If I submit a patch and get a response like Ulrich's, that's a great way to ensure I'm never going to bother contributing to that project again.

The API was being added to Unix libcs left and right, giving it wide adoption and validation, making it an informal or de facto standard. He was dismissing it as some "dumping ground" code and sarcastically saying "ok, nice work, that would go great in your own project ..."