Symbol: SNDCTL_DSP_SILENCE
usr/src/cmd/truss/codes.c
668
{ (uint_t)SNDCTL_DSP_SILENCE, "SNDCTL_DSP_SILENCE", NULL }, /* 31 */
usr/src/uts/common/io/audio/impl/audio_oss.c
1741
case SNDCTL_DSP_SILENCE: