yate version 2.2.0-1~dfsg-1.1 failed to build in oneiric

yate version 2.2.0-1~dfsg-1.1 failed to build in oneiric
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110816/+build/2715981

Details about the rebuild:
http://people.ubuntuwire.org/~wgrant/rebuild-ftbfs-test/test-rebuild-20110816-oneiric.html

Direct link to the build log: https://launchpad.net/ubuntu/+archive/test-rebuild-20110816/+build/2715981/+files/buildlog_ubuntu-oneiric-amd64.yate_2.2.0-1%7Edfsg-1.1_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 1269 lines into the build log:

ClientLogic.cpp:621:11: warning: variable 'value' set but not used [-Wunused-but-set-variable]
ClientLogic.cpp: In member function 'virtual bool TelEngine::DefaultLogic::updateContact(const TelEngine::NamedList&, bool, bool)':
ClientLogic.cpp:1179:10: warning: variable 'ok' set but not used [-Wunused-but-set-variable]
g++ -Wall -Wl,-Bsymbolic-functions -shared -o ../libyate.so.2.2.0 -Wl,--soname=libyate.so.2.2.0 -lpthread TelEngine.o ObjList.o HashList.o Mutex.o Thread.o Socket.o String.o DataBlock.o NamedList.o URI.o Mime.o Array.o Iterator.o YMD5.o YSHA1.o Base64.o Cipher.o Configuration.o Message.o Engine.o Plugin.o DataFormat.o Channel.o Client.o ClientLogic.o -ldl
make[2]: Leaving directory `/build/buildd/yate-2.2.0-1~dfsg/engine'
ln -sf libyate.so.2.2.0 libyate.so
g++ -Wall -I. -I. -Wall -O2 -fno-check-new -fno-exceptions -fPIC -DHAVE_GCC_FORMAT_CHECK -c main.cpp
g++ -Wall -Wl,-Bsymbolic-functions -o yate -lpthread libyate.so main.o
main.o: In function `main':
main.cpp:(.text.startup+0x9): undefined reference to `TelEngine::Engine::main(int, char const**, char const**, TelEngine::Engine::RunMode, bool)'
collect2: ld returned 1 exit status
make[1]: *** [yate] Error 1
make[1]: Leaving directory `/build/buildd/yate-2.2.0-1~dfsg'
make: *** [build-arch-stamp] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110824-0825
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/yate-2.2.0-1~dfsg