Function nc::setpriority

pub unsafe fn setpriority(which: i32, who: i32, prio: i32) -> Result<(), Errno>

Set program scheduling priority.

Example

let ret = unsafe { nc::setpriority(nc::PRIO_PROCESS, nc::getpid(), -19) };
assert!(ret.is_err());
assert_eq!(ret, Err(nc::EACCES))