Created attachment 179981 [details] unbreak libnet for freebsd 11 tcptraceroute and other applications utilizing net/libnet are broken due to uncompatible kernel API change in FreeBSD 11. A patch attached fixes this.
A commit references this bug: Author: sunpoet Date: Tue Feb 14 14:32:48 UTC 2017 New revision: 434089 URL: https://svnweb.freebsd.org/changeset/ports/434089 Log: Fix functionality on FreeBSD 11 and above - Bump PORTREVISION for package change PR: 216308 [1], 217093 [2] Submitted by: <ganbold-freebsd@ateamsystems.com> [1], Eugene Grosbein <ports@grosbein.net> [2] Changes: head/net/libnet/Makefile head/net/libnet/files/extra-patch-configure head/net/libnet/files/patch-include-libnet.h.in head/net/libnet/files/patch-src-libnet_cq.c head/net/libnet/files/patch-src-libnet_if_addr.c head/net/libnet/files/patch-src-libnet_link_bpf.c
Committed. Thanks!