CoreMediaIO macOS 11.3 to 12.0 API Differences

CMIOHardwareControl.h
Added kCMIOFeatureControlPropertyNativeData
Added kCMIOFeatureControlPropertyNativeDataRange
CMIOHardwareDevice.h
Added kCMIODevicePropertyDeviceControl
Modified kCMIODevicePropertyDeviceMaster
AvailabilityReplacement
FromAvailablenone
ToDeprecatedkCMIODevicePropertyDeviceControl

CMIOHardwareObject.h
Added kCMIOObjectPropertyElementMain
Modified kCMIOObjectPropertyElementMaster
AvailabilityReplacement
FromAvailablenone
ToDeprecatedkCMIOObjectPropertyElementMain

CMIOHardwareSystem.h
Added kCMIOHardwarePropertyProcessIsMain
Modified kCMIOHardwarePropertyProcessIsMaster
AvailabilityReplacement
FromAvailablenone
ToDeprecatedkCMIOHardwarePropertyProcessIsMain