:: Ord a => [a] -> [a] -package:focus -package:ghc -package:statistics -package:Cabal-syntax -package:lens is:exact -package:safe -package:errors package:lifted-base

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