// {997b0b66-b74c-4017-9a89-e4aad41d3780} DEFINE_GUID (GUID_DEVINTERFACE_LGIdd, 0x997b0b66,0xb74c,0x4017,0x9a,0x89,0xe4,0xaa,0xd4,0x1d,0x37,0x80);