shithub: scc

ref: 43efcd9672e99df6b4717a65d77eb100f3b6ddc3
dir: /src/libc/ctype/isxdigit.c/

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#include <ctype.h>
#undef isxdigit

int
isxdigit(int c)
{
	return (__ctype+1)[c] & (_D|_X);
}