-#if defined(__linux__) || defined(__MINT__)
-# define _GNU_SOURCE /* strptime(), getsubopt() */
-#endif
-
#include <time.h>
int
-main(int argc, char **argv)
+main(void)
{
struct tm tm;
- strptime(*argv, "%D", &tm);
- return 0;
+ const char input[] = "2014-01-04";
+ return ! (strptime(input, "%Y-%m-%d", &tm) == input + 10 &&
+ tm.tm_year == 114 && tm.tm_mon == 0 && tm.tm_mday == 4);
}