diff --git a/configure b/configure
index 77ad0ab..83418cf 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# From configure.in Revision: 1.52 
+# From configure.in Revision: 1.53 
 
 # Guess values for system-dependent variables and create Makefiles.
 # Generated automatically using autoconf version 2.12 
@@ -1039,24 +1039,26 @@
 else
   ac_save_cc="$CC"
 CC="$CC -Olimit 1500"
-cat > conftest.$ac_ext <<EOF
-#line 1044 "configure"
+if test "$cross_compiling" = yes; then
+    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
+else
+  cat > conftest.$ac_ext <<EOF
+#line 1047 "configure"
 #include "confdefs.h"
-
-int main() {
-;
-; return 0; }
+int main() { return 0; }
 EOF
-if { (eval echo configure:1051: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
-  rm -rf conftest*
+if { (eval echo configure:1051: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+then
   ac_cv_olimit_ok=yes
 else
   echo "configure: failed program was:" >&5
   cat conftest.$ac_ext >&5
-  rm -rf conftest*
+  rm -fr conftest*
   ac_cv_olimit_ok=no
 fi
-rm -f conftest*
+rm -fr conftest*
+fi
+
 CC="$ac_save_cc"
 fi
 
@@ -1067,9 +1069,9 @@
 
 # check for ANSI or K&R ("traditional") preprocessor
 echo $ac_n "checking for C preprocessor type""... $ac_c" 1>&6
-echo "configure:1071: checking for C preprocessor type" >&5
+echo "configure:1073: checking for C preprocessor type" >&5
 cat > conftest.$ac_ext <<EOF
-#line 1073 "configure"
+#line 1075 "configure"
 #include "confdefs.h"
 
 #define spam(name, doc) {#name, &name, #name "() -- " doc}
@@ -1080,7 +1082,7 @@
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:1084: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1086: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cpp_type=ansi
 else
@@ -1097,12 +1099,12 @@
 
 # checks for header files
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:1101: checking for ANSI C header files" >&5
+echo "configure:1103: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1106 "configure"
+#line 1108 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -1110,7 +1112,7 @@
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1114: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1116: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1127,7 +1129,7 @@
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 1131 "configure"
+#line 1133 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -1145,7 +1147,7 @@
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 1149 "configure"
+#line 1151 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1166,7 +1168,7 @@
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 1170 "configure"
+#line 1172 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -1177,7 +1179,7 @@
 exit (0); }
 
 EOF
-if { (eval echo configure:1181: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1183: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -1208,17 +1210,17 @@
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1212: checking for $ac_hdr" >&5
+echo "configure:1214: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1217 "configure"
+#line 1219 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1222: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1224: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1249,12 +1251,12 @@
 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:1253: checking for $ac_hdr that defines DIR" >&5
+echo "configure:1255: checking for $ac_hdr that defines DIR" >&5
 if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1258 "configure"
+#line 1260 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -1262,7 +1264,7 @@
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:1266: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1268: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -1287,7 +1289,7 @@
 # Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
 if test $ac_header_dirent = dirent.h; then
 echo $ac_n "checking for opendir in -ldir""... $ac_c" 1>&6
-echo "configure:1291: checking for opendir in -ldir" >&5
+echo "configure:1293: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1295,7 +1297,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1299 "configure"
+#line 1301 "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
@@ -1306,7 +1308,7 @@
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:1310: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1312: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1328,7 +1330,7 @@
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:1332: checking for opendir in -lx" >&5
+echo "configure:1334: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1336,7 +1338,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1340 "configure"
+#line 1342 "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
@@ -1347,7 +1349,7 @@
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:1351: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1353: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1373,9 +1375,9 @@
 # checks for typedefs
 was_it_defined=no
 echo $ac_n "checking for clock_t in time.h""... $ac_c" 1>&6
-echo "configure:1377: checking for clock_t in time.h" >&5
+echo "configure:1379: checking for clock_t in time.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 1379 "configure"
+#line 1381 "configure"
 #include "confdefs.h"
 #include <time.h>
 EOF
@@ -1402,12 +1404,12 @@
 EOF
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:1406: checking for mode_t" >&5
+echo "configure:1408: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1411 "configure"
+#line 1413 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1435,12 +1437,12 @@
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:1439: checking for off_t" >&5
+echo "configure:1441: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1444 "configure"
+#line 1446 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1468,12 +1470,12 @@
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:1472: checking for pid_t" >&5
+echo "configure:1474: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1477 "configure"
+#line 1479 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1501,12 +1503,12 @@
 fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:1505: checking return type of signal handlers" >&5
+echo "configure:1507: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1510 "configure"
+#line 1512 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -1523,7 +1525,7 @@
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:1527: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1529: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -1542,12 +1544,12 @@
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:1546: checking for size_t" >&5
+echo "configure:1548: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1551 "configure"
+#line 1553 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1575,12 +1577,12 @@
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:1579: checking for uid_t in sys/types.h" >&5
+echo "configure:1581: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1584 "configure"
+#line 1586 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -1610,7 +1612,7 @@
 
