diff --git a/src/configure b/src/configure
index bd8021a816..320b05a65f 100755
--- a/src/configure
+++ b/src/configure
@@ -578,6 +578,7 @@ case "$host_os" in
                ;;
         esac ;;
    sunos*) os=sunos4 ;;
+     aux*) os=aux ;;
    linux*) os=linux ;;
     bsdi*) os=bsdi ;;
  freebsd*|netbsd*|openbsd*) os=bsd ;;
@@ -820,7 +821,7 @@ else
         # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:824: checking for $ac_word" >&5
+echo "configure:825: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -849,7 +850,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:853: checking for $ac_word" >&5
+echo "configure:854: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -897,7 +898,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:901: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:902: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -907,11 +908,11 @@ ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS
 cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext <<EOF
-#line 911 "configure"
+#line 912 "configure"
 #include "confdefs.h"
 main(){return(0);}
 EOF
-if { (eval echo configure:915: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:916: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -931,12 +932,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:935: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:936: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:940: checking whether we are using GNU C" >&5
+echo "configure:941: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -945,7 +946,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:949: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:950: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -960,7 +961,7 @@ if test $ac_cv_prog_gcc = yes; then
   ac_save_CFLAGS="$CFLAGS"
   CFLAGS=
   echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:964: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:965: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -993,7 +994,7 @@ fi
 
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:997: checking how to run the C preprocessor" >&5
+echo "configure:998: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -1008,13 +1009,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1012 "configure"
+#line 1013 "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:1018: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1019: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -1025,13 +1026,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1029 "configure"
+#line 1030 "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:1035: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1036: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -1073,7 +1074,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1077: checking for $ac_word" >&5
+echo "configure:1078: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_INSTALL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1147,7 +1148,7 @@ fi
 # Extract the first word of "flex", so it can be a program name with args.
 set dummy flex; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1151: checking for $ac_word" >&5
+echo "configure:1152: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1180,7 +1181,7 @@ then
   *) ac_lib=l ;;
   esac
   echo $ac_n "checking for yywrap in -l$ac_lib""... $ac_c" 1>&6
-echo "configure:1184: checking for yywrap in -l$ac_lib" >&5
+echo "configure:1185: checking for yywrap in -l$ac_lib" >&5
 ac_lib_var=`echo $ac_lib'_'yywrap | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1188,7 +1189,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$ac_lib  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1192 "configure"
+#line 1193 "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
@@ -1199,7 +1200,7 @@ int main() {
 yywrap()
 ; return 0; }
 EOF
-if { (eval echo configure:1203: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1204: \"$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
@@ -1222,7 +1223,7 @@ fi
 fi
 
