xnu-3789.60.24.tar.gz

[apple/xnu.git] / osfmk / kern / cpu_data.h

diff --git a/osfmk/kern/cpu_data.h b/osfmk/kern/cpu_data.h
index 4487b8d0da5a8a9a8035a6d917f47b28d73dd74b..58d4ecad8cb121c0b6b01f8e7b8d4d25b6370355 100644 (file)
--- a/osfmk/kern/cpu_data.h
+++ b/osfmk/kern/cpu_data.h
@@ -1,14 +1,19 @@
 /*
  * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_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.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ * 
+ * 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
@@ -18,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -43,9 +48,10 @@ __BEGIN_DECLS
 extern void            _disable_preemption(void);
 extern void            _enable_preemption(void);
 
+#ifndef MACHINE_PREEMPTION_MACROS
 #define disable_preemption()                   _disable_preemption()
 #define enable_preemption()                    _enable_preemption()
-
+#endif
 
 __END_DECLS