+
+#ifndef OPENSSL_NO_NEXTPROTONEG
+ /* Set if we saw the Next Protocol Negotiation extension from our peer. */
+ int next_proto_neg_seen;
+#endif
+
+#ifndef OPENSSL_NO_TLSEXT
+ /* serverinfo_client_tlsext_custom_types contains an array of TLS Extension types which
+ * were advertised by the client in its ClientHello and leveraged by ServerInfo TLS extension callbacks.
+ * The array does not contain any duplicates, and is in the same order
+ * as the types were received in the client hello. */
+ unsigned short *serverinfo_client_tlsext_custom_types;
+ size_t serverinfo_client_tlsext_custom_types_count; /* how many serverinfo_client_tlsext_custom_types */
+
+ /* ALPN information
+ * (we are in the process of transitioning from NPN to ALPN.) */
+
+ /* In a server these point to the selected ALPN protocol after the
+ * ClientHello has been processed. In a client these contain the
+ * protocol that the server selected once the ServerHello has been
+ * processed. */
+ unsigned char *alpn_selected;
+ unsigned alpn_selected_len;
+
+#ifndef OPENSSL_NO_EC
+ /* This is set to true if we believe that this is a version of Safari
+ * running on OS X 10.6 or newer. We wish to know this because Safari
+ * on 10.8 .. 10.8.3 has broken ECDHE-ECDSA support. */
+ char is_probably_safari;
+#endif /* !OPENSSL_NO_EC */
+
+#endif /* !OPENSSL_NO_TLSEXT */