cmake BOOST_FILESYSTEM_HAS_STATX examples

Jackarain/proxy third_party/boost/libs/filesystem/CMakeLists.txt :43 

check_cxx_source_compiles("#include <${CMAKE_CURRENT_SOURCE_DIR}/config/has_statx.cpp>" BOOST_FILESYSTEM_HAS_STATX)

Jackarain/proxy third_party/boost/libs/filesystem/CMakeLists.txt :210 

target_compile_definitions(boost_filesystem PRIVATE BOOST_FILESYSTEM_HAS_STATX)