>> 	i can't find any code to handle multicast related ioctls...
>Both pci/if_fpa.c and eisa/if_fea.c are bus attachment code.  The
>drvier itself are ic/pdq*.

	see, i did not check pdq_ifsubr.c.
	(btw, will there be a cleanup similar to sys/net/if_ethersubr.c?)

itojun