Function epoll_ctl

#[no_mangle]
pub unsafe extern "C" fn epoll_ctl(
    epfd: c_int,
    op: c_int,
    fd: c_int,
    event: *mut epoll_event,
) -> c_int

Available on (crate features select or epoll) and crate feature epoll only.

Control interface for an epoll file descriptor