<role version="1.0">
   <releasetypes>extbin</releasetypes>
   <releasetypes>zendextbin</releasetypes>
   <installable>1</installable>
   <locationconfig>ext_dir</locationconfig>
   <honorsbaseinstall>1</honorsbaseinstall>
   <unusualbaseinstall />
   <phpfile />
   <executable />
   <phpextension>1</phpextension>
   <config_vars />
  </role>