# File lib/rdoc/parser/c.rb, line 146
  def initialize(top_level, file_name, content, options, stats)
    super

    @known_classes = RDoc::KNOWN_CLASSES.dup
    @content = handle_tab_width handle_ifdefs_in(@content)
    @classes = {}
    @singleton_classes = {}
    @file_dir = File.dirname(@file_name)
  end