--- zzzz-none-000/linux-3.10.107/arch/powerpc/boot/io.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/powerpc/boot/io.h	2021-02-04 17:41:59.000000000 +0000
@@ -1,5 +1,5 @@
 #ifndef _IO_H
-#define __IO_H
+#define _IO_H
 
 #include "types.h"