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1226: checking whether ln -s works" >&5
+echo "configure:1227: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1243,7 +1244,7 @@ else
 fi
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:1247: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:1248: checking whether ${MAKE-make} sets \${MAKE}" >&5
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1272,7 +1273,7 @@ fi
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1276: checking for $ac_word" >&5
+echo "configure:1277: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1301,7 +1302,7 @@ fi
 # Extract the first word of "find", so it can be a program name with args.
 set dummy find; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1305: checking for $ac_word" >&5
+echo "configure:1306: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_find'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1332,7 +1333,7 @@ fi
 # Extract the first word of "tar", so it can be a program name with args.
 set dummy tar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1336: checking for $ac_word" >&5
+echo "configure:1337: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_tar'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1363,7 +1364,7 @@ fi
 # Extract the first word of "split", so it can be a program name with args.
 set dummy split; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1367: checking for $ac_word" >&5
+echo "configure:1368: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_split'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1394,7 +1395,7 @@ fi
 # Extract the first word of "etags", so it can be a program name with args.
 set dummy etags; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1398: checking for $ac_word" >&5
+echo "configure:1399: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_etags'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1425,7 +1426,7 @@ fi
 # Extract the first word of "xargs", so it can be a program name with args.
 set dummy xargs; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1429: checking for $ac_word" >&5
+echo "configure:1430: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_xargs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1456,7 +1457,7 @@ fi
 # Extract the first word of "ipcs", so it can be a program name with args.
 set dummy ipcs; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1460: checking for $ac_word" >&5
+echo "configure:1461: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_ipcs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1487,7 +1488,7 @@ fi
 # Extract the first word of "ipcrm", so it can be a program name with args.
 set dummy ipcrm; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1491: checking for $ac_word" >&5
+echo "configure:1492: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_ipcrm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1520,7 +1521,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1524: checking for $ac_word" >&5
+echo "configure:1525: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TR'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1571,7 +1572,7 @@ fi
 # Extract the first word of "yacc", so it can be a program name with args.
 set dummy yacc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1575: checking for $ac_word" >&5
+echo "configure:1576: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_yacc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1602,7 +1603,7 @@ fi
 # Extract the first word of "bison", so it can be a program name with args.
 set dummy bison; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1606: checking for $ac_word" >&5
+echo "configure:1607: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_bison'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1646,7 +1647,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lcurses""... $ac_c" 1>&6
-echo "configure:1650: checking for main in -lcurses" >&5
+echo "configure:1651: checking for main in -lcurses" >&5
 ac_lib_var=`echo curses'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1654,14 +1655,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcurses  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1658 "configure"
+#line 1659 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1665: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1666: \"$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
@@ -1689,7 +1690,7 @@ else
 fi
 
 echo $ac_n "checking for main in -ltermcap""... $ac_c" 1>&6
-echo "configure:1693: checking for main in -ltermcap" >&5
+echo "configure:1694: checking for main in -ltermcap" >&5
 ac_lib_var=`echo termcap'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1697,14 +1698,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltermcap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1701 "configure"
+#line 1702 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1708: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1709: \"$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
@@ -1732,7 +1733,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lhistory""... $ac_c" 1>&6
-echo "configure:1736: checking for main in -lhistory" >&5
+echo "configure:1737: checking for main in -lhistory" >&5
 ac_lib_var=`echo history'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1740,14 +1741,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lhistory  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1744 "configure"
+#line 1745 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1751: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1752: \"$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
@@ -1775,7 +1776,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lreadline""... $ac_c" 1>&6
-echo "configure:1779: checking for main in -lreadline" >&5
+echo "configure:1780: checking for main in -lreadline" >&5
 ac_lib_var=`echo readline'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1783,14 +1784,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lreadline  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1787 "configure"
+#line 1788 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1794: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1795: \"$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
@@ -1818,7 +1819,7 @@ else
 fi
 
 echo $ac_n "checking for write_history in -lreadline""... $ac_c" 1>&6
-echo "configure:1822: checking for write_history in -lreadline" >&5
+echo "configure:1823: checking for write_history in -lreadline" >&5
 ac_lib_var=`echo readline'_'write_history | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1826,7 +1827,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lreadline  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1830 "configure"
+#line 1831 "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
@@ -1837,7 +1838,7 @@ int main() {
 write_history()
 ; return 0; }
 EOF
-if { (eval echo configure:1841: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1842: \"$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
@@ -1863,7 +1864,7 @@ fi
 if test "$PORTNAME" != "aix"
 then
 	echo $ac_n "checking for main in -lbsd""... $ac_c" 1>&6
-echo "configure:1867: checking for main in -lbsd" >&5
+echo "configure:1868: checking for main in -lbsd" >&5
 ac_lib_var=`echo bsd'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1871,14 +1872,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lbsd  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1875 "configure"
+#line 1876 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1882: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1883: \"$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
@@ -1907,7 +1908,7 @@ fi
 
 fi
 echo $ac_n "checking for main in -lm""... $ac_c" 1>&6
-echo "configure:1911: checking for main in -lm" >&5
+echo "configure:1912: checking for main in -lm" >&5
 ac_lib_var=`echo m'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1915,14 +1916,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1919 "configure"
+#line 1920 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1926: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1927: \"$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
@@ -1950,7 +1951,7 @@ else
 fi
 
