In case anyone is interested in using del.icio.us with blosxom in place of my own BookmarkBlogger, get yourself a copy of xmlstarlet and check out this shell script:
You could do this with XSLT, but hacking with a REST-ish & XML producing web service entirely in a shell script seemed oddly appealing to me that week. Extending this sort of thing to blogging systems other than blosxom is left as an exercise to the reader.
Update: Hmm, looks like one of the blosxom plugins I'm using hates the variables in my code above. So I stuck curly braces in, which seem to get through okay.shortname=delicious_quicklinks