diff --git a/src/backend/parser/gram.c b/src/backend/parser/gram.c
index f7e685aa0ebdde6b7eca9d072935c0bad1178ad3..dce5bf3dffe4c0e951570b2b766a00c08b29082a 100644
--- a/src/backend/parser/gram.c
+++ b/src/backend/parser/gram.c
@@ -216,7 +216,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/parser/Attic/gram.c,v 2.7 1998/04/14 03:28:50 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/parser/Attic/gram.c,v 2.8 1998/04/17 03:06:13 scrappy Exp $
  *
  * HISTORY
  *	  AUTHOR			DATE			MAJOR EVENT
diff --git a/src/backend/parser/scan.c b/src/backend/parser/scan.c
index 69c3952aeb7a7fe3beeecef1a02de0df2054087e..be8872ff5242f46835d8bc657e0adc36948468d4 100644
--- a/src/backend/parser/scan.c
+++ b/src/backend/parser/scan.c
@@ -1,7 +1,7 @@
 /* A lexical scanner generated by flex */
 
 /* Scanner skeleton version:
- * $Header: /cvsroot/pgsql/src/backend/parser/Attic/scan.c,v 1.17 1998/04/08 06:35:02 thomas Exp $
+ * $Header: /cvsroot/pgsql/src/backend/parser/Attic/scan.c,v 1.18 1998/04/17 03:06:26 scrappy Exp $
  */
 
 #define FLEX_SCANNER
@@ -547,7 +547,7 @@ char *yytext;
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/parser/Attic/scan.c,v 1.17 1998/04/08 06:35:02 thomas Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/parser/Attic/scan.c,v 1.18 1998/04/17 03:06:26 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
diff --git a/src/configure b/src/configure
index 4b36561ce583d7d2fae94decbb3af2b0ce114940..8c4f6d732b778f26e5a9f25e00a4266e67255ed8 100755
--- a/src/configure
+++ b/src/configure
@@ -1714,8 +1714,51 @@ else
 	export YACC
 fi
 
+echo $ac_n "checking for main in -lsfio""... $ac_c" 1>&6
+echo "configure:1719: checking for main in -lsfio" >&5
+ac_lib_var=`echo sfio'_'main | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_save_LIBS="$LIBS"
+LIBS="-lsfio  $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 1727 "configure"
+#include "confdefs.h"
+
+int main() {
+main()
+; return 0; }
+EOF
+if { (eval echo configure:1734: \"$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
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_lib=HAVE_LIB`echo sfio | sed -e 's/[^a-zA-Z0-9_]/_/g' \
+    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_lib 1
+EOF
+
+  LIBS="-lsfio $LIBS"
+
+else
+  echo "$ac_t""no" 1>&6
+fi
+
 echo $ac_n "checking for main in -lcurses""... $ac_c" 1>&6
-echo "configure:1719: checking for main in -lcurses" >&5
+echo "configure:1762: checking for main in -lcurses" >&5
 ac_lib_var=`echo curses'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1723,14 +1766,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcurses  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1727 "configure"
+#line 1770 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1734: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1777: \"$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
@@ -1758,7 +1801,7 @@ else
 fi
 
 echo $ac_n "checking for main in -ltermcap""... $ac_c" 1>&6
-echo "configure:1762: checking for main in -ltermcap" >&5
+echo "configure:1805: checking for main in -ltermcap" >&5
 ac_lib_var=`echo termcap'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1766,14 +1809,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltermcap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1770 "configure"
+#line 1813 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1777: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1820: \"$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
@@ -1801,7 +1844,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lhistory""... $ac_c" 1>&6
-echo "configure:1805: checking for main in -lhistory" >&5
+echo "configure:1848: checking for main in -lhistory" >&5
 ac_lib_var=`echo history'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1809,14 +1852,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lhistory  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1813 "configure"
+#line 1856 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1820: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1863: \"$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
@@ -1844,7 +1887,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lreadline""... $ac_c" 1>&6
-echo "configure:1848: checking for main in -lreadline" >&5
+echo "configure:1891: checking for main in -lreadline" >&5
 ac_lib_var=`echo readline'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1852,14 +1895,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lreadline  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1856 "configure"
+#line 1899 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1863: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1906: \"$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
@@ -1887,7 +1930,7 @@ else
 fi
 
 echo $ac_n "checking for write_history in -lreadline""... $ac_c" 1>&6
-echo "configure:1891: checking for write_history in -lreadline" >&5
+echo "configure:1934: checking for write_history in -lreadline" >&5
 ac_lib_var=`echo readline'_'write_history | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1895,7 +1938,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lreadline  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1899 "configure"
+#line 1942 "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
@@ -1906,7 +1949,7 @@ int main() {
 write_history()
 ; return 0; }
 EOF
-if { (eval echo configure:1910: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1953: \"$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
@@ -1932,7 +1975,7 @@ fi
 if test "$PORTNAME" != "aix" -a "$PORTNAME" != "alpha"
 then
 	echo $ac_n "checking for main in -lbsd""... $ac_c" 1>&6
-echo "configure:1936: checking for main in -lbsd" >&5
+echo "configure:1979: checking for main in -lbsd" >&5
 ac_lib_var=`echo bsd'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1940,14 +1983,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lbsd  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1944 "configure"
+#line 1987 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1951: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1994: \"$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
@@ -1976,7 +2019,7 @@ fi
 
