# File lib/rubygems/specification.rb, line 473
    def add_bindir(executables)
      if not defined? @executables || @executables.nil?
        return nil
      end

      if defined? @bindir and @bindir then
        Array(@executables).map {|e| File.join(@bindir, e) }
      else
        @executables
      end
    rescue
      return nil
    end