map -package:containers -package:basement -package:dlist is:exact -package:bytestring -package:charset -package:imports -package:psqueues -package:filepath package:os-string

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