This folder will contain various .a liked to several unit test. Here is a list of what each lib does - libtoolkit_common.a: contains everything to run based on common/*.c. It has various helpers not relying on anything other than libcross.a - libtoolkit_random_maps.a: contains everything to run based on random_maps/*.c. It has various helpers not relying on anything other than librandom_maps.a and libcross.a - libtoolkit_socket.a: contains everything to run based on socket/*.c. It has various helpers not relying on anything other than libsocket.a and libcross.a - libtoolkit_server.a: contains everything to run based on socket/*.c. It has various helpers not relying on anything other than libserver.a libsocket.a librandom_maps.a and libcross.a