 fi
 echo $ac_n "checking for main in -lm""... $ac_c" 1>&6
-echo "configure:1980: checking for main in -lm" >&5
+echo "configure:2023: checking for main in -lm" >&5
 ac_lib_var=`echo m'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1984,14 +2027,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1988 "configure"
+#line 2031 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1995: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2038: \"$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
@@ -2019,7 +2062,7 @@ else
 fi
 
 echo $ac_n "checking for main in -ldl""... $ac_c" 1>&6
-echo "configure:2023: checking for main in -ldl" >&5
+echo "configure:2066: checking for main in -ldl" >&5
 ac_lib_var=`echo dl'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2027,14 +2070,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2031 "configure"
+#line 2074 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2038: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2081: \"$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
@@ -2062,7 +2105,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lsocket""... $ac_c" 1>&6
-echo "configure:2066: checking for main in -lsocket" >&5
+echo "configure:2109: checking for main in -lsocket" >&5
 ac_lib_var=`echo socket'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2070,14 +2113,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2074 "configure"
+#line 2117 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2081: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2124: \"$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
@@ -2105,7 +2148,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lnsl""... $ac_c" 1>&6
-echo "configure:2109: checking for main in -lnsl" >&5
+echo "configure:2152: checking for main in -lnsl" >&5
 ac_lib_var=`echo nsl'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2113,14 +2156,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2117 "configure"
+#line 2160 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2124: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2167: \"$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
@@ -2148,7 +2191,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lipc""... $ac_c" 1>&6
-echo "configure:2152: checking for main in -lipc" >&5
+echo "configure:2195: checking for main in -lipc" >&5
 ac_lib_var=`echo ipc'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2156,14 +2199,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lipc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2160 "configure"
+#line 2203 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2167: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2210: \"$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
@@ -2191,7 +2234,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lIPC""... $ac_c" 1>&6
-echo "configure:2195: checking for main in -lIPC" >&5
+echo "configure:2238: checking for main in -lIPC" >&5
 ac_lib_var=`echo IPC'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2199,14 +2242,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lIPC  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2203 "configure"
+#line 2246 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2210: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2253: \"$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
@@ -2234,7 +2277,7 @@ else
 fi
 
 echo $ac_n "checking for main in -llc""... $ac_c" 1>&6
-echo "configure:2238: checking for main in -llc" >&5
+echo "configure:2281: checking for main in -llc" >&5
 ac_lib_var=`echo lc'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2242,14 +2285,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-llc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2246 "configure"
+#line 2289 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2253: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2296: \"$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
@@ -2277,7 +2320,7 @@ else
 fi
 
 echo $ac_n "checking for main in -ldld""... $ac_c" 1>&6
-echo "configure:2281: checking for main in -ldld" >&5
+echo "configure:2324: checking for main in -ldld" >&5
 ac_lib_var=`echo dld'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2285,14 +2328,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2289 "configure"
+#line 2332 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2296: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2339: \"$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 +2363,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lln""... $ac_c" 1>&6
-echo "configure:2324: checking for main in -lln" >&5
+echo "configure:2367: checking for main in -lln" >&5
 ac_lib_var=`echo ln'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2328,14 +2371,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lln  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2332 "configure"
+#line 2375 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2339: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2382: \"$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
@@ -2363,7 +2406,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lld""... $ac_c" 1>&6
-echo "configure:2367: checking for main in -lld" >&5
+echo "configure:2410: checking for main in -lld" >&5
 ac_lib_var=`echo ld'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2371,14 +2414,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2375 "configure"
+#line 2418 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2382: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2425: \"$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
@@ -2406,7 +2449,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lcompat""... $ac_c" 1>&6
-echo "configure:2410: checking for main in -lcompat" >&5
+echo "configure:2453: checking for main in -lcompat" >&5
 ac_lib_var=`echo compat'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2414,14 +2457,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcompat  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2418 "configure"
+#line 2461 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2425: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2468: \"$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
@@ -2449,7 +2492,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lBSD""... $ac_c" 1>&6
-echo "configure:2453: checking for main in -lBSD" >&5
+echo "configure:2496: checking for main in -lBSD" >&5
 ac_lib_var=`echo BSD'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2457,14 +2500,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lBSD  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2461 "configure"
+#line 2504 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2468: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2511: \"$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
@@ -2492,7 +2535,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lcrypt""... $ac_c" 1>&6
-echo "configure:2496: checking for main in -lcrypt" >&5
+echo "configure:2539: checking for main in -lcrypt" >&5
 ac_lib_var=`echo crypt'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2500,14 +2543,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2504 "configure"
+#line 2547 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2511: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2554: \"$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
@@ -2535,7 +2578,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lgen""... $ac_c" 1>&6
-echo "configure:2539: checking for main in -lgen" >&5
+echo "configure:2582: checking for main in -lgen" >&5
 ac_lib_var=`echo gen'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2543,14 +2586,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgen  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2547 "configure"
+#line 2590 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2554: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2597: \"$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
@@ -2578,7 +2621,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lPW""... $ac_c" 1>&6
-echo "configure:2582: checking for main in -lPW" >&5
+echo "configure:2625: checking for main in -lPW" >&5
 ac_lib_var=`echo PW'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2586,14 +2629,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lPW  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2590 "configure"
+#line 2633 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2597: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2640: \"$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
@@ -2622,12 +2665,12 @@ fi
 