 echo $ac_n "checking for main in -ldl""... $ac_c" 1>&6
-echo "configure:1954: checking for main in -ldl" >&5
+echo "configure:1955: checking for main in -ldl" >&5
 ac_lib_var=`echo dl'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1958,14 +1959,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1962 "configure"
+#line 1963 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:1969: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1970: \"$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
@@ -1993,7 +1994,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lsocket""... $ac_c" 1>&6
-echo "configure:1997: checking for main in -lsocket" >&5
+echo "configure:1998: checking for main in -lsocket" >&5
 ac_lib_var=`echo socket'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2001,14 +2002,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2005 "configure"
+#line 2006 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2012: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2013: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2036,7 +2037,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lnsl""... $ac_c" 1>&6
-echo "configure:2040: checking for main in -lnsl" >&5
+echo "configure:2041: checking for main in -lnsl" >&5
 ac_lib_var=`echo nsl'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2044,14 +2045,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2048 "configure"
+#line 2049 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2055: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2056: \"$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
@@ -2079,7 +2080,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lipc""... $ac_c" 1>&6
-echo "configure:2083: checking for main in -lipc" >&5
+echo "configure:2084: checking for main in -lipc" >&5
 ac_lib_var=`echo ipc'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2087,14 +2088,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lipc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2091 "configure"
+#line 2092 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2098: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2099: \"$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
@@ -2122,7 +2123,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lIPC""... $ac_c" 1>&6
-echo "configure:2126: checking for main in -lIPC" >&5
+echo "configure:2127: checking for main in -lIPC" >&5
 ac_lib_var=`echo IPC'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2130,14 +2131,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lIPC  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2134 "configure"
+#line 2135 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2141: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2142: \"$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
@@ -2165,7 +2166,7 @@ else
 fi
 
 echo $ac_n "checking for main in -llc""... $ac_c" 1>&6
-echo "configure:2169: checking for main in -llc" >&5
+echo "configure:2170: checking for main in -llc" >&5
 ac_lib_var=`echo lc'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2173,14 +2174,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-llc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2177 "configure"
+#line 2178 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2184: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2185: \"$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
@@ -2208,7 +2209,7 @@ else
 fi
 
 echo $ac_n "checking for main in -ldld""... $ac_c" 1>&6
-echo "configure:2212: checking for main in -ldld" >&5
+echo "configure:2213: checking for main in -ldld" >&5
 ac_lib_var=`echo dld'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2216,14 +2217,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2220 "configure"
+#line 2221 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2227: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2228: \"$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
@@ -2251,7 +2252,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lln""... $ac_c" 1>&6
-echo "configure:2255: checking for main in -lln" >&5
+echo "configure:2256: checking for main in -lln" >&5
 ac_lib_var=`echo ln'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2259,14 +2260,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lln  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2263 "configure"
+#line 2264 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2270: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2271: \"$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
@@ -2294,7 +2295,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lld""... $ac_c" 1>&6
-echo "configure:2298: checking for main in -lld" >&5
+echo "configure:2299: checking for main in -lld" >&5
 ac_lib_var=`echo ld'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2302,14 +2303,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2306 "configure"
+#line 2307 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2313: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2314: \"$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
@@ -2337,7 +2338,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lcompat""... $ac_c" 1>&6
-echo "configure:2341: checking for main in -lcompat" >&5
+echo "configure:2342: checking for main in -lcompat" >&5
 ac_lib_var=`echo compat'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2345,14 +2346,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcompat  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2349 "configure"
+#line 2350 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2356: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2357: \"$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
@@ -2380,7 +2381,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lBSD""... $ac_c" 1>&6
-echo "configure:2384: checking for main in -lBSD" >&5
+echo "configure:2385: checking for main in -lBSD" >&5
 ac_lib_var=`echo BSD'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2388,14 +2389,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lBSD  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2392 "configure"
+#line 2393 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2399: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2400: \"$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
@@ -2423,7 +2424,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lcrypt""... $ac_c" 1>&6
-echo "configure:2427: checking for main in -lcrypt" >&5
+echo "configure:2428: checking for main in -lcrypt" >&5
 ac_lib_var=`echo crypt'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2431,14 +2432,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2435 "configure"
+#line 2436 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2442: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2443: \"$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
@@ -2466,7 +2467,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lgen""... $ac_c" 1>&6
-echo "configure:2470: checking for main in -lgen" >&5
+echo "configure:2471: checking for main in -lgen" >&5
 ac_lib_var=`echo gen'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2474,14 +2475,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgen  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2478 "configure"
+#line 2479 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2485: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2486: \"$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
@@ -2509,7 +2510,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lPW""... $ac_c" 1>&6
-echo "configure:2513: checking for main in -lPW" >&5
+echo "configure:2514: checking for main in -lPW" >&5
 ac_lib_var=`echo PW'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2517,14 +2518,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lPW  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2521 "configure"
+#line 2522 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2528: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2529: \"$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
@@ -2553,12 +2554,12 @@ fi
 
