:: Ord a => [a] -> [a] -package:basement -package:errors -package:integration -package:extra -is:exact -package:safe -package:witherable is:exact -package:base package:lifted-base

Generalized version of runInBoundThread.
Generalized version of runInUnboundThread.
Generalized version of mask_.
Generalized version of uninterruptibleMask_.