--- /dev/null
+/** @file\r
+ Provides alternative "spellings" for several C operators.\r
+\r
+ The header <iso646.h> defines the following eleven macros (on the left) that expand\r
+ to the corresponding tokens (on the right).\r
+\r
+Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials are licensed and made available under\r
+the terms and conditions of the BSD License that accompanies this distribution.\r
+The full text of the license may be found at\r
+http://opensource.org/licenses/bsd-license.php.\r
+\r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+**/\r
+#ifndef _ISO646_H\r
+#define _ISO646_H\r
+#include <sys/EfiCdefs.h>\r
+\r
+#define and &&\r
+#define and_eq &=\r
+#define bitand &\r
+#define bitor |\r
+#define compl ~\r
+#define not !\r
+#define not_eq !=\r
+#define or ||\r
+#define or_eq |=\r
+#define xor ^\r
+#define xor_eq ^=\r
+\r
+#endif /* _ISO646_H */\r