libghc-unixutils-doc 1.53-3build2 (arm64 binary) in ubuntu xenial

 Unixutils is a collection of useful and mildly useful functions that
 you might expect to find in System.* with a heavy bias towards
 Unix-type operating systems.
 .
 This package provides the documentation for a library for the Haskell
 programming language.
 See http://www.haskell.org/ for more information on Haskell.