[Coco] Does the DIR option of OPEN work in Basic09 ?

[coco at jechar.ca]

I tried this OPEN #dp,dline$:READ+DIR

But
    dline$="/dd/SYS"
    OPEN #dp,dline$:READ+DIR
    REPEAT
       READ #dp,line$
       PRINT line$
    UNTIL EOF(#dp)

Did not print the SYS directory, Why ?

Charlie