libghc-x11-prof 1.9-2build2 (arm64 binary) in ubuntu focal

 This library is a binding to the X11 graphics library.
 The binding is a direct translation of the C binding; for
 documentation of these calls, refer to "The Xlib Programming
 Manual", available online at <http://tronche.com/gui/x/xlib/>.
 .
 This package provides a library for the Haskell programming language, compiled
 for profiling. See http://www.haskell.org/ for more information on Haskell.