map -package:containers -package:basement -package:psqueues -package:Cabal-syntax -package:ghc -package:base -package:imports -package:blaze-html is:exact package:bytestring

O(n) map f xs is the ByteString obtained by applying f to each element of xs.
O(n) map f xs is the ByteString obtained by applying f to each element of xs
O(n) map f xs is the ShortByteString obtained by applying f to each element of xs.