diff --git a/configure b/configure
index 41dad21..4a5e3f8 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# From configure.in Revision: 1.54 
+# From configure.in Revision: 1.55 
 
 # Guess values for system-dependent variables and create Makefiles.
 # Generated automatically using autoconf version 2.12 
@@ -887,7 +887,13 @@
 
 if test -z "$OPT"
 then
-	case $ac_sys_system in
+	case $GCC in
+	yes)
+		case $ac_cv_prog_cc_g in
+		yes)	OPT="-g -O2";;
+		*)	OPT="-O2";;
+		esac
+		;;
 	*)	OPT="-O";;
 	esac
 fi
@@ -898,7 +904,7 @@
 fi
 # checks for UNIX variants that set C preprocessor variables
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:902: checking how to run the C preprocessor" >&5
+echo "configure:908: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -913,13 +919,13 @@
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 917 "configure"
+#line 923 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:923: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:929: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -930,13 +936,13 @@
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 934 "configure"
+#line 940 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:940: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:946: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -959,9 +965,9 @@
 echo "$ac_t""$CPP" 1>&6
 
 echo $ac_n "checking for AIX""... $ac_c" 1>&6
-echo "configure:963: checking for AIX" >&5
+echo "configure:969: checking for AIX" >&5
 cat > conftest.$ac_ext <<EOF
-#line 965 "configure"
+#line 971 "configure"
 #include "confdefs.h"
 #ifdef _AIX
   yes
@@ -984,17 +990,17 @@
 
 ac_safe=`echo "minix/config.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for minix/config.h""... $ac_c" 1>&6
-echo "configure:988: checking for minix/config.h" >&5
+echo "configure:994: checking for minix/config.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 993 "configure"
+#line 999 "configure"
 #include "confdefs.h"
 #include <minix/config.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:998: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1004: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1033,7 +1039,7 @@
 
 
 echo $ac_n "checking whether $CC accepts -Olimit 1500""... $ac_c" 1>&6
-echo "configure:1037: checking whether $CC accepts -Olimit 1500" >&5
+echo "configure:1043: checking whether $CC accepts -Olimit 1500" >&5
 if eval "test \"`echo '$''{'ac_cv_olimit_ok'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1043,11 +1049,11 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 1047 "configure"
+#line 1053 "configure"
 #include "confdefs.h"
 int main() { return 0; }
 EOF
-if { (eval echo configure:1051: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1057: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_olimit_ok=yes
 else
@@ -1069,9 +1075,9 @@
 
 # check for ANSI or K&R ("traditional") preprocessor
 echo $ac_n "checking for C preprocessor type""... $ac_c" 1>&6
-echo "configure:1073: checking for C preprocessor type" >&5
+echo "configure:1079: checking for C preprocessor type" >&5
 cat > conftest.$ac_ext <<EOF
-#line 1075 "configure"
+#line 1081 "configure"
 #include "confdefs.h"
 
 #define spam(name, doc) {#name, &name, #name "() -- " doc}
@@ -1082,7 +1088,7 @@
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:1086: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1092: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cpp_type=ansi
 else
@@ -1099,12 +1105,12 @@
 
 # checks for header files
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:1103: checking for ANSI C header files" >&5
+echo "configure:1109: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1108 "configure"
+#line 1114 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -1112,7 +1118,7 @@
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1116: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1122: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1129,7 +1135,7 @@
 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 1133 "configure"
+#line 1139 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -1147,7 +1153,7 @@
 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 1151 "configure"
+#line 1157 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1168,7 +1174,7 @@
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 1172 "configure"
+#line 1178 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -1179,7 +1185,7 @@
 exit (0); }
 
