diff --git a/configure b/configure
index 575ce0ef87..cc0facc0a3 100755
--- a/configure
+++ b/configure
@@ -15,7 +15,7 @@
 # NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
 # WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-# From configure.in Revision: 1.174 
+# From configure.in Revision: 1.175 
 
 ## libtool.m4 - Configure libtool for the target system. -*-Shell-script-*-
 ## Copyright (C) 1996-1999 Free Software Foundation, Inc.
@@ -127,6 +127,8 @@ ac_default_prefix=/usr/local
 ac_help="$ac_help
   --with-openssl=PATH  Specify path for system-supplied openssl
                         (rather than using bind-9 internal openssl)"
+ac_help="$ac_help
+  --with-gssapi=PATH   Specify path for system-supplied GSSAPI"
 ac_help="$ac_help
   --with-ptl2		on NetBSD, use the ptl2 thread library (experimental)"
 ac_help="$ac_help
@@ -685,7 +687,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:689: checking host system type" >&5
+echo "configure:691: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -707,7 +709,7 @@ echo "$ac_t""$host" 1>&6
 
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:711: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:713: 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
@@ -736,7 +738,7 @@ 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:740: checking for $ac_word" >&5
+echo "configure:742: 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
@@ -775,7 +777,7 @@ fi
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:779: checking for a BSD compatible install" >&5
+echo "configure:781: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -836,7 +838,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:840: checking for $ac_word" >&5
+echo "configure:842: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_AR'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -892,7 +894,7 @@ do
 # Extract the first word of "$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:896: checking for $ac_word" >&5
+echo "configure:898: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_ETAGS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -937,7 +939,7 @@ do
 # Extract the first word of "$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:941: checking for $ac_word" >&5
+echo "configure:943: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1085,14 +1087,14 @@ fi
 # Find the machine's endian flavor.
 #
 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:1089: checking whether byte ordering is bigendian" >&5
+echo "configure:1091: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_bigendian=unknown
 # See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 1096 "configure"
+#line 1098 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -1103,11 +1105,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:1107: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1109: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat > conftest.$ac_ext <<EOF
-#line 1111 "configure"
+#line 1113 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -1118,7 +1120,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:1122: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1124: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -1138,7 +1140,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 1142 "configure"
+#line 1144 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -1151,7 +1153,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:1155: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1157: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -1179,7 +1181,7 @@ fi
 # was --with-openssl specified?
 #
 echo $ac_n "checking for compatible OpenSSL library""... $ac_c" 1>&6
-echo "configure:1183: checking for compatible OpenSSL library" >&5
+echo "configure:1185: checking for compatible OpenSSL library" >&5
 # Check whether --with-openssl or --without-openssl was given.
 if test "${with_openssl+set}" = set; then
   withval="$with_openssl"
@@ -1232,6 +1234,42 @@ esac
 
 
 
+#
+# was --with-gssapi specified?
+#
+echo $ac_n "checking for GSSAPI library""... $ac_c" 1>&6
+echo "configure:1242: checking for GSSAPI library" >&5
+# Check whether --with-gssapi or --without-gssapi was given.
+if test "${with_gssapi+set}" = set; then
+  withval="$with_gssapi"
+  use_gssapi="$withval"
+else
+  use_gssapi="no"
+fi
+
+
+case "$use_gssapi" in
+	no)
+		USE_GSSAPI=''
+		DST_GSSAPI_INC=''
+		DNS_GSSAPI_LIBS=''
+		echo "$ac_t""none found" 1>&6
+		;;
+	yes)
+		{ echo "configure: error: --with-gssapi must specify a path" 1>&2; exit 1; }
+		;;
+	*)
+		USE_GSSAPI='-DGSSAPI'
+		DST_GSSAPI_INC="-I$use_gssapi/include"
+		DNS_GSSAPI_LIBS="-L$use_gssapi/lib -lgssapi_krb5"
+		echo "$ac_t""using gssapi from $use_gssapi/lib and $use_gssapi/include" 1>&6
+		;;
+esac
+
+
+
+
+
 #
 # NetBSD has multiple pthreads implementations.  The recommended
 # one to use is "unproven-pthreads".  The older "mit-pthreads"
@@ -1245,7 +1283,7 @@ case "$host" in
   *-netbsd*)
 	CC="gcc"
 	echo $ac_n "checking which NetBSD thread library to use""... $ac_c" 1>&6
-echo "configure:1249: checking which NetBSD thread library to use" >&5
+echo "configure:1287: checking which NetBSD thread library to use" >&5
 
