+ char *s;
+ for (s = visual_string; *s; s++)
+ if (isupper (*s)) *s = _tolower (*s);
+
+ if (!strcmp (visual_string, "default") ||
+ !strcmp (visual_string, "default") ||
+ !strcmp (visual_string, "best"))
+ /* don't warn about these, just silently DWIM. */
+ ;
+ else if (visual != desired_visual)