[PATCH] powerpc: Standardize on _ASM_POWERPC header symbol prefix

Standardize on _ASM_POWERPC_... prefix for all #include
exclusion symbols.  Fixup all the non-compilers.

Signed-off-by: Jon Loeliger <jdl@freescale.com>
Signed-off-by: Kumar Gala <kumar.gala@freescale.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/include/asm-powerpc/errno.h b/include/asm-powerpc/errno.h
index 19f20bd..8c145fd 100644
--- a/include/asm-powerpc/errno.h
+++ b/include/asm-powerpc/errno.h
@@ -1,5 +1,5 @@
-#ifndef _PPC_ERRNO_H
-#define _PPC_ERRNO_H
+#ifndef _ASM_POWERPC_ERRNO_H
+#define _ASM_POWERPC_ERRNO_H
 
 #include <asm-generic/errno.h>
 
@@ -8,4 +8,4 @@
 
 #define _LAST_ERRNO	516
 
-#endif
+#endif	/* _ASM_POWERPC_ERRNO_H */