-PHP_HTTP_API STATUS php_http_encoding_stream_reset(php_http_encoding_stream_t **s);
-PHP_HTTP_API STATUS php_http_encoding_stream_update(php_http_encoding_stream_t *s, const char *in_str, size_t in_len, char **out_str, size_t *out_len);
-PHP_HTTP_API STATUS php_http_encoding_stream_flush(php_http_encoding_stream_t *s, char **out_str, size_t *len);
+PHP_HTTP_API ZEND_RESULT_CODE php_http_encoding_stream_reset(php_http_encoding_stream_t **s);
+PHP_HTTP_API ZEND_RESULT_CODE php_http_encoding_stream_update(php_http_encoding_stream_t *s, const char *in_str, size_t in_len, char **out_str, size_t *out_len);
+PHP_HTTP_API ZEND_RESULT_CODE php_http_encoding_stream_flush(php_http_encoding_stream_t *s, char **out_str, size_t *len);