--- Libc/Libc-262.3.2/include/arpa/tftp.h
+++ Libc/Libc-391/include/arpa/tftp.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
@@ -75,10 +73,10 @@
 #define	ERROR	05			/* error code */
 
 struct	tftphdr {
-	short	th_opcode;		/* packet type */
+	unsigned short	th_opcode;		/* packet type */
 	union {
-		short	tu_block;	/* block # */
-		short	tu_code;	/* error code */
+		unsigned short	tu_block;	/* block # */
+		unsigned short	tu_code;	/* error code */
 		char	tu_stuff[1];	/* request packet stuff */
 	} th_u;
 	char	th_data[1];		/* data or error string */