+static int
+do_select_bad_nfd_nowait (int nfd, select_fn my_select)
+{
+ struct timeval tv0;
+ tv0.tv_sec = 0;
+ tv0.tv_usec = 0;
+ errno = 0;
+ return my_select (nfd, NULL, NULL, NULL, &tv0);
+}
+
+static void
+test_bad_nfd (select_fn my_select)
+{
+ if (do_select_bad_nfd_nowait (-1, my_select) != -1 || errno != EINVAL)
+ failed ("invalid errno after negative nfds");
+ /* Can't test FD_SETSIZE + 1 for EINVAL, since some systems allow
+ dynamically larger set size by redefining FD_SETSIZE anywhere up
+ to the actual maximum fd. */
+ /* if (do_select_bad_nfd_nowait (FD_SETSIZE + 1, my_select) != -1 */
+ /* || errno != EINVAL) */
+ /* failed ("invalid errno after bogus nfds"); */
+}
+