NETWORKING, and SERVERS) by specifying that certain things should
come BEFORE a given barrier, rather than having the barrier REQUIRE
a service. This allows scripts to be removed without having to
edit the barrier dependencies.
As discussed on tech-userlevel, and approved by Luke.
"kdc" (since you might want to use IPsec on your Kerberos server,
and might be using GSSAPI to authenticate Phase 1) and "ppp" (since
racoon(8) needs to know about all of your network interfaces).
kleink