-(defcustom riece-tab-stop-list '(2 4 6 8 10 12 14 16)
- "To override `tab-stop-list'."
- :type '(repeat integer)
+(defcustom riece-window-center-line -2
+ "Line number of center point in window when scrolling.
+If nil, erases the entire frame and then redraws with point in the
+center of the window. Negative means relative to bottom of window.
+See the document of the function `recenter'."
+ :type 'integer