:: Ord a => [a] -> [a] -package:containers -package:errors is:exact -package:imports -package:statistics -package:hedgehog -package:Cabal -package:base -package:basement package:lifted-base

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