BDTrackInfo Declarationtypedef struct BDTrackInfo BDTrackInfo; TopicsInstance PropertiesblankclusterSizedamagedataLengthfreeBlockslastRecordedAddresslastRecordedAddressValidnextWritableAddressnextWritableAddressValidreservedreserved2reserved3reserved4reserved5reserved6reserved7reservedTracksessionNumberLSBsessionNumberMSBtrackNumberLSBtrackNumberMSBtrackSizetrackStartAddress