Function caps::drop

pub fn drop(
    tid: Option<i32>, 
    cset: CapSet, 
    cap: Capability
) -> Result<(), CapsError>

Drop a single capability from a set for a thread.

Capabilities cap will be dropped from set cset of thread tid. If tid is None, this operates on current thread (tid=0). It cannot manipulate Ambient and Bounding sets of other processes.