EVP_aead_aes_128_gcm
const EVP_AEAD *aead = EVP_aead_aes_128_gcm();
const EVP_AEAD *EVP_aead_aes_128_gcm(void);
*aead = EVP_aead_aes_128_gcm();
if (aead == EVP_aead_aes_128_gcm() ||
if (rl->aead == EVP_aead_aes_128_gcm() ||
return EVP_aead_aes_128_gcm();