laptop@robbie:~$ darkice -c darkice.cfg 
DarkIce 0.17.1 live audio streamer, http://darkice.sourceforge.net
Copyright (c) 2000-2006, Tyrell Hungary, http://tyrell.hu

Using config file: darkice.cfg
Using JACK audio server as input device.
Not running as super-user, unable to use POSIX real-time scheduling
It is recommended that you run this program as super-user
Registering as JACK client darkice-2888
3985408 bytes transfered to the encoders
DarkIce: TcpSocket.cpp:353: send error [32]
laptop@robbie:~$