The DSETUP_CB_UPGRADEINFO structure is passed as a parameter to the application-defined DirectXSetupCallbackFunction. It only contains valid information when the Reason parameter is DSETUP_CB_MSG_CHECK_DRIVER_UPGRADE. Callback functions can use it to get status information on the upgrade that is about to be done.
typedef struct _DSETUP_CB_UPGRADEINFO
{
DWORD UpgradeFlags;
} DSETUP_CB_UPGRADEINFO;
Windows NT: Use version 5.0 or later.
Windows: Use Windows 95 or later. Available as a redistributable for Windows 95.
Windows CE: Unsupported.
Header: Declared in dsetup.h.