--- makemkv_v1.4.6_beta_oss/libmakemkv/src/world.cpp	2009-08-03 01:39:28.000000000 -0700
+++ makemkv_v1.4.6_beta_oss/libmakemkv/src/world.cpp	2009-08-04 09:41:27.000000000 -0700
@@ -22,6 +22,7 @@
 #include <libmkv/libmkv.h>
 #include <lgpl/osslabi.h>
 #include <lgpl/zlibabi.h>
+#include <cstdlib>
 
 #ifdef LGPL_WORLD_HAVE_PRINTFS
 #include <stdio.h>