diff --git a/configure b/configure
index 6f62926676e..02fb6107877 100755
--- a/configure
+++ b/configure
@@ -1,9 +1,9 @@
 #! /bin/sh
 
-# From configure.in Revision: 1.163 
+# From configure.in Revision: 1.164 
 
 # Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.13 
+# Generated automatically using autoconf version 2.14.1 
 # Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
 #
 # This configure script is free software; the Free Software Foundation
@@ -375,7 +375,7 @@ EOF
     verbose=yes ;;
 
   -version | --version | --versio | --versi | --vers)
-    echo "configure generated by autoconf version 2.13"
+    echo "configure generated by autoconf version 2.14.1"
     exit 0 ;;
 
   -with-* | --with-*)
@@ -535,7 +535,7 @@ done
 
 if test -r "$cache_file"; then
   echo "loading cache $cache_file"
-  . $cache_file
+      test -f "$cache_file" && . $cache_file
 else
   echo "creating cache $cache_file"
   > $cache_file
@@ -795,7 +795,7 @@ fi
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 echo "configure:798: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_CC+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$CC"; then
@@ -825,7 +825,7 @@ if test -z "$CC"; then
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 echo "configure:828: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_CC+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$CC"; then
@@ -871,12 +871,12 @@ fi
 
   if test -z "$CC"; then
     case "`uname -s`" in
-    *win32* | *WIN32*)
+    *win32* | *WIN32* | *CYGWIN*)
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 echo "configure:879: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_CC+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$CC"; then
@@ -906,8 +906,8 @@ fi
   test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
 fi
 
-echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:911: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo $ac_n "checking whether the C compiler ($CC $CFLAGS $CPPFLAGS $LDFLAGS) works""... $ac_c" 1>&6
+echo "configure:911: checking whether the C compiler ($CC $CFLAGS $CPPFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -948,14 +948,14 @@ echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
 if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
-echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:953: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo $ac_n "checking whether the C compiler ($CC $CFLAGS $CPPFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
+echo "configure:953: checking whether the C compiler ($CC $CFLAGS $CPPFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
 echo "configure:958: checking whether we are using GNU C" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_gcc+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
@@ -983,7 +983,7 @@ ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
 echo "configure:986: checking whether ${CC-cc} accepts -g" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_cc_g+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   echo 'void f(){}' > conftest.c
@@ -1117,7 +1117,7 @@ fi
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 echo "configure:1120: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_RANLIB+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$RANLIB"; then
@@ -1150,7 +1150,7 @@ do
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
 echo "configure:1153: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_AR+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -n "$AR"; then
@@ -1234,7 +1234,7 @@ if test -n "$CPP" && test -d "$CPP"; then
   CPP=
 fi
 if test -z "$CPP"; then
-if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_prog_CPP+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     # This must be in double quotes, not single quotes, because CPP may get
@@ -1334,7 +1334,7 @@ rm -f conftest*
 ac_safe=`echo "minix/config.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for minix/config.h""... $ac_c" 1>&6
 echo "configure:1337: checking for minix/config.h" >&5
-if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
@@ -1383,7 +1383,7 @@ fi
 
 echo $ac_n "checking whether $CC accepts -OPT:Olimit=0""... $ac_c" 1>&6
 echo "configure:1386: checking whether $CC accepts -OPT:Olimit=0" >&5
-if eval "test \"`echo '$''{'ac_cv_opt_olimit_ok'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_opt_olimit_ok+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_cc="$CC"
@@ -1417,7 +1417,7 @@ if test $ac_cv_opt_olimit_ok = yes; then
 else
   echo $ac_n "checking whether $CC accepts -Olimit 1500""... $ac_c" 1>&6
 echo "configure:1420: checking whether $CC accepts -Olimit 1500" >&5
-  if eval "test \"`echo '$''{'ac_cv_olimit_ok'+set}'`\" = set"; then
+  if eval "test \"\${ac_cv_olimit_ok+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_cc="$CC"
@@ -1455,7 +1455,7 @@ fi
 # checks for header files
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
 echo "configure:1458: checking for ANSI C header files" >&5
-if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_header_stdc+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
@@ -1567,7 +1567,7 @@ do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
 echo "configure:1570: checking for $ac_hdr" >&5
-if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
@@ -1608,7 +1608,7 @@ 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:1611: checking for $ac_hdr that defines DIR" >&5
-if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_header_dirent_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
@@ -1647,7 +1647,7 @@ if test $ac_header_dirent = dirent.h; then
 echo $ac_n "checking for opendir in -ldir""... $ac_c" 1>&6
 echo "configure:1649: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
@@ -1688,7 +1688,7 @@ else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
 echo "configure:1690: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
@@ -1762,7 +1762,7 @@ EOF
 # Type availability checks
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
 echo "configure:1765: checking for mode_t" >&5
-if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_type_mode_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
@@ -1777,29 +1777,31 @@ EOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   egrep "(^|[^a-zA-Z_0-9])mode_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
-  ac_cv_type_mode_t=yes
+  eval "ac_cv_type_mode_t=yes"
 else
   rm -rf conftest*
-  ac_cv_type_mode_t=no
+  eval "ac_cv_type_mode_t=no"
 fi
 rm -f conftest*
 
 fi
-echo "$ac_t""$ac_cv_type_mode_t" 1>&6
-if test $ac_cv_type_mode_t = no; then
-  cat >> confdefs.h <<\EOF
+if eval "test \"`echo '$ac_cv_type_'mode_t`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+  cat >> confdefs.h <<EOF
 #define mode_t int
 EOF
 
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:1798: checking for off_t" >&5
-if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
+echo "configure:1800: checking for off_t" >&5
+if eval "test \"\${ac_cv_type_off_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1803 "configure"
+#line 1805 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1810,29 +1812,31 @@ EOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   egrep "(^|[^a-zA-Z_0-9])off_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
-  ac_cv_type_off_t=yes
+  eval "ac_cv_type_off_t=yes"
 else
   rm -rf conftest*
-  ac_cv_type_off_t=no
+  eval "ac_cv_type_off_t=no"
 fi
 rm -f conftest*
 
 fi
-echo "$ac_t""$ac_cv_type_off_t" 1>&6
-if test $ac_cv_type_off_t = no; then
-  cat >> confdefs.h <<\EOF
+if eval "test \"`echo '$ac_cv_type_'off_t`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+  cat >> confdefs.h <<EOF
 #define off_t long
 EOF
 