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:2626: checking for ANSI C header files" >&5
+echo "configure:2669: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2631 "configure"
+#line 2674 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -2635,7 +2678,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2639: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2682: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2652,7 +2695,7 @@ rm -f conftest*
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 2656 "configure"
+#line 2699 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -2670,7 +2713,7 @@ fi
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 2674 "configure"
+#line 2717 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -2691,7 +2734,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 2695 "configure"
+#line 2738 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -2702,7 +2745,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:2706: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2749: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -2726,12 +2769,12 @@ EOF
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:2730: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:2773: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2735 "configure"
+#line 2778 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -2747,7 +2790,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:2751: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2794: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -2771,17 +2814,17 @@ for ac_hdr in limits.h unistd.h termios.h values.h sys/select.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2775: checking for $ac_hdr" >&5
+echo "configure:2818: 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 2780 "configure"
+#line 2823 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2785: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2828: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2811,17 +2854,17 @@ for ac_hdr in sys/resource.h netdb.h arpa/inet.h getopt.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2815: checking for $ac_hdr" >&5
+echo "configure:2858: 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 2820 "configure"
+#line 2863 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2825: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2868: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2851,17 +2894,17 @@ for ac_hdr in readline.h history.h dld.h crypt.h endian.h float.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2855: checking for $ac_hdr" >&5
+echo "configure:2898: 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 2860 "configure"
+#line 2903 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2865: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2908: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2891,17 +2934,17 @@ for ac_hdr in readline/readline.h readline/history.h ieeefp.h fp_class.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2895: checking for $ac_hdr" >&5
+echo "configure:2938: 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 2900 "configure"
+#line 2943 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2905: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2948: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2931,17 +2974,17 @@ for ac_hdr in netinet/in.h string.h strings.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2935: checking for $ac_hdr" >&5
+echo "configure:2978: 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 2940 "configure"
+#line 2983 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2945: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2988: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2969,12 +3012,12 @@ done
 
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:2973: checking for working const" >&5
+echo "configure:3016: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2978 "configure"
+#line 3021 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -3023,7 +3066,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:3027: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3070: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -3044,12 +3087,12 @@ EOF
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:3048: checking for uid_t in sys/types.h" >&5
+echo "configure:3091: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3053 "configure"
+#line 3096 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -3078,21 +3121,21 @@ EOF
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:3082: checking for inline" >&5
+echo "configure:3125: checking for inline" >&5
 if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat > conftest.$ac_ext <<EOF
-#line 3089 "configure"
+#line 3132 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:3096: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3139: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -3118,12 +3161,12 @@ EOF
 esac
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:3122: checking for mode_t" >&5
+echo "configure:3165: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3127 "configure"
+#line 3170 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3151,12 +3194,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:3155: checking for off_t" >&5
+echo "configure:3198: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3160 "configure"
+#line 3203 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3184,12 +3227,12 @@ EOF
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:3188: checking for size_t" >&5
+echo "configure:3231: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3193 "configure"
+#line 3236 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3217,12 +3260,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:3221: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:3264: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3226 "configure"
+#line 3269 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -3231,7 +3274,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:3235: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3278: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -3252,12 +3295,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:3256: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:3299: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3261 "configure"
+#line 3304 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -3265,7 +3308,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:3269: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3312: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -3287,16 +3330,16 @@ fi
 
 
 echo $ac_n "checking for int timezone""... $ac_c" 1>&6
-echo "configure:3291: checking for int timezone" >&5
+echo "configure:3334: checking for int timezone" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3293 "configure"
+#line 3336 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 int res = timezone / 60; 
 ; return 0; }
 EOF
-if { (eval echo configure:3300: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3343: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_INT_TIMEZONE 1
@@ -3311,16 +3354,16 @@ fi
 rm -f conftest*
 
