Function libsystemd_sys::event::sd_event_add_io [−][src]
pub unsafe extern "C" fn sd_event_add_io(
e: *mut sd_event,
s: *mut *mut sd_event_source,
fd: c_int,
events: u32,
callback: sd_event_io_handler_t,
userdata: *mut c_void
) -> c_int