If using non-local DNS resolver, the large replies can't be received using the existing interface. We need to be able to wait for POLLOUT event when we want to await TCP connection establishment. Therefore we expose the want_events through pollfd interfaces.
If using non-local DNS resolver, the large replies can't be received using the existing interface. We need to be able to wait for
POLLOUT
event when we want to await TCP connection establishment. Therefore we expose the want_events through pollfd interfaces.