Install libgsystem-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libgsystem-dev
Description:
Development files for the libgsystem0 library
LibGSystem is a deprecated library used by OS components such as OSTree. Parts of its functionality have moved into GLib; other parts of its functionality have moved into the libglnx submodule. . This package contains development headers and the pkg-config file.
Homepage: https://wiki.gnome.org/Projects/LibGSystem
Version: 2015.2+deb-4
Section: universe/libdevel