pan class='comma'>,</span> <span class='label'>ssl_key_file:</span> <span class='kw'>nil</span><span class='rparen'>)</span>
  <span class='ivar'>@PROG_NAME</span> <span class='op'>=</span> <span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_class'>class</span><span class='period'>.</span><span class='id identifier rubyid_name'>name</span>
  <span class='ivar'>@log_file</span> <span class='op'>=</span> <span class='id identifier rubyid_log_file'>log_file</span>
  <span