pycg version 0.14.1-2 failed to build on i386

pycg version 0.14.1-2 failed to build on i386
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2408034

Direct link to the build log: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2408034/+files/buildlog_ubuntu-natty-i386.pycg_0.14.1-2_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 1107 lines into the build log:

swig -python -I/usr/include/python2.6 -Iinclude -I. -Inumpy cg.i
cg.i:183: Warning(121): %name is deprecated. Use %rename instead.
cg.i:191: Warning(121): %name is deprecated. Use %rename instead.
gcc -fpic -g -Wall -shared -o _Cg.so cg_wrap.c -I/usr/include/python2.6 -Iinclude -I. -Inumpy -lCgGL -lCg -lGL
cg_wrap.c: In function '_wrap_cgGLSetParameterPointer':
cg_wrap.c:7976:5: warning: suggest parentheses around assignment used as truth value
cg_wrap.c:7978:5: warning: suggest parentheses around assignment used as truth value
cg_wrap.c: In function 'init_Cg':
cg_wrap.c:10255:69: error: 'CG_PROFILE_START' undeclared (first use in this function)
cg_wrap.c:10255:69: note: each undeclared identifier is reported only once for each function it appears in
cg_wrap.c:10265:67: error: 'CG_PROFILE_MAX' undeclared (first use in this function)
make[1]: *** [_Cg.so] Error 1
make[1]: Leaving directory `/build/buildd/pycg-0.14.1'
make: *** [build-python2.6] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110408-1521
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/pycg-0.14.1