Removed MBFLAGS from makefiles since it's now done in include/config.h.

src/include/regex/regex.h

@@ -40,6 +40,7 @@
 #ifndef _REGEX_H_
 #define _REGEX_H_
 
+#include "postgres.h"
 #include <sys/types.h>
 #include "mb/pg_wchar.h"
 

src/include/regex/regex2.h

@@ -37,6 +37,8 @@
  *		@(#)regex2.h	8.4 (Berkeley) 3/20/94
  */
 
+#include "postgres.h"
+
 /*
  * First, the stuff that ends up in the outside-world include file
 */

src/include/regex/utils.h

@@ -37,7 +37,7 @@
  *		@(#)utils.h		8.3 (Berkeley) 3/20/94
  */
 
-#include "config.h"
+#include "postgres.h"
 
 /* utility definitions */
 #define DUPMAX			100000000		/* xxx is this right? */