-#define FILE_ENG_DATA(f) ((void *) (uintptr_t) (f)->engine_data)
-#define FILE_SET_ENG_DATA(f, data) \
- ((f)->engine_data = (uintptr_t) (data))
+#define FILE_ENG_DATA(f) ((f)->engine_data)
+#define FILE_SET_ENG_DATA(f, data) ((f)->engine_data = (data))