root:/etc/init.d$ lsof /dev/snd/* /dev/dsp*
lsof: status error on /dev/dsp*: No such file or directory
COMMAND    PID  USER   FD   TYPE DEVICE SIZE  NODE NAME
mixer_app 6181 bobby   17u   CHR 116,13      14047 /dev/snd/controlC1
root:/etc/init.d$