 	# Check whether --with-ptl2 or --without-ptl2 was given.
 if test "${with_ptl2+set}" = set; then
@@ -1287,7 +1325,7 @@ esac
 # 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:1291: checking for $ac_word" >&5
+echo "configure:1329: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1317,7 +1355,7 @@ if test -z "$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:1321: checking for $ac_word" >&5
+echo "configure:1359: 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
@@ -1368,7 +1406,7 @@ fi
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1372: checking for $ac_word" >&5
+echo "configure:1410: 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
@@ -1400,7 +1438,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:1404: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:1442: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -1411,12 +1449,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 1415 "configure"
+#line 1453 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:1420: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1458: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; 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
@@ -1442,12 +1480,12 @@ 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""... $ac_c" 1>&6
-echo "configure:1446: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1484: checking whether the C compiler ($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""... $ac_c" 1>&6
-echo "configure:1451: checking whether we are using GNU C" >&5
+echo "configure:1489: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1456,7 +1494,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1460: \"$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:1498: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -1475,7 +1513,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:1479: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1517: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1511,7 +1549,7 @@ do
 # Extract the first word of "$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:1515: checking for $ac_word" >&5
+echo "configure:1553: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_YACC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1543,7 +1581,7 @@ test -n "$YACC" || YACC="yacc"
 
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1547: checking how to run the C preprocessor" >&5
+echo "configure:1585: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -1558,13 +1596,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1562 "configure"
+#line 1600 "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:1568: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1606: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1575,13 +1613,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1579 "configure"
+#line 1617 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1585: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1623: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1592,13 +1630,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 1596 "configure"
+#line 1634 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1602: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1640: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1623,12 +1661,12 @@ fi
 echo "$ac_t""$CPP" 1>&6
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:1627: checking for ANSI C header files" >&5
+echo "configure:1665: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1632 "configure"
+#line 1670 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -1636,7 +1674,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1640: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1678: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1653,7 +1691,7 @@ 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 1657 "configure"
+#line 1695 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -1671,7 +1709,7 @@ 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 1675 "configure"
+#line 1713 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1692,7 +1730,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 1696 "configure"
+#line 1734 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -1703,7 +1741,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:1707: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1745: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -1731,17 +1769,17 @@ for ac_hdr in fcntl.h sys/time.h unistd.h sys/sockio.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1735: checking for $ac_hdr" >&5
+echo "configure:1773: 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 1740 "configure"
+#line 1778 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1745: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1783: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1769,12 +1807,12 @@ done
 
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:1773: checking for working const" >&5
+echo "configure:1811: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1778 "configure"
+#line 1816 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -1823,7 +1861,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:1827: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1865: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -1844,21 +1882,21 @@ EOF
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:1848: checking for inline" >&5
+echo "configure:1886: checking for inline" >&5
 if eval "test \"`echo '$''{'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 1855 "configure"
+#line 1893 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:1862: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1900: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -1884,12 +1922,12 @@ EOF
 esac
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:1888: checking for size_t" >&5
+echo "configure:1926: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1893 "configure"
+#line 1931 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1917,12 +1955,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:1921: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:1959: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1926 "configure"
+#line 1964 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -1931,7 +1969,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:1935: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1973: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -1957,7 +1995,7 @@ case "$host" in
 		;;
 	*)
 		echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:1961: checking for pthread_create in -lpthread" >&5
+echo "configure:1999: checking for pthread_create in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1965,7 +2003,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1969 "configure"
+#line 2007 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -1976,7 +2014,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:1980: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2018: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2002,7 +2040,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for __pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:2006: checking for __pthread_create in -lpthread" >&5
+echo "configure:2044: checking for __pthread_create in -lpthread" >&5
 ac_lib_var=`echo pthread'_'__pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2010,7 +2048,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2014 "configure"
+#line 2052 "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
@@ -2021,7 +2059,7 @@ int main() {
 __pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:2025: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2063: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2049,7 +2087,7 @@ else
 fi
 