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:1831: checking for pid_t" >&5
-if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
+echo "configure:1835: checking for pid_t" >&5
+if eval "test \"\${ac_cv_type_pid_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1836 "configure"
+#line 1840 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1843,29 +1847,31 @@ EOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   egrep "(^|[^a-zA-Z_0-9])pid_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
-  ac_cv_type_pid_t=yes
+  eval "ac_cv_type_pid_t=yes"
 else
   rm -rf conftest*
-  ac_cv_type_pid_t=no
+  eval "ac_cv_type_pid_t=no"
 fi
 rm -f conftest*
 
 fi
-echo "$ac_t""$ac_cv_type_pid_t" 1>&6
-if test $ac_cv_type_pid_t = no; then
-  cat >> confdefs.h <<\EOF
+if eval "test \"`echo '$ac_cv_type_'pid_t`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+  cat >> confdefs.h <<EOF
 #define pid_t int
 EOF
 
 fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:1864: checking return type of signal handlers" >&5
-if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
+echo "configure:1870: checking return type of signal handlers" >&5
+if eval "test \"\${ac_cv_type_signal+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1869 "configure"
+#line 1875 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -1882,7 +1888,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:1886: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1892: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -1901,12 +1907,12 @@ EOF
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:1905: checking for size_t" >&5
-if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
+echo "configure:1911: checking for size_t" >&5
+if eval "test \"\${ac_cv_type_size_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1910 "configure"
+#line 1916 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1917,29 +1923,31 @@ EOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   egrep "(^|[^a-zA-Z_0-9])size_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
-  ac_cv_type_size_t=yes
+  eval "ac_cv_type_size_t=yes"
 else
   rm -rf conftest*
-  ac_cv_type_size_t=no
+  eval "ac_cv_type_size_t=no"
 fi
 rm -f conftest*
 
 fi
-echo "$ac_t""$ac_cv_type_size_t" 1>&6
-if test $ac_cv_type_size_t = no; then
-  cat >> confdefs.h <<\EOF
+if eval "test \"`echo '$ac_cv_type_'size_t`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+  cat >> confdefs.h <<EOF
 #define size_t unsigned
 EOF
 
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:1938: checking for uid_t in sys/types.h" >&5
-if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
+echo "configure:1946: checking for uid_t in sys/types.h" >&5
+if eval "test \"\${ac_cv_type_uid_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1943 "configure"
+#line 1951 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -1970,15 +1978,15 @@ fi
 
 # Sizes of various common basic types
 echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:1974: checking size of int" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
+echo "configure:1982: checking size of int" >&5
+if eval "test \"\${ac_cv_sizeof_int+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 1982 "configure"
+#line 1990 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1989,7 +1997,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:1993: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2001: \"$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
@@ -2009,15 +2017,15 @@ EOF
 
 
 echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:2013: checking size of long" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
+echo "configure:2021: checking size of long" >&5
+if eval "test \"\${ac_cv_sizeof_long+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2021 "configure"
+#line 2029 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2028,7 +2036,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2032: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2040: \"$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
@@ -2048,15 +2056,15 @@ EOF
 
 
 echo $ac_n "checking size of void *""... $ac_c" 1>&6
-echo "configure:2052: checking size of void *" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_void_p'+set}'`\" = set"; then
+echo "configure:2060: checking size of void *" >&5
+if eval "test \"\${ac_cv_sizeof_void_p+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2060 "configure"
+#line 2068 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2067,7 +2075,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2071: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2079: \"$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
@@ -2087,15 +2095,15 @@ EOF
 
 
 echo $ac_n "checking size of char""... $ac_c" 1>&6
-echo "configure:2091: checking size of char" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_char'+set}'`\" = set"; then
+echo "configure:2099: checking size of char" >&5
+if eval "test \"\${ac_cv_sizeof_char+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2099 "configure"
+#line 2107 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2106,7 +2114,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2110: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2118: \"$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
@@ -2126,15 +2134,15 @@ EOF
 
 
 echo $ac_n "checking size of short""... $ac_c" 1>&6
-echo "configure:2130: checking size of short" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
+echo "configure:2138: checking size of short" >&5
+if eval "test \"\${ac_cv_sizeof_short+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2138 "configure"
+#line 2146 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2145,7 +2153,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2149: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2157: \"$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
@@ -2165,15 +2173,15 @@ EOF
 
 
 echo $ac_n "checking size of float""... $ac_c" 1>&6
-echo "configure:2169: checking size of float" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_float'+set}'`\" = set"; then
+echo "configure:2177: checking size of float" >&5
+if eval "test \"\${ac_cv_sizeof_float+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2177 "configure"
+#line 2185 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2184,7 +2192,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2188: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2196: \"$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
@@ -2204,15 +2212,15 @@ EOF
 
 
 echo $ac_n "checking size of double""... $ac_c" 1>&6
-echo "configure:2208: checking size of double" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_double'+set}'`\" = set"; then
+echo "configure:2216: checking size of double" >&5
+if eval "test \"\${ac_cv_sizeof_double+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2216 "configure"
+#line 2224 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2223,7 +2231,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2227: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2235: \"$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
@@ -2243,15 +2251,15 @@ EOF
 
 
 echo $ac_n "checking size of fpos_t""... $ac_c" 1>&6
-echo "configure:2247: checking size of fpos_t" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_fpos_t'+set}'`\" = set"; then
+echo "configure:2255: checking size of fpos_t" >&5
+if eval "test \"\${ac_cv_sizeof_fpos_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2255 "configure"
+#line 2263 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2262,7 +2270,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2266: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2274: \"$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
@@ -2283,17 +2291,17 @@ EOF
 
 
 echo $ac_n "checking for long long support""... $ac_c" 1>&6
-echo "configure:2287: checking for long long support" >&5
+echo "configure:2295: checking for long long support" >&5
 have_long_long=no
 cat > conftest.$ac_ext <<EOF
-#line 2290 "configure"
+#line 2298 "configure"
 #include "confdefs.h"
 
 int main() {
 long long x; x = (long long)0;
 ; return 0; }
 EOF
-if { (eval echo configure:2297: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2305: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_LONG_LONG 1
@@ -2307,15 +2315,15 @@ rm -f conftest*
 echo "$ac_t""$have_long_long" 1>&6
 if test "$have_long_long" = yes ; then
 echo $ac_n "checking size of long long""... $ac_c" 1>&6
-echo "configure:2311: checking size of long long" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_long_long'+set}'`\" = set"; then
+echo "configure:2319: checking size of long long" >&5
+if eval "test \"\${ac_cv_sizeof_long_long+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2319 "configure"
+#line 2327 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2326,7 +2334,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2330: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2338: \"$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
@@ -2348,17 +2356,17 @@ EOF
 fi
 
 echo $ac_n "checking for uintptr_t support""... $ac_c" 1>&6
-echo "configure:2352: checking for uintptr_t support" >&5
+echo "configure:2360: checking for uintptr_t support" >&5
 have_uintptr_t=no
 cat > conftest.$ac_ext <<EOF
-#line 2355 "configure"
+#line 2363 "configure"
 #include "confdefs.h"
 
 int main() {
 uintptr_t x; x = (uintptr_t)0;
 ; return 0; }
 EOF
-if { (eval echo configure:2362: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2370: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_UINTPTR_T 1
@@ -2372,15 +2380,15 @@ rm -f conftest*
 echo "$ac_t""$have_uintptr_t" 1>&6
 if test "$have_uintptr_t" = yes ; then
 echo $ac_n "checking size of uintptr_t""... $ac_c" 1>&6
-echo "configure:2376: checking size of uintptr_t" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_uintptr_t'+set}'`\" = set"; then
+echo "configure:2384: checking size of uintptr_t" >&5
+if eval "test \"\${ac_cv_sizeof_uintptr_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2384 "configure"
+#line 2392 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -2391,7 +2399,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2395: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2403: \"$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
@@ -2414,15 +2422,15 @@ fi
 
