Updating PF to OpenBSD Release 4,1

[Chris Turner]

Jan Lentfer wrote:
Unfortunatley we don't have the BPF_MTAP2 Macro either. So I am stuck 
here and don't know how to proceed.

If you're not already.. I'd suggest keeping a copy of both
OpenBSD source trees - because there's both OpenBSD internal changes 
you'll need to understand, and dragonfly ones..

Also - why 4.1 and not 4.6?

(any update is good, just wondering)