nc 0.9.8

Access system calls directly
Documentation
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/// Generate universally unique identifiers
pub unsafe fn uuidgen(store: &mut [uuid_t]) -> Result<(), Errno> {
    let store_ptr = store.as_mut_ptr() as usize;
    let count = store.len();
    unsafe { syscall2(SYS_UUIDGEN, store_ptr, count).map(drop) }
}