map is:exact -package:dlist -package:containers -package:base-compat-batteries -package:conduit -package:basement -package:aeson -package:os-string -package:pipes -package:base -package:case-insensitive package:psqueues
O(n) Modify every value in the queue.
O(n) Modify every value in the queue.
O(n) Modify every value in the queue.