 EOF
-if { (eval echo configure:1183: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1189: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -1210,17 +1216,17 @@
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1214: checking for $ac_hdr" >&5
+echo "configure:1220: 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 1219 "configure"
+#line 1225 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1224: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1230: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1251,12 +1257,12 @@
 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:1255: checking for $ac_hdr that defines DIR" >&5
+echo "configure:1261: 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 1260 "configure"
+#line 1266 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -1264,7 +1270,7 @@
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:1268: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1274: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -1289,7 +1295,7 @@
 # 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""... $ac_c" 1>&6
-echo "configure:1293: checking for opendir in -ldir" >&5
+echo "configure:1299: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1297,7 +1303,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1301 "configure"
+#line 1307 "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
@@ -1308,7 +1314,7 @@
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:1312: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1318: \"$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
@@ -1330,7 +1336,7 @@
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:1334: checking for opendir in -lx" >&5
+echo "configure:1340: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1338,7 +1344,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1342 "configure"
+#line 1348 "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
@@ -1349,7 +1355,7 @@
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:1353: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1359: \"$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
@@ -1375,9 +1381,9 @@
 # checks for typedefs
 was_it_defined=no
 echo $ac_n "checking for clock_t in time.h""... $ac_c" 1>&6
-echo "configure:1379: checking for clock_t in time.h" >&5
+echo "configure:1385: checking for clock_t in time.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 1381 "configure"
+#line 1387 "configure"
 #include "confdefs.h"
 #include <time.h>
 EOF
@@ -1404,12 +1410,12 @@
 EOF
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:1408: checking for mode_t" >&5
+echo "configure:1414: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1413 "configure"
+#line 1419 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1437,12 +1443,12 @@
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:1441: checking for off_t" >&5
+echo "configure:1447: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1446 "configure"
+#line 1452 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1470,12 +1476,12 @@
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:1474: checking for pid_t" >&5
+echo "configure:1480: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1479 "configure"
+#line 1485 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1503,12 +1509,12 @@
 fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:1507: checking return type of signal handlers" >&5
+echo "configure:1513: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1512 "configure"
+#line 1518 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -1525,7 +1531,7 @@
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:1529: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1535: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -1544,12 +1550,12 @@
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:1548: checking for size_t" >&5
+echo "configure:1554: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1553 "configure"
+#line 1559 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1577,12 +1583,12 @@
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:1581: checking for uid_t in sys/types.h" >&5
+echo "configure:1587: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1586 "configure"
+#line 1592 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -1612,7 +1618,7 @@
 
 
 echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:1616: checking size of int" >&5
+echo "configure:1622: checking size of int" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1620,7 +1626,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 1624 "configure"
+#line 1630 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1631,7 +1637,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:1635: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1641: \"$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
@@ -1651,7 +1657,7 @@
 
 
 echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:1655: checking size of long" >&5
+echo "configure:1661: checking size of long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1659,7 +1665,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 1663 "configure"
+#line 1669 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1670,7 +1676,7 @@
   exit(0);
 }
 EOF
-if { (eval echo configure:1674: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1680: \"$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
@@ -1698,7 +1704,7 @@
 # SO is the extension of shared libraries `(including the dot!)
 # -- usually .so, .sl on HP-UX
 echo $ac_n "checking SO""... $ac_c" 1>&6
-echo "configure:1702: checking SO" >&5
+echo "configure:1708: checking SO" >&5
 if test -z "$SO"
 then
 	case $ac_sys_system in
@@ -1710,7 +1716,7 @@
 # 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""... $ac_c" 1>&6
-echo "configure:1714: checking LDSHARED" >&5
+echo "configure:1720: checking LDSHARED" >&5
 if test -z "$LDSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -1733,7 +1739,7 @@
 # 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""... $ac_c" 1>&6
-echo "configure:1737: checking CCSHARED" >&5
+echo "configure:1743: checking CCSHARED" >&5
 if test -z "$CCSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -1751,7 +1757,7 @@
 # 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""... $ac_c" 1>&6
-echo "configure:1755: checking LINKFORSHARED" >&5
+echo "configure:1761: checking LINKFORSHARED" >&5
 if test -z "$LINKFORSHARED"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -1768,7 +1774,7 @@
 
