AUDIO_HEADPHONE   742 compat/sunos/sunos_ioctl.c 		sunos_aui.play.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
AUDIO_HEADPHONE   743 compat/sunos/sunos_ioctl.c 		sunos_aui.record.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
AUDIO_HEADPHONE   167 dev/audio.c    	{ AudioNheadphone,	AUDIO_HEADPHONE },