cursor-in-non-selected-windows can now be any cursor type.

etc/NEWS

@@ -196,9 +196,10 @@ default, all trivial operations involving whole lines are performed
 automatically.  The game uses faces for better visual feedback.
 
 +++
-** On X and MS Windows, the blinking cursor's "off" state is now shown
-as a hollow box or a thin bar.  However, you can control how it blinks
-off by setting the variable `blink-cursor-alist'.
+** On X, MS Windows, and Mac OS, the blinking cursor's "off" state is
+now shown as a hollow box or a thin bar.  However, you can control how
+it blinks off by setting the variable `blink-cursor-alist'.
+
 
 +++
 ** Emacs now supports compound-text Extended Segments in X selections.
@@ -602,6 +603,9 @@ according to the value of `save-abbrevs'.
 of `cursor-in-non-selected-windows' in the buffer that the cursor
 appears in.
 
+** The variable `cursor-in-non-selected-windows' can now be set to any
+of the recognized cursor types.
+  
 +++
 ** The default values of `tooltip-delay' and `tooltip-hide-delay'
 were changed.