magicfilter version 1.2-63 failed to build on amd64 with GCC-4.6/oneiric

magicfilter version 1.2-63 failed to build on amd64 with GCC-4.6/oneiric
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110413/+buildjob/2461524

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/2461524/+files/buildlog_ubuntu-natty-amd64.magicfilter_1.2-63_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 601 lines into the build log:

rm -rf debian/tmp
 debian/rules build
ln -sf /usr/share/misc/config.sub .
ln -sf /usr/share/misc/config.guess .
rm -f config.cache
./configure --prefix=/usr \
      --infodir=/usr/share/info \
                    --mandir=/usr/share/man \
      --bindir=/usr/sbin
creating cache ./config.cache
checking for gcc... gcc
checking whether the C compiler (gcc -Wall -g -0s ) works... no
configure: error: installation or configuration problem: C compiler cannot create executables.
make: *** [build] Error 1
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110424-1414
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/magicfilter-1.2