SPEAKER_BACK_LEFT 194 modules/dx_hw/dx_audio.c if (channel_cfg & GF_AUDIO_CH_BACK_LEFT) format_ex.dwChannelMask |= SPEAKER_BACK_LEFT; SPEAKER_BACK_LEFT 241 modules/wav_out/wav_out.c if (channel_cfg & GF_AUDIO_CH_BACK_LEFT) format_ex.dwChannelMask |= SPEAKER_BACK_LEFT;