<varlistentry>
<term><varname>$XDG_SESSION_DESKTOP</varname></term>
- <listitem><para>The session
- deskop. This may be used to indicate
- the session desktop used, where this
- applies. This should be a short,
- lowercase string identifying the
- desktop environment used if this
+ <listitem><para>A single, short
+ identifier string for the desktop
+ environment. This may be used to
+ indicate the session desktop used,
+ where this applies and if this
information is available. For example:
- <literal>gnome</literal>, or
- <literal>kde</literal>.</para></listitem>
+ <literal>GNOME</literal>, or
+ <literal>KDE</literal>. It is
+ recommended to use the same
+ identifiers and capitalization as for
+ <varname>$XDG_CURRENT_DESKTOP</varname>,
+ as defined by the <ulink
+ url="http://standards.freedesktop.org/desktop-entry-spec/latest/">Desktop
+ Entry
+ Specification</ulink>.</para></listitem>
</varlistentry>
<varlistentry>