:: Ord a => [a] -> [a] -package:Glob -package:statistics -package:mono-traversable -package:base -package:basement is:exact -package:hedgehog -package:lens package:lifted-base

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