(Somehow reportbug ate the text from my last email.) The debdiff in my previous email add a patch that fixes the FTBFS by checking the libmemcached version through IFDEFs. This patch can be dropped once libmemcached upstream resolved the API breakage[0].
[0] https://bugs.launchpad.net/bugs/1190240 -- Michael Fladischer Fladi.at -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org