qmmp version 0.5.0-2 failed to build on armel

qmmp version 0.5.0-2 failed to build on armel
Link to failed build: https://launchpad.net/ubuntu/+source/qmmp/0.5.0-2/+build/2470705

Direct link to the build log: https://launchpad.net/ubuntu/+source/qmmp/0.5.0-2/+build/2470705/+files/buildlog_ubuntu-oneiric-armel.qmmp_0.5.0-2_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 3815 lines into the build log:

/build/buildd/qmmp-0.5.0/src/plugins/Visual/projectm/projectmwidget.cpp:74:18: error: 'GL_MODELVIEW' was not declared in this scope
/build/buildd/qmmp-0.5.0/src/plugins/Visual/projectm/projectmwidget.cpp:76:25: error: 'glDrawBuffer' was not declared in this scope
/build/buildd/qmmp-0.5.0/src/plugins/Visual/projectm/projectmwidget.cpp:77:25: error: 'glReadBuffer' was not declared in this scope
/build/buildd/qmmp-0.5.0/src/plugins/Visual/projectm/projectmwidget.cpp:80:14: error: 'GL_LINE_SMOOTH' was not declared in this scope
/build/buildd/qmmp-0.5.0/src/plugins/Visual/projectm/projectmwidget.cpp:81:14: error: 'GL_POINT_SMOOTH' was not declared in this scope
/build/buildd/qmmp-0.5.0/src/plugins/Visual/projectm/projectmwidget.cpp:83:28: error: 'glLineStipple' was not declared in this scope
make[3]: *** [src/plugins/Visual/projectm/CMakeFiles/projectm.dir/projectmwidget.o] Error 1
make[3]: Leaving directory `/build/buildd/qmmp-0.5.0'
make[2]: *** [src/plugins/Visual/projectm/CMakeFiles/projectm.dir/all] Error 2
make[2]: Leaving directory `/build/buildd/qmmp-0.5.0'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/build/buildd/qmmp-0.5.0'
dh_auto_build: make -j1 returned exit code 2
make: *** [build-stamp] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110510-1428
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/qmmp-0.5.0