IRPLOCK

Metadatacopy
enum IRPLOCK {
    IRPLOCK_CANCELABLE = 0,/* 0x0 */
    IRPLOCK_CANCEL_STARTED = 1,/* 0x1 */
    IRPLOCK_CANCEL_COMPLETE = 2,/* 0x2 */
    IRPLOCK_COMPLETED = 3,/* 0x3 */
};