Creates Desktop Control object.
PRL_RESULT PrlSrv_CreateDesktopControl( PRL_HANDLE hSrv, PRL_HANDLE_PTR hDeskCtl );
PrlApiManager.h
PRL_RESULT. Possible values: PRL_ERR_UNINITIALIZED - SDK was not properly initialized. PRL_ERR_INVALID_ARG - specified arguments are invalid. PRL_ERR_OUT_OF_MEMORY - not enough memory. PRL_ERR_SUCCESS - function completed successfully.