 
 echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:1614: checking size of int" >&5
+echo "configure:1616: checking size of int" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1618,7 +1620,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 1622 "configure"
+#line 1624 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1629,7 +1631,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:1633: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1635: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_int=`cat conftestval`
 else
@@ -1649,7 +1651,7 @@
 
 
 echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:1653: checking size of long" >&5
+echo "configure:1655: checking size of long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1657,7 +1659,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 1661 "configure"
+#line 1663 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1668,7 +1670,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:1672: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1674: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long=`cat conftestval`
 else
@@ -1696,7 +1698,7 @@
 # SO is the extension of shared libraries `(including the dot!)
 # -- usually .so, .sl on HP-UX
 echo $ac_n "checking SO""... $ac_c" 1>&6
-echo "configure:1700: checking SO" >&5
+echo "configure:1702: checking SO" >&5
 if test -z "$SO"
 then
 	case $ac_sys_system in
@@ -1708,13 +1710,13 @@
 # LDSHARED is the ld *command* used to create shared library
 # -- "ld" on SunOS 4.x.x, "ld -G" on SunOS 5.x, "ld -shared" on IRIX 5
 echo $ac_n "checking LDSHARED""... $ac_c" 1>&6
-echo "configure:1712: checking LDSHARED" >&5
+echo "configure:1714: checking LDSHARED" >&5
 if test -z "$LDSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
 	AIX*) LDSHARED="ld_so_aix \$(CC)";;
 	IRIX/5*) LDSHARED="ld -shared";;
-	IRIX/6*) LDSHARED="ld $SGI_ABI -shared -all"; OPT="$OPT $SGI_ABI";;
+	IRIX*/6*) LDSHARED="ld $SGI_ABI -shared -all"; OPT="$OPT $SGI_ABI";;
 	SunOS/4*) LDSHARED="ld";;
 	SunOS/5*) LDSHARED="ld -G";;
 	hp*|HP*) LDSHARED="ld -b";;
@@ -1731,7 +1733,7 @@
 # CCSHARED are the C *flags* used to create objects to go into a shared
 # library -- this is only needed for a few systems
 echo $ac_n "checking CCSHARED""... $ac_c" 1>&6
-echo "configure:1735: checking CCSHARED" >&5
+echo "configure:1737: checking CCSHARED" >&5
 if test -z "$CCSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -1742,14 +1744,14 @@
 	Linux*) CCSHARED="-fpic";;
 	FreeBSD*) CCSHARED="-fpic";;
 	SCO_SV*) CCSHARED="-KPIC -dy -Bdynamic";;
-	IRIX/6*) CCSHARED="$SGI_ABI -all";;
+	IRIX*/6*) CCSHARED="$SGI_ABI -all";;
 	esac
 fi
 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""... $ac_c" 1>&6
-echo "configure:1753: checking LINKFORSHARED" >&5
+echo "configure:1755: checking LINKFORSHARED" >&5
 if test -z "$LINKFORSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -1759,14 +1761,14 @@
 	Linux*) LINKFORSHARED="-rdynamic";;
 	next) LINKFORSHARED="-u libsys_s";;
 	SCO_SV*) LINKFORSHARED="-Bdynamic -dy -Wl,-Bexport";;
-	IRIX/6*) LINKFORSHARED="$SGI_ABI -all";;
+	IRIX*/6*) LINKFORSHARED="$SGI_ABI -all";;
 	esac
 fi
 echo "$ac_t""$LINKFORSHARED" 1>&6
 
