To start the gatekeeper as the unpriviledged _gnugk user, as root:
(Warning: make sure _gnugk has access to the current directory)

 install -d -o _gnugk /var/run/gnugk
 /usr/local/bin/gnugk -t -c /etc/gnugk.ini -u _gnugk \
	-o /var/log/gnugk/gnugk.log --pid /var/run/gnugk/gnugk.pid 1> /dev/null &
