downloader.rb: get rid of symlinks
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59185 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
downloader.rb: get rid of symlinks
[ruby-core:81780] [Bug #13684]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59185 b2dd03c8-39d4-4d8f-98ff-823fe69b080e