Linux: add next-protocol-negotiation to libssl.

net/third_party/nss/ssl/ssl3prot.h

 /* Private header file of libSSL.
  * Various and sundry protocol constants. DON'T CHANGE THESE. These
  * values are defined by the SSL 3.0 protocol specification.
  *
  * ***** BEGIN LICENSE BLOCK *****
  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  *
  * The contents of this file are subject to the Mozilla Public License Version
  * 1.1 (the "License"); you may not use this file except in compliance with
  * the License. You may obtain a copy of the License at
@@ skipping 139 matching lines @@
     hello_request       = 0, 
     client_hello        = 1, 
     server_hello        = 2,
     new_session_ticket  = 4,
     certificate         = 11, 
     server_key_exchange = 12,
     certificate_request = 13, 
     server_hello_done   = 14,
     certificate_verify  = 15, 
     client_key_exchange = 16, 
-    finished            = 20
+    finished            = 20,
+    next_proto          = 67
 } SSL3HandshakeType;
 
 typedef struct {
     uint8 empty;
 } SSL3HelloRequest;
      
 typedef struct {
     SSL3Opaque rand[SSL3_RANDOM_LENGTH];
 } SSL3Random;
      
@@ skipping 173 matching lines @@
 } EncryptedSessionTicket;
 
 /* Supported extensions. */
 /* Update MAX_EXTENSIONS whenever a new extension type is added. */
 typedef enum {
     server_name_xtn              = 0,
 #ifdef NSS_ENABLE_ECC
     elliptic_curves_xtn          = 10,
     ec_point_formats_xtn         = 11,
 #endif
-    session_ticket_xtn           = 35
+    session_ticket_xtn           = 35,
+    next_proto_neg_xtn           = 13172
 } ExtensionType;
 
-#define MAX_EXTENSIONS             4
+#define MAX_EXTENSIONS             5
 
 #define TLS_EX_SESS_TICKET_MAC_LENGTH       32
 
 #endif /* __ssl3proto_h_ */