round_start = odhcp6c_get_milli_time()) {
uint8_t buf[1536], cmsg_buf[CMSG_SPACE(sizeof(struct in6_pktinfo))];
struct iovec iov = {buf, sizeof(buf)};
round_start = odhcp6c_get_milli_time()) {
uint8_t buf[1536], cmsg_buf[CMSG_SPACE(sizeof(struct in6_pktinfo))];
struct iovec iov = {buf, sizeof(buf)};