46 struct dummy_base  struct
49     dummy_base(Args &&...)  in dummy_base()  argument
52     void set_option(const dummy_base &) const {};  in set_option()  argument
55 struct endpoint_base : dummy_base
57     using dummy_base::dummy_base;
59     dummy_base protocol() const { return {}; };  in protocol()
63 struct basic_socket_acceptor : dummy_base
65     using dummy_base::dummy_base;
67     using reuse_address = dummy_base;
68     void open(const dummy_base &) const {};  in open()
69     void bind(const dummy_base &) const {};  in bind()
71     void async_accept(const dummy_base &, const dummy_base &) const {};  in async_accept()
74 inline bool write(const dummy_base &, const dummy_base &, const dummy_base &)  in write()  argument
78 inline bool read(const dummy_base &, const dummy_base &, const dummy_base &)  in read()  argument
82 using buffer = dummy_base;
83 struct io_service : dummy_base
93     void run(const dummy_base &) const {};  in run()
96 struct socket_base : dummy_base
98     using dummy_base::dummy_base;
100     using linger = dummy_base;
101     using enable_connection_aborted = dummy_base;
109 bool write(const dummy_base &, const dummy_base &, const dummy_base &);
110 bool read(const dummy_base &, const dummy_base &, const dummy_base &);
112 struct error_code : dummy_base, std::error_code
124 using v6 = dummy_base;
125 using no_delay = dummy_base;