static bool context_has_address_families(const ExecContext *c) {
        assert(c);

        return c->address_families_whitelist ||
                !set_isempty(c->address_families);
}
static bool context_has_address_families(const ExecContext *c) {
        assert(c);

        return c->address_families_whitelist ||
                !set_isempty(c->address_families);
}