         	     echo $ac_n "checking for __pthread_create_system in -lpthread""... $ac_c" 1>&6
-echo "configure:2053: checking for __pthread_create_system in -lpthread" >&5
+echo "configure:2091: checking for __pthread_create_system in -lpthread" >&5
 ac_lib_var=`echo pthread'_'__pthread_create_system | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2057,7 +2095,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2061 "configure"
+#line 2099 "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
@@ -2068,7 +2106,7 @@ int main() {
 __pthread_create_system()
 ; return 0; }
 EOF
-if { (eval echo configure:2072: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2110: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2104,7 +2142,7 @@ esac
 # We'd like to use sigwait() too
 #
 echo $ac_n "checking for sigwait in -lc""... $ac_c" 1>&6
-echo "configure:2108: checking for sigwait in -lc" >&5
+echo "configure:2146: checking for sigwait in -lc" >&5
 ac_lib_var=`echo c'_'sigwait | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2112,7 +2150,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2116 "configure"
+#line 2154 "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
@@ -2123,7 +2161,7 @@ int main() {
 sigwait()
 ; return 0; }
 EOF
-if { (eval echo configure:2127: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2165: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2145,7 +2183,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for sigwait in -lpthread""... $ac_c" 1>&6
-echo "configure:2149: checking for sigwait in -lpthread" >&5
+echo "configure:2187: checking for sigwait in -lpthread" >&5
 ac_lib_var=`echo pthread'_'sigwait | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2153,7 +2191,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2157 "configure"
+#line 2195 "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
@@ -2164,7 +2202,7 @@ int main() {
 sigwait()
 ; return 0; }
 EOF
-if { (eval echo configure:2168: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2206: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2186,7 +2224,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for _Psigwait in -lpthread""... $ac_c" 1>&6
-echo "configure:2190: checking for _Psigwait in -lpthread" >&5
+echo "configure:2228: checking for _Psigwait in -lpthread" >&5
 ac_lib_var=`echo pthread'_'_Psigwait | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2194,7 +2232,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2198 "configure"
+#line 2236 "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
@@ -2205,7 +2243,7 @@ int main() {
 _Psigwait()
 ; return 0; }
 EOF
-if { (eval echo configure:2209: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2247: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2243,7 +2281,7 @@ case "$host" in
         #
 	*-freebsd*)
 		echo $ac_n "checking for sigwait in -lc_r""... $ac_c" 1>&6
-echo "configure:2247: checking for sigwait in -lc_r" >&5
+echo "configure:2285: checking for sigwait in -lc_r" >&5
 ac_lib_var=`echo c_r'_'sigwait | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2251,7 +2289,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lc_r  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2255 "configure"
+#line 2293 "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
@@ -2262,7 +2300,7 @@ int main() {
 sigwait()
 ; return 0; }
 EOF
-if { (eval echo configure:2266: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2304: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2315,12 +2353,12 @@ EOF
 EOF
 
 		echo $ac_n "checking for pthread_setconcurrency""... $ac_c" 1>&6
-echo "configure:2319: checking for pthread_setconcurrency" >&5
+echo "configure:2357: checking for pthread_setconcurrency" >&5
 if eval "test \"`echo '$''{'ac_cv_func_pthread_setconcurrency'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2324 "configure"
+#line 2362 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char pthread_setconcurrency(); below.  */
@@ -2343,7 +2381,7 @@ pthread_setconcurrency();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2347: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2385: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_pthread_setconcurrency=yes"
 else
@@ -2381,12 +2419,12 @@ esac
 # Look for sysconf to allow detection of the number of processors.
 #
 echo $ac_n "checking for sysconf""... $ac_c" 1>&6
-echo "configure:2385: checking for sysconf" >&5
+echo "configure:2423: checking for sysconf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_sysconf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2390 "configure"
+#line 2428 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char sysconf(); below.  */
@@ -2409,7 +2447,7 @@ sysconf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2413: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2451: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_sysconf=yes"
 else
@@ -2436,12 +2474,12 @@ fi
 # NLS
 #
 echo $ac_n "checking for catgets""... $ac_c" 1>&6
-echo "configure:2440: checking for catgets" >&5
+echo "configure:2478: checking for catgets" >&5
 if eval "test \"`echo '$''{'ac_cv_func_catgets'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2445 "configure"
+#line 2483 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char catgets(); below.  */
@@ -2464,7 +2502,7 @@ catgets();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2468: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2506: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_catgets=yes"
 else
@@ -2502,7 +2540,7 @@ case "$host" in
 		;;
 	*)
 		echo $ac_n "checking for socket in -lsocket""... $ac_c" 1>&6
-echo "configure:2506: checking for socket in -lsocket" >&5
+echo "configure:2544: checking for socket in -lsocket" >&5
 ac_lib_var=`echo socket'_'socket | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2510,7 +2548,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2514 "configure"
+#line 2552 "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
@@ -2521,7 +2559,7 @@ int main() {
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:2525: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2563: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2549,7 +2587,7 @@ else
 fi
 