 echo $ac_n "checking for gettimeofday args""... $ac_c" 1>&6
-echo "configure:3315: checking for gettimeofday args" >&5
+echo "configure:3358: checking for gettimeofday args" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3317 "configure"
+#line 3360 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 int main() {
 struct timeval *tp; struct timezone *tzp; gettimeofday(tp,tzp); 
 ; return 0; }
 EOF
-if { (eval echo configure:3324: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3367: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_GETTIMEOFDAY_2_ARGS 1
@@ -3335,9 +3378,9 @@ fi
 rm -f conftest*
 
 echo $ac_n "checking for union semun""... $ac_c" 1>&6
-echo "configure:3339: checking for union semun" >&5
+echo "configure:3382: checking for union semun" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3341 "configure"
+#line 3384 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/ipc.h>
@@ -3346,7 +3389,7 @@ int main() {
 union semun semun;
 ; return 0; }
 EOF
-if { (eval echo configure:3350: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3393: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_UNION_SEMUN 1
@@ -3362,13 +3405,13 @@ rm -f conftest*
 
 if test x$ac_cv_prog_gcc = xyes; then
     echo $ac_n "checking whether ${CC-cc} needs -traditional""... $ac_c" 1>&6
-echo "configure:3366: checking whether ${CC-cc} needs -traditional" >&5
+echo "configure:3409: checking whether ${CC-cc} needs -traditional" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc_traditional'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     ac_pattern="Autoconf.*'x'"
   cat > conftest.$ac_ext <<EOF
-#line 3372 "configure"
+#line 3415 "configure"
 #include "confdefs.h"
 #include <sgtty.h>
 Autoconf TIOCGETP
@@ -3386,7 +3429,7 @@ rm -f conftest*
 
   if test $ac_cv_prog_gcc_traditional = no; then
     cat > conftest.$ac_ext <<EOF
-#line 3390 "configure"
+#line 3433 "configure"
 #include "confdefs.h"
 #include <termio.h>
 Autoconf TCGETA
@@ -3408,7 +3451,7 @@ echo "$ac_t""$ac_cv_prog_gcc_traditional" 1>&6
 fi
 
 echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
-echo "configure:3412: checking for 8-bit clean memcmp" >&5
+echo "configure:3455: checking for 8-bit clean memcmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_memcmp_clean'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3416,7 +3459,7 @@ else
   ac_cv_func_memcmp_clean=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3420 "configure"
+#line 3463 "configure"
 #include "confdefs.h"
 
 main()
@@ -3426,7 +3469,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:3430: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3473: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_memcmp_clean=yes
 else
@@ -3444,12 +3487,12 @@ echo "$ac_t""$ac_cv_func_memcmp_clean" 1>&6
 test $ac_cv_func_memcmp_clean = no && LIBOBJS="$LIBOBJS memcmp.o"
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:3448: checking return type of signal handlers" >&5
+echo "configure:3491: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3453 "configure"
+#line 3496 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -3466,7 +3509,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:3470: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3513: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -3485,12 +3528,12 @@ EOF
 
 
 echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:3489: checking for vprintf" >&5
+echo "configure:3532: checking for vprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3494 "configure"
+#line 3537 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vprintf(); below.  */
@@ -3513,7 +3556,7 @@ vprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3517: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3560: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_vprintf=yes"
 else
@@ -3537,12 +3580,12 @@ fi
 
 if test "$ac_cv_func_vprintf" != yes; then
 echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:3541: checking for _doprnt" >&5
+echo "configure:3584: checking for _doprnt" >&5
 if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3546 "configure"
+#line 3589 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _doprnt(); below.  */
@@ -3565,7 +3608,7 @@ _doprnt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3569: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3612: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func__doprnt=yes"
 else
@@ -3592,12 +3635,12 @@ fi
 for ac_func in tzset vfork memmove sigsetjmp kill sysconf fpclass
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3596: checking for $ac_func" >&5
+echo "configure:3639: 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 3601 "configure"
+#line 3644 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3620,7 +3663,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3624: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3667: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3647,12 +3690,12 @@ done
 for ac_func in fp_class fp_class_d class
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3651: checking for $ac_func" >&5
+echo "configure:3694: 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 3656 "configure"
+#line 3699 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3675,7 +3718,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3679: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3722: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3702,12 +3745,12 @@ done
 for ac_func in sigprocmask waitpid setsid fcvt
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3706: checking for $ac_func" >&5
+echo "configure:3749: 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 3711 "configure"
+#line 3754 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3730,7 +3773,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3734: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3777: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3755,12 +3798,12 @@ fi
 done
 
 echo $ac_n "checking for isinf""... $ac_c" 1>&6
-echo "configure:3759: checking for isinf" >&5
+echo "configure:3802: checking for isinf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_isinf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3764 "configure"
+#line 3807 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char isinf(); below.  */
@@ -3783,7 +3826,7 @@ isinf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3787: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3830: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_isinf=yes"
 else
@@ -3808,12 +3851,12 @@ fi
 
