CHECK_IOCTL_ERROR 116 libavdevice/oss.c CHECK_IOCTL_ERROR(SNDCTL_DSP_SETFMTS) CHECK_IOCTL_ERROR 120 libavdevice/oss.c CHECK_IOCTL_ERROR(SNDCTL_DSP_STEREO) CHECK_IOCTL_ERROR 124 libavdevice/oss.c CHECK_IOCTL_ERROR(SNDCTL_DSP_SPEED)