eval "test \"`echo '$''{'ac_cv_func_pthread_detach'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3803 "configure"
+#line 3804 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char pthread_detach(); below.  */
@@ -3822,7 +3823,7 @@ pthread_detach();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3826: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3827: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_pthread_detach=yes"
 else
@@ -3853,17 +3854,17 @@ else
 
 	ac_safe=`echo "kernel/OS.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for kernel/OS.h""... $ac_c" 1>&6
-echo "configure:3857: checking for kernel/OS.h" >&5
+echo "configure:3858: checking for kernel/OS.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3862 "configure"
+#line 3863 "configure"
 #include "confdefs.h"
 #include <kernel/OS.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3867: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3868: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3892,7 +3893,7 @@ else
   echo "$ac_t""no" 1>&6
 
 	echo $ac_n "checking for pthread_create in -lpthreads""... $ac_c" 1>&6
-echo "configure:3896: checking for pthread_create in -lpthreads" >&5
+echo "configure:3897: checking for pthread_create in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3900,7 +3901,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3904 "configure"
+#line 3905 "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
@@ -3911,7 +3912,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3915: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3916: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3940,7 +3941,7 @@ else
   echo "$ac_t""no" 1>&6
 
 	echo $ac_n "checking for pthread_create in -lc_r""... $ac_c" 1>&6
-echo "configure:3944: checking for pthread_create in -lc_r" >&5
+echo "configure:3945: checking for pthread_create in -lc_r" >&5
 ac_lib_var=`echo c_r'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3948,7 +3949,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lc_r  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3952 "configure"
+#line 3953 "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
@@ -3959,7 +3960,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3963: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3964: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3988,7 +3989,7 @@ else
   echo "$ac_t""no" 1>&6
 
 	echo $ac_n "checking for __d6_pthread_create in -lthread""... $ac_c" 1>&6
-echo "configure:3992: checking for __d6_pthread_create in -lthread" >&5
+echo "configure:3993: checking for __d6_pthread_create in -lthread" >&5
 ac_lib_var=`echo thread'_'__d6_pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3996,7 +3997,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4000 "configure"
+#line 4001 "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
@@ -4007,7 +4008,7 @@ int main() {
 __d6_pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4011: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4012: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4036,7 +4037,7 @@ else
   echo "$ac_t""no" 1>&6
 
 	echo $ac_n "checking for __pthread_create_system in -lpthread""... $ac_c" 1>&6
-echo "configure:4040: checking for __pthread_create_system in -lpthread" >&5
+echo "configure:4041: checking for __pthread_create_system in -lpthread" >&5
 ac_lib_var=`echo pthread'_'__pthread_create_system | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4044,7 +4045,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4048 "configure"
+#line 4049 "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
@@ -4055,7 +4056,7 @@ int main() {
 __pthread_create_system()
 ; return 0; }
 EOF
-if { (eval echo configure:4059: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4060: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4084,7 +4085,7 @@ else
   echo "$ac_t""no" 1>&6
 
 	echo $ac_n "checking for pthread_create in -lcma""... $ac_c" 1>&6
-echo "configure:4088: checking for pthread_create in -lcma" >&5
+echo "configure:4089: checking for pthread_create in -lcma" >&5
 ac_lib_var=`echo cma'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4092,7 +4093,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcma  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4096 "configure"
+#line 4097 "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
@@ -4103,7 +4104,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4107: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4108: \"$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
@@ -4155,7 +4156,7 @@ fi
 
 
 	echo $ac_n "checking for usconfig in -lmpc""... $ac_c" 1>&6
-echo "configure:4159: checking for usconfig in -lmpc" >&5
+echo "configure:4160: checking for usconfig in -lmpc" >&5
 ac_lib_var=`echo mpc'_'usconfig | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4163,7 +4164,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lmpc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4167 "configure"
+#line 4168 "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
@@ -4174,7 +4175,7 @@ int main() {
 usconfig()
 ; return 0; }
 EOF
-if { (eval echo configure:4178: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4179: \"$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
@@ -4201,7 +4202,7 @@ else
 fi
 
 	echo $ac_n "checking for thr_create in -lthread""... $ac_c" 1>&6
-echo "configure:4205: checking for thr_create in -lthread" >&5
+echo "configure:4206: checking for thr_create in -lthread" >&5
 ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4209,7 +4210,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4213 "configure"
+#line 4214 "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
@@ -4220,7 +4221,7 @@ int main() {
 thr_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4224: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4225: \"$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
@@ -4262,7 +4263,7 @@ fi
 