 # checks for libraries
 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:1770: checking for dlopen in -ldl" >&5
+echo "configure:1772: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1774,7 +1776,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1778 "configure"
+#line 1780 "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
@@ -1785,7 +1787,7 @@
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:1789: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1791: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1813,7 +1815,7 @@
 fi
 	# Dynamic linking for SunOS/Solaris and SYSV
 echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
-echo "configure:1817: checking for shl_load in -ldld" >&5
+echo "configure:1819: checking for shl_load in -ldld" >&5
 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1821,7 +1823,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1825 "configure"
+#line 1827 "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
@@ -1832,7 +1834,7 @@
 shl_load()
 ; return 0; }
 EOF
-if { (eval echo configure:1836: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1838: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1860,7 +1862,7 @@
 fi
 	# Dynamic linking for HP-UX
 echo $ac_n "checking for getpwnam in -lsun""... $ac_c" 1>&6
-echo "configure:1864: checking for getpwnam in -lsun" >&5
+echo "configure:1866: checking for getpwnam in -lsun" >&5
 ac_lib_var=`echo sun'_'getpwnam | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1868,7 +1870,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lsun  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1872 "configure"
+#line 1874 "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
@@ -1879,7 +1881,7 @@
 getpwnam()
 ; return 0; }
 EOF
-if { (eval echo configure:1883: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1885: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1915,7 +1917,7 @@
 if test "$ac_sys_system" != IRIX
 then
 echo $ac_n "checking for t_open in -lnsl""... $ac_c" 1>&6
-echo "configure:1919: checking for t_open in -lnsl" >&5
+echo "configure:1921: checking for t_open in -lnsl" >&5
 ac_lib_var=`echo nsl'_'t_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1923,7 +1925,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1927 "configure"
+#line 1929 "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
@@ -1934,7 +1936,7 @@
 t_open()
 ; return 0; }
 EOF
-if { (eval echo configure:1938: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1940: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1955,7 +1957,7 @@
 fi
  # SVR4
 echo $ac_n "checking for gethostbyname in -linet""... $ac_c" 1>&6
-echo "configure:1959: checking for gethostbyname in -linet" >&5
+echo "configure:1961: checking for gethostbyname in -linet" >&5
 ac_lib_var=`echo inet'_'gethostbyname | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1963,7 +1965,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-linet -lnsl $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1967 "configure"
+#line 1969 "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
@@ -1974,7 +1976,7 @@
 gethostbyname()
 ; return 0; }
 EOF
-if { (eval echo configure:1978: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1980: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1995,7 +1997,7 @@
 fi
  # Sequent
 echo $ac_n "checking for socket in -lsocket""... $ac_c" 1>&6
-echo "configure:1999: checking for socket in -lsocket" >&5
+echo "configure:2001: checking for socket in -lsocket" >&5
 ac_lib_var=`echo socket'_'socket | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2003,7 +2005,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket $LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2007 "configure"
+#line 2009 "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
@@ -2014,7 +2016,7 @@
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:2018: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2020: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2036,7 +2038,7 @@
  # SVR4 sockets
 fi
 echo $ac_n "checking for --with-libs""... $ac_c" 1>&6
-echo "configure:2040: checking for --with-libs" >&5
+echo "configure:2042: checking for --with-libs" >&5
 # Check whether --with-libs or --without-libs was given.
 if test "${with_libs+set}" = set; then
   withval="$with_libs"
@@ -2050,7 +2052,7 @@
 