 # checks for libraries
 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:1772: checking for dlopen in -ldl" >&5
+echo "configure:1778: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1776,7 +1782,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1780 "configure"
+#line 1786 "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
@@ -1787,7 +1793,7 @@
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:1791: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1797: \"$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
@@ -1815,7 +1821,7 @@
 fi
 	# Dynamic linking for SunOS/Solaris and SYSV
 echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
-echo "configure:1819: checking for shl_load in -ldld" >&5
+echo "configure:1825: checking for shl_load in -ldld" >&5
 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1823,7 +1829,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1827 "configure"
+#line 1833 "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
@@ -1834,7 +1840,7 @@
 shl_load()
 ; return 0; }
 EOF
-if { (eval echo configure:1838: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1844: \"$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
@@ -1862,7 +1868,7 @@
 fi
 	# Dynamic linking for HP-UX
 echo $ac_n "checking for getpwnam in -lsun""... $ac_c" 1>&6
-echo "configure:1866: checking for getpwnam in -lsun" >&5
+echo "configure:1872: checking for getpwnam in -lsun" >&5
 ac_lib_var=`echo sun'_'getpwnam | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1870,7 +1876,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lsun  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1874 "configure"
+#line 1880 "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
@@ -1881,7 +1887,7 @@
 getpwnam()
 ; return 0; }
 EOF
-if { (eval echo configure:1885: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1891: \"$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
@@ -1917,7 +1923,7 @@
 if test "$ac_sys_system" != IRIX
 then
 echo $ac_n "checking for t_open in -lnsl""... $ac_c" 1>&6
-echo "configure:1921: checking for t_open in -lnsl" >&5
+echo "configure:1927: checking for t_open in -lnsl" >&5
 ac_lib_var=`echo nsl'_'t_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1925,7 +1931,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1929 "configure"
+#line 1935 "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
@@ -1936,7 +1942,7 @@
 t_open()
 ; return 0; }
 EOF
-if { (eval echo configure:1940: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1946: \"$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
@@ -1957,7 +1963,7 @@
 fi
  # SVR4
 echo $ac_n "checking for gethostbyname in -linet""... $ac_c" 1>&6
-echo "configure:1961: checking for gethostbyname in -linet" >&5
+echo "configure:1967: checking for gethostbyname in -linet" >&5
 ac_lib_var=`echo inet'_'gethostbyname | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1965,7 +1971,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-linet -lnsl $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1969 "configure"
+#line 1975 "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
@@ -1976,7 +1982,7 @@
 gethostbyname()
 ; return 0; }
 EOF
-if { (eval echo configure:1980: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1986: \"$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
@@ -1997,7 +2003,7 @@
 fi
  # Sequent
 echo $ac_n "checking for socket in -lsocket""... $ac_c" 1>&6
-echo "configure:2001: checking for socket in -lsocket" >&5
+echo "configure:2007: checking for socket in -lsocket" >&5
 ac_lib_var=`echo socket'_'socket | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2005,7 +2011,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket $LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2009 "configure"
+#line 2015 "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
@@ -2016,7 +2022,7 @@
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:2020: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2026: \"$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
@@ -2038,7 +2044,7 @@
  # SVR4 sockets
 fi
 echo $ac_n "checking for --with-libs""... $ac_c" 1>&6
-echo "configure:2042: checking for --with-libs" >&5
+echo "configure:2048: checking for --with-libs" >&5
 # Check whether --with-libs or --without-libs was given.
 if test "${with_libs+set}" = set; then
   withval="$with_libs"
@@ -2052,7 +2058,7 @@
 
