message: Fixing stdio (non-tf) build error.
diff: @@ -71,7 +71,7 @@ bool GetModTime(const std::string& path, uint64_t* mtime_usec) {
  bool ListDir(const std::string& directory, std::vector<std::string>* files) {
  DIR* dirp = opendir(directory.c_str());
  - if (directory == nullptr) {
  + if (dirp == nullptr) {
  std::cerr << "Could not open directory " << directory << std::endl;
  return false;
  }
  