fusl/src/ctype/iswalnum.c

#include <wctype.h>
#include "libc.h"

int iswalnum(wint_t wc) {
  return iswdigit(wc) || iswalpha(wc);
}

int __iswalnum_l(wint_t c, locale_t l) {
  return iswalnum(c);
}

weak_alias(__iswalnum_l, iswalnum_l);