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

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