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:2557: checking for ANSI C header files" >&5
+echo "configure:2558: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2562 "configure"
+#line 2563 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -2566,7 +2567,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2570: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2571: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2583,7 +2584,7 @@ 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 2587 "configure"
+#line 2588 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -2601,7 +2602,7 @@ 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 2605 "configure"
+#line 2606 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -2622,7 +2623,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 2626 "configure"
+#line 2627 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -2633,7 +2634,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:2637: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2638: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -2657,12 +2658,12 @@ EOF
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:2661: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:2662: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2666 "configure"
+#line 2667 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -2678,7 +2679,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:2682: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2683: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -2702,17 +2703,17 @@ for ac_hdr in limits.h unistd.h termios.h values.h sys/select.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2706: checking for $ac_hdr" >&5
+echo "configure:2707: 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 2711 "configure"
+#line 2712 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2716: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2717: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2742,17 +2743,17 @@ for ac_hdr in sys/resource.h netdb.h arpa/inet.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2746: checking for $ac_hdr" >&5
+echo "configure:2747: 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 2751 "configure"
+#line 2752 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2756: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2757: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2782,17 +2783,17 @@ 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:2786: checking for $ac_hdr" >&5
+echo "configure:2787: 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 2791 "configure"
+#line 2792 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2796: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2797: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2822,17 +2823,17 @@ for ac_hdr in readline/history.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2826: checking for $ac_hdr" >&5
+echo "configure:2827: 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 2831 "configure"
+#line 2832 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2836: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2837: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2860,12 +2861,12 @@ done
 
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:2864: checking for working const" >&5
+echo "configure:2865: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2869 "configure"
+#line 2870 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -2914,7 +2915,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:2918: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2919: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -2935,12 +2936,12 @@ EOF
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:2939: checking for uid_t in sys/types.h" >&5
+echo "configure:2940: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2944 "configure"
+#line 2945 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -2969,21 +2970,21 @@ EOF
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:2973: checking for inline" >&5
+echo "configure:2974: checking for inline" >&5
 if eval "test \"`echo '$''{'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 2980 "configure"
+#line 2981 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:2987: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2988: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -3009,12 +3010,12 @@ EOF
 esac
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:3013: checking for mode_t" >&5
+echo "configure:3014: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3018 "configure"
+#line 3019 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3042,12 +3043,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:3046: checking for off_t" >&5
+echo "configure:3047: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3051 "configure"
+#line 3052 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3075,12 +3076,12 @@ EOF
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:3079: checking for size_t" >&5
+echo "configure:3080: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3084 "configure"
+#line 3085 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3108,12 +3109,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:3112: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:3113: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3117 "configure"
+#line 3118 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -3122,7 +3123,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:3126: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3127: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -3143,12 +3144,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:3147: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:3148: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3152 "configure"
+#line 3153 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -3156,7 +3157,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:3160: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3161: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -3178,16 +3179,16 @@ fi
 
