[MacPorts] #13412: libao: Use AudioUnits instead of base CoreAudo to support different numbers of channels and sample rates

[MacPorts]

#13412: libao: Use AudioUnits instead of base CoreAudo to support different numbers
of channels and sample rates
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  Reporter:  mike at it-loops.com  |       Owner:  yves at macports.org
      Type:  enhancement        |      Status:  new              
  Priority:  Normal             |   Milestone:  Port Enhancements
 Component:  ports              |     Version:                   
Resolution:                     |    Keywords:                   
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Comment (by mike at it-loops.com):

 I gave 0.8.8 a quick test and everything seems to be working ok. There has
 been no change to the macosx driver at all in this release. The configure
 script changed so I removed some diffs, please give it a quick review.

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Ticket URL: <http://trac.macosforge.org/projects/macports/ticket/13412#comment:6>
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