+#define IS_MNT_UNION(x) (0)
+#define is_unionized(x, y) (0)
+#define append_to_union(x1, y1, x2, y2) ({ BUG(); (0); })
-+#define follow_union_down(x, y) ({ (0); })
-+#define follow_union_mount(x, y) ({ (0); })
++#define follow_union_down(x) ({ (0); })
++#define follow_union_mount(x) ({ (0); })
+#define __d_drop_unions(x) do { } while (0)
+#define shrink_d_unions(x) do { } while (0)
+#define __shrink_d_unions(x,y) do { } while (0)