void local fn DoIt
  CFDictionaryRef base = @{@"name" :@"Rocket Skates", @"price":@12.75, @"color":@"yellow"}
  CFDictionaryRef update = @{@"price":@15.25, @"color":@"red", @"year":@1974}

  CFMutableDictionaryRef merged = fn MutableDictionaryWithDictionary( base )
  MutableDictionaryAddEntriesFromDictionary( merged, update )

  print merged
end fn

fn DoIt

HandleEvents