Takashi Kato scripsit:

> I think `list-queue-unfold-right` missing optional argument [queue].

Fixed at <http://www.ccil.org/~temp/srfi-117.html>.  The moral is:
Never make substantive changes in the release you think is final.
Always have one more release after that.

> Should case *1 return the queue `ql0` which contains
> `(a b c d e 10 20 30 40 50)` unlike SRFI-1 `unfold`?

Changed "back" to "front".

> Should case *2 return the queue `ql1` which contains
> `(50 40 30 20 10 a b c d e)`?

That seems right to me.

--
John Cowan          http://www.ccil.org/~cowan        xxxxxx@ccil.org
De plichten van een docent zijn divers, die van het gehoor ook.
      --Edsger Dijkstra