 
 echo $ac_n "checking for --with(out)-readline""... $ac_c" 1>&6
-echo "configure:2054: checking for --with(out)-readline" >&5
+echo "configure:2056: checking for --with(out)-readline" >&5
 use_readline="yes"
 # Check whether --with-readline or --without-readline was given.
 if test "${with_readline+set}" = set; then
@@ -2068,7 +2070,7 @@
 	fi
 	# See where the termcap interface could be hiding...
 	echo $ac_n "checking for readline and termcap libraries""... $ac_c" 1>&6
-echo "configure:2072: checking for readline and termcap libraries" >&5
+echo "configure:2074: checking for readline and termcap libraries" >&5
 	if eval "test \"`echo '$''{'ac_cv_readline_termcap'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2092,17 +2094,17 @@
 			"$first" "-ltermcap" "-ltermlib" "-lcurses" "-lncurses"
 		do
 			echo $ac_n "checking for $rl $add_lib""... $ac_c" 1>&6
-echo "configure:2096: checking for $rl $add_lib" >&5
+echo "configure:2098: checking for $rl $add_lib" >&5
 			LIBS="$save_libs $rl $add_lib"
 			cat > conftest.$ac_ext <<EOF
-#line 2099 "configure"
+#line 2101 "configure"
 #include "confdefs.h"
 extern char *readline();
 int main() {
 char *line=readline();
 ; return 0; }
 EOF
-if { (eval echo configure:2106: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2108: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6;
 			     ac_cv_readline_termcap="$rl $add_lib"
@@ -2120,7 +2122,7 @@
 		LIBS="$save_libs"
 		LDFLAGS="$save_ldflags"
 		echo $ac_n "checking result from check for readline and termcap""... $ac_c" 1>&6
-echo "configure:2124: checking result from check for readline and termcap" >&5
+echo "configure:2126: checking result from check for readline and termcap" >&5
 		
 fi
 
@@ -2140,7 +2142,7 @@
 fi
 
 echo $ac_n "checking for --with-dec-threads""... $ac_c" 1>&6
-echo "configure:2144: checking for --with-dec-threads" >&5
+echo "configure:2146: 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
@@ -2156,7 +2158,7 @@
 
 
 echo $ac_n "checking for --with-threads""... $ac_c" 1>&6
-echo "configure:2160: checking for --with-threads" >&5
+echo "configure:2162: checking for --with-threads" >&5
 # Check whether --with-threads or --without-threads was given.
 if test "${with_threads+set}" = set; then
   withval="$with_threads"
@@ -2170,7 +2172,7 @@
 
 
 echo $ac_n "checking for --with-thread""... $ac_c" 1>&6
-echo "configure:2174: checking for --with-thread" >&5
+echo "configure:2176: checking for --with-thread" >&5
 # Check whether --with-thread or --without-thread was given.
 if test "${with_thread+set}" = set; then
   withval="$with_thread"
@@ -2185,17 +2187,17 @@
 
