code: func PrintSettingsNewFromFile(name string) (*PrintSettings, error) {
  	cstr := C.CString(name)
  	defer C.free(unsafe.Pointer(cstr))
  	var err *C.GError = nil
  	c := C.gtk_print_settings_new_from_file((*C.gchar)(cstr), &err)
  	if c == nil {
  		defer C.g_error_free(err)
  		return nil, errors.New(C.GoString((*C.char)(err.message)))
  	}
  	obj := glib.Take(unsafe.Pointer(c))
  	return wrapPrintSettings(obj), nil
  }
docs: // PrintSettingsNewFromFile() is a wrapper around gtk_print_settings_new_from_file().