Applications should use NutDhcpStatus().
New applications should use NutDnsConfig2().
New applications must use NutRegisterRtc().
New applications must use NutRtcClearStatus().
New applications must use NutRtcGetAlarm().
New applications must use NutRtcGetTime().
New applications must use NutRtcGetStatus().
New applications must use NutRtcSetAlarm().
New applications must use NutRtcSetTime().