Re: Porting umb(4) from OpenBSD

[Taylor R Campbell <campbell+netbsd-tech-net%mumble.net@localhost>]

> Date: Mon, 30 Apr 2018 15:26:37 +0200
> From: Pierre Pronchery <khorben%defora.org@localhost>
> 
> It does not build yet (therefore also not tested) but I am getting
> there. If anyone feels like reviewing it already, it could save me some
> trouble and help getting it to work faster.

First thing that jumps out at me is that our usb_task is still broken.
Ugh!  We need to fix that, but it likely requires a kernel API change,
so maybe it's too late for netbsd-8 at this point.

> This is probably also missing changes to ifconfig(8), if only to set the
> PIN code; this is the user interface that OpenBSD developers have chosen
> for this. Alternative suggestions are welcome! (sysctl...)

ifconfig linkstr?