ref: c35d0fcec7b67eca019e90ff3fae9b0eca1c193c
dir: /libc/src/isxdigit.c/
/* See LICENSE file for copyright and license details. */
#define __USE_MACROS
#include <ctype.h>
#undef isxdigit
int
isxdigit(int c)
{
return __ctype[(unsigned char) c] & (_D|_X);
}