>	by default, linux AF_INET6 socket accepts IPv4 traffic via IPv4 mapped
>	address.  netbsd disables it by default.
>	the following diff should automagically configures linux-emulation
>	sockets to accept IPv4 traffic via IPv4 mapped address.
>
>	i'm not an emulation guy, so i need someone to review this.
>	specifically error handling.

>	if (SCARG(&bsa, protocol) == PF_INET6) {

	it has to be "domain", apparently.

itojun