/* Values from text strings. */
struct pivot_value *pivot_value_new_text (const char *);
struct pivot_value *pivot_value_new_text_format (const char *, ...)
+#if defined(__GNUC__) && ((__GNUC__ == 4 && __GNUC_MINOR__>= 4) || __GNUC__ > 4)
__attribute__((format(gnu_printf, 1, 2)));
+#else
+ __attribute__((format(__printf__, 1, 2)));
+#endif
struct pivot_value *pivot_value_new_user_text (const char *, size_t length);
struct pivot_value *pivot_value_new_user_text_nocopy (char *);