<?xml version="1.0"?>
<!DOCTYPE SystemDefinition SYSTEM "sysdef_1_4_0.dtd" [
  <!ENTITY layer_real_source_path "sf/os/bt" >
]>

<SystemDefinition name="bt" schema="1.4.0">
  <systemModel>
    <layer name="os_layer">
      <module name="bt">
        <unit unitID="lcdo.bt" mrp="" bldFile="&layer_real_source_path;/group" name="bt" />
      </module>
    </layer>
  </systemModel>
</SystemDefinition>