Obtains the device type.
PRL_RESULT PrlSrvCfgDev_GetType( PRL_HANDLE hGenericDevice, PRL_DEVICE_TYPE_PTR pnDevType );
PrlApiDisp.h
PRL_RESULT. Possible values:
PRL_ERR_INVALID_ARG - invalid handle or null pointer was passed.
PRL_ERR_SUCCESS - function completed successfully.