 		echo $ac_n "checking for inet_ntoa in -lnsl""... $ac_c" 1>&6
-echo "configure:2553: checking for inet_ntoa in -lnsl" >&5
+echo "configure:2591: checking for inet_ntoa in -lnsl" >&5
 ac_lib_var=`echo nsl'_'inet_ntoa | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2557,7 +2595,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2561 "configure"
+#line 2599 "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
@@ -2568,7 +2606,7 @@ int main() {
 inet_ntoa()
 ; return 0; }
 EOF
-if { (eval echo configure:2572: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2610: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2751,7 +2789,7 @@ else
 fi
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:2755: checking build system type" >&5
+echo "configure:2793: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -2780,7 +2818,7 @@ ac_prog=ld
 if test "$ac_cv_prog_gcc" = yes; then
   # Check if gcc -print-prog-name=ld gives a path.
   echo $ac_n "checking for ld used by GCC""... $ac_c" 1>&6
-echo "configure:2784: checking for ld used by GCC" >&5
+echo "configure:2822: checking for ld used by GCC" >&5
   ac_prog=`($CC -print-prog-name=ld) 2>&5`
   case "$ac_prog" in
     # Accept absolute paths.
@@ -2804,10 +2842,10 @@ echo "configure:2784: checking for ld used by GCC" >&5
   esac
 elif test "$with_gnu_ld" = yes; then
   echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
-echo "configure:2808: checking for GNU ld" >&5
+echo "configure:2846: checking for GNU ld" >&5
 else
   echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
-echo "configure:2811: checking for non-GNU ld" >&5
+echo "configure:2849: checking for non-GNU ld" >&5
 fi
 if eval "test \"`echo '$''{'ac_cv_path_LD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2843,7 +2881,7 @@ fi
 test -z "$LD" && { echo "configure: error: no acceptable ld found in \$PATH" 1>&2; exit 1; }
 
 echo $ac_n "checking if the linker ($LD) is GNU ld""... $ac_c" 1>&6
-echo "configure:2847: checking if the linker ($LD) is GNU ld" >&5
+echo "configure:2885: checking if the linker ($LD) is GNU ld" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gnu_ld'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2859,7 +2897,7 @@ echo "$ac_t""$ac_cv_prog_gnu_ld" 1>&6
 
 
 echo $ac_n "checking for BSD-compatible nm""... $ac_c" 1>&6
-echo "configure:2863: checking for BSD-compatible nm" >&5
+echo "configure:2901: checking for BSD-compatible nm" >&5
 if eval "test \"`echo '$''{'ac_cv_path_NM'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2896,7 +2934,7 @@ echo "$ac_t""$NM" 1>&6
 
 
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:2900: checking whether ln -s works" >&5
+echo "configure:2938: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2940,8 +2978,8 @@ test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
 case "$host" in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 2944 "configure"' > conftest.$ac_ext
-  if { (eval echo configure:2945: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  echo '#line 2982 "configure"' > conftest.$ac_ext
+  if { (eval echo configure:2983: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
     case "`/usr/bin/file conftest.o`" in
     *32-bit*)
       LD="${LD-ld} -32"
@@ -2962,19 +3000,19 @@ case "$host" in
   SAVE_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -belf"
   echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
-echo "configure:2966: checking whether the C compiler needs -belf" >&5
+echo "configure:3004: checking whether the C compiler needs -belf" >&5
 if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2971 "configure"
+#line 3009 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2978: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3016: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   lt_cv_cc_needs_belf=yes
 else
@@ -3116,9 +3154,9 @@ fi
 case "$enable_ipv6" in
 	yes|''|autodetect)
 		echo $ac_n "checking for IPv6 structures""... $ac_c" 1>&6
-echo "configure:3120: checking for IPv6 structures" >&5
+echo "configure:3158: checking for IPv6 structures" >&5
 		cat > conftest.$ac_ext <<EOF
-#line 3122 "configure"
+#line 3160 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3128,7 +3166,7 @@ int main() {
 struct sockaddr_in6 sin6; return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3132: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3170: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 			 found_ipv6=yes
@@ -3151,7 +3189,7 @@ esac
 # This is done before other IPv6 linking tests to LIBS is properly set.
 #
 echo $ac_n "checking for Kame IPv6 support""... $ac_c" 1>&6
-echo "configure:3155: checking for Kame IPv6 support" >&5
+echo "configure:3193: checking for Kame IPv6 support" >&5
 # Check whether --with-kame or --without-kame was given.
 if test "${with_kame+set}" = set; then
   withval="$with_kame"
@@ -3239,9 +3277,9 @@ case "$found_ipv6" in
 		LWRES_PLATFORM_HAVEIPV6="#define LWRES_PLATFORM_HAVEIPV6 1"
 
 		echo $ac_n "checking for in6addr_any""... $ac_c" 1>&6
-echo "configure:3243: checking for in6addr_any" >&5
+echo "configure:3281: checking for in6addr_any" >&5
 		cat > conftest.$ac_ext <<EOF
-#line 3245 "configure"
+#line 3283 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3252,7 +3290,7 @@ int main() {
 struct in6_addr in6; in6 = in6addr_any; return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3256: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3294: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 			 ISC_PLATFORM_NEEDIN6ADDRANY="#undef ISC_PLATFORM_NEEDIN6ADDRANY"
@@ -3268,9 +3306,9 @@ fi
 rm -f conftest*
 
