Install libosmocore by entering the following commands in the terminal:
sudo apt update sudo apt install libosmocore
Open Source MObile COMmunications CORE library (metapackage)
The libraries provided by this package contain various utility functions. These were originally developed as part of the OpenBSC project but are of a more generic nature and thus useful to (at least) other programs that are developed in the sphere of Free Software / Open Source mobile communication.