include(FlightGearComponent) set(SOURCES apt_loader.cxx calc_loc.cxx dynamicloader.cxx dynamics.cxx gnnode.cxx groundnetwork.cxx parking.cxx pavement.cxx runwaybase.cxx runwayprefloader.cxx runwayprefs.cxx runways.cxx sidstar.cxx simple.cxx xmlloader.cxx ) flightgear_component(Airports "${SOURCES}")