 		echo $ac_n "checking for sin6_scope_id in struct sockaddr_in6""... $ac_c" 1>&6
-echo "configure:3272: checking for sin6_scope_id in struct sockaddr_in6" >&5
+echo "configure:3310: checking for sin6_scope_id in struct sockaddr_in6" >&5
 		cat > conftest.$ac_ext <<EOF
-#line 3274 "configure"
+#line 3312 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3283,7 +3321,7 @@ int main() {
 struct sockaddr_in6 xyzzy; xyzzy.sin6_scope_id = 0; return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3287: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3325: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 			 result="#define LWRES_HAVE_SIN6_SCOPE_ID 1"
@@ -3298,9 +3336,9 @@ rm -f conftest*
 		LWRES_HAVE_SIN6_SCOPE_ID="$result"
 
 		echo $ac_n "checking for in6_pktinfo""... $ac_c" 1>&6
-echo "configure:3302: checking for in6_pktinfo" >&5
+echo "configure:3340: checking for in6_pktinfo" >&5
 		cat > conftest.$ac_ext <<EOF
-#line 3304 "configure"
+#line 3342 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3313,7 +3351,7 @@ int main() {
 struct in6_pktinfo xyzzy; return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3317: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3355: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 			 ISC_PLATFORM_HAVEIN6PKTINFO="#define ISC_PLATFORM_HAVEIN6PKTINFO 1"
@@ -3362,9 +3400,9 @@ esac
 # which provides some (all?) of the desired functions.
 #
 echo $ac_n "checking for inet_ntop""... $ac_c" 1>&6
-echo "configure:3366: checking for inet_ntop" >&5
+echo "configure:3404: checking for inet_ntop" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3368 "configure"
+#line 3406 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3374,7 +3412,7 @@ int main() {
 inet_ntop(0, 0, 0, 0); return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3378: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3416: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
         ISC_PLATFORM_NEEDNTOP="#undef ISC_PLATFORM_NEEDNTOP"
@@ -3389,9 +3427,9 @@ else
 fi
 rm -f conftest*
 echo $ac_n "checking for inet_pton""... $ac_c" 1>&6
-echo "configure:3393: checking for inet_pton" >&5
+echo "configure:3431: checking for inet_pton" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3395 "configure"
+#line 3433 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3401,7 +3439,7 @@ int main() {
 inet_pton(0, 0, 0); return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3405: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3443: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
         ISC_PLATFORM_NEEDPTON="#undef ISC_PLATFORM_NEEDPTON"
@@ -3416,9 +3454,9 @@ else
 fi
 rm -f conftest*
 echo $ac_n "checking for inet_aton""... $ac_c" 1>&6
-echo "configure:3420: checking for inet_aton" >&5
+echo "configure:3458: checking for inet_aton" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3422 "configure"
+#line 3460 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3428,7 +3466,7 @@ int main() {
 struct in_addr in; inet_aton(0, &in); return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3432: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3470: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
         ISC_PLATFORM_NEEDATON="#undef ISC_PLATFORM_NEEDATON"
@@ -3461,9 +3499,9 @@ EOF
 esac
 
 echo $ac_n "checking for sa_len in struct sockaddr""... $ac_c" 1>&6
-echo "configure:3465: checking for sa_len in struct sockaddr" >&5
+echo "configure:3503: checking for sa_len in struct sockaddr" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3467 "configure"
+#line 3505 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3472,7 +3510,7 @@ int main() {
 struct sockaddr sa; sa.sa_len = 0; return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3476: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3514: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	ISC_PLATFORM_HAVESALEN="#define ISC_PLATFORM_HAVESALEN 1"
@@ -3493,9 +3531,9 @@ rm -f conftest*
 # Look for a 4.4BSD or 4.3BSD struct msghdr
 #
 echo $ac_n "checking for struct msghdr flavor""... $ac_c" 1>&6
-echo "configure:3497: checking for struct msghdr flavor" >&5
+echo "configure:3535: checking for struct msghdr flavor" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3499 "configure"
+#line 3537 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3504,7 +3542,7 @@ int main() {
 struct msghdr msg; msg.msg_flags = 0; return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3508: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3546: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""4.4BSD" 1>&6
 	ISC_PLATFORM_MSGHDRFLAVOR="#define ISC_NET_BSD44MSGHDR 1"
@@ -3522,9 +3560,9 @@ rm -f conftest*
 # Look for in_port_t.
 #
 echo $ac_n "checking for type in_port_t""... $ac_c" 1>&6
-echo "configure:3526: checking for type in_port_t" >&5
+echo "configure:3564: checking for type in_port_t" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3528 "configure"
+#line 3566 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3533,7 +3571,7 @@ int main() {
 in_port_t port = 25; return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3537: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3575: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	ISC_PLATFORM_NEEDPORTT="#undef ISC_PLATFORM_NEEDPORTT"
@@ -3551,9 +3589,9 @@ rm -f conftest*
 # Check for addrinfo
 #
 echo $ac_n "checking for struct addrinfo""... $ac_c" 1>&6
-echo "configure:3555: checking for struct addrinfo" >&5
+echo "configure:3593: checking for struct addrinfo" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3557 "configure"
+#line 3595 "configure"
 #include "confdefs.h"
 