 ac_safe=`echo "mach/cthreads.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for mach/cthreads.h""... $ac_c" 1>&6
-echo "configure:2189: checking for mach/cthreads.h" >&5
+echo "configure:2191: checking for mach/cthreads.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2194 "configure"
+#line 2196 "configure"
 #include "confdefs.h"
 #include <mach/cthreads.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2199: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2201: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2224,7 +2226,7 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for pthread_create in -lpthreads""... $ac_c" 1>&6
-echo "configure:2228: checking for pthread_create in -lpthreads" >&5
+echo "configure:2230: checking for pthread_create in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2232,7 +2234,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2236 "configure"
+#line 2238 "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
@@ -2243,7 +2245,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:2247: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2249: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2272,7 +2274,7 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:2276: checking for pthread_create in -lpthread" >&5
+echo "configure:2278: checking for pthread_create in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2280,7 +2282,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2284 "configure"
+#line 2286 "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
@@ -2291,7 +2293,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:2295: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2297: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2320,7 +2322,7 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for __d6_pthread_create in -lthread""... $ac_c" 1>&6
-echo "configure:2324: checking for __d6_pthread_create in -lthread" >&5
+echo "configure:2326: checking for __d6_pthread_create in -lthread" >&5
 ac_lib_var=`echo thread'_'__d6_pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2328,7 +2330,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2332 "configure"
+#line 2334 "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
@@ -2339,7 +2341,7 @@
 __d6_pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:2343: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2345: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2377,7 +2379,7 @@
 
 
 echo $ac_n "checking for usconfig in -lmpc""... $ac_c" 1>&6
-echo "configure:2381: checking for usconfig in -lmpc" >&5
+echo "configure:2383: checking for usconfig in -lmpc" >&5
 ac_lib_var=`echo mpc'_'usconfig | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2385,7 +2387,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lmpc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2389 "configure"
+#line 2391 "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
@@ -2396,7 +2398,7 @@
 usconfig()
 ; return 0; }
 EOF
-if { (eval echo configure:2400: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2402: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2422,7 +2424,7 @@
 fi
 
 echo $ac_n "checking for thr_create in -lthread""... $ac_c" 1>&6
-echo "configure:2426: checking for thr_create in -lthread" >&5
+echo "configure:2428: checking for thr_create in -lthread" >&5
 ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2430,7 +2432,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2434 "configure"
+#line 2436 "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
@@ -2441,7 +2443,7 @@
 thr_create()
 ; return 0; }
 EOF
-if { (eval echo configure:2445: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2447: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2477,7 +2479,7 @@
 DLINCLDIR=/
 
 echo $ac_n "checking for --with-sgi-dl""... $ac_c" 1>&6
-echo "configure:2481: checking for --with-sgi-dl" >&5
+echo "configure:2483: checking for --with-sgi-dl" >&5
 # Check whether --with-sgi-dl or --without-sgi-dl was given.
 if test "${with_sgi_dl+set}" = set; then
   withval="$with_sgi_dl"
@@ -2500,7 +2502,7 @@
 
 
 echo $ac_n "checking for --with-dl-dld""... $ac_c" 1>&6
-echo "configure:2504: checking for --with-dl-dld" >&5
+echo "configure:2506: checking for --with-dl-dld" >&5
 # Check whether --with-dl-dld or --without-dl-dld was given.
 if test "${with_dl_dld+set}" = set; then
   withval="$with_dl_dld"
@@ -2532,12 +2534,12 @@
  tcgetpgrp tcsetpgrp times truncate uname waitpid
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2536: checking for $ac_func" >&5
+echo "configure:2538: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2541 "configure"
+#line 2543 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2560,7 +2562,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2564: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2566: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2587,12 +2589,12 @@
 for ac_func in dup2 getcwd strdup strerror memmove
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2591: checking for $ac_func" >&5
+echo "configure:2593: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2596 "configure"
+#line 2598 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2615,7 +2617,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2619: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2621: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2642,12 +2644,12 @@
 
 
 echo $ac_n "checking for getpgrp""... $ac_c" 1>&6
-echo "configure:2646: checking for getpgrp" >&5
+echo "configure:2648: checking for getpgrp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getpgrp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2651 "configure"
+#line 2653 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getpgrp(); below.  */
@@ -2670,7 +2672,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2674: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2676: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_getpgrp=yes"
 else
@@ -2685,14 +2687,14 @@
 if eval "test \"`echo '$ac_cv_func_'getpgrp`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   cat > conftest.$ac_ext <<EOF
-#line 2689 "configure"
+#line 2691 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 getpgrp(0);
 ; return 0; }
 EOF
-if { (eval echo configure:2696: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2698: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define GETPGRP_HAVE_ARG 1
@@ -2708,12 +2710,12 @@
 fi
 
