--- Libc/Libc-320/include/protocols/routed.h
+++ Libc/Libc-391/include/protocols/routed.h
@@ -2,8 +2,6 @@
  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
  * 
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
@@ -75,9 +73,9 @@
 };
 
 struct rip {
-	u_char	rip_cmd;		/* request/response */
-	u_char	rip_vers;		/* protocol version # */
-	u_char	rip_res1[2];		/* pad to 32-bit boundary */
+	unsigned char	rip_cmd;		/* request/response */
+	unsigned char	rip_vers;		/* protocol version # */
+	unsigned char	rip_res1[2];		/* pad to 32-bit boundary */
 	union {
 		struct	netinfo ru_nets[1];	/* variable length... */
 		char	ru_tracefile[1];	/* ditto ... */