 
 echo $ac_n "checking for getrusage""... $ac_c" 1>&6
-echo "configure:3812: checking for getrusage" >&5
+echo "configure:3855: checking for getrusage" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getrusage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3817 "configure"
+#line 3860 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getrusage(); below.  */
@@ -3836,7 +3879,7 @@ getrusage();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3840: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3883: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_getrusage=yes"
 else
@@ -3861,12 +3904,12 @@ fi
 
 
 echo $ac_n "checking for srandom""... $ac_c" 1>&6
-echo "configure:3865: checking for srandom" >&5
+echo "configure:3908: checking for srandom" >&5
 if eval "test \"`echo '$''{'ac_cv_func_srandom'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3870 "configure"
+#line 3913 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char srandom(); below.  */
@@ -3889,7 +3932,7 @@ srandom();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3893: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3936: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_srandom=yes"
 else
@@ -3914,12 +3957,12 @@ fi
 
 
 echo $ac_n "checking for gethostname""... $ac_c" 1>&6
-echo "configure:3918: checking for gethostname" >&5
+echo "configure:3961: checking for gethostname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3923 "configure"
+#line 3966 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostname(); below.  */
@@ -3942,7 +3985,7 @@ gethostname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3946: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3989: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gethostname=yes"
 else
@@ -3967,12 +4010,12 @@ fi
 
 
 echo $ac_n "checking for random""... $ac_c" 1>&6
-echo "configure:3971: checking for random" >&5
+echo "configure:4014: checking for random" >&5
 if eval "test \"`echo '$''{'ac_cv_func_random'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3976 "configure"
+#line 4019 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char random(); below.  */
@@ -3995,7 +4038,7 @@ random();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3999: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4042: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_random=yes"
 else
@@ -4020,12 +4063,12 @@ fi
 
 
 echo $ac_n "checking for inet_aton""... $ac_c" 1>&6
-echo "configure:4024: checking for inet_aton" >&5
+echo "configure:4067: checking for inet_aton" >&5
 if eval "test \"`echo '$''{'ac_cv_func_inet_aton'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4029 "configure"
+#line 4072 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char inet_aton(); below.  */
@@ -4048,7 +4091,7 @@ inet_aton();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4052: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4095: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_inet_aton=yes"
 else
@@ -4073,12 +4116,12 @@ fi
 
 
 echo $ac_n "checking for strerror""... $ac_c" 1>&6
-echo "configure:4077: checking for strerror" >&5
+echo "configure:4120: checking for strerror" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strerror'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4082 "configure"
+#line 4125 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strerror(); below.  */
@@ -4101,7 +4144,7 @@ strerror();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4105: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4148: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strerror=yes"
 else
@@ -4127,12 +4170,12 @@ fi
 
 
 echo $ac_n "checking for strdup""... $ac_c" 1>&6
-echo "configure:4131: checking for strdup" >&5
+echo "configure:4174: checking for strdup" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strdup'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4136 "configure"
+#line 4179 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strdup(); below.  */
@@ -4155,7 +4198,7 @@ strdup();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4159: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4202: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strdup=yes"
 else
@@ -4180,12 +4223,12 @@ fi
 
 
 echo $ac_n "checking for strtol""... $ac_c" 1>&6
-echo "configure:4184: checking for strtol" >&5
+echo "configure:4227: checking for strtol" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtol'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4189 "configure"
+#line 4232 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtol(); below.  */
@@ -4208,7 +4251,7 @@ strtol();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4212: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4255: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strtol=yes"
 else
@@ -4233,12 +4276,12 @@ fi
 
 
 echo $ac_n "checking for strtoul""... $ac_c" 1>&6
-echo "configure:4237: checking for strtoul" >&5
+echo "configure:4280: checking for strtoul" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtoul'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4242 "configure"
+#line 4285 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtoul(); below.  */
@@ -4261,7 +4304,7 @@ strtoul();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4265: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4308: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strtoul=yes"
 else
@@ -4286,12 +4329,12 @@ fi
 
 
 echo $ac_n "checking for strcasecmp""... $ac_c" 1>&6
-echo "configure:4290: checking for strcasecmp" >&5
+echo "configure:4333: checking for strcasecmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strcasecmp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4295 "configure"
+#line 4338 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strcasecmp(); below.  */
@@ -4314,7 +4357,7 @@ strcasecmp();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4318: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4361: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strcasecmp=yes"
 else
@@ -4339,12 +4382,12 @@ fi
 
