:: Ord a => [a] -> [a] -package:focus -package:witherable -package:imports -package:integration -is:exact -package:ghc -package:incipit-base package:lifted-base is:exact

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