 
 echo $ac_n "checking for --with(out)-readline""... $ac_c" 1>&6
-echo "configure:2056: checking for --with(out)-readline" >&5
+echo "configure:2062: checking for --with(out)-readline" >&5
 use_readline="yes"
 # Check whether --with-readline or --without-readline was given.
 if test "${with_readline+set}" = set; then
@@ -2070,7 +2076,7 @@
 	fi
 	# See where the termcap interface could be hiding...
 	echo $ac_n "checking for readline and termcap libraries""... $ac_c" 1>&6
-echo "configure:2074: checking for readline and termcap libraries" >&5
+echo "configure:2080: checking for readline and termcap libraries" >&5
 	if eval "test \"`echo '$''{'ac_cv_readline_termcap'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2094,17 +2100,17 @@
 			"$first" "-ltermcap" "-ltermlib" "-lcurses" "-lncurses"
 		do
 			echo $ac_n "checking for $rl $add_lib""... $ac_c" 1>&6
-echo "configure:2098: checking for $rl $add_lib" >&5
+echo "configure:2104: checking for $rl $add_lib" >&5
 			LIBS="$save_libs $rl $add_lib"
 			cat > conftest.$ac_ext <<EOF
-#line 2101 "configure"
+#line 2107 "configure"
 #include "confdefs.h"
 extern char *readline();
 int main() {
 char *line=readline();
 ; return 0; }
 EOF
-if { (eval echo configure:2108: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2114: \"$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 $add_lib"
@@ -2122,7 +2128,7 @@
 		LIBS="$save_libs"
 		LDFLAGS="$save_ldflags"
 		echo $ac_n "checking result from check for readline and termcap""... $ac_c" 1>&6
-echo "configure:2126: checking result from check for readline and termcap" >&5
+echo "configure:2132: checking result from check for readline and termcap" >&5
 		
 fi
 
@@ -2142,7 +2148,7 @@
 fi
 
 echo $ac_n "checking for --with-dec-threads""... $ac_c" 1>&6
-echo "configure:2146: checking for --with-dec-threads" >&5
+echo "configure:2152: 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
@@ -2158,7 +2164,7 @@
 
 
 echo $ac_n "checking for --with-threads""... $ac_c" 1>&6
-echo "configure:2162: checking for --with-threads" >&5
+echo "configure:2168: checking for --with-threads" >&5
 # Check whether --with-threads or --without-threads was given.
 if test "${with_threads+set}" = set; then
   withval="$with_threads"
@@ -2172,7 +2178,7 @@
 
 
 echo $ac_n "checking for --with-thread""... $ac_c" 1>&6
-echo "configure:2176: checking for --with-thread" >&5
+echo "configure:2182: checking for --with-thread" >&5
 # Check whether --with-thread or --without-thread was given.
 if test "${with_thread+set}" = set; then
   withval="$with_thread"
@@ -2187,17 +2193,17 @@
 
 ac_safe=`echo "mach/cthreads.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for mach/cthreads.h""... $ac_c" 1>&6
-echo "configure:2191: checking for mach/cthreads.h" >&5
+echo "configure:2197: checking for mach/cthreads.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2196 "configure"
+#line 2202 "configure"
 #include "confdefs.h"
 #include <mach/cthreads.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2201: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2207: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2226,7 +2232,7 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for pthread_create in -lpthreads""... $ac_c" 1>&6
-echo "configure:2230: checking for pthread_create in -lpthreads" >&5
+echo "configure:2236: checking for pthread_create in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2234,7 +2240,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2238 "configure"
+#line 2244 "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
@@ -2245,7 +2251,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:2249: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2255: \"$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
@@ -2274,7 +2280,7 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:2278: checking for pthread_create in -lpthread" >&5
+echo "configure:2284: checking for pthread_create in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2282,7 +2288,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2286 "configure"
+#line 2292 "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
@@ -2293,7 +2299,7 @@
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:2297: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2303: \"$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
@@ -2322,7 +2328,7 @@
   echo "$ac_t""no" 1>&6
 
