Symbol: SNDCTL_SUN_SEND_NUMBER
usr/src/cmd/audio/audioctl/audioctl.c
1201
if (ioctl(fd, SNDCTL_SUN_SEND_NUMBER, &num) != 0) {
usr/src/cmd/devfsadm/audio_link.c
143
(void) ioctl(fd, SNDCTL_SUN_SEND_NUMBER, &num);
usr/src/uts/common/io/audio/impl/audio_oss.c
2302
case SNDCTL_SUN_SEND_NUMBER: