_DEVOBJ_EXTENSION

Metadatacopy
struct _DEVOBJ_EXTENSION {
    short Type;/* 0x0  2 */
    unsigned short Size;/* 0x2  2 */
    struct _DEVICE_OBJECT* DeviceObject;/* 0x4  4 */
};
/* source: NT 4.0 DDK (August 1996) MIPS LIBCNTPR.LIB CodeView type records; _EPROCESS/_ETHREAD offsets match KDEXTMIP.DLL (NT 4.0 Server CD) */