1 #include <wctype.h> 2 3 #undef iswdigit 4 iswdigit(wint_t wc)5 int iswdigit(wint_t wc) 6 { 7 return (unsigned)wc-'0' < 10; 8 } 9 __iswdigit_l(wint_t c,locale_t l)10 int __iswdigit_l(wint_t c, locale_t l) 11 { 12 return iswdigit(c); 13 } 14 15 weak_alias(__iswdigit_l, iswdigit_l); 16