 
 echo $ac_n "checking for int timezone""... $ac_c" 1>&6
-echo "configure:3182: checking for int timezone" >&5
+echo "configure:3183: checking for int timezone" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3184 "configure"
+#line 3185 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 int res = timezone / 60; 
 ; return 0; }
 EOF
-if { (eval echo configure:3191: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3192: \"$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
@@ -3202,9 +3203,9 @@ fi
 rm -f conftest*
 
 echo $ac_n "checking for union semun""... $ac_c" 1>&6
-echo "configure:3206: checking for union semun" >&5
+echo "configure:3207: checking for union semun" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3208 "configure"
+#line 3209 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/ipc.h>
@@ -3213,7 +3214,7 @@ int main() {
 union semun semun;
 ; return 0; }
 EOF
-if { (eval echo configure:3217: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3218: \"$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
@@ -3229,13 +3230,13 @@ rm -f conftest*
 
 if test $ac_cv_prog_gcc = yes; then
     echo $ac_n "checking whether ${CC-cc} needs -traditional""... $ac_c" 1>&6
-echo "configure:3233: checking whether ${CC-cc} needs -traditional" >&5
+echo "configure:3234: 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 3239 "configure"
+#line 3240 "configure"
 #include "confdefs.h"
 #include <sgtty.h>
 Autoconf TIOCGETP
@@ -3253,7 +3254,7 @@ rm -f conftest*
 
   if test $ac_cv_prog_gcc_traditional = no; then
     cat > conftest.$ac_ext <<EOF
-#line 3257 "configure"
+#line 3258 "configure"
 #include "confdefs.h"
 #include <termio.h>
 Autoconf TCGETA
@@ -3275,7 +3276,7 @@ echo "$ac_t""$ac_cv_prog_gcc_traditional" 1>&6
 fi
 
 echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
-echo "configure:3279: checking for 8-bit clean memcmp" >&5
+echo "configure:3280: checking for 8-bit clean memcmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_memcmp_clean'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3283,7 +3284,7 @@ else
   ac_cv_func_memcmp_clean=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3287 "configure"
+#line 3288 "configure"
 #include "confdefs.h"
 
 main()
@@ -3293,7 +3294,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:3297: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3298: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_memcmp_clean=yes
 else
@@ -3311,12 +3312,12 @@ echo "$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""... $ac_c" 1>&6
-echo "configure:3315: checking return type of signal handlers" >&5
+echo "configure:3316: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3320 "configure"
+#line 3321 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -3333,7 +3334,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:3337: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3338: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -3352,12 +3353,12 @@ EOF
 
 
 echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:3356: checking for vprintf" >&5
+echo "configure:3357: checking for vprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3361 "configure"
+#line 3362 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vprintf(); below.  */
@@ -3380,7 +3381,7 @@ vprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3384: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3385: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_vprintf=yes"
 else
@@ -3404,12 +3405,12 @@ fi
 
 if test "$ac_cv_func_vprintf" != yes; then
 echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:3408: checking for _doprnt" >&5
+echo "configure:3409: checking for _doprnt" >&5
 if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3413 "configure"
+#line 3414 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _doprnt(); below.  */
@@ -3432,7 +3433,7 @@ _doprnt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3436: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3437: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func__doprnt=yes"
 else
@@ -3459,12 +3460,12 @@ fi
 for ac_func in tzset vfork memmove sigsetjmp kill sysconf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3463: checking for $ac_func" >&5
+echo "configure:3464: 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 3468 "configure"
+#line 3469 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3487,7 +3488,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3491: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3492: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3514,12 +3515,12 @@ done
 for ac_func in sigprocmask waitpid setsid fcvt
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3518: checking for $ac_func" >&5
+echo "configure:3519: 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 3523 "configure"
+#line 3524 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3542,7 +3543,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3546: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3547: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3567,12 +3568,12 @@ fi
 done
 
