Index: library/nx/nx.tcl
===================================================================
diff -u -r83355de2812519cf29dc92cfdc2fc4892303f6ab -rbdae7a1f1ed4006665b30fd159658c0db2ccd7a5
--- library/nx/nx.tcl	(.../nx.tcl)	(revision 83355de2812519cf29dc92cfdc2fc4892303f6ab)
+++ library/nx/nx.tcl	(.../nx.tcl)	(revision bdae7a1f1ed4006665b30fd159658c0db2ccd7a5)
@@ -2150,7 +2150,7 @@
           set addArgs [list obj prop $vspec {pos 0}]
           :public object method value=add $addArgs {::nsf::next [list $obj $prop $value $pos]}
         }
-        
+
         if {"value=delete" in $baseMethods} {
           set delArgs [list obj prop -nocomplain:switch $vspec]
           :public object method value=delete $delArgs \
@@ -2159,7 +2159,7 @@
       } else {
         # TODO should we deactivate add/delete?
       }
-  
+
     }
   }