Issue #6499 requests that a mention that those varibles can be set in the
environment is added. But the man page already says that. There isn't much
detail, but a man page does not need to and in this case should not include
all the details. Instead a note is added that those vars can be derived from
$DISPLAY.
Closes #6499.
for, if any. (Only applies to seats with a VT available, such
as <literal>seat0</literal>)</para></listitem>
</varlistentry>
-
</variablelist>
+
+ <para>If not set, <command>pam_elogind</command> will determine the
+ values for <varname>$XDG_SEAT</varname> and <varname>$XDG_VTNR</varname>
+ based on the <varname>$DISPLAY</varname> variable.</para>
</refsect1>
<refsect1>