lib/sup/util/ncurses.rb in sup-0.16.0 vs lib/sup/util/ncurses.rb in sup-0.17.0

@@ -114,10 +114,10 @@
     def dumb?           ; self.class.dumb?                          end  ## True if we cannot distinguish keycodes from characters
 
     # Empty singleton that
     # keeps GC from going crazy.
     class Empty < CharCode
-      include Singleton
+      include Redwood::Singleton
 
       ## Wrap methods that may change us
       ## and generate new object instead.
       [ :"[]=", :"<<", :replace, :insert, :prepend, :append, :concat, :force_encoding, :setbyte ].
       select{ |m| public_method_defined?(m) }.