<optional><element name="windows_current_control_set"><text/></element></optional>
<optional><element name="package_format"><text/></element></optional>
<optional><element name="package_management"><text/></element></optional>
<optional><element name="windows_current_control_set"><text/></element></optional>
<optional><element name="package_format"><text/></element></optional>
<optional><element name="package_management"><text/></element></optional>