 
 echo $ac_n "checking for cbrt""... $ac_c" 1>&6
-echo "configure:4343: checking for cbrt" >&5
+echo "configure:4386: checking for cbrt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_cbrt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4348 "configure"
+#line 4391 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char cbrt(); below.  */
@@ -4367,7 +4410,7 @@ cbrt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4371: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4414: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_cbrt=yes"
 else
@@ -4388,7 +4431,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for cbrt in -lm""... $ac_c" 1>&6
-echo "configure:4392: checking for cbrt in -lm" >&5
+echo "configure:4435: checking for cbrt in -lm" >&5
 ac_lib_var=`echo m'_'cbrt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4396,7 +4439,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4400 "configure"
+#line 4443 "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
@@ -4407,7 +4450,7 @@ int main() {
 cbrt()
 ; return 0; }
 EOF
-if { (eval echo configure:4411: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4454: \"$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
@@ -4433,12 +4476,12 @@ fi
 fi
 
 echo $ac_n "checking for rint""... $ac_c" 1>&6
-echo "configure:4437: checking for rint" >&5
+echo "configure:4480: checking for rint" >&5
 if eval "test \"`echo '$''{'ac_cv_func_rint'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4442 "configure"
+#line 4485 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char rint(); below.  */
@@ -4461,7 +4504,7 @@ rint();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4465: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4508: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_rint=yes"
 else
@@ -4482,7 +4525,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for rint in -lm""... $ac_c" 1>&6
-echo "configure:4486: checking for rint in -lm" >&5
+echo "configure:4529: checking for rint in -lm" >&5
 ac_lib_var=`echo m'_'rint | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4490,7 +4533,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4494 "configure"
+#line 4537 "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
@@ -4501,7 +4544,7 @@ int main() {
 rint()
 ; return 0; }
 EOF
-if { (eval echo configure:4505: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4548: \"$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
@@ -4540,7 +4583,7 @@ if test "$USE_X" = true; then
 # Uses ac_ vars as temps to allow command line to override cache and checks.
 # --without-x overrides everything else, but does not touch the cache.
 echo $ac_n "checking for X""... $ac_c" 1>&6
-echo "configure:4544: checking for X" >&5
+echo "configure:4587: checking for X" >&5
 
 # Check whether --with-x or --without-x was given.
 if test "${with_x+set}" = set; then
@@ -4602,12 +4645,12 @@ if test "$ac_x_includes" = NO; then
 
   # First, try using that file with no special directory specified.
 cat > conftest.$ac_ext <<EOF
-#line 4606 "configure"
+#line 4649 "configure"
 #include "confdefs.h"
 #include <$x_direct_test_include>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4611: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4654: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4676,14 +4719,14 @@ if test "$ac_x_libraries" = NO; then
   ac_save_LIBS="$LIBS"
   LIBS="-l$x_direct_test_library $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4680 "configure"
+#line 4723 "configure"
 #include "confdefs.h"
 
 int main() {
 ${x_direct_test_function}()
 ; return 0; }
 EOF
-if { (eval echo configure:4687: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4730: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   LIBS="$ac_save_LIBS"
 # We can link X programs with no special library path.
@@ -4789,17 +4832,17 @@ else
     case "`(uname -sr) 2>/dev/null`" in
     "SunOS 5"*)
       echo $ac_n "checking whether -R must be followed by a space""... $ac_c" 1>&6
-echo "configure:4793: checking whether -R must be followed by a space" >&5
+echo "configure:4836: checking whether -R must be followed by a space" >&5
       ac_xsave_LIBS="$LIBS"; LIBS="$LIBS -R$x_libraries"
       cat > conftest.$ac_ext <<EOF
-#line 4796 "configure"
+#line 4839 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4803: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4846: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_R_nospace=yes
 else
@@ -4815,14 +4858,14 @@ rm -f conftest*
       else
 	LIBS="$ac_xsave_LIBS -R $x_libraries"
 	cat > conftest.$ac_ext <<EOF
-#line 4819 "configure"
+#line 4862 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4826: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4869: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_R_space=yes
 else
@@ -4854,7 +4897,7 @@ rm -f conftest*
     # libraries were built with DECnet support.  And karl@cs.umb.edu says
     # the Alpha needs dnet_stub (dnet does not exist).
     echo $ac_n "checking for dnet_ntoa in -ldnet""... $ac_c" 1>&6
-echo "configure:4858: checking for dnet_ntoa in -ldnet" >&5
+echo "configure:4901: checking for dnet_ntoa in -ldnet" >&5
 ac_lib_var=`echo dnet'_'dnet_ntoa | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4862,7 +4905,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4866 "configure"
+#line 4909 "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
@@ -4873,7 +4916,7 @@ int main() {
 dnet_ntoa()
 ; return 0; }
 EOF
-if { (eval echo configure:4877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4920: \"$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
@@ -4895,7 +4938,7 @@ fi
 
