updated for version 7.2-203
diff --git a/src/proto/gui.pro b/src/proto/gui.pro
index 322dc79..136570c 100644
--- a/src/proto/gui.pro
+++ b/src/proto/gui.pro
@@ -43,6 +43,7 @@
void gui_create_scrollbar __ARGS((scrollbar_T *sb, int type, win_T *wp));
scrollbar_T *gui_find_scrollbar __ARGS((long ident));
void gui_drag_scrollbar __ARGS((scrollbar_T *sb, long value, int still_dragging));
+void gui_may_update_scrollbars __ARGS((void));
void gui_update_scrollbars __ARGS((int force));
int gui_do_scroll __ARGS((void));
int gui_do_horiz_scroll __ARGS((void));