jnettop version 0.13.0-1 failed to build on amd64 with GCC-4.6/oneiric

jnettop version 0.13.0-1 failed to build on amd64 with GCC-4.6/oneiric
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110413/+buildjob/2454126

Details about the rebuild:
https://lists.ubuntu.com/archives/ubuntu-devel/2011-April/033042.html

Direct link to the build log: https://launchpad.net/ubuntu/+archive/test-rebuild-20110413/+buildjob/2454126/+files/buildlog_ubuntu-natty-amd64.jnettop_0.13.0-1_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 885 lines into the build log:

/build/buildd/jnettop-0.13.0/jnetdisplay.c:377: undefined reference to `g_threads_got_initialized'
/build/buildd/jnettop-0.13.0/jnetdisplay.c:377: undefined reference to `g_thread_functions_for_glib_use'
/build/buildd/jnettop-0.13.0/jnetdisplay.c:379: undefined reference to `g_threads_got_initialized'
/build/buildd/jnettop-0.13.0/jnetdisplay.c:379: undefined reference to `g_thread_functions_for_glib_use'
/build/buildd/jnettop-0.13.0/jnetdisplay.c:382: undefined reference to `g_threads_got_initialized'
/build/buildd/jnettop-0.13.0/jnetdisplay.c:382: undefined reference to `g_thread_functions_for_glib_use'
/build/buildd/jnettop-0.13.0/jnetdisplay.c:384: undefined reference to `g_threads_got_initialized'
/build/buildd/jnettop-0.13.0/jnetdisplay.c:384: undefined reference to `g_thread_functions_for_glib_use'
collect2: ld returned 1 exit status
make[2]: *** [jnettop] Error 1
make[2]: Leaving directory `/build/buildd/jnettop-0.13.0'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/build/buildd/jnettop-0.13.0'
make: *** [build-stamp] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110423-2026
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/jnettop-0.13.0