windows: POLLHUP is or-ed on other events
windows: POLLHUP is or-ed on other events

https://github.com/warmcat/libwebsockets/issues/1054
sartura/libwebsockets,sartura/libwebsockets,sartura/libwebsockets,sartura/libwebsockets,sartura/libwebsockets,sartura/libwebsockets,sartura/libwebsockets