Merge "Fix the implementation of htonll()"

} __attribute__((__packed__)) btsnoop_header_t;

static uint64_t htonll(uint64_t ll) {

  uint32_t l = 1;

  if (*(reinterpret_cast<uint8_t*>(&l)) == 1)

    return htonl((ll & 0xffffffff) << 32LL) | htonl(ll >> 32);

  const uint32_t l = 1;

  if (*(reinterpret_cast<const uint8_t*>(&l)) == 1)

    return static_cast<uint64_t>(htonl(ll & 0xffffffff)) << 32 |

           htonl(ll >> 32);

  return ll;

}