The FreeBSD people have a feature in their documentation system that I'd 
like to have for NetBSD, too.

     http://people.freebsd.org/~yar/rcng/article.html

In section 3, there are some circled numbers to reference code in a 
listing. Can we have them, too? I could make use of them in the pkgsrc 
guide, the chapter on Makefile programming:

     http://www.netbsd.org/Documentation/pkgsrc/makefile.html

Roland