dhartmei f33636c0a2 From OpenBSD, rev. 1.524, 1.528, 1.529 ... Deal with IPv6 routing headers (see FreeBSD-SA-07:03.ipv6 for background) Block IPv6 packets with routing headers by default, unless 'allow-opts' is specified. Block RH0 unconditionally. Deal with ip6_plen 0. MFC after: 1 week Discussed with: mlaier		2007-05-21 20:08:59 +00:00
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net	From OpenBSD, rev. 1.524, 1.528, 1.529	2007-05-21 20:08:59 +00:00
netinet	Use in_cksum_skip() to calculate in4_cksum instead of doing handrolled magic	2004-08-05 20:41:38 +00:00