Emmanuel Medernach scripsit:

> Yes, but in the  end this is equivalent to passing
> untouched values to  some output port.

In the end, perhaps.  But that may happen through some opaque interface,
for example syslog.  A Scheme version of the syslog() API would expect
strings; the ports to be used are determined at the C level.

--
I suggest you solicit aid of my followers       John Cowan
or learn the difficult art of mud-breathing.    xxxxxx@ccil.org
        --Great-Souled Sam                      http://www.ccil.org/~cowan