Symbol: to_digit
lib/libc/stdio/vfprintf.c
249
#define to_digit(c) ((c) - '0')
lib/libc/stdio/vfwprintf.c
255
#define to_digit(c) ((c) - '0')
sys/kern/subr_prf.c
639
#define to_digit(c) ((c) - '0')
sys/lib/libsa/printf.c
66
#define to_digit(c) ((c) - '0')