Index: arch/ia64/include/types.h
===================================================================
--- arch/ia64/include/types.h	(revision 9bda3af61b1e5c5556bef366d7bcfcbeb1e090a4)
+++ arch/ia64/include/types.h	(revision 6d9c49ab8fb84fcd0bf9d37abca3ed194e992a74)
@@ -1,3 +1,3 @@
-/*
+
  * Copyright (C) 2005 Jakub Jermar
  * All rights reserved.
@@ -48,4 +48,5 @@
 
 typedef __u64 __native;
+typedef __s64 __native;
 
 typedef struct pte pte_t;