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

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY
    CMAKE_INSTALL_DATAROOTDIR
    CMAKE_INSTALL_LIBEXECDIR
    CMAKE_INSTALL_OLDINCLUDEDIR
    CMAKE_INSTALL_SBINDIR


/home/conan/w/cci_PR-4017/.conan/data/mailio/0.20.0/_/_/build/9badf4ee94edb1a441204b56791d276f80944608/source_subfolder/src/mime.cpp:820:17: warning: enumeration value 'END' not handled in switch [-Wswitch]
        switch (state)
                ^
1 warning generated.
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY