- close the handle when things go bad in ao_sndio_open - remove 24 bit support, since it's not really useful right now - use appbufsz instead of bufsz - close the handle in ao_sndio_close - various other cleanups mostly from Brad
- close the handle when things go bad in ao_sndio_open - remove 24 bit support, since it's not really useful right now - use appbufsz instead of bufsz - close the handle in ao_sndio_close - various other cleanups mostly from Brad