-#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
- static constexpr size_t kEpochOffset = 1;
-#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
- static constexpr size_t kEpochOffset = 0; // in units of sizeof(int)
-#else
-# error Your machine uses a weird endianness!
-#endif