ipv6_available
avail_v4 = le32toh(ic->ipv6_available);
uint32_t ipv6_available;
if (probe.ipv6_available)
if (add == NEG_ENABLED && opt == OPT_IPV6CP && !probe.ipv6_available) {
if (probe.ipv6_available) {
probe.ipv6_available = ipv6_available() ? 1 : 0;
probe.ipv6_available ? "yes" : "no");
unsigned ipv6_available : 1;
if (probe.ipv6_available) {
if (probe.ipv6_available) {