docs/58546: [patch] document how system security levels impact klds

[Ken Smith]

Synopsis: [patch] document how system security levels impact klds

Responsible-Changed-From-To: freebsd-doc->kensmith
Responsible-Changed-By: kensmith
Responsible-Changed-When: Sat Oct 25 19:29:12 PDT 2003
Responsible-Changed-Why: 

I'll do this one, I recently hunted down who needs to review security
related kernel stuff for another PR.


http://www.freebsd.org/cgi/query-pr.cgi?pr=58546