At the time of 6.0.0-beta1, the centos5 build does not build properly.

Here is the build error:

19:27:33 [ 77%] Building CXX object roxie/ccd/CMakeFiles/ccd.dir/ccdkey.cpp.o
19:27:35 /var/lib/jenkins/workspace/CE-Candidate-6.0.0-beta1/CE/centos-5.7-x86_64/HPCC-Platform/roxie/ccd/ccdkey.cpp: In member function ‘void InMemoryIndexManager::generateKeys(InMemoryIndexSet&)’:
19:27:35 /var/lib/jenkins/workspace/CE-Candidate-6.0.0-beta1/CE/centos-5.7-x86_64/HPCC-Platform/roxie/ccd/ccdkey.cpp:1306: warning: ‘bestIdx’ may be used uninitialized in this function
19:27:36 Scanning dependencies of target eclagent
19:27:36 [ 78%] Building CXX object ecl/eclagent/CMakeFiles/eclagent.dir/eclagentmain.cpp.o
19:27:37 Linking CXX executable ../../Release/bin/eclagent
19:27:37 [ 78%] Built target eclagent
19:27:37 [ 78%] Building CXX object roxie/ccd/CMakeFiles/ccd.dir/ccdlistener.cpp.o
19:27:38 /var/lib/jenkins/workspace/CE-Candidate-6.0.0-beta1/CE/centos-5.7-x86_64/HPCC-Platform/roxie/ccd/ccdlistener.cpp: In static member function ‘static void RoxieListener::updateAffinity()’:
19:27:38 /var/lib/jenkins/workspace/CE-Candidate-6.0.0-beta1/CE/centos-5.7-x86_64/HPCC-Platform/roxie/ccd/ccdlistener.cpp:673: error: ‘CPU_COUNT’ was not declared in this scope
19:27:38 make[2]: *** [roxie/ccd/CMakeFiles/ccd.dir/ccdlistener.cpp.o] Error 1
19:27:38 make[2]: *** Waiting for unfinished jobs....
19:27:38 Scanning dependencies of target eclcc
19:27:39 [ 78%] Building CXX object ecl/eclcc/CMakeFiles/eclcc.dir/reservedwords.cpp.o
19:27:39 [ 78%] Building CXX object ecl/eclcc/CMakeFiles/eclcc.dir/eclcc.cpp.o
19:27:42 Linking CXX executable ../../Release/bin/eclcc
19:27:42 make[1]: *** [roxie/ccd/CMakeFiles/ccd.dir/all] Error 2
19:27:42 make[1]: *** Waiting for unfinished jobs....
19:27:42 [ 78%] Built target eclcc
19:27:42 make: *** [all] Error 2
19:27:42 Build step 'CMake Build' marked build as failure
19:27:42 Archiving artifacts
19:27:43 SSH: Current build result is [FAILURE], not going to run.
19:27:43 Finished: FAILURE