 USE_GC_MODULE=""
 echo $ac_n "checking for --with-cycle-gc""... $ac_c" 1>&6
-echo "configure:4266: checking for --with-cycle-gc" >&5
+echo "configure:4267: checking for --with-cycle-gc" >&5
 # Check whether --with-cycle-gc or --without-cycle-gc was given.
 if test "${with_cycle_gc+set}" = set; then
   withval="$with_cycle_gc"
@@ -4286,7 +4287,7 @@ echo "$ac_t""$with_cycle_gc" 1>&6
 
 # Check for Python-specific malloc support
 echo $ac_n "checking for --with-pymalloc""... $ac_c" 1>&6
-echo "configure:4290: checking for --with-pymalloc" >&5
+echo "configure:4291: checking for --with-pymalloc" >&5
 # Check whether --with-pymalloc or --without-pymalloc was given.
 if test "${with_pymalloc+set}" = set; then
   withval="$with_pymalloc"
@@ -4305,7 +4306,7 @@ fi
 
 # Check for --with-wctype-functions
 echo $ac_n "checking for --with-wctype-functions""... $ac_c" 1>&6
-echo "configure:4309: checking for --with-wctype-functions" >&5
+echo "configure:4310: checking for --with-wctype-functions" >&5
 # Check whether --with-wctype-functions or --without-wctype-functions was given.
 if test "${with_wctype_functions+set}" = set; then
   withval="$with_wctype_functions"
@@ -4327,7 +4328,7 @@ fi
 DLINCLDIR=/
 
 echo $ac_n "checking for --with-sgi-dl""... $ac_c" 1>&6
-echo "configure:4331: checking for --with-sgi-dl" >&5
+echo "configure:4332: checking for --with-sgi-dl" >&5
 # Check whether --with-sgi-dl or --without-sgi-dl was given.
 if test "${with_sgi_dl+set}" = set; then
   withval="$with_sgi_dl"
@@ -4351,7 +4352,7 @@ fi
 
 
 echo $ac_n "checking for --with-dl-dld""... $ac_c" 1>&6
-echo "configure:4355: checking for --with-dl-dld" >&5
+echo "configure:4356: checking for --with-dl-dld" >&5
 # Check whether --with-dl-dld or --without-dl-dld was given.
 if test "${with_dl_dld+set}" = set; then
   withval="$with_dl_dld"
@@ -4380,12 +4381,12 @@ fi
 for ac_func in dlopen
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4384: checking for $ac_func" >&5
+echo "configure:4385: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4389 "configure"
+#line 4390 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4408,7 +4409,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4412: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4413: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4437,7 +4438,7 @@ done
 # loading of modules.
 
 echo $ac_n "checking DYNLOADFILE""... $ac_c" 1>&6
-echo "configure:4441: checking DYNLOADFILE" >&5
+echo "configure:4442: checking DYNLOADFILE" >&5
 if test -z "$DYNLOADFILE"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -4468,7 +4469,7 @@ fi
 
