On Mar 28, 2009, at 3:11 PM, Peter Dyballa wrote:
> The key binding is incorrect. Pressing ⌘-, Emacs.app reports:  
> Symbol's function definition is void: ns-popup-prefs-panel. The  
> correct key binding would obviously be: ns-show-prefs.

Thank you, I just installed a fix.  The correct binding is customize.   
ns-show-prefs is the event.

- D