implementations where URIs are valid namestrings, and a mode
where normal streams are used instead of xstreams and ystreams
(albeit both SCL-specific at this point).
avoid name conflicts with functions from "glisp" of the same name.
- Renamed defsubst to definline for the same reason.
(This is a commit to the cxml repository, not the main closure repository.
If you don't want cxml commit messages on the closure list, please complain
to me and I'll change it.)