Description of problem:
Play command can not playing audio under sound daemons due to device 
busy.

Version-Release number of selected component (if applicable):
sox form FC2 official updates.

How reproducible:
Start esd or arts and try to play something like next:
play /path/to/audio.wav

Actual results:
Play waiting for device free (up to infinity?).

Expected results:
Playing sounds.

Additional info:
See attached patch for correct the problem. As we know any sound 
daemon contains its own play-like command. We can choose play depend 
on running daemon.