<property name="unix" type="boolean" value="$$ADDUNIXEXTENSION$$" />
<property name="unixIconFile">
<object class="com.install4j.api.beans.ExternalFile">
<property name="unix" type="boolean" value="$$ADDUNIXEXTENSION$$" />
<property name="unixIconFile">
<object class="com.install4j.api.beans.ExternalFile">