/// Set time of specific clock.
pub unsafe fn __clock_settime50(which_clock: clockid_t, tp: ×pec_t) -> Result<(), Errno> {
let which_clock = which_clock as usize;
let tp_ptr = core::ptr::from_ref(tp) as usize;
unsafe { syscall2(SYS___CLOCK_SETTIME50, which_clock, tp_ptr).map(drop) }
}