MAX_VOL 59 dev/isa/aztech.c #define VOLUME_RATIO(x) (255 * x / MAX_VOL) MAX_VOL 193 dev/isa/radiotrack.c DELAY(MAX_VOL * RT_VOLUME_DELAY); MAX_VOL 41 dev/isa/rtreg.h #define VOLUME_RATIO(x) (255 * x / MAX_VOL)