# File lib/rubygems/defaults.rb, line 19
  def self.default_dir
    if defined? RUBY_FRAMEWORK_VERSION then
      File.join File.dirname(ConfigMap[:sitedir]), 'Gems',
                ConfigMap[:ruby_version]
    # 1.9.2dev reverted to 1.8 style path
    elsif RUBY_VERSION > '1.9' and RUBY_VERSION < '1.9.2' then
      File.join(ConfigMap[:libdir], ConfigMap[:ruby_install_name], 'gems',
                ConfigMap[:ruby_version])
    else
      File.join(ConfigMap[:libdir], ruby_engine, 'gems',
                ConfigMap[:ruby_version])
    end
  end