I also verified that this problem also applies to the latest (bionic+cosmic/amd64) build, 20140715-1build1.
I believe the problem is in the debian/rules file at line 32: 30 dh_auto_configure -- $(shell dpkg-buildflags --export=configure) \ 31 --program-transform-name='s,^,b,' \ 32 --enable-byacc The last line should read: --enable-btyacc -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1776270 Title: byacc package does not have support for %destructor To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/byacc/+bug/1776270/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs