Checking patch support/tst-support_descriptors.c...
error: while searching for:

  expected = xasprintf ("\nDifferences:\n"
                        "error: descriptor %d changed from \"/dev/null\""
                        " to \"/dev\"\n"
                        "error: descriptor %d changed ino ",
                        free_descriptor, free_descriptor);
  good = good && !support_record_failure_is_failed ();
  proc = support_capture_subprocess (&subprocess_changed_descriptor, NULL);
  good = good && support_record_failure_is_failed ();

error: patch failed: support/tst-support_descriptors.c:130
error: support/tst-support_descriptors.c: patch does not apply