ZEND_VERSION 131 Zend/zend.c #define ZEND_CORE_VERSION_INFO "Zend Engine v" ZEND_VERSION ", Copyright (c) 1998-2015 Zend Technologies\n" ZEND_VERSION 335 Zend/zend_builtin_functions.c ZEND_VERSION, ZEND_VERSION 352 Zend/zend_builtin_functions.c RETURN_STRINGL(ZEND_VERSION, sizeof(ZEND_VERSION)-1, 1);