diff --git a/configure b/configure
index 7bac929..8cc98d8 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# From configure.in Revision: 1.287 
+# From configure.in Revision: 1.288 
 
 # Guess values for system-dependent variables and create Makefiles.
 # Generated automatically using autoconf version 2.13 
@@ -3182,7 +3182,7 @@
 			# No framework. Ignore undefined symbols, assuming they come from Python
 			LDSHARED="$LDSHARED -flat_namespace -undefined suppress"
 		fi ;;
-	Linux*) LDSHARED="gcc -shared";;
+	Linux*|GNU*) LDSHARED="gcc -shared";;
 	dgux*) LDSHARED="ld -G";;
 	BSD/OS*/4*) LDSHARED="gcc -shared";;
 	OpenBSD*|NetBSD*|FreeBSD*)
@@ -3219,7 +3219,7 @@
 		 then CCSHARED="-fPIC";
 		 else CCSHARED="+z";
 		 fi;;
-	Linux*) CCSHARED="-fPIC";;
+	Linux*|GNU*) CCSHARED="-fPIC";;
 	BSD/OS*/4*) CCSHARED="-fpic";;
 	FreeBSD*|NetBSD*|OpenBSD*) CCSHARED="-fPIC";;
 	OpenUNIX*|UnixWare*)
@@ -3248,7 +3248,7 @@
 	hp*|HP*)
 	    LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
 	BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
-	Linux*) LINKFORSHARED="-Xlinker -export-dynamic";;
+	Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
 	# -u libsys_s pulls in all symbols in libsys
 	Darwin/*) 
 		# -u __dummy makes the linker aware of the objc runtime
@@ -3702,16 +3702,16 @@
 #define _REENTRANT 1
 EOF
 
-    ac_safe=`echo "mach/cthreads.h" | sed 'y%./+-%__p_%'`
-echo $ac_n "checking for mach/cthreads.h""... $ac_c" 1>&6
-echo "configure:3708: checking for mach/cthreads.h" >&5
+    ac_safe=`echo "cthreads.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for cthreads.h""... $ac_c" 1>&6
+echo "configure:3708: checking for cthreads.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
 #line 3713 "configure"
 #include "confdefs.h"
-#include <mach/cthreads.h>
+#include <cthreads.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
 { (eval echo configure:3718: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
@@ -3738,12 +3738,61 @@
 #define C_THREADS 1
 EOF
 
+    cat >> confdefs.h <<\EOF
+#define HURD_C_THREADS 1
+EOF
+
+    LIBS="$LIBS -lthreads"
+    LIBOBJS="$LIBOBJS thread.o"
+else
+  echo "$ac_t""no" 1>&6
+
+    ac_safe=`echo "mach/cthreads.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for mach/cthreads.h""... $ac_c" 1>&6
+echo "configure:3753: checking for mach/cthreads.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3758 "configure"
+#include "confdefs.h"
+#include <mach/cthreads.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:3763: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+  rm -rf conftest*
+  eval "ac_cv_header_$ac_safe=yes"
+else
+  echo "$ac_err" >&5
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  cat >> confdefs.h <<\EOF
+#define WITH_THREAD 1
+EOF
+
+    cat >> confdefs.h <<\EOF
+#define C_THREADS 1
+EOF
+
+    cat >> confdefs.h <<\EOF
+#define MACH_C_THREADS 1
+EOF
+
     LIBOBJS="$LIBOBJS thread.o"
 else
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for --with-pth""... $ac_c" 1>&6
-echo "configure:3747: checking for --with-pth" >&5
+echo "configure:3796: checking for --with-pth" >&5
     # Check whether --with-pth or --without-pth was given.
 if test "${with_pth+set}" = set; then
   withval="$with_pth"
@@ -3769,9 +3818,9 @@
     _libs=$LIBS
     LIBS="$LIBS -lpthread"
     echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:3773: checking for pthread_create in -lpthread" >&5
+echo "configure:3822: checking for pthread_create in -lpthread" >&5
     cat > conftest.$ac_ext <<EOF
-#line 3775 "configure"
+#line 3824 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 
@@ -3781,7 +3830,7 @@
 pthread_create (NULL, NULL, start_routine, NULL)
 ; return 0; }
 EOF
-if { (eval echo configure:3785: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3834: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   
     echo "$ac_t""yes" 1>&6
@@ -3798,12 +3847,12 @@
   
     LIBS=$_libs
     echo $ac_n "checking for pthread_detach""... $ac_c" 1>&6
-echo "configure:3802: checking for pthread_detach" >&5
+echo "configure:3851: checking for pthread_detach" >&5
 if eval "test \"`echo '$''{'ac_cv_func_pthread_detach'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3807 "configure"
+#line 3856 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char pthread_detach(); below.  */
@@ -3826,7 +3875,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:3830: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3879: \"$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
@@ -3851,17 +3900,17 @@
 
