--- Libc/Libc-262.3.2/include/monitor.h
+++ Libc/Libc-1583.60.2/include/monitor.h
@@ -2,8 +2,6 @@
  * Copyright (c) 1999 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
@@ -32,16 +30,35 @@
 #ifndef __MONITOR_HEADER__
 #define __MONITOR_HEADER__
 
+#include <sys/cdefs.h>
+#include <Availability.h>
+
+__BEGIN_DECLS
+
+__OSX_AVAILABLE_BUT_DEPRECATED_MSG(__MAC_10_0,__MAC_10_11,__IPHONE_2_0,__IPHONE_9_0, "Monitor is no longer supported.")
+__WATCHOS_PROHIBITED
 extern void monstartup (char *lowpc, char *highpc);
 
+__OSX_AVAILABLE_BUT_DEPRECATED_MSG(__MAC_10_0,__MAC_10_11,__IPHONE_2_0,__IPHONE_9_0, "Monitor is no longer supported.")
+__WATCHOS_PROHIBITED
 extern void monitor (char *lowpc, char *highpc, char *buf, int bufsiz, int cntsiz);
 
+__OSX_AVAILABLE_BUT_DEPRECATED_MSG(__MAC_10_0,__MAC_10_11,__IPHONE_2_0,__IPHONE_9_0, "Monitor is no longer supported.")
+__WATCHOS_PROHIBITED
 extern void moncontrol (int mode);
 
+__OSX_AVAILABLE_BUT_DEPRECATED_MSG(__MAC_10_0,__MAC_10_11,__IPHONE_2_0,__IPHONE_9_0, "Monitor is no longer supported.")
+__WATCHOS_PROHIBITED
 extern void monoutput (const char *filename);
 
+__OSX_AVAILABLE_BUT_DEPRECATED_MSG(__MAC_10_0,__MAC_10_11,__IPHONE_2_0,__IPHONE_9_0, "Monitor is no longer supported.")
+__WATCHOS_PROHIBITED
 extern void moninit (void);
 
+__OSX_AVAILABLE_BUT_DEPRECATED_MSG(__MAC_10_0,__MAC_10_11,__IPHONE_2_0,__IPHONE_9_0, "Monitor is no longer supported.")
+__WATCHOS_PROHIBITED
 extern void monreset (void);
 
+__END_DECLS
+
 #endif	/* __MONITOR_HEADER__ */