EVP_CIPHER_meth_set_impl_ctx_size
int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
LCRYPTO_ALIAS(EVP_CIPHER_meth_set_impl_ctx_size);
LCRYPTO_USED(EVP_CIPHER_meth_set_impl_ctx_size);