--- Xwnmo/romkan_m/rk_alloc.c.orig	Sat Jul 25 17:02:12 2015
+++ Xwnmo/romkan_m/rk_alloc.c	Sat Jul 25 17:02:27 2015
@@ -64,6 +64,7 @@
 #endif	/*MULTI*/
 #endif
 #include "rext.h"
+#include <stdlib.h>
 
 static
 void
