diff --git a/configure b/configure
index bb93c68ca5..61b812badc 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# From configure.in Revision: 1.76 
+# From configure.in Revision: 1.77 
 
 
 
@@ -3216,13 +3216,14 @@ fi
 
 
 
+
 echo $ac_n "checking for chroot""... $ac_c" 1>&6
-echo "configure:3221: checking for chroot" >&5
+echo "configure:3222: checking for chroot" >&5
 if eval "test \"`echo '$''{'ac_cv_func_chroot'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3226 "configure"
+#line 3227 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char chroot(); below.  */
@@ -3245,7 +3246,7 @@ chroot();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3249: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3250: \"$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
@@ -3271,17 +3272,17 @@ 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:3275: checking for $ac_hdr" >&5
+echo "configure:3276: 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 3280 "configure"
+#line 3281 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3285: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3286: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3581,6 +3582,7 @@ s%@ISC_IPV6_C@%$ISC_IPV6_C%g
 s%@ISC_PLATFORM_NEEDNTOP@%$ISC_PLATFORM_NEEDNTOP%g
 s%@ISC_PLATFORM_NEEDPTON@%$ISC_PLATFORM_NEEDPTON%g
 s%@ISC_PLATFORM_NEEDATON@%$ISC_PLATFORM_NEEDATON%g
+s%@ISC_PLATFORM_NEEDSTRSEP@%$ISC_PLATFORM_NEEDSTRSEP%g
 s%@ISC_PLATFORM_NEEDVSNPRINTF@%$ISC_PLATFORM_NEEDVSNPRINTF%g
 s%@ISC_EXTRA_OBJS@%$ISC_EXTRA_OBJS%g
 s%@ISC_EXTRA_SRCS@%$ISC_EXTRA_SRCS%g
diff --git a/configure.in b/configure.in
index b7b3520992..f4ce08e7c7 100644
--- a/configure.in
+++ b/configure.in
@@ -13,7 +13,7 @@ dnl PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
 dnl ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
 dnl SOFTWARE.
 
-AC_REVISION($Revision: 1.77 $)
+AC_REVISION($Revision: 1.78 $)
 
 AC_PREREQ(2.13)
 
@@ -503,6 +503,7 @@ AC_CHECK_FUNC(vsnprintf,
 AC_SUBST(ISC_PLATFORM_NEEDNTOP)
 AC_SUBST(ISC_PLATFORM_NEEDPTON)
 AC_SUBST(ISC_PLATFORM_NEEDATON)
+AC_SUBST(ISC_PLATFORM_NEEDSTRSEP)
 AC_SUBST(ISC_PLATFORM_NEEDVSNPRINTF)
 AC_SUBST(ISC_EXTRA_OBJS)
 AC_SUBST(ISC_EXTRA_SRCS)