# File lib/rspec/core/configuration.rb, line 127
      def color_enabled=(bool)
        return unless bool
        settings[:color_enabled] = true
        if bool && ::RbConfig::CONFIG['host_os'] =~ /mswin|mingw/
          orig_output_stream = settings[:output_stream]
          begin
            require 'Win32/Console/ANSI'
          rescue LoadError
            warn "You must 'gem install win32console' to use colour on Windows"
            settings[:color_enabled] = false
          ensure
            settings[:output_stream] = orig_output_stream
          end
        end
      end