Install libxosd-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libxosd-dev
Description:
X On-Screen Display library - development
A library for displaying a TV-like on-screen display in X. . This package contains the development headers needed for compiling programs against libxosd.
Homepage: http://libxosd.sourceforge.net/
Version: 2.2.14-2.1build1
Section: universe/libdevel