make_accept_value(key, acceptval);
MHD_add_response_header(response, sec_websocket_accept_s, acceptval);
MHD_add_response_header(response, sec_websocket_protocol_s, proto->name);
make_accept_value(key, acceptval);
MHD_add_response_header(response, sec_websocket_accept_s, acceptval);
MHD_add_response_header(response, sec_websocket_protocol_s, proto->name);