#ifndef HAVE_X_WINDOWS
extern Lisp_Object Vdos_display_scancodes;
-extern int msdos_stdcolor_idx P_ ((const char *));
-extern Lisp_Object msdos_stdcolor_name P_ ((int));
+extern int msdos_stdcolor_idx (const char *);
+extern Lisp_Object msdos_stdcolor_name (int);
+extern void x_set_title (struct frame *, Lisp_Object);
#endif
/* arch-tag: a83b8c4c-63c8-451e-9e94-bc72e3e2f8bc