# File lib/asciidoctor/cli/options.rb, line 254
      def print_version os = $stdout
        os.puts %(Asciidoctor #{::Asciidoctor::VERSION} [http://asciidoctor.org])
        if RUBY_VERSION >= '1.9.3'
          encoding_info = {'lc' => 'locale', 'fs' => 'filesystem', 'in' => 'internal', 'ex' => 'external'}.map do |k,v|
            %(#{k}:#{::Encoding.find(v) || '-'})
          end
          os.puts %(Runtime Environment (#{RUBY_DESCRIPTION}) (#{encoding_info * ' '}))
        else
          os.puts %(Runtime Environment (#{RUBY_DESCRIPTION}))
        end
        0
      end