The answer is he didn't. If you're following this thread another poster clarified and in fact, the Rocket's fastest collegiate time is 10.34.
http://irish.nbcsports.com/2012/05/08/speed-in-context-how-fast-are-the-atkinsons/
http://grfx.cstv.com/photos/schools/nd/sports/c-track/auto_pdf/2013-14/misc_non_event/mens-outdoor-best.pdf