--- configure.orig	2015-05-08 14:42:35.405141000 +0000

+++ configure	2015-05-08 14:44:07.714597000 +0000

@@ -5491,6 +5491,18 @@ fi

+for ac_func in arc4random

+do :

+  ac_fn_c_check_func "$LINENO" "arc4random" "ac_cv_func_arc4random"

+if test "x$ac_cv_func_arc4random" = xyes; then :

+  cat >>confdefs.h <<_ACEOF

+#define HAVE_ARC4RANDOM 1

+_ACEOF

+

+fi

+done

+

+

 # Check whether --enable-ntp-timestamp was given.

 if test "${enable_ntp_timestamp+set}" = set; then :

   enableval=$enable_ntp_timestamp; case "${enableval}" in

--- mediastreamer-config.h.in.orig	2015-05-08 15:04:52 UTC

+++ mediastreamer-config.h.in

@@ -1,5 +1,8 @@

 /* mediastreamer-config.h.in.  Generated from configure.ac by autoheader.  */

+/* Define to 1 if you have the `arc4random' function. */

+#undef HAVE_ARC4RANDOM

+

 /* Define if building universal (internal helper macro) */

 #undef AC_APPLE_UNIVERSAL_BUILD