Attached is a diff/patch for '/usr/bin/mozilla-suite' in mozilla-browser v2:1.7.7-1.
HTH...
--- /usr/bin/mozilla 2005-04-18 05:46:54.000000000 -0400 +++ /tmp/mozilla-suite.patch 2005-04-18 19:16:54.669493433 -0400 @@ -69,7 +69,7 @@ P=`fuser /dev/dsp 2>&1 | sed -e 's#^/dev/dsp:##' ` if [ -n "$P" ]; then if echo $P | xargs ps -p | grep esd >/dev/null 2>&1; then MOZILLA_DSP=esddsp; - elif echo $P | xargs ps -p | grep arts >/dev/null 2>&1; then MOZILLA_DSP=artsdsp; fi + elif echo $P | xargs ps -p | grep arts >/dev/null 2>&1; then MOZILLA_DSP=artsdsp; elif echo $P | xargs ps -p | grep rplayd >/dev/null 2>&1; then MOZILLA_DSP=rplaydsp; fi fi elif [ "$MOZILLA_DSP" = "none" ];then