     ac_safe=`echo "kernel/OS.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for kernel/OS.h""... $ac_c" 1>&6
-echo "configure:3855: checking for kernel/OS.h" >&5
+echo "configure:3904: checking for kernel/OS.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3860 "configure"
+#line 3909 "configure"
 #include "confdefs.h"
 #include <kernel/OS.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3865: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3914: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3890,7 +3939,7 @@
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for pthread_create in -lpthreads""... $ac_c" 1>&6
-echo "configure:3894: checking for pthread_create in -lpthreads" >&5
+echo "configure:3943: checking for pthread_create in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3898,7 +3947,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3902 "configure"
+#line 3951 "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
@@ -3909,7 +3958,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3913: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3962: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3935,7 +3984,7 @@
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for pthread_create in -lc_r""... $ac_c" 1>&6
-echo "configure:3939: checking for pthread_create in -lc_r" >&5
+echo "configure:3988: checking for pthread_create in -lc_r" >&5
 ac_lib_var=`echo c_r'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3943,7 +3992,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lc_r  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3947 "configure"
+#line 3996 "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
@@ -3954,7 +4003,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3958: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4007: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3980,7 +4029,7 @@
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for __d6_pthread_create in -lthread""... $ac_c" 1>&6
-echo "configure:3984: checking for __d6_pthread_create in -lthread" >&5
+echo "configure:4033: checking for __d6_pthread_create in -lthread" >&5
 ac_lib_var=`echo thread'_'__d6_pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3988,7 +4037,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3992 "configure"
+#line 4041 "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
@@ -3999,7 +4048,7 @@
 __d6_pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4003: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4052: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4025,7 +4074,7 @@
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for __pthread_create_system in -lpthread""... $ac_c" 1>&6
-echo "configure:4029: checking for __pthread_create_system in -lpthread" >&5
+echo "configure:4078: checking for __pthread_create_system in -lpthread" >&5
 ac_lib_var=`echo pthread'_'__pthread_create_system | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4033,7 +4082,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4037 "configure"
+#line 4086 "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
@@ -4044,7 +4093,7 @@
 __pthread_create_system()
 ; return 0; }
 EOF
-if { (eval echo configure:4048: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4097: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4070,7 +4119,7 @@
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for pthread_create in -lcma""... $ac_c" 1>&6
-echo "configure:4074: checking for pthread_create in -lcma" >&5
+echo "configure:4123: checking for pthread_create in -lcma" >&5
 ac_lib_var=`echo cma'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4078,7 +4127,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lcma  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4082 "configure"
+#line 4131 "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
@@ -4089,7 +4138,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4093: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4142: \"$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
@@ -4136,6 +4185,8 @@
 
 fi
 
+fi
+
 
     if test "$posix_threads" = "yes"; then
       if test "$unistd_defines_pthreads" = "no"; then
@@ -4146,7 +4197,7 @@
       fi
 
       echo $ac_n "checking if PTHREAD_SCOPE_SYSTEM is supported""... $ac_c" 1>&6
-echo "configure:4150: checking if PTHREAD_SCOPE_SYSTEM is supported" >&5
+echo "configure:4201: checking if PTHREAD_SCOPE_SYSTEM is supported" >&5
       if eval "test \"`echo '$''{'ac_cv_pthread_system_supported'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4154,7 +4205,7 @@
   ac_cv_pthread_system_supported=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 4158 "configure"
+#line 4209 "configure"
 #include "confdefs.h"
 #include <pthread.h>
       void *foo(void *parm) {
@@ -4168,7 +4219,7 @@
         exit(0);
       }
 EOF
-if { (eval echo configure:4172: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4223: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_pthread_system_supported=yes
 else
@@ -4193,12 +4244,12 @@
       for ac_func in pthread_sigmask
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4197: checking for $ac_func" >&5
+echo "configure:4248: 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 4202 "configure"
+#line 4253 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4221,7 +4272,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:4225: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4276: \"$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
@@ -4248,7 +4299,7 @@
     fi
 
     echo $ac_n "checking for usconfig in -lmpc""... $ac_c" 1>&6
-echo "configure:4252: checking for usconfig in -lmpc" >&5
+echo "configure:4303: checking for usconfig in -lmpc" >&5
 ac_lib_var=`echo mpc'_'usconfig | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4256,7 +4307,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lmpc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4260 "configure"
+#line 4311 "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
@@ -4267,7 +4318,7 @@
 usconfig()
 ; return 0; }
 EOF
-if { (eval echo configure:4271: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4322: \"$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
@@ -4294,7 +4345,7 @@
 fi
 
     echo $ac_n "checking for thr_create in -lthread""... $ac_c" 1>&6
-echo "configure:4298: checking for thr_create in -lthread" >&5
+echo "configure:4349: checking for thr_create in -lthread" >&5
 ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4302,7 +4353,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4306 "configure"
+#line 4357 "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
@@ -4313,7 +4364,7 @@
 thr_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4317: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4368: \"$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
@@ -4352,7 +4403,7 @@
 
 # Check for enable-ipv6
 echo $ac_n "checking if --enable-ipv6 is specified""... $ac_c" 1>&6
-echo "configure:4356: checking if --enable-ipv6 is specified" >&5
+echo "configure:4407: checking if --enable-ipv6 is specified" >&5
 # Check whether --enable-ipv6 or --disable-ipv6 was given.
 if test "${enable_ipv6+set}" = set; then
   enableval="$enable_ipv6"
@@ -4377,7 +4428,7 @@
 
 else
   cat > conftest.$ac_ext <<EOF
-#line 4381 "configure"
+#line 4432 "configure"
 #include "confdefs.h"
  /* AF_INET6 available check */
 #include <sys/types.h>
@@ -4391,7 +4442,7 @@
 }
 