     if test $ac_cv_lib_dnet_dnet_ntoa = no; then
       echo $ac_n "checking for dnet_ntoa in -ldnet_stub""... $ac_c" 1>&6
-echo "configure:4899: checking for dnet_ntoa in -ldnet_stub" >&5
+echo "configure:4942: checking for dnet_ntoa in -ldnet_stub" >&5
 ac_lib_var=`echo dnet_stub'_'dnet_ntoa | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4903,7 +4946,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet_stub  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4907 "configure"
+#line 4950 "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
@@ -4914,7 +4957,7 @@ int main() {
 dnet_ntoa()
 ; return 0; }
 EOF
-if { (eval echo configure:4918: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4961: \"$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
@@ -4943,12 +4986,12 @@ fi
     # The nsl library prevents programs from opening the X display
     # on Irix 5.2, according to dickey@clark.net.
     echo $ac_n "checking for gethostbyname""... $ac_c" 1>&6
-echo "configure:4947: checking for gethostbyname" >&5
+echo "configure:4990: checking for gethostbyname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4952 "configure"
+#line 4995 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname(); below.  */
@@ -4971,7 +5014,7 @@ gethostbyname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4975: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5018: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname=yes"
 else
@@ -4992,7 +5035,7 @@ fi
 
     if test $ac_cv_func_gethostbyname = no; then
       echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
-echo "configure:4996: checking for gethostbyname in -lnsl" >&5
+echo "configure:5039: checking for gethostbyname in -lnsl" >&5
 ac_lib_var=`echo nsl'_'gethostbyname | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5000,7 +5043,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5004 "configure"
+#line 5047 "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
@@ -5011,7 +5054,7 @@ int main() {
 gethostbyname()
 ; return 0; }
 EOF
-if { (eval echo configure:5015: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5058: \"$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
@@ -5041,12 +5084,12 @@ fi
     # -lsocket must be given before -lnsl if both are needed.
     # We assume that if connect needs -lnsl, so does gethostbyname.
     echo $ac_n "checking for connect""... $ac_c" 1>&6
-echo "configure:5045: checking for connect" >&5
+echo "configure:5088: checking for connect" >&5
 if eval "test \"`echo '$''{'ac_cv_func_connect'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5050 "configure"
+#line 5093 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char connect(); below.  */
@@ -5069,7 +5112,7 @@ connect();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5073: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5116: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_connect=yes"
 else
@@ -5090,7 +5133,7 @@ fi
 
     if test $ac_cv_func_connect = no; then
       echo $ac_n "checking for connect in -lsocket""... $ac_c" 1>&6
-echo "configure:5094: checking for connect in -lsocket" >&5
+echo "configure:5137: checking for connect in -lsocket" >&5
 ac_lib_var=`echo socket'_'connect | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5098,7 +5141,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket $X_EXTRA_LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5102 "configure"
+#line 5145 "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
@@ -5109,7 +5152,7 @@ int main() {
 connect()
 ; return 0; }
 EOF
-if { (eval echo configure:5113: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5156: \"$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
@@ -5133,12 +5176,12 @@ fi
 
     # gomez@mi.uni-erlangen.de says -lposix is necessary on A/UX.
     echo $ac_n "checking for remove""... $ac_c" 1>&6
-echo "configure:5137: checking for remove" >&5
+echo "configure:5180: checking for remove" >&5
 if eval "test \"`echo '$''{'ac_cv_func_remove'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5142 "configure"
+#line 5185 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char remove(); below.  */
@@ -5161,7 +5204,7 @@ remove();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5165: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5208: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_remove=yes"
 else
@@ -5182,7 +5225,7 @@ fi
 
     if test $ac_cv_func_remove = no; then
       echo $ac_n "checking for remove in -lposix""... $ac_c" 1>&6
-echo "configure:5186: checking for remove in -lposix" >&5
+echo "configure:5229: checking for remove in -lposix" >&5
 ac_lib_var=`echo posix'_'remove | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5190,7 +5233,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lposix  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5194 "configure"
+#line 5237 "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
@@ -5201,7 +5244,7 @@ int main() {
 remove()
 ; return 0; }
 EOF
-if { (eval echo configure:5205: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5248: \"$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
@@ -5225,12 +5268,12 @@ fi
 
     # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay.
     echo $ac_n "checking for shmat""... $ac_c" 1>&6
-echo "configure:5229: checking for shmat" >&5
+echo "configure:5272: checking for shmat" >&5
 if eval "test \"`echo '$''{'ac_cv_func_shmat'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5234 "configure"
+#line 5277 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char shmat(); below.  */
@@ -5253,7 +5296,7 @@ shmat();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5257: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5300: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_shmat=yes"
 else
@@ -5274,7 +5317,7 @@ fi
 
     if test $ac_cv_func_shmat = no; then
       echo $ac_n "checking for shmat in -lipc""... $ac_c" 1>&6
-echo "configure:5278: checking for shmat in -lipc" >&5
+echo "configure:5321: checking for shmat in -lipc" >&5
 ac_lib_var=`echo ipc'_'shmat | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5282,7 +5325,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lipc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5286 "configure"
+#line 5329 "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
@@ -5293,7 +5336,7 @@ int main() {
 shmat()
 ; return 0; }
 EOF
-if { (eval echo configure:5297: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5340: \"$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
@@ -5326,7 +5369,7 @@ fi
   # libraries we check for below, so use a different variable.
   #  --interran@uluru.Stanford.EDU, kb@cs.umb.edu.
   echo $ac_n "checking for IceConnectionNumber in -lICE""... $ac_c" 1>&6
-echo "configure:5330: checking for IceConnectionNumber in -lICE" >&5
+echo "configure:5373: checking for IceConnectionNumber in -lICE" >&5
 ac_lib_var=`echo ICE'_'IceConnectionNumber | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5334,7 +5377,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lICE  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5338 "configure"
+#line 5381 "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
@@ -5345,7 +5388,7 @@ int main() {
 IceConnectionNumber()
 ; return 0; }
 EOF
-if { (eval echo configure:5349: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5392: \"$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
@@ -5378,7 +5421,7 @@ fi
 	
 	X11_LIBS=""
 	echo $ac_n "checking for XOpenDisplay in -lX11""... $ac_c" 1>&6
-echo "configure:5382: checking for XOpenDisplay in -lX11" >&5
+echo "configure:5425: checking for XOpenDisplay in -lX11" >&5
 ac_lib_var=`echo X11'_'XOpenDisplay | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5386,7 +5429,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lX11 ${X_PRE_LIBS} $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5390 "configure"
+#line 5433 "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
@@ -5397,7 +5440,7 @@ int main() {
 XOpenDisplay()
 ; return 0; }
 EOF
-if { (eval echo configure:5401: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5444: \"$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
@@ -5439,17 +5482,17 @@ then
 	TCL_INCDIR=no
 	ac_safe=`echo "tcl.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for tcl.h""... $ac_c" 1>&6
-echo "configure:5443: checking for tcl.h" >&5
+echo "configure:5486: checking for tcl.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5448 "configure"
+#line 5491 "configure"
 #include "confdefs.h"
 #include <tcl.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5453: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5496: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5482,7 +5525,7 @@ if test "$USE_TCL" = "true"; then
 	for tcl_lib in $tcl_libs; do
 		if test -z "$TCL_LIB"; then
 			echo $ac_n "checking for main in -l$tcl_lib""... $ac_c" 1>&6
-echo "configure:5486: checking for main in -l$tcl_lib" >&5
+echo "configure:5529: checking for main in -l$tcl_lib" >&5
 ac_lib_var=`echo $tcl_lib'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5490,14 +5533,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$tcl_lib  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5494 "configure"
+#line 5537 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:5501: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5544: \"$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
@@ -5541,17 +5584,17 @@ then
 	TK_INCDIR=no
 	ac_safe=`echo "tk.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for tk.h""... $ac_c" 1>&6
-echo "configure:5545: checking for tk.h" >&5
+echo "configure:5588: checking for tk.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5550 "configure"
+#line 5593 "configure"
 #include "confdefs.h"
 #include <tk.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5555: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5598: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5600,7 +5643,7 @@ then
 	for tk_lib in $tk_libs; do
 		if test -z "$TK_LIB"; then
 			echo $ac_n "checking for main in -l$tk_lib""... $ac_c" 1>&6
-echo "configure:5604: checking for main in -l$tk_lib" >&5
+echo "configure:5647: checking for main in -l$tk_lib" >&5
 ac_lib_var=`echo $tk_lib'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5608,14 +5651,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$tk_lib  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5612 "configure"
+#line 5655 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:5619: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5662: \"$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
diff --git a/src/configure.in b/src/configure.in
index 23c5dd56e0128c1d99fcdc8f32b81b3db951b121..5d1040649356260e8756aaac563460f8d4ae9247 100644
--- a/src/configure.in
+++ b/src/configure.in
@@ -399,6 +399,7 @@ else
 	export YACC
 fi
 
+AC_CHECK_LIB(sfio,     main)
 AC_CHECK_LIB(curses,   main)
 AC_CHECK_LIB(termcap,  main)
 AC_CHECK_LIB(history,  main)
diff --git a/src/interfaces/ecpg/preproc/Makefile b/src/interfaces/ecpg/preproc/Makefile
index af684bd3d572898cc89a3476c4ad783712035b2e..04d6ccb597b75ab3837b7ece84a89651bcb31cd0 100644
--- a/src/interfaces/ecpg/preproc/Makefile
+++ b/src/interfaces/ecpg/preproc/Makefile
@@ -25,7 +25,7 @@ dep depend:
 
 # Rule that really do something.
 ecpg: y.tab.o pgc.o type.o ecpg.o ../lib/typename.o
-	$(CC) -o ecpg y.tab.o pgc.o type.o ecpg.o ../lib/typename.o $(LEXLIB)
+	$(CC) -o ecpg y.tab.o pgc.o type.o ecpg.o ../lib/typename.o $(LEXLIB) $(LDFLAGS)
 
 y.tab.h y.tab.c: preproc.y
 	$(YACC) $(YFLAGS) $<