<include>
  <language name="he" sound-prefix="$${sounds_dir}/he/daniel" tts-engine="cepstral" tts-voice="daniel">
    <phrases>
      <macros>
        <X-PRE-PROCESS cmd="include" data="demo/*.xml"/> <!-- Note: this now grabs whole subdir, previously grabbed only demo.xml -->
        <X-PRE-PROCESS cmd="include" data="vm/sounds.xml"/>
        <X-PRE-PROCESS cmd="include" data="dir/sounds.xml"/>
      </macros>
    </phrases>
  </language>
</include>