K 10
svn:author
V 6
mhorne
K 8
svn:date
V 27
2020-10-30T13:32:58.776527Z
K 7
svn:log
V 350
net: add ETHER_IS_IPV6_MULTICAST

This can be used to detect if an ethernet address is specifically an
IPv6 multicast address, defined in accordance to RFC 2464.

ETHER_IS_MULTICAST is still preferred in the general case.

Reviewed by:	ae
Sponsored by:	NetApp, Inc.
Sponsored by:	Klara, Inc.
Differential Revision:	https://reviews.freebsd.org/D26611

END