c.h is included in postgres.h already

src/include/access/attnum.h

@@ -6,15 +6,13 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: attnum.h,v 1.1 1996/08/27 21:50:07 scrappy Exp $
+ * $Id: attnum.h,v 1.2 1996/08/28 01:23:59 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
 #ifndef	ATTNUM_H
 #define ATTNUM_H
 
-#include "c.h"
-
 /*
  * user defined attribute numbers start at 1.	-ay 2/95
  */