 
 echo $ac_n "checking MACHDEP_OBJS""... $ac_c" 1>&6
-echo "configure:4472: checking MACHDEP_OBJS" >&5
+echo "configure:4473: checking MACHDEP_OBJS" >&5
 if test -z "$MACHDEP_OBJS"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -4498,12 +4499,12 @@ for ac_func in alarm chown clock confstr ctermid ctermid_r execv \
  truncate uname waitpid _getpty getpriority
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4502: checking for $ac_func" >&5
+echo "configure:4503: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4507 "configure"
+#line 4508 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4526,7 +4527,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4530: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4531: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4556,12 +4557,12 @@ done
 for ac_func in openpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4560: checking for $ac_func" >&5
+echo "configure:4561: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4565 "configure"
+#line 4566 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4584,7 +4585,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4588: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4589: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4606,7 +4607,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for openpty in -lutil""... $ac_c" 1>&6
-echo "configure:4610: checking for openpty in -lutil" >&5
+echo "configure:4611: checking for openpty in -lutil" >&5
 ac_lib_var=`echo util'_'openpty | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4614,7 +4615,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4618 "configure"
+#line 4619 "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
@@ -4625,7 +4626,7 @@ int main() {
 openpty()
 ; return 0; }
 EOF
-if { (eval echo configure:4629: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4630: \"$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
@@ -4654,12 +4655,12 @@ done
 for ac_func in forkpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4658: checking for $ac_func" >&5
+echo "configure:4659: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4663 "configure"
+#line 4664 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4682,7 +4683,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4686: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4687: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4704,7 +4705,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for forkpty in -lutil""... $ac_c" 1>&6
-echo "configure:4708: checking for forkpty in -lutil" >&5
+echo "configure:4709: checking for forkpty in -lutil" >&5
 ac_lib_var=`echo util'_'forkpty | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4712,7 +4713,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4716 "configure"
+#line 4717 "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
@@ -4723,7 +4724,7 @@ int main() {
 forkpty()
 ; return 0; }
 EOF
-if { (eval echo configure:4727: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4728: \"$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
@@ -4754,12 +4755,12 @@ done
 for ac_func in fseek64 fseeko fstatvfs ftell64 ftello statvfs
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4758: checking for $ac_func" >&5
+echo "configure:4759: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4763 "configure"
+#line 4764 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4782,7 +4783,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4786: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4787: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4810,12 +4811,12 @@ done
 for ac_func in dup2 getcwd strdup strerror memmove
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4814: checking for $ac_func" >&5
+echo "configure:4815: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4819 "configure"
+#line 4820 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4838,7 +4839,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4842: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4843: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4867,12 +4868,12 @@ done
 for ac_func in getpgrp
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4871: checking for $ac_func" >&5
+echo "configure:4872: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4876 "configure"
+#line 4877 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4895,7 +4896,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4899: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4900: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4914,14 +4915,14 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 4918 "configure"
+#line 4919 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 getpgrp(0);
 ; return 0; }
 EOF
-if { (eval echo configure:4925: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4926: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define GETPGRP_HAVE_ARG 1
@@ -4940,12 +4941,12 @@ done
 for ac_func in setpgrp
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4944: checking for $ac_func" >&5
+echo "configure:4945: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4949 "configure"
+#line 4950 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4968,7 +4969,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4972: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4973: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4987,14 +4988,14 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 4991 "configure"
+#line 4992 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 setpgrp(0,0);
 ; return 0; }
 EOF
-if { (eval echo configure:4998: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4999: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SETPGRP_HAVE_ARG 1
@@ -5013,12 +5014,12 @@ done
 for ac_func in gettimeofday
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5017: checking for $ac_func" >&5
+echo "configure:5018: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5022 "configure"
+#line 5023 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5041,7 +5042,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5045: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5046: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5060,14 +5061,14 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 5064 "configure"
+#line 5065 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 int main() {
 gettimeofday((struct timeval*)0,(struct timezone*)0);
 ; return 0; }
 EOF
-if { (eval echo configure:5071: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5072: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -5088,12 +5089,12 @@ done
 for ac_func in getaddrinfo
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5092: checking for $ac_func" >&5
+echo "configure:5093: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5097 "configure"
+#line 5098 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5116,7 +5117,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5120: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5121: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5135,13 +5136,13 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  echo $ac_n "checking getaddrinfo bug""... $ac_c" 1>&6
-echo "configure:5139: checking getaddrinfo bug" >&5
+echo "configure:5140: checking getaddrinfo bug" >&5
 if test "$cross_compiling" = yes; then
   echo "$ac_t""buggy" 1>&6
 buggygetaddrinfo=yes
 else
   cat > conftest.$ac_ext <<EOF
-#line 5145 "configure"
+#line 5146 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -5230,7 +5231,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:5234: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5235: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   echo "$ac_t""good" 1>&6
 buggygetaddrinfo=no
@@ -5261,12 +5262,12 @@ fi
 for ac_func in getaddrinfo getnameinfo
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5265: checking for $ac_func" >&5
+echo "configure:5266: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5270 "configure"
+#line 5271 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5289,7 +5290,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5293: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5294: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5316,12 +5317,12 @@ done
 
