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#include <wctype.h> #include "libc.h" #undef iswdigit int iswdigit(wint_t wc) { return (unsigned)wc-'0' < 10; } int __iswdigit_l(wint_t c, locale_t l) { return iswdigit(c); } weak_alias(__iswdigit_l, iswdigit_l);