 echo $ac_n "checking for __d6_pthread_create in -lthread""... $ac_c" 1>&6
-echo "configure:2326: checking for __d6_pthread_create in -lthread" >&5
+echo "configure:2332: checking for __d6_pthread_create in -lthread" >&5
 ac_lib_var=`echo thread'_'__d6_pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2330,7 +2336,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2334 "configure"
+#line 2340 "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
@@ -2341,7 +2347,7 @@
 __d6_pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:2345: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2351: \"$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
@@ -2379,7 +2385,7 @@
 
 
 echo $ac_n "checking for usconfig in -lmpc""... $ac_c" 1>&6
-echo "configure:2383: checking for usconfig in -lmpc" >&5
+echo "configure:2389: checking for usconfig in -lmpc" >&5
 ac_lib_var=`echo mpc'_'usconfig | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2387,7 +2393,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lmpc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2391 "configure"
+#line 2397 "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
@@ -2398,7 +2404,7 @@
 usconfig()
 ; return 0; }
 EOF
-if { (eval echo configure:2402: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2408: \"$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
@@ -2424,7 +2430,7 @@
 fi
 
 echo $ac_n "checking for thr_create in -lthread""... $ac_c" 1>&6
-echo "configure:2428: checking for thr_create in -lthread" >&5
+echo "configure:2434: checking for thr_create in -lthread" >&5
 ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2432,7 +2438,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2436 "configure"
+#line 2442 "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
@@ -2443,7 +2449,7 @@
 thr_create()
 ; return 0; }
 EOF
-if { (eval echo configure:2447: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2453: \"$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
@@ -2479,7 +2485,7 @@
 DLINCLDIR=/
 
 echo $ac_n "checking for --with-sgi-dl""... $ac_c" 1>&6
-echo "configure:2483: checking for --with-sgi-dl" >&5
+echo "configure:2489: checking for --with-sgi-dl" >&5
 # Check whether --with-sgi-dl or --without-sgi-dl was given.
 if test "${with_sgi_dl+set}" = set; then
   withval="$with_sgi_dl"
@@ -2502,7 +2508,7 @@
 
 
 echo $ac_n "checking for --with-dl-dld""... $ac_c" 1>&6
-echo "configure:2506: checking for --with-dl-dld" >&5
+echo "configure:2512: checking for --with-dl-dld" >&5
 # Check whether --with-dl-dld or --without-dl-dld was given.
 if test "${with_dl_dld+set}" = set; then
   withval="$with_dl_dld"
@@ -2534,12 +2540,12 @@
  tcgetpgrp tcsetpgrp times truncate uname waitpid
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2538: checking for $ac_func" >&5
+echo "configure:2544: 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 2543 "configure"
+#line 2549 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2562,7 +2568,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2566: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2572: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2589,12 +2595,12 @@
 for ac_func in dup2 getcwd strdup strerror memmove
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2593: checking for $ac_func" >&5
+echo "configure:2599: 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 2598 "configure"
+#line 2604 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2617,7 +2623,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2621: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2627: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2644,12 +2650,12 @@
 
 
 echo $ac_n "checking for getpgrp""... $ac_c" 1>&6
-echo "configure:2648: checking for getpgrp" >&5
+echo "configure:2654: checking for getpgrp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getpgrp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2653 "configure"
+#line 2659 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getpgrp(); below.  */
@@ -2672,7 +2678,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2676: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2682: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_getpgrp=yes"
 else
@@ -2687,14 +2693,14 @@
 if eval "test \"`echo '$ac_cv_func_'getpgrp`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   cat > conftest.$ac_ext <<EOF
-#line 2691 "configure"
+#line 2697 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 getpgrp(0);
 ; return 0; }
 EOF
-if { (eval echo configure:2698: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2704: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define GETPGRP_HAVE_ARG 1
@@ -2710,12 +2716,12 @@
 fi
 