 #include <netdb.h>
@@ -3561,7 +3599,7 @@ int main() {
 struct addrinfo a; return (0);
 ; return 0; }
 EOF
-if { (eval echo configure:3565: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3603: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	ISC_LWRES_NEEDADDRINFO="#undef ISC_LWRES_NEEDADDRINFO"
@@ -3580,9 +3618,9 @@ rm -f conftest*
 
 
 echo $ac_n "checking for int sethostent""... $ac_c" 1>&6
-echo "configure:3584: checking for int sethostent" >&5
+echo "configure:3622: checking for int sethostent" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3586 "configure"
+#line 3624 "configure"
 #include "confdefs.h"
 
 #include <netdb.h>
@@ -3590,7 +3628,7 @@ int main() {
 int i = sethostent(0); return(0);
 ; return 0; }
 EOF
-if { (eval echo configure:3594: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3632: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	ISC_LWRES_SETHOSTENTINT="#define ISC_LWRES_SETHOSTENTINT 1"
@@ -3605,9 +3643,9 @@ rm -f conftest*
 
 
 echo $ac_n "checking for int endhostent""... $ac_c" 1>&6
-echo "configure:3609: checking for int endhostent" >&5
+echo "configure:3647: checking for int endhostent" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3611 "configure"
+#line 3649 "configure"
 #include "confdefs.h"
 
 #include <netdb.h>
@@ -3615,7 +3653,7 @@ int main() {
 int i = endhostent(); return(0);
 ; return 0; }
 EOF
-if { (eval echo configure:3619: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3657: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	ISC_LWRES_ENDHOSTENTINT="#define ISC_LWRES_ENDHOSTENTINT 1"
@@ -3630,9 +3668,9 @@ rm -f conftest*
 
 
 echo $ac_n "checking for getnetbyaddr(in_addr_t, ...)""... $ac_c" 1>&6
-echo "configure:3634: checking for getnetbyaddr(in_addr_t, ...)" >&5
+echo "configure:3672: checking for getnetbyaddr(in_addr_t, ...)" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3636 "configure"
+#line 3674 "configure"
 #include "confdefs.h"
 
 #include <netdb.h>
@@ -3641,7 +3679,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3645: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3683: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	ISC_LWRES_GETNETBYADDRINADDR="#define ISC_LWRES_GETNETBYADDRINADDR 1"
@@ -3656,9 +3694,9 @@ rm -f conftest*
 
 
 echo $ac_n "checking for int setnetent""... $ac_c" 1>&6
-echo "configure:3660: checking for int setnetent" >&5
+echo "configure:3698: checking for int setnetent" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3662 "configure"
+#line 3700 "configure"
 #include "confdefs.h"
 
 #include <netdb.h>
@@ -3666,7 +3704,7 @@ int main() {
 int i = setnetent(0); return(0);
 ; return 0; }
 EOF
-if { (eval echo configure:3670: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3708: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	ISC_LWRES_SETNETENTINT="#define ISC_LWRES_SETNETENTINT 1"
@@ -3681,9 +3719,9 @@ rm -f conftest*
 
 
 echo $ac_n "checking for int endnetent""... $ac_c" 1>&6
-echo "configure:3685: checking for int endnetent" >&5
+echo "configure:3723: checking for int endnetent" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3687 "configure"
+#line 3725 "configure"
 #include "confdefs.h"
 
 #include <netdb.h>
@@ -3691,7 +3729,7 @@ int main() {
 int i = endnetent(); return(0);
 ; return 0; }
 EOF
-if { (eval echo configure:3695: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3733: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	ISC_LWRES_ENDNETENTINT="#define ISC_LWRES_ENDNETENTINT 1"
@@ -3706,9 +3744,9 @@ rm -f conftest*
 
 
 echo $ac_n "checking for gethostbyadd(const void *, size_t, ...)""... $ac_c" 1>&6
-echo "configure:3710: checking for gethostbyadd(const void *, size_t, ...)" >&5
+echo "configure:3748: checking for gethostbyadd(const void *, size_t, ...)" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3712 "configure"
+#line 3750 "configure"
 #include "confdefs.h"
 
