Quoting Nicolas Saurbier (Nicolas.Saurbier@biodata.de):
> Short question: Is altq a part of Kame or is it pure NetBSD???

I spent the 10 seconds that you could have spent typing "altq"
into google and it reveals, on the results page and in the first link,
that it's in OpenBSD (3.0 on), FreeBSD (4.5 on) and NetBSD (1.5.2 on),
along with other details.