It has been used for a while, and it is described fully a couple of
paragraphs below, but this snippet was not deleted.
see the <varname>MountImages=</varname> entry on
<citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>
and <citerefentry><refentrytitle>systemd-sysext</refentrytitle><manvolnum>8</manvolnum></citerefentry>.
- The <varname>flag</varname> parameter is currently unused and reserved for future purposes.</para>
+ </para>
<para><function>DetachImage()</function> detaches a portable image from the system.
This method takes an image path or name, and a boolean indicating whether the image to