 #include <netdb.h>
@@ -3717,7 +3755,7 @@ int main() {
 return(0);
 ; return 0; }
 EOF
-if { (eval echo configure:3721: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3759: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	ISC_LWRES_GETHOSTBYADDRVOID="#define ISC_LWRES_GETHOSTBYADDRVOID 1"
@@ -3732,9 +3770,9 @@ rm -f conftest*
 
 
 echo $ac_n "checking for h_errno in netdb.h""... $ac_c" 1>&6
-echo "configure:3736: checking for h_errno in netdb.h" >&5
+echo "configure:3774: checking for h_errno in netdb.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3738 "configure"
+#line 3776 "configure"
 #include "confdefs.h"
 
 #include <netdb.h>
@@ -3742,7 +3780,7 @@ int main() {
 h_errno = 1; return(0);
 ; return 0; }
 EOF
-if { (eval echo configure:3746: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3784: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 	ISC_LWRES_NEEDHERRNO="#undef ISC_LWRES_NEEDHERRNO"
@@ -3757,12 +3795,12 @@ rm -f conftest*
 
 
 echo $ac_n "checking for getipnodebyname""... $ac_c" 1>&6
-echo "configure:3761: checking for getipnodebyname" >&5
+echo "configure:3799: checking for getipnodebyname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getipnodebyname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3766 "configure"
+#line 3804 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getipnodebyname(); below.  */
@@ -3785,7 +3823,7 @@ getipnodebyname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3789: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3827: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_getipnodebyname=yes"
 else
@@ -3806,12 +3844,12 @@ ISC_LWRES_GETIPNODEPROTO="#define ISC_LWRES_GETIPNODEPROTO 1"
 fi
 
 echo $ac_n "checking for getnameinfo""... $ac_c" 1>&6
-echo "configure:3810: checking for getnameinfo" >&5
+echo "configure:3848: checking for getnameinfo" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getnameinfo'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3815 "configure"
+#line 3853 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getnameinfo(); below.  */
@@ -3834,7 +3872,7 @@ getnameinfo();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3838: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3876: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_getnameinfo=yes"
 else
@@ -3855,12 +3893,12 @@ ISC_LWRES_GETNAMEINFOPROTO="#define ISC_LWRES_GETNAMEINFOPROTO 1"
 fi
 
 echo $ac_n "checking for getaddrinfo""... $ac_c" 1>&6
-echo "configure:3859: checking for getaddrinfo" >&5
+echo "configure:3897: checking for getaddrinfo" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getaddrinfo'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3864 "configure"
+#line 3902 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getaddrinfo(); below.  */
@@ -3883,7 +3921,7 @@ getaddrinfo();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3887: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3925: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_getaddrinfo=yes"
 else
@@ -3915,9 +3953,9 @@ fi
 # Look for a sysctl call to get the list of network interfaces.
 #
 echo $ac_n "checking for interface list sysctl""... $ac_c" 1>&6
-echo "configure:3919: checking for interface list sysctl" >&5
+echo "configure:3957: checking for interface list sysctl" >&5
 cat > conftest.$ac_ext <<EOF
-#line 3921 "configure"
+#line 3959 "configure"
 #include "confdefs.h"
 
 #include <sys/param.h>
@@ -3947,12 +3985,12 @@ rm -f conftest*
 # Check for some other useful functions that are not ever-present.
 #
 echo $ac_n "checking for strsep""... $ac_c" 1>&6
-echo "configure:3951: checking for strsep" >&5
+echo "configure:3989: checking for strsep" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strsep'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3956 "configure"
+#line 3994 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strsep(); below.  */
@@ -3975,7 +4013,7 @@ strsep();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3979: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4017: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strsep=yes"
 else
@@ -3996,12 +4034,12 @@ ISC_PLATFORM_NEEDSTRSEP="#define ISC_PLATFORM_NEEDSTRSEP 1"
 fi
 
 echo $ac_n "checking for vsnprintf""... $ac_c" 1>&6
-echo "configure:4000: checking for vsnprintf" >&5
+echo "configure:4038: checking for vsnprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vsnprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4005 "configure"
+#line 4043 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vsnprintf(); below.  */
@@ -4024,7 +4062,7 @@ vsnprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4028: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4066: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_vsnprintf=yes"
 else
@@ -4053,17 +4091,17 @@ fi
 