 echo $ac_n "checking for setpgrp""... $ac_c" 1>&6
-echo "configure:2712: checking for setpgrp" >&5
+echo "configure:2714: checking for setpgrp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_setpgrp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2717 "configure"
+#line 2719 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setpgrp(); below.  */
@@ -2736,7 +2738,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2740: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2742: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_setpgrp=yes"
 else
@@ -2751,14 +2753,14 @@
 if eval "test \"`echo '$ac_cv_func_'setpgrp`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   cat > conftest.$ac_ext <<EOF
-#line 2755 "configure"
+#line 2757 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 setpgrp(0,0);
 ; return 0; }
 EOF
-if { (eval echo configure:2762: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2764: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SETPGRP_HAVE_ARG 1
@@ -2774,12 +2776,12 @@
 fi
 
 echo $ac_n "checking for gettimeofday""... $ac_c" 1>&6
-echo "configure:2778: checking for gettimeofday" >&5
+echo "configure:2780: checking for gettimeofday" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gettimeofday'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2783 "configure"
+#line 2785 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gettimeofday(); below.  */
@@ -2802,7 +2804,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2806: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2808: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gettimeofday=yes"
 else
@@ -2817,14 +2819,14 @@
 if eval "test \"`echo '$ac_cv_func_'gettimeofday`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   cat > conftest.$ac_ext <<EOF
-#line 2821 "configure"
+#line 2823 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 int main() {
 gettimeofday((struct timeval*)0,(struct timezone*)0);
 ; return 0; }
 EOF
-if { (eval echo configure:2828: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -2843,12 +2845,12 @@
 
 # checks for structures
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:2847: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:2849: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2852 "configure"
+#line 2854 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -2857,7 +2859,7 @@
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:2861: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -2878,12 +2880,12 @@
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:2882: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:2884: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2887 "configure"
+#line 2889 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -2891,7 +2893,7 @@
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:2895: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2897: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -2912,12 +2914,12 @@
 fi
 
 echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&6
-echo "configure:2916: checking for tm_zone in struct tm" >&5
+echo "configure:2918: checking for tm_zone in struct tm" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm_zone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2921 "configure"
+#line 2923 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
@@ -2925,7 +2927,7 @@
 struct tm tm; tm.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:2929: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2931: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm_zone=yes
 else
@@ -2945,12 +2947,12 @@
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
-echo "configure:2949: checking for tzname" >&5
+echo "configure:2951: checking for tzname" >&5
 if eval "test \"`echo '$''{'ac_cv_var_tzname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2954 "configure"
+#line 2956 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
@@ -2960,7 +2962,7 @@
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:2964: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2966: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
@@ -2983,19 +2985,19 @@
 
 
 echo $ac_n "checking for time.h that defines altzone""... $ac_c" 1>&6
-echo "configure:2987: checking for time.h that defines altzone" >&5
+echo "configure:2989: checking for time.h that defines altzone" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time_altzone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2992 "configure"
+#line 2994 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 return altzone;
 ; return 0; }
 EOF
-if { (eval echo configure:2999: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3001: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time_altzone=yes
 else
@@ -3017,9 +3019,9 @@
 
 was_it_defined=no
 echo $ac_n "checking whether sys/select.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:3021: checking whether sys/select.h and sys/time.h may both be included" >&5
+echo "configure:3023: checking whether sys/select.h and sys/time.h may both be included" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3023 "configure"
+#line 3025 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3030,7 +3032,7 @@
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:3034: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3036: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SYS_SELECT_WITH_SYS_TIME 1
@@ -3046,14 +3048,14 @@
 # checks for compiler characteristics
 
