--- Libc/Libc-583/include/iso646.h
+++ Libc/Libc-320.1.3/include/iso646.h
@@ -1,3 +1,25 @@
+/*
+ * Copyright (c) 2003 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@
+ */
 /*-
  * Copyright (c) 1998 Alex Nash
  * All rights reserved.
@@ -29,11 +51,6 @@
 #ifndef _ISO646_H_
 #define	_ISO646_H_
 
-#include <sys/cdefs.h>
-
-#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
-
-#ifndef __cplusplus
 #define	and	&&
 #define	and_eq	&=
 #define	bitand	&
@@ -45,8 +62,5 @@
 #define	or_eq	|=
 #define	xor	^
 #define	xor_eq	^=
-#endif /* ! __cplusplus */
-
-#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 
 #endif /* !_ISO646_H_ */