check that the new draft is lexically > the old drafts.

doc/draft/update

@@ -7,9 +7,24 @@ do
 	fi
 	pat=`echo "$i" | sed 's/...txt/??.txt/'`
 	old=`echo $pat 2> /dev/null`
+	if test "X$old" != "X$pat"
+	then
+		newer=0
+		for j in $old
+		do
+			if test $j > $i
+			then
+				 newer=1
+			fi
+		done
+		if test $newer = 1
+		then
+			continue;
+		fi
+	fi
 	if fetch "http://www.ietf.org/internet-drafts/$i" 
 	then
-		cvs add "$1" 
+		cvs add "$i" 
 		if test "X$old" != "X$pat"
 		then
 			rm $old