- { 'r', ao_config_radio_channel_set, ao_config_radio_channel_show,
- "r <channel> Set radio channel (freq = 434.550 + channel * .1)" },
- { 'c', ao_config_callsign_set, ao_config_callsign_show,
- "c <call> Set callsign broadcast in each packet (8 char max)" },
+ { "r <channel>\0Radio channel (freq = 434.550 + chan * .1)",
+ ao_config_radio_channel_set, ao_config_radio_channel_show },
+ { "c <call>\0Callsign (8 char max)",
+ ao_config_callsign_set, ao_config_callsign_show },