// iddcx.h
struct IDARG_OUT_GETVERSION {
ULONG IddCxVersion;
};
View the official Windows Driver Kit DDI referenceNo description available.
The IDARG_OUT_GETVERSION structure identifies the IddCx (Indirect Display Driver Class eXtension) version.
IddCxVersionULONG value that identifies the IddCx version that the driver is running on. See IddCx versions for a complete list of possible version values.
An ID driver calls IddCxGetVersion to determine the IddCx version that the driver is running on.