-/* Nonzero means truncate lines in all windows less wide than the frame */
-extern int truncate_partial_width_windows;
+/* Defined in xdisp.c */
+extern Lisp_Object Vtruncate_partial_width_windows;
+
+/* Nonzero means no need to redraw the entire frame on resuming a suspended
+ Emacs. This is useful on terminals with multiple pages, where one page is
+ used for Emacs and another for all else. */
+extern int no_redraw_on_reenter;