:: Ord a => [a] -> [a] -package:containers -package:witherable -package:Cabal -package:extra is:exact -package:basement -package:ghc -package:base-prelude package:lifted-base

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