nitpic version 0.1-11.2 failed to build on i386

nitpic version 0.1-11.2 failed to build on i386
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2405500

Direct link to the build log: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2405500/+files/buildlog_ubuntu-natty-i386.nitpic_0.1-11.2_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 1096 lines into the build log:

16c84.cc:1130:1: warning: deprecated conversion from string constant to 'char*'
rm -f nitpic
c++ -m32 -o nitpic -g -O2 -fno-strict-aliasing main.o ic.o info.o instr.o pu_lib.o reg.o sim.o util.o 16c84.o -lXaw -lXmu -lXt -lSM -lICE -lXext -lX11 -lXt -lSM -lICE -lXext -lX11 -lbfd -lopcodes -liberty -lm -lc
ic.o: In function `ic_update()':
/build/buildd/nitpic-0.1/ic.cc:109: undefined reference to `W'
/build/buildd/nitpic-0.1/ic.cc:133: undefined reference to `W'
/build/buildd/nitpic-0.1/ic.cc:137: undefined reference to `W'
/build/buildd/nitpic-0.1/ic.cc:137: undefined reference to `W'
/build/buildd/nitpic-0.1/ic.cc:151: undefined reference to `W'
ic.o:/build/buildd/nitpic-0.1/ic.cc:155: more undefined references to `W' follow
collect2: ld returned 1 exit status
make[1]: *** [nitpic] Error 1
make[1]: Leaving directory `/build/buildd/nitpic-0.1'
make: *** [build] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110408-1817
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/nitpic-0.1