atrm [options] [users | jobIDs]Remove jobs queued with at that match the specified jobIDs. A privileged user may also specify the users whose jobs are to be removed.
-aRemove all jobs belonging to the current user. (A privileged user can remove all jobs.)
-fRemove jobs unconditionally, suppressing all information regarding removal.
-iPrompt for y (remove the job) or n (do not remove).