DH *dh_new_group_asc(const char *, const char *);
DH *dh_new_group(BIGNUM *, BIGNUM *);
DH *dh_new_group1(void);
DH *dh_new_group_asc(const char *, const char *);
DH *dh_new_group(BIGNUM *, BIGNUM *);
DH *dh_new_group1(void);
void dh_gen_key(DH *, int);
int dh_pub_is_valid(DH *, BIGNUM *);
void dh_gen_key(DH *, int);
int dh_pub_is_valid(DH *, BIGNUM *);