add_also_in

# File lib/rdoc/ri/driver.rb, line 349
  def add_also_in out, also_in
    return if also_in.empty?

    out << RDoc::Markup::Rule.new(1)
    out << RDoc::Markup::Paragraph.new("Also found in:")

    paths = RDoc::Markup::Verbatim.new
    also_in.each do |store|
      paths.parts.push '  ', store.friendly_path, "\n"
    end
    out << paths
  end