class Rack::Server

def parse_options(args)
  # Don't evaluate CGI ISINDEX parameters.
  # http://www.meb.uni-bonn.de/docs/cgi/cl.html
  args.clear if ENV.include?(REQUEST_METHOD)
  @options = opt_parser.parse!(args)
  @options[:config] = ::File.expand_path(options[:config])
  ENV["RACK_ENV"] = options[:environment]
  @options
end