with an error message if that doesn't work. */
#ifdef HAVE_X_WINDOWS
- if (!inhibit_window_system && (display_arg || getenv ("DISPLAY")))
+ if (! display_arg)
+ {
+#ifdef VMS
+ display_arg = getenv ("DECW$DISPLAY");
+#else
+ display_arg = getenv ("DISPLAY");
+#endif
+
+ if (!inhibit_window_system && display_arg)
{
Vwindow_system = intern ("x");
#ifdef HAVE_X11