 EOF
-if { (eval echo configure:4395: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4446: \"$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
   ipv6=yes
@@ -4408,9 +4459,9 @@
 
 if test "$ipv6" = "yes"; then
 	echo $ac_n "checking if RFC2553 API is available""... $ac_c" 1>&6
-echo "configure:4412: checking if RFC2553 API is available" >&5
+echo "configure:4463: checking if RFC2553 API is available" >&5
 	cat > conftest.$ac_ext <<EOF
-#line 4414 "configure"
+#line 4465 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <netinet/in.h>
@@ -4419,7 +4470,7 @@
 x.sin6_scope_id;
 ; return 0; }
 EOF
-if { (eval echo configure:4423: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4474: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 		ipv6=yes
@@ -4449,13 +4500,13 @@
 
 if test "$ipv6" = "yes"; then
 	echo $ac_n "checking ipv6 stack type""... $ac_c" 1>&6
-echo "configure:4453: checking ipv6 stack type" >&5
+echo "configure:4504: checking ipv6 stack type" >&5
 	for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta;
 	do
 		case $i in
 		inria)
 						cat > conftest.$ac_ext <<EOF
-#line 4459 "configure"
+#line 4510 "configure"
 #include "confdefs.h"
 
 #include <netinet/in.h>
@@ -4473,7 +4524,7 @@
 			;;
 		kame)
 						cat > conftest.$ac_ext <<EOF
-#line 4477 "configure"
+#line 4528 "configure"
 #include "confdefs.h"
 
 #include <netinet/in.h>
@@ -4494,7 +4545,7 @@
 			;;
 		linux-glibc)
 						cat > conftest.$ac_ext <<EOF
-#line 4498 "configure"
+#line 4549 "configure"
 #include "confdefs.h"
 
 #include <features.h>
@@ -4529,7 +4580,7 @@
 			;;
 		toshiba)
 			cat > conftest.$ac_ext <<EOF
-#line 4533 "configure"
+#line 4584 "configure"
 #include "confdefs.h"
 
 #include <sys/param.h>
@@ -4549,7 +4600,7 @@
 			;;
 		v6d)
 			cat > conftest.$ac_ext <<EOF
-#line 4553 "configure"
+#line 4604 "configure"
 #include "confdefs.h"
 
 #include </usr/local/v6/include/sys/v6config.h>
@@ -4570,7 +4621,7 @@
 			;;
 		zeta)
 			cat > conftest.$ac_ext <<EOF
-#line 4574 "configure"
+#line 4625 "configure"
 #include "confdefs.h"
 
 #include <sys/param.h>
@@ -4614,7 +4665,7 @@
 
 # Check for GC support
 echo $ac_n "checking for --with-cycle-gc""... $ac_c" 1>&6
-echo "configure:4618: checking for --with-cycle-gc" >&5
+echo "configure:4669: checking for --with-cycle-gc" >&5
 # Check whether --with-cycle-gc or --without-cycle-gc was given.
 if test "${with_cycle_gc+set}" = set; then
   withval="$with_cycle_gc"
@@ -4636,7 +4687,7 @@
 
 # Check for Python-specific malloc support
 echo $ac_n "checking for --with-pymalloc""... $ac_c" 1>&6
-echo "configure:4640: checking for --with-pymalloc" >&5
+echo "configure:4691: checking for --with-pymalloc" >&5
 # Check whether --with-pymalloc or --without-pymalloc was given.
 if test "${with_pymalloc+set}" = set; then
   withval="$with_pymalloc"
@@ -4655,7 +4706,7 @@
 
 # Check for --with-wctype-functions
 echo $ac_n "checking for --with-wctype-functions""... $ac_c" 1>&6
-echo "configure:4659: checking for --with-wctype-functions" >&5
+echo "configure:4710: checking for --with-wctype-functions" >&5
 # Check whether --with-wctype-functions or --without-wctype-functions was given.
 if test "${with_wctype_functions+set}" = set; then
   withval="$with_wctype_functions"
@@ -4677,7 +4728,7 @@
 DLINCLDIR=.
 
 echo $ac_n "checking for --with-sgi-dl""... $ac_c" 1>&6
-echo "configure:4681: checking for --with-sgi-dl" >&5
+echo "configure:4732: checking for --with-sgi-dl" >&5
 # Check whether --with-sgi-dl or --without-sgi-dl was given.
 if test "${with_sgi_dl+set}" = set; then
   withval="$with_sgi_dl"
@@ -4701,7 +4752,7 @@
 
 
 echo $ac_n "checking for --with-dl-dld""... $ac_c" 1>&6
-echo "configure:4705: checking for --with-dl-dld" >&5
+echo "configure:4756: checking for --with-dl-dld" >&5
 # Check whether --with-dl-dld or --without-dl-dld was given.
 if test "${with_dl_dld+set}" = set; then
   withval="$with_dl_dld"
@@ -4730,12 +4781,12 @@
 for ac_func in dlopen
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4734: checking for $ac_func" >&5
+echo "configure:4785: 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 4739 "configure"
+#line 4790 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4758,7 +4809,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:4762: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4813: \"$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
@@ -4787,7 +4838,7 @@
 # loading of modules.
 
 echo $ac_n "checking DYNLOADFILE""... $ac_c" 1>&6
-echo "configure:4791: checking DYNLOADFILE" >&5
+echo "configure:4842: checking DYNLOADFILE" >&5
 if test -z "$DYNLOADFILE"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -4818,7 +4869,7 @@
 
