message: unix_root -> UNIX_ROOT static const
diff: @@ -55,9 +55,9 @@ namespace vcpkg::Files
  virtual fs::path find_file_recursively_up(const fs::path& starting_dir,
  const std::string& filename) const override
  {
  + static const fs::path UNIX_ROOT = "/";
  fs::path current_dir = starting_dir;
  - fs::path unix_root = "/";
  - for (; !current_dir.empty() && current_dir != unix_root; current_dir = current_dir.parent_path())
  + for (; !current_dir.empty() && current_dir != UNIX_ROOT; current_dir = current_dir.parent_path())
  {
  const fs::path candidate = current_dir / filename;
  if (exists(candidate))
  