Install libplib-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libplib-dev
Portability Libraries: Development package
Provides a Joystick interface, a simple GUI built on top of OpenGL, some standard geometry functions, a sound library and a simple scene graph API built on top of OpenGL. . This package provides the static libraries, the header files and the development links to the shared libraries. You need this package if you want to compile software which needs plib.