union _MCG_STATUS {
struct {
unsigned long RestartIpValid : 1;/* 0x0:0 4 */
unsigned long ErrorIpValid : 1;/* 0x0:1 4 */
unsigned long MachineCheckInProgress : 1;/* 0x0:2 4 */
unsigned long LocalMceValid : 1;/* 0x0:3 4 */
unsigned long Reserved1 : 28;/* 0x0:4 4 */
unsigned long Reserved2;/* 0x4 4 */
};/* 0x0 8 */
unsigned __int64 QuadPart;/* 0x0 8 */
};