<option type="enum" id="opt/foo2hiperc-Duplex">
    <!-- A multilingual <comments> block can appear here, too;
       it should be treated as documentation for the user. -->
    <arg_longname> <en>Duplex Printing</en> </arg_longname>
    <arg_shortname> <en>Duplex</en> </arg_shortname>
    <arg_execution>
        <arg_group>General</arg_group>
	<arg_order>210</arg_order>
	<arg_spot>A</arg_spot>
	<arg_required />
	<arg_substitution />
	<arg_proto>-d%s </arg_proto>
    </arg_execution>
    <constraints>
	<constraint sense="true">
	    <driver>foo2hiperc</driver>
	    <arg_defval>ev/foo2hiperc-Duplex-1</arg_defval>
	</constraint>
	<constraint sense="true">
	    <driver>foo2hiperc-z1</driver>
	    <arg_defval>ev/foo2hiperc-Duplex-1</arg_defval>
	</constraint>
    </constraints>
    <enum_vals>
	<enum_val id="ev/foo2hiperc-Duplex-1">
	    <ev_longname> <en>Off</en> </ev_longname>
	    <ev_shortname> <en>None</en> </ev_shortname>
	    <ev_driverval>1</ev_driverval>
	</enum_val>
	<enum_val id="ev/foo2hiperc-Duplex-2">
	    <ev_longname> <en>Long Edge (Standard)</en> </ev_longname>
	    <ev_shortname> <en>DuplexNoTumble</en> </ev_shortname>
	    <ev_driverval>2</ev_driverval>
	</enum_val>
	<enum_val id="ev/foo2hiperc-Duplex-3">
	    <ev_longname> <en>Short Edge (Flip)</en> </ev_longname>
	    <ev_shortname> <en>DuplexTumble</en> </ev_shortname>
	    <ev_driverval>3</ev_driverval>
	</enum_val>
    </enum_vals>
</option>
