HelenOS sources

IPC_M_AUDIO_MIXER_GET_ITEM_LEVEL  196 uspace/lib/drv/generic/remote_audio_mixer.c 	    IPC_M_AUDIO_MIXER_GET_ITEM_LEVEL, item, &current);
IPC_M_AUDIO_MIXER_GET_ITEM_LEVEL  214 uspace/lib/drv/generic/remote_audio_mixer.c 	[IPC_M_AUDIO_MIXER_GET_ITEM_LEVEL] = remote_audio_mixer_get_item_level,