Install libghc-sdl-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-sdl-doc
Description:
Haskell SDL binding for GHC - documentation
This package provides the documentation for the SDL library bindings for the Haskell programming language. SDL is a library that allows programs portable low level access to a video framebuffer, audio output, mouse, and keyboard.
Homepage: http://hackage.haskell.org/package/SDL
Version: 0.6.6.0-1
Section: universe/doc