ref: 7b96c6756ec1c20805e8a17f7d754af15620ea5f
parent: 2b77fe7f49297d35ec9b6f0d2457aa0e07f04dfd
author: Martin Storsjö <martin@martin.st>
date: Sat Feb 8 18:26:33 EST 2014
Use void instead of void_t There's really no reason for adding a typedef for void.