add !defined(LIBRESSL_VERSION_NUMBER) patch for ext/openssl/openssl.c; wants EVP_CIPH_OCB_MODE, EVP_CTRL_AEAD_GET/SET_TAG, EVP_CTRL_AEAD_SET_IVLEN
add !defined(LIBRESSL_VERSION_NUMBER) patch for ext/openssl/openssl.c; wants EVP_CIPH_OCB_MODE, EVP_CTRL_AEAD_GET/SET_TAG, EVP_CTRL_AEAD_SET_IVLEN