Fix -Wexpansion-to-defined
Fix -Wexpansion-to-defined

PX4/uavcan,PX4/uavcan,diydrones/uavcan,cvra/uavcan,diydrones/uavcan,diydrones/uavcan,PX4/uavcan,cvra/uavcan,cvra/uavcan,PX4/uavcan,diydrones/uavcan,cvra/uavcan