net-firewall/xtables-addons[netlink] build nfnl_osf utility. Please add in init script support to load fingerprint definition from pf.os file using nfnl_osf . Also please use latest pf.os file from it's upstream - Openbsd project. http://www.openbsd.org/cgi-bin/cvsweb/src/etc/pf.os. Version in tree - 1.20 , latest - 1.26
Sorry, s'xtables-addons/iptables'