send_header

# File lib/webrick/httpresponse.rb, line 169
    def send_header(socket)
      if @http_version.major > 0
        data = status_line()
        @header.each{|key, value|
          tmp = key.gsub(/\bwww|^te$|\b\w/){|s| s.upcase }
          data << "#{tmp}: #{value}" << CRLF
        }
        @cookies.each{|cookie|
          data << "Set-Cookie: " << cookie.to_s << CRLF
        }
        data << CRLF
        _write_data(socket, data)
      end
    end