The DSDAPREF lump contains dsda-doom-specific wad preferences.
Each line of the DSDAPREF lump has a key and a value:
key value
The value can be ommitted (assumed to be 1).
prefer_software- Shows an alert for users in opengl rendering mode
- Use this if your wad relies on software rendering tricks
prefer_opengl- Shows an alert for users in software rendering mode
- Use this if your wad relies on opengl rendering tricks
use_mapinfo- Turns on MAPINFO support