Passage: MacInTalk, the text-to-speech program for the Apple Macintosh computers, was used for the voice of AUTO, the rogue artificial intelligence autopilot built into the ship. Unlike other robots in the film, AUTO is not influenced by WALL-E, but instead follows directive A113, which is to prevent the Axiom and the humans from returning to Earth because of the toxicity, and it works to prevent anyone from deviating from it.

Question: What program is AUTO's voice derived from?
MacInTalk