From: Leo Sarasua
Subject: Implementing read-preserving-whitespace
Date: 
Message-ID: <4sh3i1$ktb@nosy.bart.nl>
I am trying to implement the function read-preserving-whitespace, but I 
don't get quite right, as defined in CLtL. Can anyone tell me if it is 
implemented somewhere, where I can take a look at it?
Thanks a lot in advance.