liblambda-term-ocaml-dev 1.10.1-2build1 (s390x binary) in ubuntu bionic

 Lambda-term is a cross-platform library for manipulating the
 terminal. It provides abstraction for keys, mouse events, colors, as
 well as a set of widgets to write curses-oriented applications.
 .
 This package contains the development stuff needed to use the
 lambda-term library in your programs.