@class NSString; @interface DIBlockDevice : DIIOObject @property (readonly) BOOL diskImageDevice; @property (readonly, copy) NSString *mediumType; + (id)copyUnmatchedDiskImageWithRegEntryID:(unsigned long long)a0 error:(id *)a1; - (id)copyIOMediaWithError:(id *)a0; - (id)copyRootBlockDeviceWithError:(id *)a0; @end