 # Hmph. AC_CHECK_SIZEOF() doesn't include <sys/types.h>.
 echo $ac_n "checking size of off_t""... $ac_c" 1>&6
-echo "configure:2418: checking size of off_t" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_off_t'+set}'`\" = set"; then
+echo "configure:2426: checking size of off_t" >&5
+if eval "test \"\${ac_cv_sizeof_off_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2426 "configure"
+#line 2434 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <sys/types.h>
@@ -2434,7 +2442,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2438: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2446: \"$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
@@ -2456,7 +2464,7 @@ EOF
 
 
 echo $ac_n "checking whether to enable large file support""... $ac_c" 1>&6
-echo "configure:2460: checking whether to enable large file support" >&5
+echo "configure:2468: checking whether to enable large file support" >&5
 if test "$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
@@ -2471,15 +2479,15 @@ fi
 
 # AC_CHECK_SIZEOF() doesn't include <time.h>.
 echo $ac_n "checking size of time_t""... $ac_c" 1>&6
-echo "configure:2475: checking size of time_t" >&5
-if eval "test \"`echo '$''{'ac_cv_sizeof_time_t'+set}'`\" = set"; then
+echo "configure:2483: checking size of time_t" >&5
+if eval "test \"\${ac_cv_sizeof_time_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2483 "configure"
+#line 2491 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <time.h>
@@ -2491,7 +2499,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:2495: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2503: \"$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
@@ -2515,17 +2523,17 @@ EOF
 
 # if have pthread_t then define SIZEOF_PTHREAD_T
 echo $ac_n "checking for pthread_t""... $ac_c" 1>&6
-echo "configure:2519: checking for pthread_t" >&5
+echo "configure:2527: checking for pthread_t" >&5
 have_pthread_t=no
 cat > conftest.$ac_ext <<EOF
-#line 2522 "configure"
+#line 2530 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 int main() {
 pthread_t x; x = *(pthread_t*)0;
 ; return 0; }
 EOF
-if { (eval echo configure:2529: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2537: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   have_pthread_t=yes
 else
@@ -2537,15 +2545,15 @@ echo "$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""... $ac_c" 1>&6
-echo "configure:2541: checking size of pthread_t" >&5
-  if eval "test \"`echo '$''{'ac_cv_sizeof_pthread_t'+set}'`\" = set"; then
+echo "configure:2549: checking size of pthread_t" >&5
+  if eval "test \"\${ac_cv_sizeof_pthread_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2549 "configure"
+#line 2557 "configure"
 #include "confdefs.h"
 #include <stdio.h>
   #include <pthread.h>
@@ -2557,7 +2565,7 @@ else
     exit(0);
   }
 EOF
-if { (eval echo configure:2561: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2569: \"$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
@@ -2592,7 +2600,7 @@ case $ac_sys_system/$ac_sys_release in
 esac
 
 echo $ac_n "checking for --with-next-framework""... $ac_c" 1>&6
-echo "configure:2596: checking for --with-next-framework" >&5
+echo "configure:2604: checking for --with-next-framework" >&5
 if test "$with_next_framework"
 then
 	OPT="$OPT -fno-common"
@@ -2609,7 +2617,7 @@ else
 fi
 
 echo $ac_n "checking for --with-dyld""... $ac_c" 1>&6
-echo "configure:2613: checking for --with-dyld" >&5
+echo "configure:2621: checking for --with-dyld" >&5
 if test "$with_next_framework" -o "$with_dyld"
 then
 	if test "$with_dyld"
@@ -2635,7 +2643,7 @@ fi
 # SO is the extension of shared libraries `(including the dot!)
 # -- usually .so, .sl on HP-UX
 echo $ac_n "checking SO""... $ac_c" 1>&6
-echo "configure:2639: checking SO" >&5
+echo "configure:2647: checking SO" >&5
 if test -z "$SO"
 then
 	case $ac_sys_system in
@@ -2649,7 +2657,7 @@ echo "$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""... $ac_c" 1>&6
-echo "configure:2653: checking LDSHARED" >&5
+echo "configure:2661: checking LDSHARED" >&5
 if test -z "$LDSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -2701,7 +2709,7 @@ echo "$ac_t""$LDSHARED" 1>&6
 # 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""... $ac_c" 1>&6
-echo "configure:2705: checking CCSHARED" >&5
+echo "configure:2713: checking CCSHARED" >&5
 if test -z "$CCSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -2725,7 +2733,7 @@ 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""... $ac_c" 1>&6
-echo "configure:2729: checking LINKFORSHARED" >&5
+echo "configure:2737: checking LINKFORSHARED" >&5
 if test -z "$LINKFORSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -2742,6 +2750,7 @@ then
 	# loading of any modules which reference it in System.framework
 	next/4*|next/5*) LINKFORSHARED="-u __dummy -framework System" ;;
 	SCO_SV*) LINKFORSHARED="-Bdynamic -dy -Wl,-Bexport";;
+	ReliantUNIX*) LINKFORSHARED="-W1 -Blargedynsym";;
 	FreeBSD*|NetBSD*) 
 		if [ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]
 		then
@@ -2760,15 +2769,15 @@ echo "$ac_t""$LINKFORSHARED" 1>&6
 
 # checks for libraries
 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:2764: checking for dlopen in -ldl" >&5
+echo "configure:2773: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2772 "configure"
+#line 2781 "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
@@ -2779,7 +2788,7 @@ int main() {
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:2783: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2792: \"$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
@@ -2807,15 +2816,15 @@ else
 fi
 	# Dynamic linking for SunOS/Solaris and SYSV
 echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
-echo "configure:2811: checking for shl_load in -ldld" >&5
+echo "configure:2820: checking for shl_load in -ldld" >&5
 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2819 "configure"
+#line 2828 "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
@@ -2826,7 +2835,7 @@ int main() {
 shl_load()
 ; return 0; }
 EOF
-if { (eval echo configure:2830: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2839: \"$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
@@ -2856,7 +2865,7 @@ fi
 
 # Check for --with-pydebug
 echo $ac_n "checking for --with-pydebug""... $ac_c" 1>&6
-echo "configure:2860: checking for --with-pydebug" >&5
+echo "configure:2869: checking for --with-pydebug" >&5
 # Check whether --with-pydebug or --without-pydebug was given.
 if test "${with_pydebug+set}" = set; then
   withval="$with_pydebug"
@@ -2876,16 +2885,16 @@ fi
 # checks for system dependent C++ extensions support
 case "$ac_sys_system" in
 	AIX*)	echo $ac_n "checking for genuine AIX C++ extensions support""... $ac_c" 1>&6
-echo "configure:2880: checking for genuine AIX C++ extensions support" >&5
+echo "configure:2889: checking for genuine AIX C++ extensions support" >&5
 		cat > conftest.$ac_ext <<EOF
-#line 2882 "configure"
+#line 2891 "configure"
 #include "confdefs.h"
 #include "/usr/lpp/xlC/include/load.h"
 int main() {
 loadAndInit("", 0, "")
 ; return 0; }
 EOF
-if { (eval echo configure:2889: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2898: \"$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
@@ -2909,15 +2918,15 @@ case "$ac_sys_system" in
 IRIX*) ;;
 *)
 echo $ac_n "checking for t_open in -lnsl""... $ac_c" 1>&6
-echo "configure:2913: checking for t_open in -lnsl" >&5
+echo "configure:2922: checking for t_open in -lnsl" >&5
 ac_lib_var=`echo nsl'_'t_open | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2921 "configure"
+#line 2930 "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
@@ -2928,7 +2937,7 @@ int main() {
 t_open()
 ; return 0; }
 EOF
-if { (eval echo configure:2932: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2941: \"$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
@@ -2949,15 +2958,15 @@ else
 fi
  # SVR4
 echo $ac_n "checking for socket in -lsocket""... $ac_c" 1>&6
-echo "configure:2953: checking for socket in -lsocket" >&5
+echo "configure:2962: checking for socket in -lsocket" >&5
 ac_lib_var=`echo socket'_'socket | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket $LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2961 "configure"
+#line 2970 "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
@@ -2968,7 +2977,7 @@ int main() {
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:2972: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2981: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2993,15 +3002,15 @@ esac
 case "$ac_sys_system" in
 BeOS*)
 echo $ac_n "checking for socket in -lnet""... $ac_c" 1>&6
-echo "configure:2997: checking for socket in -lnet" >&5
+echo "configure:3006: checking for socket in -lnet" >&5
 ac_lib_var=`echo net'_'socket | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lnet $LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3005 "configure"
+#line 3014 "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
@@ -3012,7 +3021,7 @@ int main() {
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:3016: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3025: \"$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
@@ -3036,7 +3045,7 @@ fi
 esac
 
