Variables starting with `x' in src/od-dos/sound

• x3 src/od-dos/sound/gus.c:308
• x48A src/od-dos/sound/dma.c:25
• x8A src/od-dos/sound/dma.c:24
• xCC src/od-dos/sound/dma.c:21
• xCE src/od-dos/sound/dma.c:22