xstow version 0.5.1-7 failed to build in oneiric

xstow version 0.5.1-7 failed to build in oneiric
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110816/+build/2715816

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/2715816/+files/buildlog_ubuntu-oneiric-amd64.xstow_0.5.1-7_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 511 lines into the build log:

x86_64-linux-gnu-g++ -g -O2 -DNDEBUG -DNFORMAT -DSYSCONFDIR='"/etc/xstow"' -Wl,-Bsymbolic-functions -o xstow -Wl,-Bsymbolic-functions -Wl,-Bsymbolic-functions -lcurses arg.o cppdir.o debug.o file_option.o format.o main.o setup.o string_utils.o tree.o leoini.o setup_config.o nignore.o
arg.o: In function `Arg::get_terminal_width()':
/build/buildd/xstow-0.5.1/src/arg.cpp:23: undefined reference to `termname'
/build/buildd/xstow-0.5.1/src/arg.cpp:28: undefined reference to `initscr'
/build/buildd/xstow-0.5.1/src/arg.cpp:29: undefined reference to `endwin'
/build/buildd/xstow-0.5.1/src/arg.cpp:30: undefined reference to `COLS'
collect2: ld returned 1 exit status
make[3]: *** [xstow] Error 1
make[3]: Leaving directory `/build/buildd/xstow-0.5.1/src'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/build/buildd/xstow-0.5.1'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/build/buildd/xstow-0.5.1'
make: *** [build-stamp] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110824-0758
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/xstow-0.5.1