recent commit breaks buildkernel

From: Gary Jennejohn <gljennjohn_at_gmail.com>
Date: Thu, 30 Dec 2021 07:39:52 UTC
commit ff3a85d32411cdd7894f932b1d3d7ce01ec7a648 breaks buildkernel
if options INET6 is not in the kernel config file.

The breakage is in the new lltable_get function.  It needs #ifdef INET6
around case AF_INET6.

-- 
Gary Jennejohn