--- old/common/autoconf/configure.ac	2013-02-18 12:52:01.718820306 +0100
+++ new/common/autoconf/configure.ac	2013-02-18 12:52:01.618803013 +0100
@@ -204,6 +204,7 @@
 
 BPERF_SETUP_BUILD_CORES
 BPERF_SETUP_BUILD_MEMORY
+BPERF_SETUP_BUILD_JOBS
 
 # Setup smart javac (after cores and memory have been setup)
 BPERF_SETUP_SMART_JAVAC