* sys/netinet6/ip6_output.c (affects netbsd only):   correct setsockopt(IPV6_BINDV6ONLY) behavior.
* sys/netinet6/ip6_output.c (affects netbsd only):
  correct setsockopt(IPV6_BINDV6ONLY) behavior.

MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame