Sync pf.os with OpenBSD:
authordelphij <delphij@FreeBSD.org>
Mon, 10 Dec 2012 20:52:52 +0000 (20:52 +0000)
committerdelphij <delphij@FreeBSD.org>
Mon, 10 Dec 2012 20:52:52 +0000 (20:52 +0000)
commit36123bbedb14c1906b59566a4271c3300253d088
treeb71f36723278aaac07ee476d67dea96733a9d816
parentac910a885b8cfd1135628cae925006f2525c7956
Sync pf.os with OpenBSD:

add a handful of linux signatures from p0fv2 and some other
signatures from observation.

MFC after: 2 weeks
etc/pf.os