-#define http_parse_headers(h, l, a) _http_parse_headers((h), (l), (a) TSRMLS_CC)
-PHP_HTTP_API STATUS _http_parse_headers(char *header, int header_len, HashTable *headers TSRMLS_DC);
+#define http_parse_headers(h, l, a) _http_parse_headers_ex((h), (l), Z_ARRVAL_P(a), 1 TSRMLS_CC)
+#define http_parse_headers_ex(h, l, ht, p) _http_parse_headers_ex((h), (l), (ht), (p) TSRMLS_CC)
+PHP_HTTP_API STATUS _http_parse_headers_ex(char *header, int header_len, HashTable *headers, zend_bool prettify TSRMLS_DC);