Check out "ftp://ntama.uni-mainz.de/pub/debian/unofficial/"; for unofficial libc6 binaries and debianized sources: source/lyx_1.0.0-0.1.diff.gz source/lyx_1.0.0-0.1.dsc source/lyx_1.0.0.orig.tar.gz (this is just the renamed original tar ball) binary/lyx_1.0.0-0.1_i386.deb It cleanly built out of the box without any complaints! :-)