Rui Paulo wrote:
> The atrribution got lost because I missed one word from the PR
> description and I misinterpreted it as if Guy sent this patch to
> OpenBSD too.
Otto's change also included:

    make the k field in struct bpf_insn unsigned, as promised in the 
manual page.

which was also in the patch I sent (and was checked in by you) (it's 
unsigned in all the other BSDs, including Darwin/OS X).