 echo $ac_n "checking for --with-libs""... $ac_c" 1>&6
-echo "configure:3040: checking for --with-libs" >&5
+echo "configure:3049: checking for --with-libs" >&5
 # Check whether --with-libs or --without-libs was given.
 if test "${with_libs+set}" = set; then
   withval="$with_libs"
@@ -3053,7 +3062,7 @@ fi
 USE_THREAD_MODULE=""
 
 echo $ac_n "checking for --with-dec-threads""... $ac_c" 1>&6
-echo "configure:3057: checking for --with-dec-threads" >&5
+echo "configure:3066: 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
@@ -3070,7 +3079,7 @@ fi
 
 
 echo $ac_n "checking for --with-threads""... $ac_c" 1>&6
-echo "configure:3074: checking for --with-threads" >&5
+echo "configure:3083: checking for --with-threads" >&5
 # Check whether --with-threads or --without-threads was given.
 if test "${with_threads+set}" = set; then
   withval="$with_threads"
@@ -3108,17 +3117,17 @@ EOF
 
     ac_safe=`echo "mach/cthreads.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for mach/cthreads.h""... $ac_c" 1>&6
-echo "configure:3112: checking for mach/cthreads.h" >&5
-if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+echo "configure:3121: checking for mach/cthreads.h" >&5
+if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3117 "configure"
+#line 3126 "configure"
 #include "confdefs.h"
 #include <mach/cthreads.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3122: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3131: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3147,7 +3156,7 @@ else
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for --with-pth""... $ac_c" 1>&6
-echo "configure:3151: checking for --with-pth" >&5
+echo "configure:3160: checking for --with-pth" >&5
     # Check whether --with-pth or --without-pth was given.
 if test "${with_pth+set}" = set; then
   withval="$with_pth"
@@ -3167,15 +3176,15 @@ else
   
     echo "$ac_t""no" 1>&6
     echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:3171: checking for pthread_create in -lpthread" >&5
+echo "configure:3180: checking for pthread_create in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3179 "configure"
+#line 3188 "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
@@ -3186,7 +3195,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3190: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3199: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3215,12 +3224,12 @@ else
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for pthread_detach""... $ac_c" 1>&6
-echo "configure:3219: checking for pthread_detach" >&5
-if eval "test \"`echo '$''{'ac_cv_func_pthread_detach'+set}'`\" = set"; then
+echo "configure:3228: checking for pthread_detach" >&5
+if eval "test \"\${ac_cv_func_pthread_detach+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3224 "configure"
+#line 3233 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char pthread_detach(); below.  */
@@ -3229,6 +3238,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char pthread_detach();
+char (*f)();
 
 int main() {
 
@@ -3238,12 +3248,12 @@ int main() {
 #if defined (__stub_pthread_detach) || defined (__stub___pthread_detach)
 choke me
 #else
-pthread_detach();
+f = pthread_detach;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3247: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3257: \"$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
@@ -3271,17 +3281,17 @@ else
 
     ac_safe=`echo "kernel/OS.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for kernel/OS.h""... $ac_c" 1>&6
-echo "configure:3275: checking for kernel/OS.h" >&5
-if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+echo "configure:3285: checking for kernel/OS.h" >&5
+if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3280 "configure"
+#line 3290 "configure"
 #include "confdefs.h"
 #include <kernel/OS.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3285: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3295: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3310,15 +3320,15 @@ else
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for pthread_create in -lpthreads""... $ac_c" 1>&6
-echo "configure:3314: checking for pthread_create in -lpthreads" >&5
+echo "configure:3324: checking for pthread_create in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3322 "configure"
+#line 3332 "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
@@ -3329,7 +3339,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3333: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3343: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3358,15 +3368,15 @@ else
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for pthread_create in -lc_r""... $ac_c" 1>&6
-echo "configure:3362: checking for pthread_create in -lc_r" >&5
+echo "configure:3372: checking for pthread_create in -lc_r" >&5
 ac_lib_var=`echo c_r'_'pthread_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lc_r  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3370 "configure"
+#line 3380 "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
@@ -3377,7 +3387,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3381: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3391: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3406,15 +3416,15 @@ else
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for __d6_pthread_create in -lthread""... $ac_c" 1>&6
-echo "configure:3410: checking for __d6_pthread_create in -lthread" >&5
+echo "configure:3420: checking for __d6_pthread_create in -lthread" >&5
 ac_lib_var=`echo thread'_'__d6_pthread_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3418 "configure"
+#line 3428 "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
@@ -3425,7 +3435,7 @@ int main() {
 __d6_pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3429: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3439: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3454,15 +3464,15 @@ else
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for pthread_create in -lcma""... $ac_c" 1>&6
-echo "configure:3458: checking for pthread_create in -lcma" >&5
+echo "configure:3468: checking for pthread_create in -lcma" >&5
 ac_lib_var=`echo cma'_'pthread_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lcma  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3466 "configure"
+#line 3476 "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
@@ -3473,7 +3483,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3477: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3487: \"$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
@@ -3523,15 +3533,15 @@ fi
 
 
     echo $ac_n "checking for usconfig in -lmpc""... $ac_c" 1>&6
-echo "configure:3527: checking for usconfig in -lmpc" >&5
+echo "configure:3537: checking for usconfig in -lmpc" >&5
 ac_lib_var=`echo mpc'_'usconfig | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lmpc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3535 "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
@@ -3542,7 +3552,7 @@ int main() {
 usconfig()
 ; return 0; }
 EOF
-if { (eval echo configure:3546: \"$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
@@ -3569,15 +3579,15 @@ else
 fi
 
     echo $ac_n "checking for thr_create in -lthread""... $ac_c" 1>&6
-echo "configure:3573: checking for thr_create in -lthread" >&5
+echo "configure:3583: checking for thr_create in -lthread" >&5
 ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3581 "configure"
+#line 3591 "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
@@ -3588,7 +3598,7 @@ int main() {
 thr_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3592: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3602: \"$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
@@ -3620,7 +3630,7 @@ fi
 
