i2d_PublicKey
len = i2d_PublicKey(pkey, NULL);
(void)i2d_PublicKey(pkey, &outptr);
int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
if (!TEST_int_gt(pklen = i2d_PublicKey(gen_key, &pubkey_enc), 0))
if (test_stanza->i2d_PublicKey != NULL) {
test_stanza->i2d_PublicKey,
i2d_of_void *i2d_PublicKey;
len = i2d_PublicKey(pkey, NULL);
len = i2d_PublicKey(pkey, &p);