--- ./install.sh.org	Fri Feb  4 23:26:20 2000
+++ ./install.sh	Sun Aug 13 00:00:45 2000
@@ -1065,7 +1065,7 @@
 	$ECHO "\t$XMCDLIB/discog"
 fi
 
-if [ -n "$MANDIR" ]
+if [ -n "$MANDIR"  -a ! -d "$MANDIR" ]
 then
 	make_dir $MANDIR $DIRPERM $OWNER $GROUP
 fi