xnu-1228.5.18.tar.gz

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

diff --git a/osfmk/kern/queue.h b/osfmk/kern/queue.h
index 98effaac491d28c40fbbc7810a192cf4c29882ef..15815071959031baed8b6f37266bb5e74e100e5c 100644 (file)
--- a/osfmk/kern/queue.h
+++ b/osfmk/kern/queue.h
@@ -1,23 +1,29 @@
 /*
  * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * 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. 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.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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 OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -482,6 +488,9 @@ MACRO_BEGIN                                                 \
                (head)->next = __next;                          \
        else                                                    \
                ((type)__prev)->field.next = __next;            \
+                                                               \
+       (elt)->field.next = NULL;                               \
+       (elt)->field.prev = NULL;                               \
 MACRO_END
 
 /*
@@ -505,6 +514,9 @@ MACRO_BEGIN                                                 \
        else                                                    \
                ((type)(__next))->field.prev = (head);          \
        (head)->next = __next;                                  \
+                                                               \
+       (entry)->field.next = NULL;                             \
+       (entry)->field.prev = NULL;                             \
 MACRO_END
 
 /*
@@ -528,6 +540,9 @@ MACRO_BEGIN                                                 \
        else                                                    \
                ((type)(__prev))->field.next = (head);          \
        (head)->prev = __prev;                                  \
+                                                               \
+       (entry)->field.next = NULL;                             \
+       (entry)->field.prev = NULL;                             \
 MACRO_END
 
 /*