I get dxf files as result, in this case binary if that has impact on following.
The converted files seem to be accepted by QCAD CE
Problem for me the file seems empty, will attach and example. I am aware of the --v2010 in the file name.Drawing loaded successfully: /home/gert/QCAD/From-Win7-computer-DWGs/DraftSight/190219-sun-oven-tilt-mechanism-R12.dxf
Format: R15 (2000) DXF Drawing (dxflib) (*.dxf)