Merge topic 'GNUInstallDirs-special-cases' 4ed399ccfb GNUInstallDirs: Change special path defaults to absolute 7566a477f7 GNUInstallDirs: Factor out helper for special absolute path logic 42dfcbf1a5 GNUInstallDirs: Refactor LIBDIR default calculation 9789f7d05e GNUInstallDirs: Add internal helper to compute specific defaults 83f44bbf53 GNUInstallDirs: Factor out helper to compute system type 0c9b6aa9e4 GNUInstallDirs: De-duplicate description of defaults 18e1341950 GNUInstallDirs: Move defaults from arguments to variables 9f41a67fce GNUInstallDirs: Reduce duplication of CMAKE_INSTALL_ prefix ... Acked-by: Kitware Robot <kwrobot@kitware.com> Acked-by: buildbot <buildbot@kitware.com> Merge-request: !10542