* ext/nkf/lib/kconv.rb (guess_old): not use NKF.guess_old

but NKF.guess1. fixed: [ruby-dev:25491]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7816 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ext/nkf/lib/kconv.rb

@@ -166,7 +166,7 @@ module Kconv
   module_function :guess
 
   def guess_old(str)
-    ::NKF::guess_old(str)
+    ::NKF::guess1(str)
   end
   module_function :guess_old