Syslog-ng
From Hackepedia
You can not restart syslog-ng.sh in the local directory on FreeBSD, you need to use the complete path.
# pwd /usr/local/etc/rc.d # ./syslog-ng.sh ./syslog-ng.sh: Cannot determine the PREFIX # /usr/local/etc/rc.d/syslog-ng.sh Usage: syslog-ng.sh {start|stop}