--- a/common/autoconf/build-performance.m4	Wed Jul 05 18:57:05 2017 +0200
+++ b/common/autoconf/build-performance.m4	Wed May 29 13:58:40 2013 +0200
@@ -145,6 +145,9 @@
     if test "$JOBS" -gt "16"; then
       JOBS=16
     fi
+    if test "$JOBS" -eq "0"; then
+      JOBS=1
+    fi
     AC_MSG_RESULT([$JOBS])
   else
     JOBS=$with_jobs