commit 81c5c99ec517ad8422a5c4caa33c38639c3b9a56
Author: Dino Bollinger <dino.bollinger@gmail.com>
Date:   Fri Aug 7 10:38:01 2020 +0200

    Duke3D: Fix blocking OOZ and OOZ2 not transporting the player upwards
    
    This fixes terminx/eduke32#105

See https://voidpoint.io/terminx/eduke32 for more details.