(ediff-window-setup-function): Extend type declaration.

diff --git a/lisp/ediff-wind.el b/lisp/ediff-wind.el
index 8d8334705d22d6cf4948f792b404e6fcc556b565..ae65b1d6f51131ce31fd4afad0f04017eecf731e 100644 (file)
--- a/lisp/ediff-wind.el
+++ b/lisp/ediff-wind.el
@@ -94,7 +94,9 @@ The basic guidelines:
        Buffer C may not be used in jobs that compare only two buffers.
 If you plan to do something fancy, take a close look at how the two
 provided functions are written."
-  :type 'function
+  :type '(choice (const :tag "Multi Frame" ediff-setup-windows-multiframe)
+                (const :tag "Single Frame" ediff-setup-windows-plain)
+                (function :tag "Other function"))
   :group 'ediff-window)
 
 ;; indicates if we are in a multiframe setup