Work done by Ulrich:

grml-autoconfig (0.8.33) unstable; urgency=low

  [ Ulrich Dangel ]
  * Use amixer instead of aumix for setting the output volume.
    [Closes: Issue625]

 -- Michael Prokop <mika@grml.org>  Wed, 14 Oct 2009 09:03:59 +0200

Setting status to testing so we see whether there are any issues with the 
upcoming 2009.10-rc1 release.