This package has only one application, called jkill.
It shutdowns a running jail and all its processes.
Anyway, you can achieve the same thing (and even more) with /etc/rc.d/jail stop
This, and other documents, can be downloaded from ftp://ftp.FreeBSD.org/pub/FreeBSD/doc/.
For questions about FreeBSD, read the documentation before contacting <[email protected]>.
For questions about this documentation, e-mail <[email protected]>.