/* Move active window forwards (set dir="f") or backwards (set dir="b"). Wrap
- * around in the window chain if start / end of it is met.
- *
- * Return 0 on success, and 1 on (ncurses window/pad memory allocation) error.
- */
-extern uint8_t shift_active_win(struct WinMeta * wmeta, char dir);
+ * around in the window chain if start / end of it is met. */
+extern void shift_active_win(struct WinMeta * wmeta, char dir);