CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY PAHO_BUILD_SHARED CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY /usr/bin/ld: cannot find -lpaho-mqtt3as collect2: error: ld returned 1 exit status make[2]: *** [bin/test_package] Error 1 make[1]: *** [CMakeFiles/test_package.dir/all] Error 2 make: *** [all] Error 2 ERROR: paho-mqtt-c/1.3.1 (test package): Error in build() method, line 14 cmake.build() ConanException: Error 2 while executing cmake --build '/home/conan/w/cci_PR-4356/1/d9644e2b-83ea-4562-8fe6-2bc7deab5f06/recipes/paho-mqtt-c/all/test_package/build/d163674dfb84aaf9d8cbc34fa237d3701d2f4bcd' '--' '-j3'