 echo $ac_n "checking for isinf""... $ac_c" 1>&6
-echo "configure:3571: checking for isinf" >&5
+echo "configure:3572: checking for isinf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_isinf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3576 "configure"
+#line 3577 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char isinf(); below.  */
@@ -3595,7 +3596,7 @@ isinf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3599: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3600: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_isinf=yes"
 else
@@ -3620,12 +3621,12 @@ fi
 
 
 echo $ac_n "checking for getrusage""... $ac_c" 1>&6
-echo "configure:3624: checking for getrusage" >&5
+echo "configure:3625: checking for getrusage" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getrusage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3629 "configure"
+#line 3630 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getrusage(); below.  */
@@ -3648,7 +3649,7 @@ getrusage();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3652: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3653: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_getrusage=yes"
 else
@@ -3673,12 +3674,12 @@ fi
 
 
 echo $ac_n "checking for srandom""... $ac_c" 1>&6
-echo "configure:3677: checking for srandom" >&5
+echo "configure:3678: checking for srandom" >&5
 if eval "test \"`echo '$''{'ac_cv_func_srandom'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3682 "configure"
+#line 3683 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char srandom(); below.  */
@@ -3701,7 +3702,7 @@ srandom();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3705: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3706: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_srandom=yes"
 else
@@ -3726,12 +3727,12 @@ fi
 
 
 echo $ac_n "checking for gethostname""... $ac_c" 1>&6
-echo "configure:3730: checking for gethostname" >&5
+echo "configure:3731: checking for gethostname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3735 "configure"
+#line 3736 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostname(); below.  */
@@ -3754,7 +3755,7 @@ gethostname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3758: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3759: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gethostname=yes"
 else
@@ -3779,12 +3780,12 @@ fi
 
 
 echo $ac_n "checking for random""... $ac_c" 1>&6
-echo "configure:3783: checking for random" >&5
+echo "configure:3784: checking for random" >&5
 if eval "test \"`echo '$''{'ac_cv_func_random'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3788 "configure"
+#line 3789 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char random(); below.  */
@@ -3807,7 +3808,7 @@ random();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3811: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3812: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_random=yes"
 else
@@ -3832,12 +3833,12 @@ fi
 
 
 echo $ac_n "checking for inet_aton""... $ac_c" 1>&6
-echo "configure:3836: checking for inet_aton" >&5
+echo "configure:3837: checking for inet_aton" >&5
 if eval "test \"`echo '$''{'ac_cv_func_inet_aton'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3841 "configure"
+#line 3842 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char inet_aton(); below.  */
@@ -3860,7 +3861,7 @@ inet_aton();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3864: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3865: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_inet_aton=yes"
 else
@@ -3885,12 +3886,12 @@ fi
 
 
 echo $ac_n "checking for strerror""... $ac_c" 1>&6
-echo "configure:3889: checking for strerror" >&5
+echo "configure:3890: checking for strerror" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strerror'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3894 "configure"
+#line 3895 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strerror(); below.  */
@@ -3913,7 +3914,7 @@ strerror();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3917: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3918: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strerror=yes"
 else
@@ -3939,12 +3940,12 @@ fi
 
 
 echo $ac_n "checking for strdup""... $ac_c" 1>&6
-echo "configure:3943: checking for strdup" >&5
+echo "configure:3944: checking for strdup" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strdup'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3948 "configure"
+#line 3949 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strdup(); below.  */
@@ -3967,7 +3968,7 @@ strdup();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3971: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3972: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strdup=yes"
 else
@@ -3992,12 +3993,12 @@ fi
 
 
 echo $ac_n "checking for strtol""... $ac_c" 1>&6
-echo "configure:3996: checking for strtol" >&5
+echo "configure:3997: checking for strtol" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtol'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4001 "configure"
+#line 4002 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtol(); below.  */
@@ -4020,7 +4021,7 @@ strtol();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4024: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4025: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strtol=yes"
 else
@@ -4044,12 +4045,12 @@ STRDUP='strtol.o'
 fi
 