 
 echo $ac_n "checking MACHDEP_OBJS""... $ac_c" 1>&6
-echo "configure:4822: checking MACHDEP_OBJS" >&5
+echo "configure:4873: checking MACHDEP_OBJS" >&5
 if test -z "$MACHDEP_OBJS"
 then
 	MACHDEP_OBJS=$extra_machdep_objs
@@ -4841,12 +4892,12 @@
  truncate uname unsetenv waitpid _getpty getpriority
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4845: checking for $ac_func" >&5
+echo "configure:4896: 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 4850 "configure"
+#line 4901 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4869,7 +4920,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:4873: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4924: \"$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
@@ -4899,12 +4950,12 @@
 for ac_func in openpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4903: checking for $ac_func" >&5
+echo "configure:4954: 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 4908 "configure"
+#line 4959 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4927,7 +4978,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:4931: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4982: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4949,7 +5000,7 @@
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for openpty in -lutil""... $ac_c" 1>&6
-echo "configure:4953: checking for openpty in -lutil" >&5
+echo "configure:5004: checking for openpty in -lutil" >&5
 ac_lib_var=`echo util'_'openpty | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4957,7 +5008,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4961 "configure"
+#line 5012 "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
@@ -4968,7 +5019,7 @@
 openpty()
 ; 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:5023: \"$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
@@ -4997,12 +5048,12 @@
 for ac_func in forkpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5001: checking for $ac_func" >&5
+echo "configure:5052: 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 5006 "configure"
+#line 5057 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5025,7 +5076,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:5029: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5080: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5047,7 +5098,7 @@
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for forkpty in -lutil""... $ac_c" 1>&6
-echo "configure:5051: checking for forkpty in -lutil" >&5
+echo "configure:5102: checking for forkpty in -lutil" >&5
 ac_lib_var=`echo util'_'forkpty | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5055,7 +5106,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5059 "configure"
+#line 5110 "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
@@ -5066,7 +5117,7 @@
 forkpty()
 ; return 0; }
 EOF
-if { (eval echo configure:5070: \"$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_lib_$ac_lib_var=yes"
 else
@@ -5097,12 +5148,12 @@
 for ac_func in fseek64 fseeko fstatvfs ftell64 ftello statvfs
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5101: checking for $ac_func" >&5
+echo "configure:5152: 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 5106 "configure"
+#line 5157 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5125,7 +5176,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:5129: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5180: \"$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
@@ -5153,12 +5204,12 @@
 for ac_func in dup2 getcwd strdup strerror memmove
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5157: checking for $ac_func" >&5
+echo "configure:5208: 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 5162 "configure"
+#line 5213 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5181,7 +5232,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:5185: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5236: \"$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
@@ -5210,12 +5261,12 @@
 for ac_func in getpgrp
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5214: checking for $ac_func" >&5
+echo "configure:5265: 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 5219 "configure"
+#line 5270 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5238,7 +5289,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:5242: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5293: \"$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
@@ -5257,14 +5308,14 @@
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 5261 "configure"
+#line 5312 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 getpgrp(0);
 ; return 0; }
 EOF
-if { (eval echo configure:5268: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5319: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define GETPGRP_HAVE_ARG 1
@@ -5283,12 +5334,12 @@
 for ac_func in setpgrp
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5287: checking for $ac_func" >&5
+echo "configure:5338: 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 5292 "configure"
+#line 5343 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5311,7 +5362,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:5315: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5366: \"$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
@@ -5330,14 +5381,14 @@
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 5334 "configure"
+#line 5385 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 setpgrp(0,0);
 ; return 0; }
 EOF
-if { (eval echo configure:5341: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5392: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SETPGRP_HAVE_ARG 1
@@ -5356,12 +5407,12 @@
 for ac_func in gettimeofday
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5360: checking for $ac_func" >&5
+echo "configure:5411: 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 5365 "configure"
+#line 5416 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5384,7 +5435,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:5388: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5439: \"$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
@@ -5403,14 +5454,14 @@
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 5407 "configure"
+#line 5458 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 int main() {
 gettimeofday((struct timeval*)0,(struct timezone*)0);
 ; return 0; }
 EOF
-if { (eval echo configure:5414: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5465: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -5432,9 +5483,9 @@
 # On OSF/1 V5.1, getaddrinfo is available, but a define
 # for [no]getaddrinfo in netdb.h. 
 echo $ac_n "checking for getaddrinfo""... $ac_c" 1>&6
-echo "configure:5436: checking for getaddrinfo" >&5
+echo "configure:5487: checking for getaddrinfo" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5438 "configure"
+#line 5489 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -5448,18 +5499,18 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:5452: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5503: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   
 echo "$ac_t""yes" 1>&6
 echo $ac_n "checking getaddrinfo bug""... $ac_c" 1>&6
-echo "configure:5457: checking getaddrinfo bug" >&5
+echo "configure:5508: checking getaddrinfo bug" >&5
 if test "$cross_compiling" = yes; then
   echo "$ac_t""buggy" 1>&6
 buggygetaddrinfo=yes
 else
   cat > conftest.$ac_ext <<EOF
-#line 5463 "configure"
+#line 5514 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -5548,7 +5599,7 @@
 }
 
 EOF
-if { (eval echo configure:5552: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5603: \"$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
@@ -5588,12 +5639,12 @@
 for ac_func in getnameinfo
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5592: checking for $ac_func" >&5
+echo "configure:5643: 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 5597 "configure"
+#line 5648 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5616,7 +5667,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:5620: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5671: \"$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
@@ -5643,12 +5694,12 @@
 
