Include file cleanup:

	Based on include files require by htup.h, as:

	access/htup.h
		storage/itemptr.h
			storage/block.h
			storage/off.h
		utils/nabstime.h
			<time.h>

src/include/storage/itemptr.h

@@ -6,14 +6,14 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: itemptr.h,v 1.2 1996/10/19 04:01:41 scrappy Exp $
+ * $Id: itemptr.h,v 1.3 1996/11/01 09:19:00 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
 #ifndef	ITEMPTR_H
 #define ITEMPTR_H
 
-#include "storage/block.h" 
+#include "storage/block.h"
 #include "storage/off.h"
 
 /*

src/include/utils/nabstime.h

@@ -6,19 +6,14 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: nabstime.h,v 1.1 1996/08/28 01:59:13 scrappy Exp $
+ * $Id: nabstime.h,v 1.2 1996/11/01 09:19:11 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
 #ifndef NABSTIME_H
 #define NABSTIME_H
 
-#include <sys/types.h>
 #include <time.h>
-#if !defined(PORTNAME_irix5)
-#include <sys/timeb.h>
-#endif
-#include "miscadmin.h"	/* for SystemTime */
 
 /* ----------------------------------------------------------------
  *		time types + support macros