 echo $ac_n "checking for strcasecmp""... $ac_c" 1>&6
-echo "configure:4048: checking for strcasecmp" >&5
+echo "configure:4049: checking for strcasecmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strcasecmp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4053 "configure"
+#line 4054 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strcasecmp(); below.  */
@@ -4072,7 +4073,7 @@ strcasecmp();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4076: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4077: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strcasecmp=yes"
 else
@@ -4097,12 +4098,12 @@ fi
 
 
 echo $ac_n "checking for cbrt""... $ac_c" 1>&6
-echo "configure:4101: checking for cbrt" >&5
+echo "configure:4102: checking for cbrt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_cbrt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4106 "configure"
+#line 4107 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char cbrt(); below.  */
@@ -4125,7 +4126,7 @@ cbrt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4129: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4130: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_cbrt=yes"
 else
@@ -4146,7 +4147,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for cbrt in -lm""... $ac_c" 1>&6
-echo "configure:4150: checking for cbrt in -lm" >&5
+echo "configure:4151: checking for cbrt in -lm" >&5
 ac_lib_var=`echo m'_'cbrt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4154,7 +4155,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4158 "configure"
+#line 4159 "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
@@ -4165,7 +4166,7 @@ int main() {
 cbrt()
 ; return 0; }
 EOF
-if { (eval echo configure:4169: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4170: \"$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
@@ -4191,12 +4192,12 @@ fi
 fi
 
 echo $ac_n "checking for rint""... $ac_c" 1>&6
-echo "configure:4195: checking for rint" >&5
+echo "configure:4196: checking for rint" >&5
 if eval "test \"`echo '$''{'ac_cv_func_rint'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4200 "configure"
+#line 4201 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char rint(); below.  */
@@ -4219,7 +4220,7 @@ rint();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4223: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4224: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_rint=yes"
 else
@@ -4240,7 +4241,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for rint in -lm""... $ac_c" 1>&6
-echo "configure:4244: checking for rint in -lm" >&5
+echo "configure:4245: checking for rint in -lm" >&5
 ac_lib_var=`echo m'_'rint | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4248,7 +4249,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4252 "configure"
+#line 4253 "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
@@ -4259,7 +4260,7 @@ int main() {
 rint()
 ; return 0; }
 EOF
-if { (eval echo configure:4263: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4264: \"$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
@@ -4286,7 +4287,7 @@ fi
 
 
 echo $ac_n "checking setting USE_LOCALE""... $ac_c" 1>&6
-echo "configure:4290: checking setting USE_LOCALE" >&5
+echo "configure:4291: checking setting USE_LOCALE" >&5
 if test "$USE_LOCALE" = "yes"
 then
 	echo "$ac_t""enabled" 1>&6
@@ -4298,14 +4299,14 @@ else
 	echo "$ac_t""disabled" 1>&6
 fi
 echo $ac_n "checking setting DEF_PGPORT""... $ac_c" 1>&6
-echo "configure:4302: checking setting DEF_PGPORT" >&5
+echo "configure:4303: checking setting DEF_PGPORT" >&5
 cat >> confdefs.h <<EOF
 #define DEF_PGPORT "${DEF_PGPORT}"
 EOF
 
 echo "$ac_t""$DEF_PGPORT" 1>&6
 echo $ac_n "checking setting HBA""... $ac_c" 1>&6
-echo "configure:4309: checking setting HBA" >&5
+echo "configure:4310: checking setting HBA" >&5
 if test "$NOHBA" = "no"
 then
         echo "$ac_t""enabled" 1>&6
diff --git a/src/configure.in b/src/configure.in
index dd5143d0d6..47d65d6932 100644
--- a/src/configure.in
+++ b/src/configure.in
@@ -14,6 +14,7 @@ case "$host_os" in
               AC_SUBST(TAS) ;;
         esac ;;
    sunos*) os=sunos4 ;;
+     aux*) os=aux ;;
    linux*) os=linux ;;
     bsdi*) os=bsdi ;;
  freebsd*|netbsd*|openbsd*) os=bsd ;;