libghc-mtl-prof 2.2.1-5build1 (s390x binary) in ubuntu bionic

 MTL is a monad transformer library, inspired by the paper "Functional
 Programming with Overloading and Higher-Order Polymorphism",
 by Mark P Jones (<http://www.cse.ogi.edu/~mpj/>), Advanced School
 of Functional Programming, 1995.
 .
 This package provides a library for the Haskell programming language, compiled
 for profiling. See http://www.haskell.org/ for more information on Haskell.