Partially Supported APIs

The following APIs are partially supported:

• DosDevIOCtl and DosDevIOCtl2

• VioGetConfig

• VioGetMode and VioSetMode

• VioGetState and VioSetState

Note

APIs with the Mou or Vio prefixes that require Presentation Manager (PM) or advanced video I/O (AVIO) are supported by the Windows NT Add-on Subsystem for Presentation Manager, available from Microsoft.