◄Up► ◄Next► ◄Previous► ──────────────────────────────────────────────────────────────────────────── include vtd.inc VxDcall VTD_Update_System_Clock The VTD_Update_System_Clock service should only be called by the VMM. Virtual devices should call the Get_System_Time service. The VMM calls this service to update the system clock. This service has no parameters. Return Value This service has no return value. Uses Flags ♦