SNDCTL_DSP_GETOSPACE  692 fs/compat_ioctl.c COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
SNDCTL_DSP_GETOSPACE  680 include/uapi/linux/soundcard.h #define SOUND_PCM_GETOSPACE		SNDCTL_DSP_GETOSPACE
SNDCTL_DSP_GETOSPACE 2658 sound/core/oss/pcm_oss.c 	case SNDCTL_DSP_GETOSPACE:
SNDCTL_DSP_GETOSPACE 1126 sound/oss/dmasound/dmasound_core.c 	case SNDCTL_DSP_GETOSPACE: