+# endif
+# if PHP_HTTP_CURL_VERSION(7,33,0)
+ if ((opt = php_http_option_register(registry, ZEND_STRL("dns_interface"), CURLOPT_DNS_INTERFACE, IS_STRING))) {
+ opt->flags |= PHP_HTTP_CURLE_OPTION_CHECK_STRLEN;
+ }
+ if ((opt = php_http_option_register(registry, ZEND_STRL("dns_local_ip4"), CURLOPT_DNS_LOCAL_IP4, IS_STRING))) {
+ opt->flags |= PHP_HTTP_CURLE_OPTION_CHECK_STRLEN;
+ }
+ if ((opt = php_http_option_register(registry, ZEND_STRL("dns_local_ip6"), CURLOPT_DNS_LOCAL_IP6, IS_STRING))) {
+ opt->flags |= PHP_HTTP_CURLE_OPTION_CHECK_STRLEN;
+ }
+# endif