* to ensure that any code that really requires a 64-bit integer has
* it (e.g. the checksum code uses two 32-bit integers for its 64-bit
* counter). */
-#if SIZEOF_OFF64_T == 8
-# define int64 off64_t
-# define SIZEOF_INT64 8
-#elif SIZEOF_LONG == 8
+#if SIZEOF_LONG == 8
# define int64 long
# define SIZEOF_INT64 8
#elif SIZEOF_INT == 8
#elif SIZEOF_LONG_LONG == 8
# define int64 long long
# define SIZEOF_INT64 8
+#elif SIZEOF_OFF64_T == 8
+# define int64 off64_t
+# define SIZEOF_INT64 8
#elif SIZEOF_OFF_T == 8
# define int64 off_t
# define SIZEOF_INT64 8