private static extern void mpq_set_z(ref mpq_t rop, ref mpz_t op);
private static extern void mpz_powm(ref mpz_t rop, ref mpz_t bas, ref mpz_t exp, ref mpz_t mod);
private static extern void mpz_ui_pow_ui(ref mpz_t rop, uint bas, uint exp);
private static extern int mpz_cmp_si(ref mpz_t op1, int op2);
private static extern void mpz_sqrt(ref mpz_t rop, ref mpz_t op);
private static extern IntPtr mpz_get_str(IntPtr out_string, int _base, ref mpz_t src);
private static extern int mpz_cmp(ref mpz_t op1, ref mpz_t op2);
private static extern void mpz_init_set_si(ref mpz_t value, int v);
private static extern int mpz_init_set_str(ref mpz_t rop, IntPtr s, int basis);
private static extern void mpq_set_den(ref mpq_t rop, ref mpz_t den);
private static extern void mpz_init(ref mpz_t value);
private static extern void mpq_set_num(ref mpq_t rop, ref mpz_t num);
private static extern void mpq_get_den(ref mpz_t den, ref mpq_t op);
private static extern void mpq_get_num(ref mpz_t num, ref mpq_t op);
private static extern int mpz_get_si(ref mpz_t src);
private static extern void mpz_clear(ref mpz_t src);
private static extern double mpz_get_d(ref mpz_t src);
private static extern void mpz_mul_si(ref mpz_t dest, ref mpz_t src, int val);
internal static extern int mpz_sizeinbase(ref mpz_t src, int _base);
private static extern void mpz_mul(ref mpz_t dest, ref mpz_t op1, ref mpz_t op2);
private static extern int mpz_cmp_d(ref mpz_t op1, double op2);
private static extern void mpz_tdiv_q(ref mpz_t dest, ref mpz_t src, ref mpz_t src2);
private static extern void mpz_sub(ref mpz_t rop, ref mpz_t op1, ref mpz_t op2);
private static extern void mpz_set(ref mpz_t dest, ref mpz_t src);
private static extern void mpz_pow_ui(ref mpz_t rop, ref mpz_t op, uint exp);
private static extern void mpz_set_si(ref mpz_t src, int value);
private static extern void mpz_mod(ref mpz_t rop, ref mpz_t op1, ref mpz_t mod);
private static extern int mpz_set_str(ref mpz_t rop, IntPtr s, int sbase);
private static extern int mpz_invert(ref mpz_t rop, ref mpz_t op1, ref mpz_t op2);
private static extern void mpz_root(ref mpz_t rop, ref mpz_t op, int root);