diff -Naur yar-0.99/yar/sgw.hxx yar-0.99.patched/yar/sgw.hxx
--- yar-0.99/yar/sgw.hxx	2003-10-25 04:15:47.000000000 -0400
+++ yar-0.99.patched/yar/sgw.hxx	2014-04-29 12:03:28.000000000 -0400
@@ -24,6 +24,9 @@
 
 #include <iostream>
 #include <string>
+#include <cstdio>
+#include <cstdlib>
+#include <cmath>
 
 #define DEFAULT_SCX		(1024)					// Default Screen Size and Depth
 #define DEFAULT_SCY		(768)