--- xnu/xnu-12377.121.6/libsyscall/wrappers/setpriority.c
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Copyright (c) 2014 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-
-#include <sys/resource.h>
-#include <errno.h>
-#include <mach/port.h>
-
-extern int __setpriority(int which, id_t who, int prio);
-extern void _pthread_clear_qos_tsd(mach_port_t);
-
-/*
- * Stub function to account for special case return code from setpriority
- * when called with PRIO_DARWIN_THREAD.
- */
-int
-setpriority(int which, id_t who, int prio)
-{
-	int rv = __setpriority(which, who, prio);
-	if (which == PRIO_DARWIN_THREAD && rv == -2) {
-		_pthread_clear_qos_tsd(MACH_PORT_NULL);
-		rv = 0;
-	}
-
-	return rv;
-}