 USE_GC_MODULE=""
 echo $ac_n "checking for --with-cycle-gc""... $ac_c" 1>&6
-echo "configure:3624: checking for --with-cycle-gc" >&5
+echo "configure:3634: checking for --with-cycle-gc" >&5
 # Check whether --with-cycle-gc or --without-cycle-gc was given.
 if test "${with_cycle_gc+set}" = set; then
   withval="$with_cycle_gc"
@@ -3647,7 +3657,7 @@ echo "$ac_t""$with_cycle_gc" 1>&6
 
 USE_BSDDB_MODULE=""
 echo $ac_n "checking for --with-libdb""... $ac_c" 1>&6
-echo "configure:3651: checking for --with-libdb" >&5
+echo "configure:3661: checking for --with-libdb" >&5
 # Check whether --with-libdb or --without-libdb was given.
 if test "${with_libdb+set}" = set; then
   withval="$with_libdb"
@@ -3687,13 +3697,15 @@ then
     
     # If dbopen is not in libc, then checking whether it is in libdb
     # is difficult: db_185.h may #define it as __db185_open
+    # Instead, we just trust it is in libdb; linking will fail if it
+    # is not.
     echo $ac_n "checking for dbopen""... $ac_c" 1>&6
-echo "configure:3692: checking for dbopen" >&5
-if eval "test \"`echo '$''{'ac_cv_func_dbopen'+set}'`\" = set"; then
+echo "configure:3704: checking for dbopen" >&5
+if eval "test \"\${ac_cv_func_dbopen+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3697 "configure"
+#line 3709 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbopen(); below.  */
@@ -3702,6 +3714,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char dbopen();
+char (*f)();
 
 int main() {
 
@@ -3711,12 +3724,12 @@ int main() {
 #if defined (__stub_dbopen) || defined (__stub___dbopen)
 choke me
 #else
-dbopen();
+f = dbopen;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3720: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3733: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_dbopen=yes"
 else
@@ -3740,7 +3753,7 @@ fi
 
 # Check for --with-wctype-functions
 echo $ac_n "checking for --with-wctype-functions""... $ac_c" 1>&6
-echo "configure:3744: checking for --with-wctype-functions" >&5
+echo "configure:3757: checking for --with-wctype-functions" >&5
 # Check whether --with-wctype-functions or --without-wctype-functions was given.
 if test "${with_wctype_functions+set}" = set; then
   withval="$with_wctype_functions"
@@ -3762,7 +3775,7 @@ fi
 DLINCLDIR=/
 
 echo $ac_n "checking for --with-sgi-dl""... $ac_c" 1>&6
-echo "configure:3766: checking for --with-sgi-dl" >&5
+echo "configure:3779: checking for --with-sgi-dl" >&5
 # Check whether --with-sgi-dl or --without-sgi-dl was given.
 if test "${with_sgi_dl+set}" = set; then
   withval="$with_sgi_dl"
@@ -3786,7 +3799,7 @@ fi
 
 
 echo $ac_n "checking for --with-dl-dld""... $ac_c" 1>&6
-echo "configure:3790: checking for --with-dl-dld" >&5
+echo "configure:3803: checking for --with-dl-dld" >&5
 # Check whether --with-dl-dld or --without-dl-dld was given.
 if test "${with_dl_dld+set}" = set; then
   withval="$with_dl_dld"
@@ -3815,12 +3828,12 @@ fi
 for ac_func in dlopen
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3819: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:3832: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3824 "configure"
+#line 3837 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3829,6 +3842,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -3838,12 +3852,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3847: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3861: \"$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
@@ -3872,7 +3886,7 @@ done
 # loading of modules.
 
 echo $ac_n "checking DYNLOADFILE""... $ac_c" 1>&6
-echo "configure:3876: checking DYNLOADFILE" >&5
+echo "configure:3890: checking DYNLOADFILE" >&5
 if test -z "$DYNLOADFILE"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -3913,12 +3927,12 @@ for ac_func in alarm chown clock confstr ctermid ctermid_r execv \
  truncate uname waitpid _getpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3917: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:3931: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3922 "configure"
+#line 3936 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3927,6 +3941,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -3936,12 +3951,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:3945: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3960: \"$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
@@ -3971,12 +3986,12 @@ done
 for ac_func in openpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3975: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:3990: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3980 "configure"
+#line 3995 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3985,6 +4000,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -3994,12 +4010,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; 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:4019: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4021,15 +4037,15 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for openpty in -lutil""... $ac_c" 1>&6
-echo "configure:4025: checking for openpty in -lutil" >&5
+echo "configure:4041: checking for openpty in -lutil" >&5
 ac_lib_var=`echo util'_'openpty | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4033 "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
@@ -4040,7 +4056,7 @@ int main() {
 openpty()
 ; return 0; }
 EOF
-if { (eval echo configure:4044: \"$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
@@ -4069,12 +4085,12 @@ done
 for ac_func in forkpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4073: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:4089: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4078 "configure"
+#line 4094 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4083,6 +4099,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -4092,12 +4109,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:4101: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4118: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4119,15 +4136,15 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for forkpty in -lutil""... $ac_c" 1>&6
-echo "configure:4123: checking for forkpty in -lutil" >&5
+echo "configure:4140: checking for forkpty in -lutil" >&5
 ac_lib_var=`echo util'_'forkpty | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4131 "configure"
+#line 4148 "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
@@ -4138,7 +4155,7 @@ int main() {
 forkpty()
 ; return 0; }
 EOF
-if { (eval echo configure:4142: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4159: \"$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
@@ -4169,12 +4186,12 @@ 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:4173: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:4190: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4178 "configure"
+#line 4195 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4183,6 +4200,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -4192,12 +4210,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:4201: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4219: \"$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
@@ -4225,12 +4243,12 @@ done
 for ac_func in dup2 getcwd strdup strerror memmove
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4229: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:4247: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4234 "configure"
+#line 4252 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4239,6 +4257,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -4248,12 +4267,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:4257: \"$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
@@ -4282,12 +4301,12 @@ done
 for ac_func in getpgrp
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4286: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:4305: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4291 "configure"
+#line 4310 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4296,6 +4315,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -4305,12 +4325,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:4314: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4334: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4329,14 +4349,14 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 4333 "configure"
+#line 4353 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 getpgrp(0);
 ; return 0; }
 EOF
-if { (eval echo configure:4340: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4360: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define GETPGRP_HAVE_ARG 1
@@ -4355,12 +4375,12 @@ done
 for ac_func in setpgrp
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4359: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:4379: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4364 "configure"
+#line 4384 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4369,6 +4389,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -4378,12 +4399,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:4387: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4408: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4402,14 +4423,14 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 4406 "configure"
+#line 4427 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 setpgrp(0,0);
 ; return 0; }
 EOF
-if { (eval echo configure:4413: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4434: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SETPGRP_HAVE_ARG 1
@@ -4428,12 +4449,12 @@ done
 for ac_func in gettimeofday
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4432: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:4453: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4437 "configure"
+#line 4458 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4442,6 +4463,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -4451,12 +4473,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:4460: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4482: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4475,14 +4497,14 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 4479 "configure"
+#line 4501 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 int main() {
 gettimeofday((struct timeval*)0,(struct timezone*)0);
 ; return 0; }
 EOF
-if { (eval echo configure:4486: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4508: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -4502,12 +4524,12 @@ done
 
