DH_set0_pqg
int DH_set0_pqg(DH *dh, BIGNUM *p, BIGNUM *q, BIGNUM *g);
if (!DH_set0_pqg(dh, p, NULL, g))
if (!DH_set0_pqg(dh, p, NULL, g))
if (!DH_set0_pqg(dh, p, NULL, g))
if (!DH_set0_pqg(dh, dh_p, NULL, dh_g))
if (!DH_set0_pqg(dh, modulus, NULL, gen)) {
int DH_set0_pqg(DH *dh, BIGNUM *p, BIGNUM *q, BIGNUM *g);