Function timerfd_settime
pub unsafe extern "C" fn timerfd_settime(fd: c_int, flags: c_int, new_value: *const itimerspec, old_value: *mut itimerspec) -> c_inttimerfd_settimepub unsafe extern "C" fn timerfd_settime(fd: c_int, flags: c_int, new_value: *const itimerspec, old_value: *mut itimerspec) -> c_int