void u64toa(unt64 value, char *string, unt8 radix)
{
	char *i, *s, t, d;

	s = i = string;

	do
	{
		d = value % radix;
		value /= radix;

		if(d > 9)
			*i++ = d + 'A' - 10;
		else
			*i++ = d + '0';
	} while (value > 0);

	*i-- = '\0';

	do 
	{
		t = *i;
		*i = *s;
		*s = t;

		--i;
		++s;
	} while (s < i);
}