private void AddUnsigned(string token, Modifiers mod, int radix)
{
object obj;
if (mod == Modifiers.ShortShort)
obj = Convert.ToByte(token, radix);
else if (mod == Modifiers.Short)
obj = Convert.ToUInt16(token, radix);
else if (mod == Modifiers.Long ||
mod == Modifiers.LongLong)
obj = Convert.ToUInt64(token, radix);
else
obj = Convert.ToUInt32(token, radix);
Results.Add(obj);
}