Install libformsgl2 by entering the following commands in the terminal:
sudo apt update sudo apt install libformsgl2
Description:
The OpenGL XForms graphical interface widget library
This package contains the OpenGL bindings of the XForms shared library. . XForms is a GUI toolkit based on Xlib for X Window Systems. It features a rich set of objects, such as buttons, scrollbars, and menus etc. integrated into an easy and efficient object/event callback execution model that allows fast and easy construction of X-applications. In addition, the library is extensible and new objects can easily be created and added to the library.
Homepage: http://savannah.nongnu.org/projects/xforms/
Version: 1.2.3-1.3
Section: universe/libs