diff --git a/d1x-rebirth/include/makesig.h b/common/include/makesig.h
similarity index 100%
rename from d1x-rebirth/include/makesig.h
rename to common/include/makesig.h
diff --git a/d2x-rebirth/include/makesig.h b/d2x-rebirth/include/makesig.h
deleted file mode 100644
index f480ce020..000000000
--- a/d2x-rebirth/include/makesig.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * $Source: /cvsroot/dxx-rebirth/d2x-rebirth/include/makesig.h,v $
- * $Revision: 1.1.1.1 $
- * $Author: zicodxx $
- * $Date: 2006/03/17 20:01:26 $
- *
- * Macro to make file signatures
- *
- * $Log: makesig.h,v $
- * Revision 1.1.1.1  2006/03/17 20:01:26  zicodxx
- * initial import
- *
- * Revision 1.1  2001/11/11 23:39:22  bradleyb
- * Created header for MAKE_SIG macro
- *
- *
- */
-
-#ifndef _MAKESIG_H
-#define _MAKESIG_H
-
-#define MAKE_SIG(a,b,c,d) (((long)(a)<<24)+((long)(b)<<16)+((c)<<8)+(d))
-
-#endif