Returns the VNC mode of the specified virtual machine.
PRL_RESULT PrlVmCfg_GetVNCMode( PRL_HANDLE hVmCfg, PRL_VM_REMOTE_DISPLAY_MODE_PTR pnVmRemoteDisplayMode );
PrlApiVm.h
PRL_RESULT. Possible values:
PRL_ERR_INVALID_ARG - invalid handle or null pointer was passed.
PRL_ERR_SUCCESS - function completed successfully.