class CAComponent;
class CAAudioUnit;
class CAComponentDescription;
-struct LIBARDOUR_API AudioBufferList;
+struct AudioBufferList;
namespace ARDOUR {
class AudioEngine;
class Session;
-struct LIBARDOUR_API AUParameterDescriptor : public Plugin::ParameterDescriptor {
+struct LIBARDOUR_API AUParameterDescriptor : public ParameterDescriptor {
// additional fields to make operations more efficient
AudioUnitParameterID id;
AudioUnitScope scope;