 echo $ac_n "checking whether char is unsigned""... $ac_c" 1>&6
-echo "configure:3050: checking whether char is unsigned" >&5
+echo "configure:3052: checking whether char is unsigned" >&5
 if eval "test \"`echo '$''{'ac_cv_c_char_unsigned'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$GCC" = yes; then
   # GCC predefines this symbol on systems where it applies.
 cat > conftest.$ac_ext <<EOF
-#line 3057 "configure"
+#line 3059 "configure"
 #include "confdefs.h"
 #ifdef __CHAR_UNSIGNED__
   yes
@@ -3075,7 +3077,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 3079 "configure"
+#line 3081 "configure"
 #include "confdefs.h"
 /* volatile prevents gcc2 from optimizing the test away on sparcs.  */
 #if !defined(__STDC__) || __STDC__ != 1
@@ -3085,7 +3087,7 @@
   volatile char c = 255; exit(c < 0);
 }
 EOF
-if { (eval echo configure:3089: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3091: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_char_unsigned=yes
 else
@@ -3110,12 +3112,12 @@
 
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:3114: checking for working const" >&5
+echo "configure:3116: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3119 "configure"
+#line 3121 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -3164,7 +3166,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:3168: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3170: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -3187,16 +3189,16 @@
 
 works=no
 echo $ac_n "checking for working volatile""... $ac_c" 1>&6
-echo "configure:3191: checking for working volatile" >&5
+echo "configure:3193: checking for working volatile" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3193 "configure"
+#line 3195 "configure"
 #include "confdefs.h"
 
 int main() {
 volatile int x; x = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:3200: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3202: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -3213,16 +3215,16 @@
 
 works=no
 echo $ac_n "checking for working signed char""... $ac_c" 1>&6
-echo "configure:3217: checking for working signed char" >&5
+echo "configure:3219: checking for working signed char" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3219 "configure"
+#line 3221 "configure"
 #include "confdefs.h"
 
 int main() {
 signed char c;
 ; return 0; }
 EOF
-if { (eval echo configure:3226: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3228: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -3239,16 +3241,16 @@
 
 have_prototypes=no
 echo $ac_n "checking for prototypes""... $ac_c" 1>&6
-echo "configure:3243: checking for prototypes" >&5
+echo "configure:3245: checking for prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3245 "configure"
+#line 3247 "configure"
 #include "confdefs.h"
 int foo(int x) { return 0; }
 int main() {
 return foo(10);
 ; return 0; }
 EOF
-if { (eval echo configure:3252: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3254: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_PROTOTYPES 1
@@ -3263,9 +3265,9 @@
 
 works=no
 echo $ac_n "checking for variable length prototypes and stdarg.h""... $ac_c" 1>&6
-echo "configure:3267: checking for variable length prototypes and stdarg.h" >&5
+echo "configure:3269: checking for variable length prototypes and stdarg.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3269 "configure"
+#line 3271 "configure"
 #include "confdefs.h"
 
 #include <stdarg.h>
@@ -3282,7 +3284,7 @@
 return foo(10, "", 3.14);
 ; return 0; }
 EOF
-if { (eval echo configure:3286: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3288: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_STDARG_PROTOTYPES 1
@@ -3298,16 +3300,16 @@
 if test "$have_prototypes" = yes; then
 bad_prototypes=no
 echo $ac_n "checking for bad exec* prototypes""... $ac_c" 1>&6
-echo "configure:3302: checking for bad exec* prototypes" >&5
+echo "configure:3304: checking for bad exec* prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3304 "configure"
+#line 3306 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 char **t;execve("@",t,t);
 ; return 0; }
 EOF
-if { (eval echo configure:3311: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3313: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3324,12 +3326,12 @@
 
