--- a/src/celengine/overlay.h.orig	2009-07-08 02:27:08.000000000 -0400
+++ b/src/celengine/overlay.h	2009-07-08 02:27:28.000000000 -0400
@@ -10,6 +10,7 @@
 #ifndef _OVERLAY_H_
 #define _OVERLAY_H_
 
+#include <cstdio>
 #include <string>
 #include <iostream>
 #include <celtxf/texturefont.h>
--- a/src/celengine/star.cpp.orig	2009-07-08 02:40:52.000000000 -0400
+++ b/src/celengine/star.cpp	2009-07-08 02:41:08.000000000 -0400
@@ -8,6 +8,7 @@
 // of the License, or (at your option) any later version.
 
 #include <celmath/mathlib.h>
+#include <cstdio>
 #include <cstring>
 #include <cassert>
 #include "celestia.h"