Hm... looks like Ubuntu needs other linkerflags? I am running archlinux, which is much close to any changes. Each time a new release of a program/library is official it will get soonish into the archlinux repo. Ubuntu is more conservative to this.
Log for revision which has this changes already in: https://launchpad.net/~widelands-dev/+archive/ubuntu/widelands-daily/+build/15541748/+files/buildlog_ubuntu-cosmic-amd64.widelands_1%3A19-ppa0-bzr8880-201810140801~ubuntu18.10.1_BUILDING.txt.gz -- https://code.launchpad.net/~widelands-dev/widelands/cmakepolicy/+merge/356018 Your team Widelands Developers is subscribed to branch lp:~widelands-dev/widelands/cmakepolicy. _______________________________________________ Mailing list: https://launchpad.net/~widelands-dev Post to : [email protected] Unsubscribe : https://launchpad.net/~widelands-dev More help : https://help.launchpad.net/ListHelp

