:: Ord a => [a] -> [a] -package:focus -is:exact is:exact -package:imports -package:extra -package:incipit-base -package:hedgehog -package:statistics package:lifted-base

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