//0x40 bytes (sizeof)
struct _PO_DEVICE_NOTIFY
{
struct _LIST_ENTRY Link; //0x0
struct _DEVICE_OBJECT* TargetDevice; //0x10
UCHAR OrderLevel; //0x18
struct _DEVICE_OBJECT* DeviceObject; //0x20
USHORT* DeviceName; //0x28
USHORT* DriverName; //0x30
ULONG ChildCount; //0x38
ULONG ActiveChild; //0x3c
};