CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY
    OPENSSL_SEARCH_PATH


/Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../lib/libpaho-mqtt3as.a(SHA1.c.o) has no symbols
/Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../lib/libpaho-mqtt3as.a(SHA1.c.o) has no symbols
/Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: /Users/jenkins/w/cci_PR-3834@3/.conan/data/paho-mqtt-c/1.3.7/_/_/package/c92f8bdf4a8485d2c3a08d23a88d6ac5d59aab35/lib/libpaho-mqtt3as.a(SHA1.c.o) has no symbols
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY