diff --git a/configure b/configure
index 59e6f0e..29cd9c9 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 208 .
+# From configure.in Revision: 270 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.59.
 #
@@ -5390,6 +5390,77 @@ _ACEOF
 fi
 
 
+echo "$as_me:$LINENO: checking for socklen_t" >&5
+echo $ECHO_N "checking for socklen_t... $ECHO_C" >&6
+if test "${ac_cv_type_socklen_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+$ac_includes_default
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+
+int
+main ()
+{
+if ((socklen_t *) 0)
+  return 0;
+if (sizeof (socklen_t))
+  return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_type_socklen_t=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_type_socklen_t=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_type_socklen_t" >&5
+echo "${ECHO_T}$ac_cv_type_socklen_t" >&6
+if test $ac_cv_type_socklen_t = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_SOCKLEN_T 1
+_ACEOF
+
+
+fi
+
+
 echo "$as_me:$LINENO: checking for unsigned int" >&5
 echo $ECHO_N "checking for unsigned int... $ECHO_C" >&6
 if test "${ac_cv_type_unsigned_int+set}" = set; then
diff --git a/include/defs.h.in b/include/defs.h.in
index 02d1568..1c563c8 100644
--- a/include/defs.h.in
+++ b/include/defs.h.in
@@ -207,6 +207,9 @@
 /* Define to 1 if you have the `socket' function. */
 #undef HAVE_SOCKET
 
+/* Define to 1 if the system has the type `socklen_t'. */
+#undef HAVE_SOCKLEN_T
+
 /* Define this if the system has SSL support. */
 #undef HAVE_SSL