CMake Warning (dev) at CMakeLists.txt:19 (project):
  cmake_minimum_required() should be called prior to this top-level project()
  call.  Please see the cmake-commands(7) manual for usage documentation of
  both commands.
This warning is for project developers.  Use -Wno-dev to suppress it.

CMake Deprecation Warning at CMakeLists.txt:20 (cmake_minimum_required):
  Compatibility with CMake < 3.10 will be removed from a future version of
  CMake.

  Update the VERSION argument  value.  Or, use the ... syntax
  to tell CMake that the project requires at least  but has been updated
  to work with policies introduced by  or earlier.


CMake Warning at CMakeLists.txt:68 (message):
  Compression support is not functional.  See issue #8.


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

    CMAKE_CXX_FLAGS
    CMAKE_LD_FLAGS