The test call application requires the following packages
 - Port audio - http://www.portaudio.com
 - Secret Rabbit Code - http://www.mega-nerd.com/SRC/
 - SpanDSP - http://www.soft-switch.org/
 - Codec2 - http://www.rowetel.com/blog/?page_id=452
   (svn co https://freetel.svn.sourceforge.net/svnroot/freetel/codec2 codec2)

The test call application can be disabled by adding --disable-voiptest to the
configure line.

To build run the following commands..

autoreconf -f
# May be called libtoolize
glibtoolize -i
./configure
make

