ref: 3a837a109082ddff8363aa01a8cbc3fe23c66a5d
parent: 4766172c3b7307198ed3f8f580011c5e3e8f3937
author: Gabriel Ravier <gabravier@gmail.com>
date: Tue Sep 17 07:04:30 EDT 2019
Commented some code Signed-off-by: Gabriel Ravier <gabravier@gmail.com>