IOUSBDeviceCapabilityBillboard Declarationtypedef struct IOUSBDeviceCapabilityBillboard { ... } IOUSBDeviceCapabilityBillboard; TopicsInstance PropertiesbAdditionalFailureInfobDescriptorTypebDevCapabilityTypebLengthbNumberOfAlternateModesbPreferredAlternateModebReservedbcdVersionbmConfigurediAdditionalInfoURLpAltConfigurationsvCONNPower