EVPerr(EVP_F_EVP_PKEY_GET_DSA, EVP_R_EXPECTING_A_DSA_KEY);
EVPerr(EVP_F_EVP_PKEY_RGET_DSA, EVP_R_EXPECTING_A_DSA_KEY);
DSA *EVP_PKEY_rget_DSA(EVP_PKEY *pkey)	{	if(pkey->type != EVP_PKEY_DSA) {		EVPerr(EVP_F_EVP_PKEY_GET_DSA, EVP_R_EXPECTING_A_DSA_KEY);		return NULL;	}	CRYPTO_add(&pkey->pkey.dsa->references, 1, CRYPTO_LOCK_DSA);	return pkey->pkey.dsa;}