:: Ord a => [a] -> [a] -package:Glob -is:exact -package:imports is:exact -package:lens -package:containers -package:basement -package:witherable -package:extra package:lifted-base

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