Defines starting with `s' in src/od-dos/sound

• SB_DSP_DATA_AVAIL src/od-dos/sound/sb.c:48
• SB_DSP_INT_CLEAR src/od-dos/sound/sb.c:49
• SB_DSP_READ_DATA src/od-dos/sound/sb.c:45
• SB_DSP_RESET src/od-dos/sound/sb.c:44
• SB_DSP_WRITE_DATA src/od-dos/sound/sb.c:46
• SB_DSP_WRITE_STATUS src/od-dos/sound/sb.c:47
• SB_MIXER_ADDRESS src/od-dos/sound/sb.c:42
• SB_MIXER_DATA src/od-dos/sound/sb.c:43
• SND_DirectWrite src/od-dos/sound/sound.c:44
• SOUND16_BASE_VAL src/od-dos/sound/sound.h:24
• SOUND8_BASE_VAL src/od-dos/sound/sound.h:25