allegro4-doc 2:4.4.2-10 (arm64 binary) in ubuntu bionic

 This package contains the Allegro documentation in various formats,
 FAQs and other documentation about the Allegro library and the
 source of the example programs.
 .
 Allegro is a cross-platform library mainly aimed at video game and multimedia
 programming. It handles common, low-level tasks such as creating windows,
 accepting user input, loading data, drawing images, playing sounds, etc. and
 generally abstracting away the underlying platform.