Function procctl_get_optional

src/process/procctl.rs:71–78

(
    option: c_int,
    process: ProcSelector,
)

#[inline]
pub(crate) unsafe fn procctl_get_optional<P>(
    option: c_int,
    process: ProcSelector,
) -> io::Result<P> {
    let mut value: MaybeUninit<P> = MaybeUninit::uninit();
    procctl(option, process, value.as_mut_ptr().cast())?;
    Ok(value.assume_init())
}

//
// PROC_PDEATHSIG_STATUS/PROC_PDEATHSIG_CTL