 # checks for structures
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:5320: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:5321: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5325 "configure"
+#line 5326 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -5330,7 +5331,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:5334: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5335: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -5351,12 +5352,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:5355: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:5356: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5360 "configure"
+#line 5361 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -5364,7 +5365,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:5368: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5369: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -5385,12 +5386,12 @@ EOF
 fi
 
 echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&6
-echo "configure:5389: checking for tm_zone in struct tm" >&5
+echo "configure:5390: checking for tm_zone in struct tm" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm_zone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5394 "configure"
+#line 5395 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
@@ -5398,7 +5399,7 @@ int main() {
 struct tm tm; tm.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:5402: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5403: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm_zone=yes
 else
@@ -5418,12 +5419,12 @@ EOF
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
-echo "configure:5422: checking for tzname" >&5
+echo "configure:5423: checking for tzname" >&5
 if eval "test \"`echo '$''{'ac_cv_var_tzname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5427 "configure"
+#line 5428 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
@@ -5433,7 +5434,7 @@ int main() {
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:5437: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5438: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
@@ -5456,19 +5457,19 @@ fi
 
 
 echo $ac_n "checking for time.h that defines altzone""... $ac_c" 1>&6
-echo "configure:5460: checking for time.h that defines altzone" >&5
+echo "configure:5461: checking for time.h that defines altzone" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time_altzone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5465 "configure"
+#line 5466 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 return altzone;
 ; return 0; }
 EOF
-if { (eval echo configure:5472: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5473: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time_altzone=yes
 else
@@ -5490,9 +5491,9 @@ fi
 
 was_it_defined=no
 echo $ac_n "checking whether sys/select.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:5494: checking whether sys/select.h and sys/time.h may both be included" >&5
+echo "configure:5495: checking whether sys/select.h and sys/time.h may both be included" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5496 "configure"
+#line 5497 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -5503,7 +5504,7 @@ int main() {
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:5507: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5508: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SYS_SELECT_WITH_SYS_TIME 1
@@ -5517,12 +5518,12 @@ rm -f conftest*
 echo "$ac_t""$was_it_defined" 1>&6
 
 echo $ac_n "checking for addrinfo""... $ac_c" 1>&6
-echo "configure:5521: checking for addrinfo" >&5
+echo "configure:5522: checking for addrinfo" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_addrinfo'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5526 "configure"
+#line 5527 "configure"
 #include "confdefs.h"
 
 #		include <netdb.h>
@@ -5530,7 +5531,7 @@ int main() {
 struct addrinfo a
 ; return 0; }
 EOF
-if { (eval echo configure:5534: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5535: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_addrinfo=yes
 else
@@ -5551,12 +5552,12 @@ EOF
 fi
 
 echo $ac_n "checking for sockaddr_storage""... $ac_c" 1>&6
-echo "configure:5555: checking for sockaddr_storage" >&5
+echo "configure:5556: checking for sockaddr_storage" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_sockaddr_storage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5560 "configure"
+#line 5561 "configure"
 #include "confdefs.h"
 
 #		include <sys/types.h>
@@ -5565,7 +5566,7 @@ int main() {
 struct sockaddr_storage s
 ; return 0; }
 EOF
-if { (eval echo configure:5569: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5570: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_sockaddr_storage=yes
 else
@@ -5588,14 +5589,14 @@ fi
 # checks for compiler characteristics
 
 echo $ac_n "checking whether char is unsigned""... $ac_c" 1>&6
-echo "configure:5592: checking whether char is unsigned" >&5
+echo "configure:5593: checking whether char is unsigned" >&5
 if eval "test \"`echo '$''{'ac_cv_c_char_unsigned'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$GCC" = yes; then
   # GCC predefines this symbol on systems where it applies.
 cat > conftest.$ac_ext <<EOF
-#line 5599 "configure"
+#line 5600 "configure"
 #include "confdefs.h"
 #ifdef __CHAR_UNSIGNED__
   yes
@@ -5617,7 +5618,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5621 "configure"
+#line 5622 "configure"
 #include "confdefs.h"
 /* volatile prevents gcc2 from optimizing the test away on sparcs.  */
 #if !defined(__STDC__) || __STDC__ != 1
@@ -5627,7 +5628,7 @@ main() {
   volatile char c = 255; exit(c < 0);
 }
 EOF
-if { (eval echo configure:5631: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5632: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_char_unsigned=yes
 else
@@ -5651,18 +5652,18 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:5655: checking for working const" >&5
+echo "configure:5656: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5660 "configure"
+#line 5661 "configure"
 #include "confdefs.h"
 