 # checks for structures
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:4506: checking whether time.h and sys/time.h may both be included" >&5
-if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
+echo "configure:4528: checking whether time.h and sys/time.h may both be included" >&5
+if eval "test \"\${ac_cv_header_time+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4511 "configure"
+#line 4533 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -4516,7 +4538,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:4520: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4542: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -4537,12 +4559,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:4541: checking whether struct tm is in sys/time.h or time.h" >&5
-if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
+echo "configure:4563: checking whether struct tm is in sys/time.h or time.h" >&5
+if eval "test \"\${ac_cv_struct_tm+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4546 "configure"
+#line 4568 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -4550,7 +4572,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:4554: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4576: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -4570,46 +4592,47 @@ EOF
 
 fi
 
-echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&6
-echo "configure:4575: checking for tm_zone in struct tm" >&5
-if eval "test \"`echo '$''{'ac_cv_struct_tm_zone'+set}'`\" = set"; then
+echo $ac_n "checking for member tm_zone in aggregate type struct tm""... $ac_c" 1>&6
+echo "configure:4597: checking for member tm_zone in aggregate type struct tm" >&5
+if eval "test \"\${ac_cv_c_struct_member_tm_zone+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4580 "configure"
+#line 4602 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
 int main() {
-struct tm tm; tm.tm_zone;
+struct tm foo; foo.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:4588: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4610: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
-  ac_cv_struct_tm_zone=yes
+  ac_cv_c_struct_member_tm_zone=yes
 else
   echo "configure: failed program was:" >&5
   cat conftest.$ac_ext >&5
   rm -rf conftest*
-  ac_cv_struct_tm_zone=no
+  ac_cv_c_struct_member_tm_zone=no
 fi
 rm -f conftest*
 fi
 
-echo "$ac_t""$ac_cv_struct_tm_zone" 1>&6
-if test "$ac_cv_struct_tm_zone" = yes; then
+echo "$ac_t""$ac_cv_c_struct_member_tm_zone" 1>&6
+tm_zone="$ac_cv_c_struct_member_tm_zone"
+if test "$ac_cv_c_struct_member_tm_zone" = yes; then
   cat >> confdefs.h <<\EOF
 #define HAVE_TM_ZONE 1
 EOF
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
-echo "configure:4608: checking for tzname" >&5
-if eval "test \"`echo '$''{'ac_cv_var_tzname'+set}'`\" = set"; then
+echo "configure:4631: checking for tzname" >&5
+if eval "test \"\${ac_cv_var_tzname+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4613 "configure"
+#line 4636 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
@@ -4619,7 +4642,7 @@ int main() {
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:4623: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4646: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
@@ -4642,19 +4665,19 @@ fi
 
 
 echo $ac_n "checking for time.h that defines altzone""... $ac_c" 1>&6
-echo "configure:4646: checking for time.h that defines altzone" >&5
-if eval "test \"`echo '$''{'ac_cv_header_time_altzone'+set}'`\" = set"; then
+echo "configure:4669: checking for time.h that defines altzone" >&5
+if eval "test \"\${ac_cv_header_time_altzone+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4651 "configure"
+#line 4674 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 return altzone;
 ; return 0; }
 EOF
-if { (eval echo configure:4658: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4681: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time_altzone=yes
 else
@@ -4676,9 +4699,9 @@ fi
 
 was_it_defined=no
 echo $ac_n "checking whether sys/select.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:4680: checking whether sys/select.h and sys/time.h may both be included" >&5
+echo "configure:4703: checking whether sys/select.h and sys/time.h may both be included" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4682 "configure"
+#line 4705 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -4689,7 +4712,7 @@ int main() {
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:4693: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4716: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SYS_SELECT_WITH_SYS_TIME 1
@@ -4705,14 +4728,14 @@ echo "$ac_t""$was_it_defined" 1>&6
 # checks for compiler characteristics
 
 echo $ac_n "checking whether char is unsigned""... $ac_c" 1>&6
-echo "configure:4709: checking whether char is unsigned" >&5
-if eval "test \"`echo '$''{'ac_cv_c_char_unsigned'+set}'`\" = set"; then
+echo "configure:4732: checking whether char is unsigned" >&5
+if eval "test \"\${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.$ac_ext <<EOF
-#line 4716 "configure"
+#line 4739 "configure"
 #include "confdefs.h"
 #ifdef __CHAR_UNSIGNED__
   yes
@@ -4734,7 +4757,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 4738 "configure"
+#line 4761 "configure"
 #include "confdefs.h"
 /* volatile prevents gcc2 from optimizing the test away on sparcs.  */
 #if !defined(__STDC__) || __STDC__ != 1
@@ -4744,7 +4767,7 @@ main() {
   volatile char c = 255; exit(c < 0);
 }
 EOF
-if { (eval echo configure:4748: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4771: \"$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
@@ -4768,12 +4791,12 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:4772: checking for working const" >&5
-if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
+echo "configure:4795: checking for working const" >&5
+if eval "test \"\${ac_cv_c_const+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4777 "configure"
+#line 4800 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -4822,7 +4845,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4826: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4849: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -4843,21 +4866,21 @@ EOF
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:4847: checking for inline" >&5
-if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
+echo "configure:4870: checking for inline" >&5
+if eval "test \"\${ac_cv_c_inline+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat > conftest.$ac_ext <<EOF
-#line 4854 "configure"
+#line 4877 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:4861: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4884: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -4885,16 +4908,16 @@ esac
 
 works=no
 echo $ac_n "checking for working volatile""... $ac_c" 1>&6
-echo "configure:4889: checking for working volatile" >&5
+echo "configure:4912: checking for working volatile" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4891 "configure"
+#line 4914 "configure"
 #include "confdefs.h"
 
 int main() {
 volatile int x; x = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:4898: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4921: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -4911,16 +4934,16 @@ echo "$ac_t""$works" 1>&6
 
 works=no
 echo $ac_n "checking for working signed char""... $ac_c" 1>&6
-echo "configure:4915: checking for working signed char" >&5
+echo "configure:4938: checking for working signed char" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4917 "configure"
+#line 4940 "configure"
 #include "confdefs.h"
 
 int main() {
 signed char c;
 ; return 0; }
 EOF
-if { (eval echo configure:4924: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4947: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -4937,16 +4960,16 @@ echo "$ac_t""$works" 1>&6
 
 have_prototypes=no
 echo $ac_n "checking for prototypes""... $ac_c" 1>&6
-echo "configure:4941: checking for prototypes" >&5
+echo "configure:4964: checking for prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4943 "configure"
+#line 4966 "configure"
 #include "confdefs.h"
 int foo(int x) { return 0; }
 int main() {
 return foo(10);
 ; return 0; }
 EOF
-if { (eval echo configure:4950: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4973: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_PROTOTYPES 1
@@ -4961,9 +4984,9 @@ echo "$ac_t""$have_prototypes" 1>&6
 
 works=no
 echo $ac_n "checking for variable length prototypes and stdarg.h""... $ac_c" 1>&6
-echo "configure:4965: checking for variable length prototypes and stdarg.h" >&5
+echo "configure:4988: checking for variable length prototypes and stdarg.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4967 "configure"
+#line 4990 "configure"
 #include "confdefs.h"
 
