There are two values that may be assigned to a RequiredEngine parameter:
|SETUPAPI||32-bit version of setup engine (advpack.dll)||Windows 95/98/ME is forced into 32-bit install, or displays error dialog. Standard WinNT setup engine.|
|SETUPX||16-bit version of setup engine||Cannot be used with WinNT, forces Win95 into 16-bit install.|
For more information about SETUPAPI, check out setupapi.h.