 echo $ac_n "checking for setpgrp""... $ac_c" 1>&6
-echo "configure:2714: checking for setpgrp" >&5
+echo "configure:2720: checking for setpgrp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_setpgrp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2719 "configure"
+#line 2725 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setpgrp(); below.  */
@@ -2738,7 +2744,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2742: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2748: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_setpgrp=yes"
 else
@@ -2753,14 +2759,14 @@
 if eval "test \"`echo '$ac_cv_func_'setpgrp`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   cat > conftest.$ac_ext <<EOF
-#line 2757 "configure"
+#line 2763 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 setpgrp(0,0);
 ; return 0; }
 EOF
-if { (eval echo configure:2764: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2770: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SETPGRP_HAVE_ARG 1
@@ -2776,12 +2782,12 @@
 fi
 
 echo $ac_n "checking for gettimeofday""... $ac_c" 1>&6
-echo "configure:2780: checking for gettimeofday" >&5
+echo "configure:2786: checking for gettimeofday" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gettimeofday'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2785 "configure"
+#line 2791 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gettimeofday(); below.  */
@@ -2804,7 +2810,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:2808: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2814: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gettimeofday=yes"
 else
@@ -2819,14 +2825,14 @@
 if eval "test \"`echo '$ac_cv_func_'gettimeofday`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   cat > conftest.$ac_ext <<EOF
-#line 2823 "configure"
+#line 2829 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 int main() {
 gettimeofday((struct timeval*)0,(struct timezone*)0);
 ; return 0; }
 EOF
-if { (eval echo configure:2830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2836: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -2845,12 +2851,12 @@
 
 # checks for structures
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:2849: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:2855: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2854 "configure"
+#line 2860 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -2859,7 +2865,7 @@
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:2863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2869: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -2880,12 +2886,12 @@
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:2884: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:2890: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2889 "configure"
+#line 2895 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -2893,7 +2899,7 @@
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:2897: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2903: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -2914,12 +2920,12 @@
 fi
 
 echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&6
-echo "configure:2918: checking for tm_zone in struct tm" >&5
+echo "configure:2924: checking for tm_zone in struct tm" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm_zone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2923 "configure"
+#line 2929 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
@@ -2927,7 +2933,7 @@
 struct tm tm; tm.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:2931: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2937: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm_zone=yes
 else
@@ -2947,12 +2953,12 @@
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
-echo "configure:2951: checking for tzname" >&5
+echo "configure:2957: checking for tzname" >&5
 if eval "test \"`echo '$''{'ac_cv_var_tzname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2956 "configure"
+#line 2962 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
@@ -2962,7 +2968,7 @@
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:2966: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2972: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
@@ -2985,19 +2991,19 @@
 
 
 echo $ac_n "checking for time.h that defines altzone""... $ac_c" 1>&6
-echo "configure:2989: checking for time.h that defines altzone" >&5
+echo "configure:2995: checking for time.h that defines altzone" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time_altzone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2994 "configure"
+#line 3000 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 return altzone;
 ; return 0; }
 EOF
-if { (eval echo configure:3001: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3007: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time_altzone=yes
 else
@@ -3019,9 +3025,9 @@
 
 was_it_defined=no
 echo $ac_n "checking whether sys/select.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:3023: checking whether sys/select.h and sys/time.h may both be included" >&5
+echo "configure:3029: checking whether sys/select.h and sys/time.h may both be included" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3025 "configure"
+#line 3031 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3032,7 +3038,7 @@
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:3036: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3042: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SYS_SELECT_WITH_SYS_TIME 1
@@ -3048,14 +3054,14 @@
 # checks for compiler characteristics
 
 echo $ac_n "checking whether char is unsigned""... $ac_c" 1>&6
-echo "configure:3052: checking whether char is unsigned" >&5
+echo "configure:3058: checking whether char is unsigned" >&5
 if eval "test \"`echo '$''{'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.$ac_ext <<EOF
-#line 3059 "configure"
+#line 3065 "configure"
 #include "confdefs.h"
 #ifdef __CHAR_UNSIGNED__
   yes
@@ -3077,7 +3083,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 3081 "configure"
+#line 3087 "configure"
 #include "confdefs.h"
 /* volatile prevents gcc2 from optimizing the test away on sparcs.  */
 #if !defined(__STDC__) || __STDC__ != 1
@@ -3087,7 +3093,7 @@
   volatile char c = 255; exit(c < 0);
 }
 EOF
-if { (eval echo configure:3091: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3097: \"$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
@@ -3112,12 +3118,12 @@
 
