* TEST_CASE_NAME is defined as the name of the test case function where
* possible; otherwise we get by with the file name and line number.
*/
-# if __STDC_VERSION__ < 199901L
+# if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L
# if defined(_MSC_VER)
# define TEST_CASE_NAME __FUNCTION__
# else