<role version="1.0">
   <releasetypes>extsrc</releasetypes>
   <releasetypes>zendextsrc</releasetypes>
   <installable>1</installable>
   <locationconfig>temp_dir</locationconfig>
   <honorsbaseinstall />
   <unusualbaseinstall />
   <phpfile />
   <executable />
   <phpextension />
   <config_vars />
  </role>