ref: 563304a2fe0872c22fc8a1066673276d551029c6
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);
}