for matching log lines like:
Mar 29 05:20:09 dusky sshd[19558]: [ID 800047 auth.info] Failed
keyboard-interactive for james from 205.186.180.30 port 54520 ssh2
this matches [ID 800047 auth.info]
e.g.
Sep 25 12:51:04 myhost kernel: [773580.832329] sshd[25557]: Invalid user pgsql from 91.203.223.206
This fixes the sshd filter on Fedora 15, and probably other filters on
other newish distros too.