struct _OB_HANDLE_REVOCATION_BLOCK// Size=0x20
{
    struct _LIST_ENTRY RevocationInfos;// Offset=0x0 Size=0x10
    struct _EX_PUSH_LOCK Lock;// Offset=0x10 Size=0x8
    struct _EX_RUNDOWN_REF Rundown;// Offset=0x18 Size=0x8
};