gnome-photo-printer version 0.7.0-1.1 failed to build on amd64 with GCC-4.6/oneiric

gnome-photo-printer version 0.7.0-1.1 failed to build on amd64 with GCC-4.6/oneiric
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110413/+buildjob/2451560

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/2451560/+files/buildlog_ubuntu-natty-amd64.gnome-photo-printer_0.7.0-1.1_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 2084 lines into the build log:

/build/buildd/gnome-photo-printer-0.7.0/src/gpp_widget.c:185: undefined reference to `gnome_printer_selector_new'
/build/buildd/gnome-photo-printer-0.7.0/src/gpp_widget.c:185: undefined reference to `g_type_check_instance_cast'
gpp_widget.o: In function `gpp_paper_selector_new':
/build/buildd/gnome-photo-printer-0.7.0/src/gpp_widget.c:191: undefined reference to `gtk_widget_get_type'
/build/buildd/gnome-photo-printer-0.7.0/src/gpp_widget.c:191: undefined reference to `gnome_paper_selector_new_with_flags'
/build/buildd/gnome-photo-printer-0.7.0/src/gpp_widget.c:191: undefined reference to `g_type_check_instance_cast'
collect2: ld returned 1 exit status
make[3]: *** [gnome-photo-printer] Error 1
make[3]: Leaving directory `/build/buildd/gnome-photo-printer-0.7.0/src'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/build/buildd/gnome-photo-printer-0.7.0'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/build/buildd/gnome-photo-printer-0.7.0'
make: *** [build-stamp] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110423-0300
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/gnome-photo-printer-0.7.0