I also experienced this problem. The fix was as simple as recompiling the graphicsmagick source package so that it uses libxml 2.6 instead of 2.4:
$ apt-get -b source libgraphicsmagick1-dev $ dpkg -i libgraphicsmagick* -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
