Symbol: nibble2char
sys/arch/sgimips/hpc/pi1ppc.c
1160
#define nibble2char(s) ((((s) & ~nACK) >> 3) | (~(s) & nBUSY) >> 4)
sys/dev/ic/atppc.c
1608
#define nibble2char(s) ((((s) & ~nACK) >> 3) | (~(s) & nBUSY) >> 4)