--- Libc/Libc-583/gen/cache.c
+++ Libc/Libc-262.2.12/gen/cache.c
@@ -1,52 +1,18 @@
-/*
- * Copyright (c) 2003-2006 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@
- */
 /* cache control */
 
 #include <stdlib.h>
 #include <stddef.h>
 #include <errno.h>
 #include <sys/types.h>
-#include <libkern/OSCacheControl.h>
 
+static const unsigned int kCacheOptionsSyncForExecution = 0x1;
 
 int
-sys_cache_control(int function, void *start, size_t len)
+sys_cache_control(unsigned int options, caddr_t start, size_t len)
 {
-	int	status = 0;
-	
-	switch( function ) {
-	
-	case kCacheFunctionPrepareForExecution:
-		sys_icache_invalidate(start, len);
-		break;
-		
-	case kCacheFunctionFlushDcache:
-		sys_dcache_flush(start, len);
-		break;
-		
-	default:
-		status = ENOTSUP;
-	}
-	
-	return	status;
+     if (options == kCacheOptionsSyncForExecution) {
+	  sys_icache_invalidate(start, len);
+	  return 0;
+     }
+     return ENOTSUP;
 }