LIBARDOUR_API extern DebugBits AudioEngine;
LIBARDOUR_API extern DebugBits Soundcloud;
LIBARDOUR_API extern DebugBits Butler;
+ LIBARDOUR_API extern DebugBits Selection;
LIBARDOUR_API extern DebugBits GenericMidi;
LIBARDOUR_API extern DebugBits BackendMIDI;
LIBARDOUR_API extern DebugBits BackendAudio;