_Wait
status_t _Wait(bigtime_t timeout);
status = _Wait(timeout);
DECL_DATAGRAM_SOCKET(inline status_t)::_Wait(bigtime_t timeout)
status_t _Wait(RWLockable* lockable, bool writer,
return _Wait(lockable, true, B_INFINITE_TIMEOUT) == B_OK;
return _Wait(lockable, true, timeout);
return _Wait(lockable, false, B_INFINITE_TIMEOUT) == B_OK;
return _Wait(lockable, false, timeout);
return _Wait(false, flags, timeout);
return _Wait(true, flags, timeout);