xmlRelaxNGValidityWarningFunc 2068 ext/dom/document.c 		(xmlRelaxNGValidityWarningFunc) php_libxml_error_handler,
xmlRelaxNGValidityWarningFunc  280 ext/xmlreader/php_xmlreader.c 											xmlRelaxNGValidityWarningFunc warn_func TSRMLS_DC)
xmlRelaxNGValidityWarningFunc  311 ext/xmlreader/php_xmlreader.c 			(xmlRelaxNGValidityWarningFunc) warn_func,