src/zmqpp/socket.cpp: In member function ‘bool zmqpp::socket::send(const string&, bool)’:
src/zmqpp/socket.cpp:122:68: warning: ‘bool zmqpp::socket::send(const string&, int)’ is deprecated [-Wdeprecated-declarations]
  122 |  return send(str, (dont_block) ? socket::dont_wait : socket::normal);
      |                                                                    ^
In file included from src/zmqpp/socket.cpp:24:
src/zmqpp/socket.hpp:292:7: note: declared here
  292 |  bool send(std::string const& string, int const flags);
      |       ^~~~
src/zmqpp/socket.cpp: In member function ‘bool zmqpp::socket::receive(std::string&, bool)’:
src/zmqpp/socket.cpp:128:71: warning: ‘bool zmqpp::socket::receive(std::string&, int)’ is deprecated [-Wdeprecated-declarations]
  128 |  return receive(str, (dont_block) ? socket::dont_wait : socket::normal);
      |                                                                       ^
In file included from src/zmqpp/socket.cpp:24:
src/zmqpp/socket.hpp:307:7: note: declared here
  307 |  bool receive(std::string& string, int const flags);
      |       ^~~~~~~
In file included from src/zmqpp/curve.cpp:17:
/home/conan/w/cci_PR-4487/.conan/data/zeromq/4.3.3/_/_/package/c67eefd1756f4b0bcfa5b5eb6ca1ad6459d9f251/include/zmq_utils.h:46:84: note: #pragma message: Warning: zmq_utils.h is deprecated. All its functionality is provided by zmq.h.
   46 |   "Warning: zmq_utils.h is deprecated. All its functionality is provided by zmq.h.")
      |                                                                                    ^
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY