:: Ord a => [a] -> [a] is:exact -package:incipit-base -package:ghc -package:containers -package:imports -package:Cabal -package:safe -package:base package:lifted-base

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