# File lib/rbreadline.rb, line 2234
  def handle_parser_directive(statement)

    directive,args = statement.split(' ')

    case directive.downcase
    when "if"
      parser_if(args)
      return 0
    when "endif"
      parser_endif(args)
      return 0
    when "else"
      parser_else(args)
      return 0
    when "include"
      parser_include(args)
      return 0
    end

    #_rl_init_file_error("unknown parser directive")
    return 1
  end