db1-compat version 2.1.3-13 failed to build on i386

db1-compat version 2.1.3-13 failed to build on i386
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2390753

Direct link to the build log: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2390753/+files/buildlog_ubuntu-natty-i386.db1-compat_2.1.3-13_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 819 lines into the build log:

cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o hash_page.os hash/hash_page.c
hash/hash_page.c: In function 'overflow_page':
hash/hash_page.c:715:4: warning: ignoring return value of 'write', declared with attribute warn_unused_result
hash/hash_page.c:728:4: warning: ignoring return value of 'write', declared with attribute warn_unused_result
hash/hash_page.c:752:5: warning: ignoring return value of 'write', declared with attribute warn_unused_result
cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o ndbm.os hash/ndbm.c
cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o mpool.os mpool/mpool.c
cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o rec_close.os recno/rec_close.c
cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o rec_delete.os recno/rec_delete.c
cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o rec_get.os recno/rec_get.c
cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o rec_open.os recno/rec_open.c
cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o rec_put.os recno/rec_put.c
cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o rec_search.os recno/rec_search.c
cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o rec_seq.os recno/rec_seq.c
cc -I. -D_REENTRANT -D__DBINTERFACE_PRIVATE -DUSE_LIBDB1 -D_GNU_SOURCE -g -O2 -c -fPIC -o rec_utils.os recno/rec_utils.c
cc -Wl,-O1 -Wl,--version-script=Versions -Wl,-z,combreloc \
       -Wl,-soname=libdb.so.2 \
       -shared -o libdb1.so.2 bt_close.os bt_conv.os bt_debug.os bt_delete.os bt_get.os bt_open.os bt_overflow.os bt_page.os bt_put.os bt_search.os bt_seq.os bt_split.os bt_utils.os db.os hash.os hash_bigkey.os hash_buf.os hash_func.os hash_log2.os hash_page.os ndbm.os mpool.os rec_close.os rec_delete.os rec_get.os rec_open.os rec_put.os rec_search.os rec_seq.os rec_utils.os /usr/lib/libc.so
cc: /usr/lib/libc.so: No such file or directory
make[2]: *** [libdb1.so.2] Error 1
make[2]: Leaving directory `/build/buildd/db1-compat-2.1.3'
make[1]: *** [override_dh_auto_build] Error 2
make[1]: Leaving directory `/build/buildd/db1-compat-2.1.3'
make: *** [build] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110403-1059
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/db1-compat-2.1.3