--- configure.orig      Mon Apr 28 14:18:53 2014
+++ configure   Sun May  4 11:35:43 2014
@@ -14114,20 +14114,28 @@
 
 #
 # Do we have arc4random() ?
 #
 ac_fn_c_check_func "$LINENO" "arc4random" "ac_cv_func_arc4random"
 if test "x$ac_cv_func_arc4random" = xyes; then :
   $as_echo "#define HAVE_ARC4RANDOM 1" >>confdefs.h
 
 fi
 
+#
+# Do we have arc4random_addrandom() ?
+#
+ac_fn_c_check_func "$LINENO" "arc4random_addrandom" "ac_cv_func_arc4random_addrandom"
+if test "x$ac_cv_func_arc4random_addrandom" = xyes; then :
+  $as_echo "#define HAVE_ARC4RANDOM_ADDRANDOM 1" >>confdefs.h
+fi
+
 
 #
 # Begin pthreads checking.
 #
 # First, decide whether to use multithreading or not.
 #
 # Enable multithreading by default on systems where it is known
 # to work well, and where debugging of multithreaded programs
 # is supported.
 #