--- old/common/autoconf/spec.gmk.in	2013-06-24 18:56:35.456681464 +0200
+++ new/common/autoconf/spec.gmk.in	2013-06-24 18:56:35.360682255 +0200
@@ -206,6 +206,7 @@
 JVM_VARIANT_KERNEL:=@JVM_VARIANT_KERNEL@
 JVM_VARIANT_ZERO:=@JVM_VARIANT_ZERO@
 JVM_VARIANT_ZEROSHARK:=@JVM_VARIANT_ZEROSHARK@
+JVM_VARIANT_CORE:=@JVM_VARIANT_CORE@
 
 # Universal binaries on macosx
 MACOSX_UNIVERSAL=@MACOSX_UNIVERSAL@