 int main() {
 
 /* Ultrix mips cc rejects this.  */
-typedef int charset[2]; const charset x = {0,0};
+typedef int charset[2]; const charset x;
 /* SunOS 4.1.1 cc rejects this.  */
 char const *const *ccp;
 char **p;
@@ -5705,7 +5706,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:5709: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5710: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -5728,16 +5729,16 @@ fi
 
 works=no
 echo $ac_n "checking for working volatile""... $ac_c" 1>&6
-echo "configure:5732: checking for working volatile" >&5
+echo "configure:5733: checking for working volatile" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5734 "configure"
+#line 5735 "configure"
 #include "confdefs.h"
 
 int main() {
 volatile int x; x = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:5741: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5742: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -5754,16 +5755,16 @@ echo "$ac_t""$works" 1>&6
 
 works=no
 echo $ac_n "checking for working signed char""... $ac_c" 1>&6
-echo "configure:5758: checking for working signed char" >&5
+echo "configure:5759: checking for working signed char" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5760 "configure"
+#line 5761 "configure"
 #include "confdefs.h"
 
 int main() {
 signed char c;
 ; return 0; }
 EOF
-if { (eval echo configure:5767: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5768: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -5780,16 +5781,16 @@ echo "$ac_t""$works" 1>&6
 
 have_prototypes=no
 echo $ac_n "checking for prototypes""... $ac_c" 1>&6
-echo "configure:5784: checking for prototypes" >&5
+echo "configure:5785: checking for prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5786 "configure"
+#line 5787 "configure"
 #include "confdefs.h"
 int foo(int x) { return 0; }
 int main() {
 return foo(10);
 ; return 0; }
 EOF
-if { (eval echo configure:5793: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5794: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_PROTOTYPES 1
@@ -5804,9 +5805,9 @@ echo "$ac_t""$have_prototypes" 1>&6
 
 works=no
 echo $ac_n "checking for variable length prototypes and stdarg.h""... $ac_c" 1>&6
-echo "configure:5808: checking for variable length prototypes and stdarg.h" >&5
+echo "configure:5809: checking for variable length prototypes and stdarg.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5810 "configure"
+#line 5811 "configure"
 #include "confdefs.h"
 
 #include <stdarg.h>
@@ -5823,7 +5824,7 @@ int main() {
 return foo(10, "", 3.14);
 ; return 0; }
 EOF
-if { (eval echo configure:5827: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5828: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_STDARG_PROTOTYPES 1
@@ -5839,16 +5840,16 @@ echo "$ac_t""$works" 1>&6
 if test "$have_prototypes" = yes; then
 bad_prototypes=no
 echo $ac_n "checking for bad exec* prototypes""... $ac_c" 1>&6
-echo "configure:5843: checking for bad exec* prototypes" >&5
+echo "configure:5844: checking for bad exec* prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5845 "configure"
+#line 5846 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 char **t;execve("@",t,t);
 ; return 0; }
 EOF
-if { (eval echo configure:5852: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5853: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -5865,9 +5866,9 @@ fi
 
 # check if sockaddr has sa_len member
 echo $ac_n "checking if sockaddr has sa_len member""... $ac_c" 1>&6
-echo "configure:5869: checking if sockaddr has sa_len member" >&5
+echo "configure:5870: checking if sockaddr has sa_len member" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5871 "configure"
+#line 5872 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -5876,7 +5877,7 @@ struct sockaddr x;
 x.sa_len = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:5880: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5881: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	cat >> confdefs.h <<\EOF
@@ -5893,12 +5894,12 @@ rm -f conftest*
 
 bad_forward=no
 echo $ac_n "checking for bad static forward""... $ac_c" 1>&6
-echo "configure:5897: checking for bad static forward" >&5
+echo "configure:5898: checking for bad static forward" >&5
 if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5902 "configure"
+#line 5903 "configure"
 #include "confdefs.h"
 
 struct s { int a; int b; };
@@ -5914,7 +5915,7 @@ main() {
 }
 
 EOF
-if { (eval echo configure:5918: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5919: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -5933,9 +5934,9 @@ echo "$ac_t""$bad_forward" 1>&6
 
 va_list_is_array=no
 echo $ac_n "checking whether va_list is an array""... $ac_c" 1>&6
-echo "configure:5937: checking whether va_list is an array" >&5
+echo "configure:5938: checking whether va_list is an array" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5939 "configure"
+#line 5940 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_STDARG_PROTOTYPES
@@ -5948,7 +5949,7 @@ int main() {
 va_list list1, list2; list1 = list2;
 ; return 0; }
 EOF
-if { (eval echo configure:5952: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5953: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -5964,12 +5965,12 @@ echo "$ac_t""$va_list_is_array" 1>&6
 
 # sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
 echo $ac_n "checking for gethostbyname_r""... $ac_c" 1>&6
-echo "configure:5968: checking for gethostbyname_r" >&5
+echo "configure:5969: checking for gethostbyname_r" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyname_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5973 "configure"
+#line 5974 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname_r(); below.  */
@@ -5992,7 +5993,7 @@ gethostbyname_r();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5996: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5997: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname_r=yes"
 else
@@ -6012,11 +6013,11 @@ if eval "test \"`echo '$ac_cv_func_'gethostbyname_r`\" = yes"; then
 EOF
 
   echo $ac_n "checking gethostbyname_r with 6 args""... $ac_c" 1>&6
-echo "configure:6016: checking gethostbyname_r with 6 args" >&5
+echo "configure:6017: checking gethostbyname_r with 6 args" >&5
   OLD_CFLAGS=$CFLAGS
   CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 6020 "configure"
+#line 6021 "configure"
 #include "confdefs.h"
 
 #   include <netdb.h>
@@ -6033,7 +6034,7 @@ int main() {
   
 ; return 0; }
 EOF
-if { (eval echo configure:6037: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6038: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
     cat >> confdefs.h <<\EOF
@@ -6053,9 +6054,9 @@ else
   
     echo "$ac_t""no" 1>&6
     echo $ac_n "checking gethostbyname_r with 5 args""... $ac_c" 1>&6
-echo "configure:6057: checking gethostbyname_r with 5 args" >&5
+echo "configure:6058: checking gethostbyname_r with 5 args" >&5
     cat > conftest.$ac_ext <<EOF
-#line 6059 "configure"
+#line 6060 "configure"
 #include "confdefs.h"
 
 #     include <netdb.h>
@@ -6072,7 +6073,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:6076: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6077: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
       cat >> confdefs.h <<\EOF
@@ -6092,9 +6093,9 @@ else
   
       echo "$ac_t""no" 1>&6
       echo $ac_n "checking gethostbyname_r with 3 args""... $ac_c" 1>&6
-echo "configure:6096: checking gethostbyname_r with 3 args" >&5
+echo "configure:6097: checking gethostbyname_r with 3 args" >&5
       cat > conftest.$ac_ext <<EOF
-#line 6098 "configure"
+#line 6099 "configure"
 #include "confdefs.h"
 
 #       include <netdb.h>
@@ -6109,7 +6110,7 @@ int main() {
       
 ; return 0; }
 EOF
-if { (eval echo configure:6113: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6114: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
         cat >> confdefs.h <<\EOF
@@ -6145,12 +6146,12 @@ else
   for ac_func in gethostbyname
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6149: checking for $ac_func" >&5
+echo "configure:6150: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6154 "configure"
+#line 6155 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6173,7 +6174,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6177: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6178: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6211,12 +6212,12 @@ fi
 
 # Linux requires this for correct f.p. operations
 echo $ac_n "checking for __fpu_control""... $ac_c" 1>&6
-echo "configure:6215: checking for __fpu_control" >&5
+echo "configure:6216: checking for __fpu_control" >&5
 if eval "test \"`echo '$''{'ac_cv_func___fpu_control'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6220 "configure"
+#line 6221 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char __fpu_control(); below.  */
@@ -6239,7 +6240,7 @@ __fpu_control();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6243: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6244: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func___fpu_control=yes"
 else
@@ -6257,7 +6258,7 @@ if eval "test \"`echo '$ac_cv_func_'__fpu_control`\" = yes"; then
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for __fpu_control in -lieee""... $ac_c" 1>&6
-echo "configure:6261: checking for __fpu_control in -lieee" >&5
+echo "configure:6262: checking for __fpu_control in -lieee" >&5
 ac_lib_var=`echo ieee'_'__fpu_control | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6265,7 +6266,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lieee  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6269 "configure"
+#line 6270 "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
@@ -6276,7 +6277,7 @@ int main() {
 __fpu_control()
 ; return 0; }
 EOF
-if { (eval echo configure:6280: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6281: \"$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
@@ -6309,7 +6310,7 @@ fi
 