 # checks for structures
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:5647: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:5698: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5652 "configure"
+#line 5703 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -5657,7 +5708,7 @@
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:5661: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5712: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -5678,12 +5729,12 @@
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:5682: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:5733: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5687 "configure"
+#line 5738 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -5691,7 +5742,7 @@
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:5695: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5746: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -5712,12 +5763,12 @@
 fi
 
 echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&6
-echo "configure:5716: checking for tm_zone in struct tm" >&5
+echo "configure:5767: checking for tm_zone in struct tm" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm_zone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5721 "configure"
+#line 5772 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
@@ -5725,7 +5776,7 @@
 struct tm tm; tm.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:5729: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5780: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm_zone=yes
 else
@@ -5745,12 +5796,12 @@
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
-echo "configure:5749: checking for tzname" >&5
+echo "configure:5800: checking for tzname" >&5
 if eval "test \"`echo '$''{'ac_cv_var_tzname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5754 "configure"
+#line 5805 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
@@ -5760,7 +5811,7 @@
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:5764: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5815: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
@@ -5782,12 +5833,12 @@
 fi
 
 echo $ac_n "checking for st_rdev in struct stat""... $ac_c" 1>&6
-echo "configure:5786: checking for st_rdev in struct stat" >&5
+echo "configure:5837: checking for st_rdev in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_rdev'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5791 "configure"
+#line 5842 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -5795,7 +5846,7 @@
 struct stat s; s.st_rdev;
 ; return 0; }
 EOF
-if { (eval echo configure:5799: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5850: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_rdev=yes
 else
@@ -5816,12 +5867,12 @@
 fi
 
 echo $ac_n "checking for st_blksize in struct stat""... $ac_c" 1>&6
-echo "configure:5820: checking for st_blksize in struct stat" >&5
+echo "configure:5871: checking for st_blksize in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blksize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5825 "configure"
+#line 5876 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -5829,7 +5880,7 @@
 struct stat s; s.st_blksize;
 ; return 0; }
 EOF
-if { (eval echo configure:5833: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5884: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blksize=yes
 else
@@ -5850,12 +5901,12 @@
 fi
 
 echo $ac_n "checking for st_blocks in struct stat""... $ac_c" 1>&6
-echo "configure:5854: checking for st_blocks in struct stat" >&5
+echo "configure:5905: checking for st_blocks in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blocks'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5859 "configure"
+#line 5910 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -5863,7 +5914,7 @@
 struct stat s; s.st_blocks;
 ; return 0; }
 EOF
-if { (eval echo configure:5867: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5918: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blocks=yes
 else
@@ -5887,19 +5938,19 @@
 
 
 echo $ac_n "checking for time.h that defines altzone""... $ac_c" 1>&6
-echo "configure:5891: checking for time.h that defines altzone" >&5
+echo "configure:5942: checking for time.h that defines altzone" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time_altzone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5896 "configure"
+#line 5947 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 return altzone;
 ; return 0; }
 EOF
-if { (eval echo configure:5903: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5954: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time_altzone=yes
 else
@@ -5921,9 +5972,9 @@
 
 was_it_defined=no
 echo $ac_n "checking whether sys/select.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:5925: checking whether sys/select.h and sys/time.h may both be included" >&5
+echo "configure:5976: checking whether sys/select.h and sys/time.h may both be included" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5927 "configure"
+#line 5978 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -5934,7 +5985,7 @@
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:5938: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5989: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SYS_SELECT_WITH_SYS_TIME 1
@@ -5948,12 +5999,12 @@
 echo "$ac_t""$was_it_defined" 1>&6
 
 echo $ac_n "checking for addrinfo""... $ac_c" 1>&6
-echo "configure:5952: checking for addrinfo" >&5
+echo "configure:6003: checking for addrinfo" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_addrinfo'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5957 "configure"
+#line 6008 "configure"
 #include "confdefs.h"
 
 #		include <netdb.h>
@@ -5961,7 +6012,7 @@
 struct addrinfo a
 ; return 0; }
 EOF
-if { (eval echo configure:5965: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6016: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_addrinfo=yes
 else
@@ -5982,12 +6033,12 @@
 fi
 
 echo $ac_n "checking for sockaddr_storage""... $ac_c" 1>&6
-echo "configure:5986: checking for sockaddr_storage" >&5
+echo "configure:6037: checking for sockaddr_storage" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_sockaddr_storage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5991 "configure"
+#line 6042 "configure"
 #include "confdefs.h"
 
 #		include <sys/types.h>
@@ -5996,7 +6047,7 @@
 struct sockaddr_storage s
 ; return 0; }
 EOF
-if { (eval echo configure:6000: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6051: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_sockaddr_storage=yes
 else
@@ -6019,14 +6070,14 @@
 # checks for compiler characteristics
 
 echo $ac_n "checking whether char is unsigned""... $ac_c" 1>&6
-echo "configure:6023: checking whether char is unsigned" >&5
+echo "configure:6074: checking whether char is unsigned" >&5
 if eval "test \"`echo '$''{'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.$ac_ext <<EOF
-#line 6030 "configure"
+#line 6081 "configure"
 #include "confdefs.h"
 #ifdef __CHAR_UNSIGNED__
   yes
@@ -6048,7 +6099,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 6052 "configure"
+#line 6103 "configure"
 #include "confdefs.h"
 /* volatile prevents gcc2 from optimizing the test away on sparcs.  */
 #if !defined(__STDC__) || __STDC__ != 1
@@ -6058,7 +6109,7 @@
   volatile char c = 255; exit(c < 0);
 }
 EOF
-if { (eval echo configure:6062: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6113: \"$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
@@ -6082,12 +6133,12 @@
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:6086: checking for working const" >&5
+echo "configure:6137: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6091 "configure"
+#line 6142 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -6136,7 +6187,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:6140: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6191: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -6159,16 +6210,16 @@
 
 works=no
 echo $ac_n "checking for working volatile""... $ac_c" 1>&6
-echo "configure:6163: checking for working volatile" >&5
+echo "configure:6214: checking for working volatile" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6165 "configure"
+#line 6216 "configure"
 #include "confdefs.h"
 
 int main() {
 volatile int x; x = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:6172: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6223: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -6185,16 +6236,16 @@
 
