+ /* Test F_GETFD. */
+ errno = 0;
+ ASSERT (fcntl (-1, F_GETFD) == -1);
+ ASSERT (errno == EBADF);
+ errno = 0;
+ ASSERT (fcntl (fd + 1, F_GETFD) == -1);
+ ASSERT (errno == EBADF);
+ errno = 0;
+ ASSERT (fcntl (10000000, F_GETFD) == -1);
+ ASSERT (errno == EBADF);
+ {
+ int result = fcntl (fd, F_GETFD);
+ ASSERT (0 <= result);
+ ASSERT ((result & FD_CLOEXEC) == FD_CLOEXEC);
+ ASSERT (dup (fd) == fd + 1);
+ result = fcntl (fd + 1, F_GETFD);
+ ASSERT (0 <= result);
+ ASSERT ((result & FD_CLOEXEC) == 0);
+ ASSERT (close (fd + 1) == 0);
+ }
+