Re: patch: emulators/dosbox add 'dyncore', 'ne2000', 'nosplash' flavours

A dosbox-x.conf to get started with that got fullresolution set to
1920x1080, as well as opengl and dynamic core set is here:

https://thfr.info/pub/dosbox-x.conf

Run it e.g. with '$ dosbox-x -conf /path/to/dosbox-x.conf'