I would like to help fix this build problem, but I am unable to reproduce the problem on my system with the version of the package in unstable.
If you would provide a link to the version 2.5.1 you are trying to build, I would be glad to help -- Luke Cycon <lcy...@gmail.com> -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
