Function PollD

library/cpp/coroutine/engine/network.cpp:98–101

    int PollD(TCont* cont, SOCKET fd, int what, TInstant deadline) noexcept {
        TFdEvent event(cont, fd, (ui16)what, deadline);
        return ExecuteEvent(&event);
    }

    int PollT(TCont* cont, SOCKET fd, int what, TDuration timeout) noexcept {
        return PollD(cont, fd, what, timeout.ToDeadLine());