--- rxvt-unicode/src/rxvtutil.C	2011/06/02 13:07:28	1.15
+++ rxvt-unicode/src/rxvtutil.C	2011/06/02 18:07:53	1.16
@@ -22,6 +22,7 @@
 
 #include <cstdlib>
 #include <cstring>
+#include <inttypes.h>
 
 #include "rxvtutil.h"