ref: b0f3613b586e0f7c00156401040189d91b5bdc0c
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);
}