return {
  __unload = 1,
  BLOCKSIZE = 1,
  bind = 1,
  choose = 4,
  connect = 1,
  connect4 = 1,
  connect6 = 1,
  _DEBUG = 1,
  dns_getaddrinfo = 1,
  dns_gethostname = 1,
  dns_tohostname = 1,
  dns_toip = 1,
  dns_getnameinfo = 4,
  gettime = 1,
  newtry = 4,
  protect = 4,
  ["select"] = 1,
  sink = 4,
  sinkt = 4,
  skip = 4,
  sleep = 1,
  _SETSIZE = 1,
  source = 4,
  sourcet = 4,
  tcp = 1,
  tcp6 = 1,
  try = 4,
  udp = 1,
  udp6 = 1,
  ["_VERSION"] = 1,
  -- tcp methods
  accept_tm = 1,
  bind_tm = 1,
  close_tm = 1,
  connect_tm = 1,
  getpeername_tm = 1,
  getsockname_tm = 1,
  getstats_tm = 1,
  listen_tm = 1,
  receive_tm = 1,
  send_tm = 1,
  setoption_tm = 1,
  getoption_tm = 1,
  setstats_tm = 1,
  settimeout_tm = 1,
  shutdown_tm = 1,
  dirty_tm = 1,
  getfd_tm = 1,
  setfd_tm = 1,
  -- udp methods
  close_um = 1,
  getpeername_um = 1,
  getsockname_um = 1,
  receive_um = 1,
  receivefrom_um = 1,
  getoption_um = 1,
  send_um = 1,
  sendto_um = 1,
  setpeername_um = 1,
  setsockname_um = 1,
  setoption_um = 1,
  settimeout_um = 1,
}
