scrollz version 2.1-1 failed to build in oneiric

scrollz version 2.1-1 failed to build in oneiric
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110816/+build/2711160

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/2711160/+files/buildlog_ubuntu-oneiric-amd64.scrollz_2.1-1_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 420 lines into the build log:

well there we are, you now might want to look in config.h and
see if there is anything you might want to tune, else you can
just run a make here.. good luck!

touch configure-stamp
dh_testdir
/usr/bin/make IRCLIB=\${prefix}/share/scrollz INSTALL_IRCIO=\${prefix}/lib/scrollz/bin/ircio INSTALL_IRCFLUSH=\${prefix}/lib/scrollz/bin/ircflush INSTALL_WSERV=\${prefix}/lib/scrollz/bin/wserv mandir=\${prefix}/share/man/man1 everything
make[1]: Entering directory `/build/buildd/scrollz-2.1'
make[2]: Entering directory `/build/buildd/scrollz-2.1/source'
make[2]: *** No rule to make target `/usr/include/sys/stat.h', needed by `alias.o'. Stop.
make[2]: Leaving directory `/build/buildd/scrollz-2.1/source'
make[1]: *** [scrollz] Error 2
make[1]: Leaving directory `/build/buildd/scrollz-2.1'
make: *** [build-stamp] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110823-0915
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/scrollz-2.1