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:3116: checking for working const" >&5
+echo "configure:3122: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3121 "configure"
+#line 3127 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -3166,7 +3172,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:3170: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3176: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -3189,16 +3195,16 @@
 
 works=no
 echo $ac_n "checking for working volatile""... $ac_c" 1>&6
-echo "configure:3193: checking for working volatile" >&5
+echo "configure:3199: checking for working volatile" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3195 "configure"
+#line 3201 "configure"
 #include "confdefs.h"
 
 int main() {
 volatile int x; x = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:3202: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3208: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -3215,16 +3221,16 @@
 
 works=no
 echo $ac_n "checking for working signed char""... $ac_c" 1>&6
-echo "configure:3219: checking for working signed char" >&5
+echo "configure:3225: checking for working signed char" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3221 "configure"
+#line 3227 "configure"
 #include "confdefs.h"
 
 int main() {
 signed char c;
 ; return 0; }
 EOF
-if { (eval echo configure:3228: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3234: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -3241,16 +3247,16 @@
 
 have_prototypes=no
 echo $ac_n "checking for prototypes""... $ac_c" 1>&6
-echo "configure:3245: checking for prototypes" >&5
+echo "configure:3251: checking for prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3247 "configure"
+#line 3253 "configure"
 #include "confdefs.h"
 int foo(int x) { return 0; }
 int main() {
 return foo(10);
 ; return 0; }
 EOF
-if { (eval echo configure:3254: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3260: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_PROTOTYPES 1
@@ -3265,9 +3271,9 @@
 
 works=no
 echo $ac_n "checking for variable length prototypes and stdarg.h""... $ac_c" 1>&6
-echo "configure:3269: checking for variable length prototypes and stdarg.h" >&5
+echo "configure:3275: checking for variable length prototypes and stdarg.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3271 "configure"
+#line 3277 "configure"
 #include "confdefs.h"
 
 #include <stdarg.h>
@@ -3284,7 +3290,7 @@
 return foo(10, "", 3.14);
 ; return 0; }
 EOF
-if { (eval echo configure:3288: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3294: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_STDARG_PROTOTYPES 1
@@ -3300,16 +3306,16 @@
 if test "$have_prototypes" = yes; then
 bad_prototypes=no
 echo $ac_n "checking for bad exec* prototypes""... $ac_c" 1>&6
-echo "configure:3304: checking for bad exec* prototypes" >&5
+echo "configure:3310: checking for bad exec* prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3306 "configure"
+#line 3312 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 char **t;execve("@",t,t);
 ; return 0; }
 EOF
-if { (eval echo configure:3313: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3319: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3326,12 +3332,12 @@
 
 bad_forward=no
 echo $ac_n "checking for bad static forward""... $ac_c" 1>&6
-echo "configure:3330: checking for bad static forward" >&5
+echo "configure:3336: checking for bad static forward" >&5
 if test "$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 3335 "configure"
+#line 3341 "configure"
 #include "confdefs.h"
 
 struct s { int a; int b; };
@@ -3347,7 +3353,7 @@
 }
 
 EOF
-if { (eval echo configure:3351: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3357: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -3366,9 +3372,9 @@
 
 va_list_is_array=no
 echo $ac_n "checking whether va_list is an array""... $ac_c" 1>&6
-echo "configure:3370: checking whether va_list is an array" >&5
+echo "configure:3376: checking whether va_list is an array" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3372 "configure"
+#line 3378 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_STDARG_PROTOTYPES
@@ -3381,7 +3387,7 @@
 va_list list1, list2; list1 = list2;
 ; return 0; }
 EOF
-if { (eval echo configure:3385: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3391: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -3400,7 +3406,7 @@
 
