o make-string-sink/utf8, make-character-stream-sink/utf8: these functions
  are not needed when compiling with the :rune-is-character feature.

Index: xml/unparse.lisp
===================================================================
RCS file: /project/cxml/cvsroot/cxml/xml/unparse.lisp,v
retrieving revision 1.13
diff -u -r1.13 unparse.lisp
--- xml/unparse.lisp	1 May 2007 20:07:00 -0000	1.13
+++ xml/unparse.lisp	13 Jun 2007 08:15:04 -0000
@@ -110,10 +110,10 @@
   #+rune-is-character
   (define-maker make-character-stream-sink make-character-stream-ystream stream)
 
-  ;; #-rune-is-character
+  #-rune-is-character
   (define-maker make-string-sink/utf8 make-string-ystream/utf8)
 
-  ;; #-rune-is-character
+  #-rune-is-character
   (define-maker make-character-stream-sink/utf8
       make-character-stream-ystream/utf8
     stream))
