audio.c converted from WaitForSingleObject to poll

[eric pouech]

> > where's the busy wait ? the code blocks on poll for two types on events
> > - /dev/dsp becomes writable (some new fragments can be written)
> 
> So, what do you think happens when /dev/dsp is *always* writable (due to
> insufficient data from the app)? Then it'll never block.
you just need to change the condition in poll for the number of fd:s to
be looked upon and use 2 only when playing and some wavehdr have been
queued but not sent yet to OSS

A+
-- 
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Eric Pouech (http://perso.wanadoo.fr/eric.pouech/)
"The future will be better tomorrow", Vice President Dan Quayle