 works=no
 echo $ac_n "checking for working signed char""... $ac_c" 1>&6
-echo "configure:6189: checking for working signed char" >&5
+echo "configure:6240: checking for working signed char" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6191 "configure"
+#line 6242 "configure"
 #include "confdefs.h"
 
 int main() {
 signed char c;
 ; return 0; }
 EOF
-if { (eval echo configure:6198: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6249: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -6211,16 +6262,16 @@
 
 have_prototypes=no
 echo $ac_n "checking for prototypes""... $ac_c" 1>&6
-echo "configure:6215: checking for prototypes" >&5
+echo "configure:6266: checking for prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6217 "configure"
+#line 6268 "configure"
 #include "confdefs.h"
 int foo(int x) { return 0; }
 int main() {
 return foo(10);
 ; return 0; }
 EOF
-if { (eval echo configure:6224: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6275: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_PROTOTYPES 1
@@ -6235,9 +6286,9 @@
 
 works=no
 echo $ac_n "checking for variable length prototypes and stdarg.h""... $ac_c" 1>&6
-echo "configure:6239: checking for variable length prototypes and stdarg.h" >&5
+echo "configure:6290: checking for variable length prototypes and stdarg.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6241 "configure"
+#line 6292 "configure"
 #include "confdefs.h"
 
 #include <stdarg.h>
@@ -6254,7 +6305,7 @@
 return foo(10, "", 3.14);
 ; return 0; }
 EOF
-if { (eval echo configure:6258: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6309: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_STDARG_PROTOTYPES 1
@@ -6270,16 +6321,16 @@
 if test "$have_prototypes" = yes; then
 bad_prototypes=no
 echo $ac_n "checking for bad exec* prototypes""... $ac_c" 1>&6
-echo "configure:6274: checking for bad exec* prototypes" >&5
+echo "configure:6325: checking for bad exec* prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6276 "configure"
+#line 6327 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 char **t;execve("@",t,t);
 ; return 0; }
 EOF
-if { (eval echo configure:6283: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6334: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -6296,9 +6347,9 @@
 
 # check if sockaddr has sa_len member
 echo $ac_n "checking if sockaddr has sa_len member""... $ac_c" 1>&6
-echo "configure:6300: checking if sockaddr has sa_len member" >&5
+echo "configure:6351: checking if sockaddr has sa_len member" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6302 "configure"
+#line 6353 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -6307,7 +6358,7 @@
 x.sa_len = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:6311: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6362: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	cat >> confdefs.h <<\EOF
@@ -6323,7 +6374,7 @@
 rm -f conftest*
 
 echo $ac_n "checking for bad static forward""... $ac_c" 1>&6
-echo "configure:6327: checking for bad static forward" >&5
+echo "configure:6378: checking for bad static forward" >&5
 if eval "test \"`echo '$''{'ac_cv_bad_static_forward'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6331,7 +6382,7 @@
   ac_cv_bad_static_forward=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6335 "configure"
+#line 6386 "configure"
 #include "confdefs.h"
 
 struct s { int a; int b; };
@@ -6346,7 +6397,7 @@
  exit(!((int)&foo == foobar()));
 }
 EOF
-if { (eval echo configure:6350: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6401: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_bad_static_forward=no
 else
@@ -6371,9 +6422,9 @@
 
 va_list_is_array=no
 echo $ac_n "checking whether va_list is an array""... $ac_c" 1>&6
-echo "configure:6375: checking whether va_list is an array" >&5
+echo "configure:6426: checking whether va_list is an array" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6377 "configure"
+#line 6428 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_STDARG_PROTOTYPES
@@ -6386,7 +6437,7 @@
 va_list list1, list2; list1 = list2;
 ; return 0; }
 EOF
-if { (eval echo configure:6390: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6441: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -6402,12 +6453,12 @@
 
 # sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
 echo $ac_n "checking for gethostbyname_r""... $ac_c" 1>&6
-echo "configure:6406: checking for gethostbyname_r" >&5
+echo "configure:6457: checking for gethostbyname_r" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyname_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6411 "configure"
+#line 6462 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname_r(); below.  */
@@ -6430,7 +6481,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:6434: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6485: \"$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
@@ -6450,11 +6501,11 @@
 EOF
 
   echo $ac_n "checking gethostbyname_r with 6 args""... $ac_c" 1>&6
-echo "configure:6454: checking gethostbyname_r with 6 args" >&5
+echo "configure:6505: checking gethostbyname_r with 6 args" >&5
   OLD_CFLAGS=$CFLAGS
   CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 6458 "configure"
+#line 6509 "configure"
 #include "confdefs.h"
 
 #   include <netdb.h>
@@ -6471,7 +6522,7 @@
   
 ; return 0; }
 EOF
-if { (eval echo configure:6475: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6526: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
     cat >> confdefs.h <<\EOF
@@ -6491,9 +6542,9 @@
   
     echo "$ac_t""no" 1>&6
     echo $ac_n "checking gethostbyname_r with 5 args""... $ac_c" 1>&6
-echo "configure:6495: checking gethostbyname_r with 5 args" >&5
+echo "configure:6546: checking gethostbyname_r with 5 args" >&5
     cat > conftest.$ac_ext <<EOF
-#line 6497 "configure"
+#line 6548 "configure"
 #include "confdefs.h"
 
 #     include <netdb.h>
@@ -6510,7 +6561,7 @@
     
 ; return 0; }
 EOF
-if { (eval echo configure:6514: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6565: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
       cat >> confdefs.h <<\EOF
@@ -6530,9 +6581,9 @@
   
       echo "$ac_t""no" 1>&6
       echo $ac_n "checking gethostbyname_r with 3 args""... $ac_c" 1>&6
-echo "configure:6534: checking gethostbyname_r with 3 args" >&5
+echo "configure:6585: checking gethostbyname_r with 3 args" >&5
       cat > conftest.$ac_ext <<EOF
-#line 6536 "configure"
+#line 6587 "configure"
 #include "confdefs.h"
 
