Instructions for digitally signing certified DirectDraw drivers:

1) Copy DX2Cert directory to test system.
2) Copy certified driver file to DX2Cert directory.
3) Confirm driver is unsigned:
	Command line: dx2cert <driver file name>
	Return should be: Not signed - <driver file name>
4) Sign driver file:
	Command line: dx2cert -s <driver file name>
5) Confirm driver is signed:
	Command line: dx2cert <driver file name>
	Return should be: Signed by DX2 - mgapdx64.drv [ok]
