systrace for FreeBSD 5.1

[BSD]

On Thu, Jul 24, 2003 at 04:08:26PM -0500, Rich Murphey wrote:
> I'm porting the most recent version of Neil Provos' systrace to FreeBSD 5.1.
> I'm sending him the diffs to integrate into his distribution.  I'd also like
> to submit them to someone with FreeBSD for consideration, and hopefully
> inclusion as a port or whatever you prefer.

I'm curious as to difference between systrace and cerbNG. Can anyone
shed some light on this? It would be great of course to have something
like systrace be available on FreeBSD.