Symbol: iswxdigit
include/wctype.h
70
int iswxdigit(wint_t);
lib/libc/stdio/vfwscanf.c
898
if ((ishex && iswxdigit(c)) || iswdigit(c))
lib/libc/stdio/vfwscanf.c
915
} else if ((ishex && iswxdigit(c)) || iswdigit(c)) {