 #       include <netdb.h>
@@ -6547,7 +6598,7 @@
       
 ; return 0; }
 EOF
-if { (eval echo configure:6551: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6602: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
         cat >> confdefs.h <<\EOF
@@ -6583,12 +6634,12 @@
   for ac_func in gethostbyname
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6587: checking for $ac_func" >&5
+echo "configure:6638: 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 6592 "configure"
+#line 6643 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6611,7 +6662,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:6615: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6666: \"$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
@@ -6649,12 +6700,12 @@
 
 # Linux requires this for correct f.p. operations
 echo $ac_n "checking for __fpu_control""... $ac_c" 1>&6
-echo "configure:6653: checking for __fpu_control" >&5
+echo "configure:6704: checking for __fpu_control" >&5
 if eval "test \"`echo '$''{'ac_cv_func___fpu_control'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6658 "configure"
+#line 6709 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char __fpu_control(); below.  */
@@ -6677,7 +6728,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:6681: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6732: \"$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
@@ -6695,7 +6746,7 @@
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for __fpu_control in -lieee""... $ac_c" 1>&6
-echo "configure:6699: checking for __fpu_control in -lieee" >&5
+echo "configure:6750: checking for __fpu_control in -lieee" >&5
 ac_lib_var=`echo ieee'_'__fpu_control | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6703,7 +6754,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lieee  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6707 "configure"
+#line 6758 "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
@@ -6714,7 +6765,7 @@
 __fpu_control()
 ; return 0; }
 EOF
-if { (eval echo configure:6718: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6769: \"$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
@@ -6747,7 +6798,7 @@
 
 # Check for --with-fpectl
 echo $ac_n "checking for --with-fpectl""... $ac_c" 1>&6
-echo "configure:6751: checking for --with-fpectl" >&5
+echo "configure:6802: checking for --with-fpectl" >&5
 # Check whether --with-fpectl or --without-fpectl was given.
 if test "${with_fpectl+set}" = set; then
   withval="$with_fpectl"
@@ -6772,7 +6823,7 @@
 *) LIBM=-lm
 esac
 echo $ac_n "checking for --with-libm=STRING""... $ac_c" 1>&6
-echo "configure:6776: checking for --with-libm=STRING" >&5
+echo "configure:6827: checking for --with-libm=STRING" >&5
 # Check whether --with-libm or --without-libm was given.
 if test "${with_libm+set}" = set; then
   withval="$with_libm"
@@ -6793,7 +6844,7 @@
 # check for --with-libc=...
 
 echo $ac_n "checking for --with-libc=STRING""... $ac_c" 1>&6
-echo "configure:6797: checking for --with-libc=STRING" >&5
+echo "configure:6848: checking for --with-libc=STRING" >&5
 # Check whether --with-libc or --without-libc was given.
 if test "${with_libc+set}" = set; then
   withval="$with_libc"
@@ -6817,12 +6868,12 @@
 for ac_func in hypot
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6821: checking for $ac_func" >&5
+echo "configure:6872: 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 6826 "configure"
+#line 6877 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6845,7 +6896,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:6849: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6900: \"$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
@@ -6875,7 +6926,7 @@
 
 # check whether malloc(0) returns NULL or not
 echo $ac_n "checking what malloc(0) returns""... $ac_c" 1>&6
-echo "configure:6879: checking what malloc(0) returns" >&5
+echo "configure:6930: checking what malloc(0) returns" >&5
 if eval "test \"`echo '$''{'ac_cv_malloc_zero'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6883,7 +6934,7 @@
   ac_cv_malloc_zero=nonnull
 else
   cat > conftest.$ac_ext <<EOF
-#line 6887 "configure"
+#line 6938 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #ifdef HAVE_STDLIB
@@ -6902,7 +6953,7 @@
 	exit(0);
 }
 EOF
-if { (eval echo configure:6906: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6957: \"$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
@@ -6928,17 +6979,17 @@
 # check for wchar.h
 ac_safe=`echo "wchar.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for wchar.h""... $ac_c" 1>&6
-echo "configure:6932: checking for wchar.h" >&5
+echo "configure:6983: checking for wchar.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6937 "configure"
+#line 6988 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6942: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6993: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6969,7 +7020,7 @@
 if test "$wchar_h" = yes
 then
   echo $ac_n "checking size of wchar_t""... $ac_c" 1>&6
-echo "configure:6973: checking size of wchar_t" >&5
+echo "configure:7024: checking size of wchar_t" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_wchar_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6977,7 +7028,7 @@
   ac_cv_sizeof_wchar_t=4
 else
   cat > conftest.$ac_ext <<EOF
-#line 6981 "configure"
+#line 7032 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -6988,7 +7039,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:6992: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7043: \"$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
@@ -7010,7 +7061,7 @@
 fi
 
 echo $ac_n "checking what type to use for unicode""... $ac_c" 1>&6
-echo "configure:7014: checking what type to use for unicode" >&5
+echo "configure:7065: checking what type to use for unicode" >&5
 # Check whether --enable-unicode or --disable-unicode was given.
 if test "${enable_unicode+set}" = set; then
   enableval="$enable_unicode"
@@ -7085,14 +7136,14 @@
 
