static int address_compare(const void *_a, const void *_b) {
const struct address *a = _a, *b = _b;
static int address_compare(const void *_a, const void *_b) {
const struct address *a = _a, *b = _b;
_cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
_cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
_cleanup_free_ struct address *list = NULL;
_cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
_cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
_cleanup_free_ struct address *list = NULL;