POLLERR
POLLHUP
POLLIN
POLLNORM
POLLNVAL
POLLOUT
POLLPRI
POLLRDBAND
POLLRDHUP
POLLRDNORM
POLLWRBAND
POLLWRNORM
EPOLL_CTL_ADD
EPOLL_CTL_DEL
EPOLL_CTL_MOD
EPOLL_CLOEXEC
EPOLLERR
EPOLLET
EPOLLHUP
EPOLLIN
EPOLLONESHOT
EPOLLOUT
EPOLLPRI
EPOLLRDHUP
EPOLLWAKEUP
EPOLLEXCLUSIVE
