>>3
It's not empty, 7 revisions and 4 files (mod.lisp, packages.lisp, cl-io-mod.asd, mod-form.txt).
If you want something else other than OpenAL, you'll just have to write bindings for each OS individually, I don't particularily see much of a difference, unless you dislike C so much that you'll code an entire Lisp OS, just so your code doesn't touch any C directly.