 # Check for --with-fpectl
 echo $ac_n "checking for --with-fpectl""... $ac_c" 1>&6
-echo "configure:6313: checking for --with-fpectl" >&5
+echo "configure:6314: checking for --with-fpectl" >&5
 # Check whether --with-fpectl or --without-fpectl was given.
 if test "${with_fpectl+set}" = set; then
   withval="$with_fpectl"
@@ -6335,7 +6336,7 @@ BeOS) ;;
 *) LIBM=-lm
 esac
 echo $ac_n "checking for --with-libm=STRING""... $ac_c" 1>&6
-echo "configure:6339: checking for --with-libm=STRING" >&5
+echo "configure:6340: checking for --with-libm=STRING" >&5
 # Check whether --with-libm or --without-libm was given.
 if test "${with_libm+set}" = set; then
   withval="$with_libm"
@@ -6356,7 +6357,7 @@ fi
 # check for --with-libc=...
 
 echo $ac_n "checking for --with-libc=STRING""... $ac_c" 1>&6
-echo "configure:6360: checking for --with-libc=STRING" >&5
+echo "configure:6361: checking for --with-libc=STRING" >&5
 # Check whether --with-libc or --without-libc was given.
 if test "${with_libc+set}" = set; then
   withval="$with_libc"
@@ -6380,12 +6381,12 @@ LIBS="$LIBS $LIBM"
 for ac_func in hypot
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6384: checking for $ac_func" >&5
+echo "configure:6385: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6389 "configure"
+#line 6390 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6408,7 +6409,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6412: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6413: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6438,7 +6439,7 @@ LIBS=$LIBS_SAVE
 
 # check whether malloc(0) returns NULL or not
 echo $ac_n "checking what malloc(0) returns""... $ac_c" 1>&6
-echo "configure:6442: checking what malloc(0) returns" >&5
+echo "configure:6443: checking what malloc(0) returns" >&5
 if eval "test \"`echo '$''{'ac_cv_malloc_zero'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6446,7 +6447,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 6450 "configure"
+#line 6451 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #ifdef HAVE_STDLIB
@@ -6465,7 +6466,7 @@ main() {
 	exit(0);
 }
 EOF
-if { (eval echo configure:6469: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6470: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_malloc_zero=nonnull
 else
@@ -6491,17 +6492,17 @@ fi
 # check for wchar.h
 ac_safe=`echo "wchar.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for wchar.h""... $ac_c" 1>&6
-echo "configure:6495: checking for wchar.h" >&5
+echo "configure:6496: checking for wchar.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6500 "configure"
+#line 6501 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6505: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6506: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6532,7 +6533,7 @@ fi
 if test "$wchar_h" = yes
 then
   echo $ac_n "checking size of wchar_t""... $ac_c" 1>&6
-echo "configure:6536: checking size of wchar_t" >&5
+echo "configure:6537: checking size of wchar_t" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_wchar_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6540,7 +6541,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 6544 "configure"
+#line 6545 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -6551,7 +6552,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6555: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6556: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_wchar_t=`cat conftestval`
 else
@@ -6573,7 +6574,7 @@ EOF
 fi
 
 echo $ac_n "checking what type to use for unicode""... $ac_c" 1>&6
-echo "configure:6577: checking what type to use for unicode" >&5
+echo "configure:6578: checking what type to use for unicode" >&5
 # Check whether --enable-unicode or --disable-unicode was given.
 if test "${enable_unicode+set}" = set; then
   enableval="$enable_unicode"
@@ -6645,14 +6646,14 @@ fi
 
