:: Ord a => [a] -> [a] -package:html-entities -package:incipit-base -package:basement -package:Cabal -package:extra -package:ghc is:exact package:lifted-base

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