iswalnum.c « ctype « src - musl - The musl libc tree (WIP / dev branches)

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path: root/src/ctype/iswalnum.c

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#include <wchar.h>
#include <wctype.h>

#undef iswalnum

int iswalnum(wint_t wc)
{
	return (unsigned)wc-'0' < 10 || iswalpha(wc);
}