Function nc::acct

pub fn acct(filename: &str) -> Result<(), Errno>

Switch process accounting.

let path = "/tmp/nc-acct";
let ret = nc::open(path, nc::O_WRONLY | nc::O_CREAT, 0o644);
assert!(ret.is_ok());
let fd = ret.unwrap();
assert!(nc::close(fd).is_ok());
let ret = nc::acct(path);
assert_eq!(ret, Err(nc::EPERM));
assert!(nc::unlink(path).is_ok());