Install libsdl2-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libsdl2-doc
Description:
Reference manual for libsdl2
SDL is a library that allows programs portable low level access to a video framebuffer, audio output, mouse, and keyboard. . This package contains the reference manual and examples.
Homepage: https://www.libsdl.org/
Version: 2.0.8+dfsg1-1ubuntu1
Section: universe/doc