5910 libnisdb won't build with modern GCC

*** 20,35 ****
   * CDDL HEADER END
   */
  /*
   *      db_entry_c.x
   *
   * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
- %#pragma ident  "%Z%%M% %I%     %E% SMI"
- 
  /*
   * Some manifest constants, chosen to maximize flexibility without
   * plugging the wire full of data.
   */
  
--- 20,34 ----
   * CDDL HEADER END
   */
  /*
   *      db_entry_c.x
   *
+  * Copyright 2015 Gary Mills
   * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  /*
   * Some manifest constants, chosen to maximize flexibility without
   * plugging the wire full of data.
   */
  
*** 38,47 ****
--- 37,50 ----
  %#define _DB_NIS_H
  
  %#include <rpcsvc/nis.h>
  #endif /* RPC_HDR */
  
+ #if RPC_XDR
+ %#include "nis_clnt.h"
+ #endif /* RPC_XDR */
+ 
  #ifdef USINGC
  enum db_status {DB_SUCCESS, DB_NOTFOUND, DB_NOTUNIQUE,
                  DB_BADTABLE, DB_BADQUERY, DB_BADOBJECT,
                  DB_MEMORY_LIMIT, DB_STORAGE_LIMIT, DB_INTERNAL_ERROR};