-.B update-user-userids USER USERID...
-Add/update a user ID to the authorized_user_ids file for USER. `u' may
-be used in place of `update-user-userids'.
-.TP
-.B remove-user-userids USER USERID...
-Remove a user ID from the authorized_user_ids file for USER. `r' may
-be used in place of `remove-user-userids'.
-.TP