[CM] 6.12 audio difficulties

[Bill Schottstaedt]

 > now it seems files are playing back at the wrong speeds (even after removing the .snd file)
 > 6.10 plays them at the correct speed.

I haven't touched the esd code, and don't remember changing anything
in the OSX audio code.  I didn't know there was esd support on the Mac --
I'll check it later today, if possible.  Does sndplay also screw up?
mus-audio-describe might report something interesting.