_KMUTEX

headersMetadatacopy
struct _KMUTEX {
    struct _DISPATCHER_HEADER Header;/* 0x0  16 */
    struct _LIST_ENTRY MutexListEntry;/* 0x10  8 */
    struct _KTHREAD* OwnerThread;/* 0x18  4 */
    unsigned long Level;/* 0x1c  4 */
};
/* computed from the NT 3.1 DDK headers */