 # check for endianness
 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:6649: checking whether byte ordering is bigendian" >&5
+echo "configure:6650: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_bigendian=unknown
 # See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 6656 "configure"
+#line 6657 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -6663,11 +6664,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:6667: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6668: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat > conftest.$ac_ext <<EOF
-#line 6671 "configure"
+#line 6672 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -6678,7 +6679,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:6682: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6683: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -6698,7 +6699,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 6702 "configure"
+#line 6703 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -6711,7 +6712,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:6715: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6716: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -6738,7 +6739,7 @@ fi
 # Check whether right shifting a negative integer extends the sign bit
 # or fills with zeros (like the Cray J90, according to Tim Peters).
 echo $ac_n "checking whether right shift extends the sign bit""... $ac_c" 1>&6
-echo "configure:6742: checking whether right shift extends the sign bit" >&5
+echo "configure:6743: checking whether right shift extends the sign bit" >&5
 if eval "test \"`echo '$''{'ac_cv_rshift_extends_sign'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6747,7 +6748,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 6751 "configure"
+#line 6752 "configure"
 #include "confdefs.h"
 
 int main()
@@ -6756,7 +6757,7 @@ int main()
 }
 
 EOF
-if { (eval echo configure:6760: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6761: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_rshift_extends_sign=yes
 else
@@ -6781,13 +6782,13 @@ fi
 
 # check for getc_unlocked and related locking functions
 echo $ac_n "checking for getc_unlocked() and friends""... $ac_c" 1>&6
-echo "configure:6785: checking for getc_unlocked() and friends" >&5
+echo "configure:6786: checking for getc_unlocked() and friends" >&5
 if eval "test \"`echo '$''{'ac_cv_have_getc_unlocked'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 cat > conftest.$ac_ext <<EOF
-#line 6791 "configure"
+#line 6792 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
@@ -6799,7 +6800,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:6803: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6804: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_have_getc_unlocked=yes
 else
@@ -6822,7 +6823,7 @@ fi
 
 # check for readline 4.2
 echo $ac_n "checking for rl_completion_matches in -lreadline""... $ac_c" 1>&6
-echo "configure:6826: checking for rl_completion_matches in -lreadline" >&5
+echo "configure:6827: checking for rl_completion_matches in -lreadline" >&5
 ac_lib_var=`echo readline'_'rl_completion_matches | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6830,7 +6831,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lreadline -ltermcap $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6834 "configure"
+#line 6835 "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
@@ -6841,7 +6842,7 @@ int main() {
 rl_completion_matches()
 ; return 0; }
 EOF
-if { (eval echo configure:6845: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6846: \"$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
@@ -6866,7 +6867,7 @@ fi
 
 
 echo $ac_n "checking for broken nice()""... $ac_c" 1>&6
-echo "configure:6870: checking for broken nice()" >&5
+echo "configure:6871: checking for broken nice()" >&5
 if eval "test \"`echo '$''{'ac_cv_broken_nice'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6875,7 +6876,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 6879 "configure"
+#line 6880 "configure"
 #include "confdefs.h"
 
 int main()
@@ -6887,7 +6888,7 @@ int main()
 }
 
 EOF
-if { (eval echo configure:6891: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6892: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_broken_nice=yes
 else
@@ -6918,12 +6919,12 @@ cat >> confdefs.h <<\EOF
 #endif
 EOF
 echo $ac_n "checking for socklen_t""... $ac_c" 1>&6
-echo "configure:6922: checking for socklen_t" >&5
+echo "configure:6923: checking for socklen_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_socklen_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6927 "configure"
+#line 6928 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6972,7 +6973,7 @@ done
 
 SRCDIRS="Parser Grammar Objects Python Modules"
 echo $ac_n "checking for build directories""... $ac_c" 1>&6
-echo "configure:6976: checking for build directories" >&5
+echo "configure:6977: checking for build directories" >&5
 for dir in $SRCDIRS; do
     if test ! -d $dir; then
         mkdir $dir
diff --git a/configure.in b/configure.in
index bcdbc670b20..c6b7a5500e6 100644
--- a/configure.in
+++ b/configure.in
@@ -385,7 +385,8 @@ else
 fi
 
 # Check for enable-ipv6
-OPT="$OPT -Dss_family=__ss_family -Dss_len=__ss_len"
+# XXX definition of ss_family disabled until author clarifies rationale.
+# DEFS="$DEFS -Dss_family=__ss_family -Dss_len=__ss_len"
 AC_MSG_CHECKING([whether to enable ipv6])
 AC_ARG_ENABLE(ipv6,
 [  --enable-ipv6                   Enable ipv6 (with ipv4) support