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#ifndef _util_h_
#define _util_h_
#include <ctype.h>
#include "xenon.h"
#define min(a,b) ((a)<(b)?(a):(b))
#define max(a,b) ((a)>(b)?(a):(b))
static int inline hexval(char digit)
{
if (!isxdigit(digit))
return 0;
if (isdigit(digit))
return digit - '0';
if (isalpha(digit))
return tolower(digit) - 'a' + 10;
return 0;
}
#endif
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