After following the instruction on https://swym.3ds.com/index.php#community:70/iquestions:2684 draftsight fail to install giving this 

 sudo dpkg -i --force-architecture DraftSight.debdpkg: warning: overriding problem because --force enabled: package architecture (i386) does not match system (amd64)dpkg: regarding DraftSight.deb containing dassault-systemes-draftsight:i386, pre-dependency problem: dassault-systemes-draftsight:i386 pre-depends on libexpat1 (>= 2.0.1-4)dpkg: error processing DraftSight.deb (--install): pre-dependency problem - not installing dassault-systemes-draftsight:i386Errors were encountered while processing: DraftSight.deb

was wondering if there was a work around