emacs23 version 23.2+1-7ubuntu1 failed to build on i386

emacs23 version 23.2+1-7ubuntu1 failed to build on i386
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2391877

Direct link to the build log: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2391877/+files/buildlog_ubuntu-natty-i386.emacs23_23.2%2B1-7ubuntu1_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 3067 lines into the build log:

gcc -c -D_BSD_SOURCE -Demacs -DHAVE_CONFIG_H -I. -I/build/buildd/emacs23-23.2+1/debian/build-x/src -D_BSD_SOURCE -pthread -I/usr/include/atk-1.0 -I/usr/include/pango-1.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/glib-2.0 -I/usr/lib/1 -linux-gnu/glib-2.0/include -I/usr/include/freetype2 -I/usr/include/libpng12 -I/usr/include/libdrm -I/usr/include/gtk-2.0 -I/usr/lib/gtk-2.0/include -I/usr/include/cairo -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/alsa -pthread -I/usr/include/glib-2.0 -I/usr/lib/1 -linux-gnu/glib-2.0/include -I/usr/include/libpng12 -I/usr/include/freetype2 -I/usr/include/libdrm -I/usr/include/librsvg-2.0 -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/dbus-1.0 -I/usr/lib/1 -linux-gnu/dbus-1.0/include -pthread -DORBIT2=1 -I/usr/include/glib-2.0 -I/usr/lib/1 -linux-gnu/glib-2.0/include -I/usr/include/gconf/2 -I/usr/include/orbit-2.0 -DDEBIAN -g -O2 -I/usr/include/freetype2 -MMD -MF deps/pre-crt0.d pre-crt0.c
touch stamp-oldxmenu
gcc -c -D_BSD_SOURCE -Demacs -DHAVE_CONFIG_H -I. -I/build/buildd/emacs23-23.2+1/debian/build-x/src -D_BSD_SOURCE -pthread -I/usr/include/atk-1.0 -I/usr/include/pango-1.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/glib-2.0 -I/usr/lib/1 -linux-gnu/glib-2.0/include -I/usr/include/freetype2 -I/usr/include/libpng12 -I/usr/include/libdrm -I/usr/include/gtk-2.0 -I/usr/lib/gtk-2.0/include -I/usr/include/cairo -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/alsa -pthread -I/usr/include/glib-2.0 -I/usr/lib/1 -linux-gnu/glib-2.0/include -I/usr/include/libpng12 -I/usr/include/freetype2 -I/usr/include/libdrm -I/usr/include/librsvg-2.0 -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/dbus-1.0 -I/usr/lib/1 -linux-gnu/dbus-1.0/include -pthread -DORBIT2=1 -I/usr/include/glib-2.0 -I/usr/lib/1 -linux-gnu/glib-2.0/include -I/usr/include/gconf/2 -I/usr/include/orbit-2.0 -DDEBIAN -g -O2 -I/usr/include/freetype2 -MMD -MF deps/dispnew.d dispnew.c
In file included from /usr/include/glib-2.0/glib/galloca.h:34:0,
                 from /usr/include/glib-2.0/glib.h:32,
                 from /usr/include/glib-2.0/gobject/gbinding.h:30,
                 from /usr/include/glib-2.0/glib-object.h:25,
                 from /usr/include/glib-2.0/gio/gioenums.h:30,
                 from /usr/include/glib-2.0/gio/giotypes.h:30,
                 from /usr/include/glib-2.0/gio/gio.h:28,
                 from /usr/include/gtk-2.0/gdk/gdkapplaunchcontext.h:30,
                 from /usr/include/gtk-2.0/gdk/gdk.h:32,
                 from /usr/include/gtk-2.0/gtk/gtk.h:32,
                 from xterm.h:44,
                 from dispnew.c:56:
/usr/include/glib-2.0/glib/gtypes.h:34:24: fatal error: glibconfig.h: No such file or directory
compilation terminated.
make[3]: *** [dispnew.o] Error 1
make[3]: Leaving directory `/build/buildd/emacs23-23.2+1/debian/build-x/src'
make[2]: *** [src] Error 2
make[2]: Leaving directory `/build/buildd/emacs23-23.2+1/debian/build-x'
make[1]: *** [override_dh_auto_build] Error 2
make[1]: Leaving directory `/build/buildd/emacs23-23.2+1'
make: *** [build] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110403-1107
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/emacs23-23.2+1