 
 echo $ac_n "checking for sizeof(long long int) == sizeof(long int)""... $ac_c" 1>&6
-echo "configure:4057: checking for sizeof(long long int) == sizeof(long int)" >&5
+echo "configure:4095: checking for sizeof(long long int) == sizeof(long int)" >&5
 if test "$cross_compiling" = yes; then
   echo "$ac_t""default yes" 1>&6
 	ISC_PLATFORM_LONGLONGEQUALLONG="#define ISC_PLATFORM_LONGLONGEQUALLONG 1"
 else
   cat > conftest.$ac_ext <<EOF
-#line 4063 "configure"
+#line 4101 "configure"
 #include "confdefs.h"
 main() { exit(!(sizeof(long long int) == sizeof(long int))); }
 EOF
-if { (eval echo configure:4067: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4105: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   echo "$ac_t""yes" 1>&6
 	ISC_PLATFORM_LONGLONGEQUALLONG="#define ISC_PLATFORM_LONGLONGEQUALLONG 1"
@@ -4083,12 +4121,12 @@ fi
 # Security Stuff
 #
 echo $ac_n "checking for chroot""... $ac_c" 1>&6
-echo "configure:4087: checking for chroot" >&5
+echo "configure:4125: checking for chroot" >&5
 if eval "test \"`echo '$''{'ac_cv_func_chroot'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4092 "configure"
+#line 4130 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char chroot(); below.  */
@@ -4111,7 +4149,7 @@ chroot();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4115: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4153: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_chroot=yes"
 else
@@ -4137,17 +4175,17 @@ for ac_hdr in linux/capability.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4141: checking for $ac_hdr" >&5
+echo "configure:4179: 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 4146 "configure"
+#line 4184 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4151: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4189: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4177,17 +4215,17 @@ for ac_hdr in linux/prctl.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4181: checking for $ac_hdr" >&5
+echo "configure:4219: 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 4186 "configure"
+#line 4224 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4191: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4229: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4547,6 +4585,9 @@ s%@DST_OPENSSL_INC@%$DST_OPENSSL_INC%g
 s%@DST_OPENSSL_LIB@%$DST_OPENSSL_LIB%g
 s%@DST_OPENSSL_OBJS@%$DST_OPENSSL_OBJS%g
 s%@DNS_OPENSSL_LIBS@%$DNS_OPENSSL_LIBS%g
+s%@USE_GSSAPI@%$USE_GSSAPI%g
+s%@DST_GSSAPI_INC@%$DST_GSSAPI_INC%g
+s%@DNS_GSSAPI_LIBS@%$DNS_GSSAPI_LIBS%g
 s%@CC@%$CC%g
 s%@YACC@%$YACC%g
 s%@CPP@%$CPP%g
diff --git a/configure.in b/configure.in
index 5a9e8f6e3b..6e799b24a6 100644
--- a/configure.in
+++ b/configure.in
@@ -18,7 +18,7 @@ AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
 esyscmd([sed "s/^/# /" COPYRIGHT])dnl
 AC_DIVERT_POP()dnl
 
-AC_REVISION($Revision: 1.175 $)
+AC_REVISION($Revision: 1.176 $)
 
 AC_INIT(lib/dns/name.c)
 AC_PREREQ(2.13)
@@ -229,6 +229,36 @@ AC_SUBST(DST_OPENSSL_OBJS)
 
 AC_SUBST(DNS_OPENSSL_LIBS)
 
+#
+# was --with-gssapi specified?
+#
+AC_MSG_CHECKING(for GSSAPI library)
+AC_ARG_WITH(gssapi,
+[  --with-gssapi=PATH   Specify path for system-supplied GSSAPI],
+    use_gssapi="$withval", use_gssapi="no")
+
+case "$use_gssapi" in
+	no)
+		USE_GSSAPI=''
+		DST_GSSAPI_INC=''
+		DNS_GSSAPI_LIBS=''
+		AC_MSG_RESULT(none found)
+		;;
+	yes)
+		AC_MSG_ERROR([--with-gssapi must specify a path])
+		;;
+	*)
+		USE_GSSAPI='-DGSSAPI'
+		DST_GSSAPI_INC="-I$use_gssapi/include"
+		DNS_GSSAPI_LIBS="-L$use_gssapi/lib -lgssapi_krb5"
+		AC_MSG_RESULT(using gssapi from $use_gssapi/lib and $use_gssapi/include)
+		;;
+esac
+
+AC_SUBST(USE_GSSAPI)
+AC_SUBST(DST_GSSAPI_INC)
+AC_SUBST(DNS_GSSAPI_LIBS)
+
 #
 # NetBSD has multiple pthreads implementations.  The recommended
 # one to use is "unproven-pthreads".  The older "mit-pthreads"