no argument conversions in rb_realpath_internal
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54528 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
no argument conversions in rb_realpath_internal
this internal function does not need to_path and encoding
conversions, not to be affected by the default internal
encoding.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54528 b2dd03c8-39d4-4d8f-98ff-823fe69b080e