i_ipadm_is_6to4
is_6to4 = i_ipadm_is_6to4(iph, ifname);
i_ipadm_is_6to4(iph, ifname)) {
if (!legacy && !i_ipadm_is_6to4(iph, ifname))
if (i_ipadm_is_6to4(iph, ifname)) {
!i_ipadm_is_6to4(iph, ifname)) {
extern boolean_t i_ipadm_is_6to4(ipadm_handle_t, char *);