K 10 svn:author V 7 rwatson K 8 svn:date V 27 2009-06-25T08:37:38.172069Z K 7 svn:log V 278 Clean up reference management in in6_update_ifa and in6_unlink_ifa, and in particular, add a reference for in6_ifaddrhead since we do remove a reference for it when an IPv6 address is removed. This fixes ifconfig delete of an IPv6 alias. Reported by: tegge MFC after: 6 weeks END