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//0x3f0 bytes (sizeof)
struct _EX_TIMEZONE_STATE
{
    struct _RTL_DYNAMIC_TIME_ZONE_INFORMATION TimeZoneInformation;          //0x0
    ULONG CurrentTimeZoneId;                                                //0x1b0
    LONG LastTimeZoneBias;                                                  //0x1b4
    union _LARGE_INTEGER TimeZoneBias;                                      //0x1b8
    struct _TIMEZONE_CHANGE_EVENT TimeZone;                                 //0x1c0
    struct _TIMEZONE_CHANGE_EVENT Century;                                  //0x260
    struct _TIMEZONE_CHANGE_EVENT NextYear;                                 //0x300
    LONG OkToTimeZoneRefresh;                                               //0x3a0
    union _LARGE_INTEGER NextCenturyTimeInUTC;                              //0x3a8
    struct _TIME_FIELDS NextCenturyTimeFieldsInLocalTime;                   //0x3b0
    union _LARGE_INTEGER NextYearTimeInUTC;                                 //0x3c0
    struct _TIME_FIELDS NextYearTimeFieldsInLocalTime;                      //0x3c8
    SHORT LastDynamicTimeZoneYear;                                          //0x3d8
    union _LARGE_INTEGER NextSystemCutoverInUTC;                            //0x3e0
    ULONG RefreshFailures;                                                  //0x3e8
};