return &env_;
}
-#if __linux__ && !FOLLY_MOBILE
// Update the process environment with the one in the stored model.
// Subsequent changes to the model do not alter the process environment. The
// state of the process environment during execution of this method is not
// defined. If the process environment is altered by another thread during the
// execution of this method the results are not defined.
void setAsCurrentEnvironment();
-#endif
// Get a copy of the model environment in the form used by `folly::Subprocess`
std::vector<std::string> toVector() const;