 #include <stdarg.h>
@@ -4980,7 +5003,7 @@ int main() {
 return foo(10, "", 3.14);
 ; return 0; }
 EOF
-if { (eval echo configure:4984: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5007: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_STDARG_PROTOTYPES 1
@@ -4996,16 +5019,16 @@ echo "$ac_t""$works" 1>&6
 if test "$have_prototypes" = yes; then
 bad_prototypes=no
 echo $ac_n "checking for bad exec* prototypes""... $ac_c" 1>&6
-echo "configure:5000: checking for bad exec* prototypes" >&5
+echo "configure:5023: checking for bad exec* prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5002 "configure"
+#line 5025 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 char **t;execve("@",t,t);
 ; return 0; }
 EOF
-if { (eval echo configure:5009: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5032: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -5022,12 +5045,12 @@ fi
 
 bad_forward=no
 echo $ac_n "checking for bad static forward""... $ac_c" 1>&6
-echo "configure:5026: checking for bad static forward" >&5
+echo "configure:5049: checking for bad static forward" >&5
 if test "$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 5031 "configure"
+#line 5054 "configure"
 #include "confdefs.h"
 
 struct s { int a; int b; };
@@ -5043,7 +5066,7 @@ main() {
 }
 
 EOF
-if { (eval echo configure:5047: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5070: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -5062,9 +5085,9 @@ echo "$ac_t""$bad_forward" 1>&6
 
 va_list_is_array=no
 echo $ac_n "checking whether va_list is an array""... $ac_c" 1>&6
-echo "configure:5066: checking whether va_list is an array" >&5
+echo "configure:5089: checking whether va_list is an array" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5068 "configure"
+#line 5091 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_STDARG_PROTOTYPES
@@ -5077,7 +5100,7 @@ int main() {
 va_list list1, list2; list1 = list2;
 ; return 0; }
 EOF
-if { (eval echo configure:5081: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5104: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -5093,12 +5116,12 @@ echo "$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""... $ac_c" 1>&6
-echo "configure:5097: checking for gethostbyname_r" >&5
-if eval "test \"`echo '$''{'ac_cv_func_gethostbyname_r'+set}'`\" = set"; then
+echo "configure:5120: checking for gethostbyname_r" >&5
+if eval "test \"\${ac_cv_func_gethostbyname_r+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5102 "configure"
+#line 5125 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname_r(); below.  */
@@ -5107,6 +5130,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char gethostbyname_r();
+char (*f)();
 
 int main() {
 
@@ -5116,12 +5140,12 @@ int main() {
 #if defined (__stub_gethostbyname_r) || defined (__stub___gethostbyname_r)
 choke me
 #else
-gethostbyname_r();
+f = gethostbyname_r;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:5125: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5149: \"$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
@@ -5141,11 +5165,11 @@ if eval "test \"`echo '$ac_cv_func_'gethostbyname_r`\" = yes"; then
 EOF
 
   echo $ac_n "checking gethostbyname_r with 6 args""... $ac_c" 1>&6
-echo "configure:5145: checking gethostbyname_r with 6 args" >&5
+echo "configure:5169: checking gethostbyname_r with 6 args" >&5
   OLD_CFLAGS=$CFLAGS
   CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 5149 "configure"
+#line 5173 "configure"
 #include "confdefs.h"
 
 #   include <netdb.h>
@@ -5162,7 +5186,7 @@ int main() {
   
 ; return 0; }
 EOF
-if { (eval echo configure:5166: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5190: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
     cat >> confdefs.h <<\EOF
@@ -5182,9 +5206,9 @@ else
   
     echo "$ac_t""no" 1>&6
     echo $ac_n "checking gethostbyname_r with 5 args""... $ac_c" 1>&6
-echo "configure:5186: checking gethostbyname_r with 5 args" >&5
+echo "configure:5210: checking gethostbyname_r with 5 args" >&5
     cat > conftest.$ac_ext <<EOF
-#line 5188 "configure"
+#line 5212 "configure"
 #include "confdefs.h"
 
 #     include <netdb.h>
@@ -5201,7 +5225,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:5205: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5229: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
       cat >> confdefs.h <<\EOF
@@ -5221,9 +5245,9 @@ else
   
       echo "$ac_t""no" 1>&6
       echo $ac_n "checking gethostbyname_r with 3 args""... $ac_c" 1>&6
-echo "configure:5225: checking gethostbyname_r with 3 args" >&5
+echo "configure:5249: checking gethostbyname_r with 3 args" >&5
       cat > conftest.$ac_ext <<EOF
-#line 5227 "configure"
+#line 5251 "configure"
 #include "confdefs.h"
 
 #       include <netdb.h>
@@ -5238,7 +5262,7 @@ int main() {
       
 ; return 0; }
 EOF
-if { (eval echo configure:5242: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5266: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
         cat >> confdefs.h <<\EOF
@@ -5274,12 +5298,12 @@ else
   for ac_func in gethostbyname
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5278: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:5302: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5283 "configure"
+#line 5307 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5288,6 +5312,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -5297,12 +5322,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:5306: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5331: \"$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
@@ -5340,12 +5365,12 @@ fi
 
 # Linux requires this for correct f.p. operations
 echo $ac_n "checking for __fpu_control""... $ac_c" 1>&6
-echo "configure:5344: checking for __fpu_control" >&5
-if eval "test \"`echo '$''{'ac_cv_func___fpu_control'+set}'`\" = set"; then
+echo "configure:5369: checking for __fpu_control" >&5
+if eval "test \"\${ac_cv_func___fpu_control+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5349 "configure"
+#line 5374 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char __fpu_control(); below.  */
@@ -5354,6 +5379,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char __fpu_control();
+char (*f)();
 
 int main() {
 
@@ -5363,12 +5389,12 @@ int main() {
 #if defined (__stub___fpu_control) || defined (__stub_____fpu_control)
 choke me
 #else
-__fpu_control();
+f = __fpu_control;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:5372: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5398: \"$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
@@ -5386,15 +5412,15 @@ 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""... $ac_c" 1>&6
-echo "configure:5390: checking for __fpu_control in -lieee" >&5
+echo "configure:5416: checking for __fpu_control in -lieee" >&5
 ac_lib_var=`echo ieee'_'__fpu_control | sed 'y%./+-%__p_%'`
-if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lieee  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5398 "configure"
+#line 5424 "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
@@ -5405,7 +5431,7 @@ int main() {
 __fpu_control()
 ; return 0; }
 EOF
-if { (eval echo configure:5409: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5435: \"$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
@@ -5438,7 +5464,7 @@ fi
 
 # Check for --with-fpectl
 echo $ac_n "checking for --with-fpectl""... $ac_c" 1>&6
-echo "configure:5442: checking for --with-fpectl" >&5
+echo "configure:5468: checking for --with-fpectl" >&5
 # Check whether --with-fpectl or --without-fpectl was given.
 if test "${with_fpectl+set}" = set; then
   withval="$with_fpectl"
@@ -5463,7 +5489,7 @@ BeOS) ;;
 *) LIBM=-lm
 esac
 echo $ac_n "checking for --with-libm=STRING""... $ac_c" 1>&6
-echo "configure:5467: checking for --with-libm=STRING" >&5
+echo "configure:5493: checking for --with-libm=STRING" >&5
 # Check whether --with-libm or --without-libm was given.
 if test "${with_libm+set}" = set; then
   withval="$with_libm"
@@ -5484,7 +5510,7 @@ fi
 # check for --with-libc=...
 
