int dsa_sign_int(int type, const unsigned char *dgst,
int dlen, unsigned char *sig, unsigned int *siglen, DSA *dsa);
const unsigned char *dsa_algorithmidentifier_encoding(int md_nid, size_t *len);
int dsa_sign_int(int type, const unsigned char *dgst,
int dlen, unsigned char *sig, unsigned int *siglen, DSA *dsa);
const unsigned char *dsa_algorithmidentifier_encoding(int md_nid, size_t *len);