BCTL_DEVICE_CAPABILITIES

headersMetadatacopy
struct BCTL_DEVICE_CAPABILITIES {
    unsigned char PowerSupported;/* 0x0  1 */
    unsigned char ResumeSupported;/* 0x1  1 */
    unsigned char LockSupported;/* 0x2  1 */
    unsigned char EjectSupported;/* 0x3  1 */
    unsigned char Removable;/* 0x4  1 */
};
/* computed from the NT 4.0 DDK headers */