private int hashFunction()
{
/* Set up the internal state */
int a = unchecked ((int)0x9e3779b9); /* the golden ratio; an arbitrary value */
int b = unchecked ((int)0x9e3779b9); /* the golden ratio; an arbitrary value */
int c = 3; /* the previous hash value */
/*------------------------------------- handle the last 11 bytes */
a += (getAnnotations().GetHashCode() << 16);
a += (next.GetHashCode() << 8);
a += (first.GetHashCode());
a -= b;
a -= c;
a ^= (c >> 13);
b -= c;
b -= a;
b ^= (a << 8);
c -= a;
c -= b;
c ^= (b >> 13);
a -= b;
a -= c;
a ^= (c >> 12);
b -= c;
b -= a;
b ^= (a << 16);
c -= a;
c -= b;
c ^= (b >> 5);
a -= b;
a -= c;
a ^= (c >> 3);
b -= c;
b -= a;
b ^= (a << 10);
c -= a;
c -= b;
c ^= (b >> 15);
/*-------------------------------------------- report the result */
return(c);
}