 echo $ac_n "checking for --with-libc=STRING""... $ac_c" 1>&6
-echo "configure:5488: checking for --with-libc=STRING" >&5
+echo "configure:5514: checking for --with-libc=STRING" >&5
 # Check whether --with-libc or --without-libc was given.
 if test "${with_libc+set}" = set; then
   withval="$with_libc"
@@ -5508,12 +5534,12 @@ LIBS="$LIBS $LIBM"
 for ac_func in hypot
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5512: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+echo "configure:5538: checking for $ac_func" >&5
+if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5517 "configure"
+#line 5543 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5522,6 +5548,7 @@ else
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
+char (*f)();
 
 int main() {
 
@@ -5531,12 +5558,12 @@ int main() {
 #if defined (__stub_$ac_func) || defined (__stub___$ac_func)
 choke me
 #else
-$ac_func();
+f = $ac_func;
 #endif
 
 ; return 0; }
 EOF
-if { (eval echo configure:5540: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5567: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5566,15 +5593,15 @@ LIBS=$LIBS_SAVE
 
 # check for getopt
 echo $ac_n "checking for genuine getopt""... $ac_c" 1>&6
-echo "configure:5570: checking for genuine getopt" >&5
-if eval "test \"`echo '$''{'ac_cv_func_getopt'+set}'`\" = set"; then
+echo "configure:5597: checking for genuine getopt" >&5
+if eval "test \"\${ac_cv_func_getopt+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
   ac_cv_func_getopt=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 5578 "configure"
+#line 5605 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 extern int optind, opterr, getopt();
@@ -5586,7 +5613,7 @@ int main() {
 	exit(0);
 }
 EOF
-if { (eval echo configure:5590: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5617: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_getopt=yes
 else
@@ -5604,15 +5631,15 @@ test $ac_cv_func_getopt = no && LIBOBJS="$LIBOBJS getopt.o"
 
 # check whether malloc(0) returns NULL or not
 echo $ac_n "checking what malloc(0) returns""... $ac_c" 1>&6
-echo "configure:5608: checking what malloc(0) returns" >&5
-if eval "test \"`echo '$''{'ac_cv_malloc_zero'+set}'`\" = set"; then
+echo "configure:5635: checking what malloc(0) returns" >&5
+if eval "test \"\${ac_cv_malloc_zero+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5616 "configure"
+#line 5643 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #ifdef HAVE_STDLIB
@@ -5631,7 +5658,7 @@ main() {
 	exit(0);
 }
 EOF
-if { (eval echo configure:5635: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5662: \"$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
@@ -5657,17 +5684,17 @@ fi
 # check for wchar.h
 ac_safe=`echo "wchar.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for wchar.h""... $ac_c" 1>&6
-echo "configure:5661: checking for wchar.h" >&5
-if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+echo "configure:5688: checking for wchar.h" >&5
+if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5666 "configure"
+#line 5693 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5671: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5698: \"$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*
@@ -5697,12 +5724,12 @@ fi
 # check for usable wchar_t
 usable_wchar_t="unkown"
 echo $ac_n "checking for usable wchar_t""... $ac_c" 1>&6
-echo "configure:5701: checking for usable wchar_t" >&5
+echo "configure:5728: checking for usable wchar_t" >&5
 if test "$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 5706 "configure"
+#line 5733 "configure"
 #include "confdefs.h"
 
 #include "wchar.h"
@@ -5716,7 +5743,7 @@ main() {
 }
 
 EOF
-if { (eval echo configure:5720: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5747: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   cat >> confdefs.h <<\EOF
 #define HAVE_USABLE_WCHAR_T 1
@@ -5735,14 +5762,14 @@ echo "$ac_t""$usable_wchar_t" 1>&6
 
 # check for endianness
 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:5739: checking whether byte ordering is bigendian" >&5
-if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
+echo "configure:5766: checking whether byte ordering is bigendian" >&5
+if eval "test \"\${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 5746 "configure"
+#line 5773 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -5753,11 +5780,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:5757: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5784: \"$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 5761 "configure"
+#line 5788 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -5768,7 +5795,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:5772: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5799: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -5788,7 +5815,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5792 "configure"
+#line 5819 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -5801,7 +5828,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:5805: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5832: \"$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
@@ -5828,8 +5855,8 @@ 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""... $ac_c" 1>&6
-echo "configure:5832: checking whether right shift extends the sign bit" >&5
-if eval "test \"`echo '$''{'ac_cv_rshift_extends_sign'+set}'`\" = set"; then
+echo "configure:5859: checking whether right shift extends the sign bit" >&5
+if eval "test \"\${ac_cv_rshift_extends_sign+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
@@ -5837,7 +5864,7 @@ 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 5841 "configure"
+#line 5868 "configure"
 #include "confdefs.h"
 
 int main()
@@ -5846,7 +5873,7 @@ int main()
 }
 
 EOF
-if { (eval echo configure:5850: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5877: \"$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
@@ -5878,12 +5905,12 @@ cat >> confdefs.h <<\EOF
 #endif
 EOF
 echo $ac_n "checking for socklen_t""... $ac_c" 1>&6
-echo "configure:5882: checking for socklen_t" >&5
-if eval "test \"`echo '$''{'ac_cv_type_socklen_t'+set}'`\" = set"; then
+echo "configure:5909: checking for socklen_t" >&5
+if eval "test \"\${ac_cv_type_socklen_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5887 "configure"
+#line 5914 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -5894,17 +5921,19 @@ EOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
   egrep "(^|[^a-zA-Z_0-9])socklen_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
-  ac_cv_type_socklen_t=yes
+  eval "ac_cv_type_socklen_t=yes"
 else
   rm -rf conftest*
-  ac_cv_type_socklen_t=no
+  eval "ac_cv_type_socklen_t=no"
 fi
 rm -f conftest*
 
 fi
-echo "$ac_t""$ac_cv_type_socklen_t" 1>&6
-if test $ac_cv_type_socklen_t = no; then
-  cat >> confdefs.h <<\EOF
+if eval "test \"`echo '$ac_cv_type_'socklen_t`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+  cat >> confdefs.h <<EOF
 #define socklen_t int
 EOF
 
@@ -6002,7 +6031,7 @@ do
     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
-    echo "$CONFIG_STATUS generated by autoconf version 2.13"
+    echo "$CONFIG_STATUS generated by autoconf version 2.14.1"
     exit 0 ;;
   -help | --help | --hel | --he | --h)
     echo "\$ac_cs_usage"; exit 0 ;;
@@ -6306,5 +6335,5 @@ exit 0
 EOF
 chmod +x $CONFIG_STATUS
 rm -fr confdefs* $ac_clean_files
-test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
+test "$no_create" = yes || $SHELL $CONFIG_STATUS || exit 1
 
diff --git a/configure.in b/configure.in
index e0cd8fc4c75..b7352da996d 100644
--- a/configure.in
+++ b/configure.in
@@ -648,6 +648,7 @@ then
 	# loading of any modules which reference it in System.framework
 	next/4*|next/5*) LINKFORSHARED="-u __dummy -framework System" ;;
 	SCO_SV*) LINKFORSHARED="-Bdynamic -dy -Wl,-Bexport";;
+	ReliantUNIX*) LINKFORSHARED="-W1 -Blargedynsym";;
 	FreeBSD*|NetBSD*) 
 		if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
 		then