···11project(CoreServices)
2233+if(FLATPAK_BUILD)
44+ # For some reason, some of the header files are not included in the
55+ # `/usr/include` directory.
66+ include_directories("/usr/lib/x86_64-linux-gnu/include")
77+endif(FLATPAK_BUILD)
88+39set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
410511include_directories(