 bad_forward=no
 echo $ac_n "checking for bad static forward""... $ac_c" 1>&6
-echo "configure:3328: checking for bad static forward" >&5
+echo "configure:3330: checking for bad static forward" >&5
 if test "$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 3333 "configure"
+#line 3335 "configure"
 #include "confdefs.h"
 
 struct s { int a; int b; };
@@ -3345,7 +3347,7 @@
 }
 
 EOF
-if { (eval echo configure:3349: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3351: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -3364,9 +3366,9 @@
 
 va_list_is_array=no
 echo $ac_n "checking whether va_list is an array""... $ac_c" 1>&6
-echo "configure:3368: checking whether va_list is an array" >&5
+echo "configure:3370: checking whether va_list is an array" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3370 "configure"
+#line 3372 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_STDARG_PROTOTYPES
@@ -3379,7 +3381,7 @@
 va_list list1, list2; list1 = list2;
 ; return 0; }
 EOF
-if { (eval echo configure:3383: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3385: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3398,7 +3400,7 @@
 
 # Linux requires this for correct f.p. operations
 echo $ac_n "checking for __fpu_control in -lieee""... $ac_c" 1>&6
-echo "configure:3402: checking for __fpu_control in -lieee" >&5
+echo "configure:3404: checking for __fpu_control in -lieee" >&5
 ac_lib_var=`echo ieee'_'__fpu_control | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3406,7 +3408,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lieee  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3410 "configure"
+#line 3412 "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
@@ -3417,7 +3419,7 @@
 __fpu_control()
 ; return 0; }
 EOF
-if { (eval echo configure:3421: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3423: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3448,7 +3450,7 @@
 # Check for --with-fpectl
 
 echo $ac_n "checking for --with-fpectl""... $ac_c" 1>&6
-echo "configure:3452: checking for --with-fpectl" >&5
+echo "configure:3454: checking for --with-fpectl" >&5
 # Check whether --with-fpectl or --without-fpectl was given.
 if test "${with_fpectl+set}" = set; then
   withval="$with_fpectl"
@@ -3470,7 +3472,7 @@
 *) LIBM=-lm
 esac
 echo $ac_n "checking for --with-libm=STRING""... $ac_c" 1>&6
-echo "configure:3474: checking for --with-libm=STRING" >&5
+echo "configure:3476: checking for --with-libm=STRING" >&5
 # Check whether --with-libm or --without-libm was given.
 if test "${with_libm+set}" = set; then
   withval="$with_libm"
@@ -3491,7 +3493,7 @@
 # check for --with-libc=...
 
 echo $ac_n "checking for --with-libc=STRING""... $ac_c" 1>&6
-echo "configure:3495: checking for --with-libc=STRING" >&5
+echo "configure:3497: checking for --with-libc=STRING" >&5
 # Check whether --with-libc or --without-libc was given.
 if test "${with_libc+set}" = set; then
   withval="$with_libc"
@@ -3515,12 +3517,12 @@
 for ac_func in hypot
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3519: checking for $ac_func" >&5
+echo "configure:3521: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3524 "configure"
+#line 3526 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3543,7 +3545,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:3547: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3549: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3570,12 +3572,12 @@
 for ac_func in hypot
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3574: checking for $ac_func" >&5
+echo "configure:3576: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3579 "configure"
+#line 3581 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3598,7 +3600,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:3602: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3604: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3628,7 +3630,7 @@
 
 # check for getopt
 echo $ac_n "checking for genuine getopt""... $ac_c" 1>&6
-echo "configure:3632: checking for genuine getopt" >&5
+echo "configure:3634: checking for genuine getopt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getopt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3636,7 +3638,7 @@
   ac_cv_func_getopt=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3640 "configure"
+#line 3642 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 extern int optind, opterr, getopt();
@@ -3648,7 +3650,7 @@
 	exit(0);
 }
 EOF
-if { (eval echo configure:3652: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_getopt=yes
 else