commit 2e2d5f205de6375d53f92719292163d450a6a854
Author: Dino Bollinger <dino.bollinger@gmail.com>
Date:   Fri Aug 18 16:35:24 2023 +0200

    Engine: Skip screentextRender() if provided zoom smaller or equal zero
    
    This fixes a division by zero crash if zoom == 0.
    
    Fixes terminx/eduke32#272

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