 # check for endianness
 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:7089: checking whether byte ordering is bigendian" >&5
+echo "configure:7140: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'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 7096 "configure"
+#line 7147 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -7103,11 +7154,11 @@
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:7107: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7158: \"$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 7111 "configure"
+#line 7162 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -7118,7 +7169,7 @@
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:7122: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7173: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -7138,7 +7189,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 7142 "configure"
+#line 7193 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -7151,7 +7202,7 @@
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:7155: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7206: \"$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
@@ -7178,7 +7229,7 @@
 # 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""... $ac_c" 1>&6
-echo "configure:7182: checking whether right shift extends the sign bit" >&5
+echo "configure:7233: checking whether right shift extends the sign bit" >&5
 if eval "test \"`echo '$''{'ac_cv_rshift_extends_sign'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7187,7 +7238,7 @@
   ac_cv_rshift_extends_sign=yes
 else
   cat > conftest.$ac_ext <<EOF
-#line 7191 "configure"
+#line 7242 "configure"
 #include "confdefs.h"
 
 int main()
@@ -7196,7 +7247,7 @@
 }
 
 EOF
-if { (eval echo configure:7200: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7251: \"$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
@@ -7221,13 +7272,13 @@
 
 # check for getc_unlocked and related locking functions
 echo $ac_n "checking for getc_unlocked() and friends""... $ac_c" 1>&6
-echo "configure:7225: checking for getc_unlocked() and friends" >&5
+echo "configure:7276: checking for getc_unlocked() and friends" >&5
 if eval "test \"`echo '$''{'ac_cv_have_getc_unlocked'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 cat > conftest.$ac_ext <<EOF
-#line 7231 "configure"
+#line 7282 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
@@ -7239,7 +7290,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:7243: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7294: \"$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
@@ -7262,7 +7313,7 @@
 
 # check for readline 4.0
 echo $ac_n "checking for rl_pre_input_hook in -lreadline""... $ac_c" 1>&6
-echo "configure:7266: checking for rl_pre_input_hook in -lreadline" >&5
+echo "configure:7317: checking for rl_pre_input_hook in -lreadline" >&5
 ac_lib_var=`echo readline'_'rl_pre_input_hook | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7270,7 +7321,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lreadline -ltermcap $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7274 "configure"
+#line 7325 "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
@@ -7281,7 +7332,7 @@
 rl_pre_input_hook()
 ; return 0; }
 EOF
-if { (eval echo configure:7285: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7336: \"$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
@@ -7307,7 +7358,7 @@
 
 # check for readline 4.2
 echo $ac_n "checking for rl_completion_matches in -lreadline""... $ac_c" 1>&6
-echo "configure:7311: checking for rl_completion_matches in -lreadline" >&5
+echo "configure:7362: checking for rl_completion_matches in -lreadline" >&5
 ac_lib_var=`echo readline'_'rl_completion_matches | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7315,7 +7366,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lreadline -ltermcap $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7319 "configure"
+#line 7370 "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
@@ -7326,7 +7377,7 @@
 rl_completion_matches()
 ; return 0; }
 EOF
-if { (eval echo configure:7330: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7381: \"$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
@@ -7351,7 +7402,7 @@
 
 
 echo $ac_n "checking for broken nice()""... $ac_c" 1>&6
-echo "configure:7355: checking for broken nice()" >&5
+echo "configure:7406: checking for broken nice()" >&5
 if eval "test \"`echo '$''{'ac_cv_broken_nice'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7360,7 +7411,7 @@
   ac_cv_broken_nice=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 7364 "configure"
+#line 7415 "configure"
 #include "confdefs.h"
 
 int main()
@@ -7372,7 +7423,7 @@
 }
 
 EOF
-if { (eval echo configure:7376: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7427: \"$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
@@ -7397,12 +7448,12 @@
 
 # On HP/UX 11.0, mvwdelch is a block with a return statement
 echo $ac_n "checking whether mvwdelch is an expression""... $ac_c" 1>&6
-echo "configure:7401: checking whether mvwdelch is an expression" >&5
+echo "configure:7452: checking whether mvwdelch is an expression" >&5
 if eval "test \"`echo '$''{'ac_cv_mvwdelch_is_expression'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7406 "configure"
+#line 7457 "configure"
 #include "confdefs.h"
 #include <curses.h>
 int main() {
@@ -7412,7 +7463,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:7416: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7467: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_mvwdelch_is_expression=yes
 else
@@ -7435,12 +7486,12 @@
 fi
 
 echo $ac_n "checking whether WINDOW has _flags""... $ac_c" 1>&6
-echo "configure:7439: checking whether WINDOW has _flags" >&5
+echo "configure:7490: checking whether WINDOW has _flags" >&5
 if eval "test \"`echo '$''{'ac_cv_window_has_flags'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7444 "configure"
+#line 7495 "configure"
 #include "confdefs.h"
 #include <curses.h>
 int main() {
@@ -7450,7 +7501,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:7454: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7505: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_window_has_flags=yes
 else
@@ -7481,12 +7532,12 @@
 #endif
 EOF
 echo $ac_n "checking for socklen_t""... $ac_c" 1>&6
-echo "configure:7485: checking for socklen_t" >&5
+echo "configure:7536: checking for socklen_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_socklen_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7490 "configure"
+#line 7541 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -7542,7 +7593,7 @@
 
 SRCDIRS="Parser Grammar Objects Python Modules"
 echo $ac_n "checking for build directories""... $ac_c" 1>&6
-echo "configure:7546: checking for build directories" >&5
+echo "configure:7597: checking for build directories" >&5
 for dir in $SRCDIRS; do
     if test ! -d $dir; then
         mkdir $dir