message: Check for macOS in TestInstall
diff: @@ -86,7 +86,15 @@ else()
  )
  endif()
  -if (UNIX)
  +if (APPLE)
  + target_link_libraries(test_hellosureworld
  + stdc++fs
  + dl
  + util
  + m
  + pthread
  + )
  +elseif (UNIX)
  target_link_libraries(test_hellosureworld
  stdc++fs
  dl
  