ls -l $KDEDIR

		
<userinput><command>ls</command>
<option>-l</option>
<parameter>$<envar>KDEDIR<envar></parameter>
</userinput>
		
		

export $KDEDIR=/usr/local/kde

		
<userinput>
<command>export</command>
<parameter>$<envar>KDEDIR</envar>=<filename>
/usr/local/kde</filename></parameter></userinput>