ZEND_ATTRIBUTE_FORMAT  255 Zend/zend.h    ZEND_API ZEND_COLD void zend_output_debug_string(zend_bool trigger_break, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 2, 3);
ZEND_ATTRIBUTE_FORMAT  289 Zend/zend.h    ZEND_API ZEND_COLD void zend_error(int type, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 2, 3);
ZEND_ATTRIBUTE_FORMAT  236 main/php.h     #define PHP_ATTRIBUTE_FORMAT ZEND_ATTRIBUTE_FORMAT