Symbol: SNDCTL_DSP_SETDUPLEX
usr/src/cmd/truss/codes.c
654
{ (uint_t)SNDCTL_DSP_SETDUPLEX, "SNDCTL_DSP_SETDUPLEX", NULL }, /* 22 */
usr/src/uts/common/io/audio/impl/audio_oss.c
1790
case SNDCTL_DSP_SETDUPLEX: /* Ignored */