 # Linux requires this for correct f.p. operations
 echo $ac_n "checking for __fpu_control in -lieee""... $ac_c" 1>&6
-echo "configure:3404: checking for __fpu_control in -lieee" >&5
+echo "configure:3410: checking for __fpu_control in -lieee" >&5
 ac_lib_var=`echo ieee'_'__fpu_control | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3408,7 +3414,7 @@
   ac_save_LIBS="$LIBS"
 LIBS="-lieee  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3412 "configure"
+#line 3418 "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
@@ -3419,7 +3425,7 @@
 __fpu_control()
 ; return 0; }
 EOF
-if { (eval echo configure:3423: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3429: \"$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
@@ -3450,7 +3456,7 @@
 # Check for --with-fpectl
 
 echo $ac_n "checking for --with-fpectl""... $ac_c" 1>&6
-echo "configure:3454: checking for --with-fpectl" >&5
+echo "configure:3460: checking for --with-fpectl" >&5
 # Check whether --with-fpectl or --without-fpectl was given.
 if test "${with_fpectl+set}" = set; then
   withval="$with_fpectl"
@@ -3472,7 +3478,7 @@
 *) LIBM=-lm
 esac
 echo $ac_n "checking for --with-libm=STRING""... $ac_c" 1>&6
-echo "configure:3476: checking for --with-libm=STRING" >&5
+echo "configure:3482: checking for --with-libm=STRING" >&5
 # Check whether --with-libm or --without-libm was given.
 if test "${with_libm+set}" = set; then
   withval="$with_libm"
@@ -3493,7 +3499,7 @@
 # check for --with-libc=...
 
 echo $ac_n "checking for --with-libc=STRING""... $ac_c" 1>&6
-echo "configure:3497: checking for --with-libc=STRING" >&5
+echo "configure:3503: checking for --with-libc=STRING" >&5
 # Check whether --with-libc or --without-libc was given.
 if test "${with_libc+set}" = set; then
   withval="$with_libc"
@@ -3517,12 +3523,12 @@
 for ac_func in hypot
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3521: checking for $ac_func" >&5
+echo "configure:3527: 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 3526 "configure"
+#line 3532 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3545,7 +3551,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:3549: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3555: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3572,12 +3578,12 @@
 for ac_func in hypot
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3576: checking for $ac_func" >&5
+echo "configure:3582: 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 3581 "configure"
+#line 3587 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3600,7 +3606,7 @@
 
 ; return 0; }
 EOF
-if { (eval echo configure:3604: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3610: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3630,7 +3636,7 @@
 
 # check for getopt
 echo $ac_n "checking for genuine getopt""... $ac_c" 1>&6
-echo "configure:3634: checking for genuine getopt" >&5
+echo "configure:3640: checking for genuine getopt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getopt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3638,7 +3644,7 @@
   ac_cv_func_getopt=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3642 "configure"
+#line 3648 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 extern int optind, opterr, getopt();
@@ -3650,7 +3656,7 @@
 	exit(0);
 }
 EOF
-if { (eval echo configure:3654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3660: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_getopt=yes
 else
@@ -3669,7 +3675,7 @@
 # check whether malloc(0) returns NULL or not
 
 echo $ac_n "checking what malloc(0) returns""... $ac_c" 1>&6
-echo "configure:3673: checking what malloc(0) returns" >&5
+echo "configure:3679: checking what malloc(0) returns" >&5
 if eval "test \"`echo '$''{'ac_cv_malloc_zero'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3677,7 +3683,7 @@
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 3681 "configure"
+#line 3687 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #ifdef HAVE_STDLIB
@@ -3696,7 +3702,7 @@
 	exit(0);
 }
 EOF
-if { (eval echo configure:3700: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3706: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_malloc_zero=nonnull
 else