--- a/common/autoconf/spec.gmk.in	Wed Jul 05 18:48:16 2017 +0200
+++ b/common/autoconf/spec.gmk.in	Thu Apr 04 09:24:21 2013 +0200
@@ -225,6 +225,7 @@
 # directory.
 
 BUILD_OUTPUT:=@BUILD_OUTPUT@
+# Colon left out to be able to override IMAGES_OUTPUTDIR for bootcycle-images
 LANGTOOLS_OUTPUTDIR=$(BUILD_OUTPUT)/langtools
 CORBA_OUTPUTDIR=$(BUILD_OUTPUT)/corba
 JAXP_OUTPUTDIR=$(BUILD_OUTPUT)/jaxp
@@ -643,16 +644,17 @@
 JRE_IMAGE_SUBDIR:=j2re-image
 JDK_OVERLAY_IMAGE_SUBDIR:=j2sdk-overlay-image
 JRE_OVERLAY_IMAGE_SUBDIR:=j2re-overlay-image
-JDK_IMAGE_DIR:=$(IMAGES_OUTPUTDIR)/$(JDK_IMAGE_SUBDIR)
-JRE_IMAGE_DIR:=$(IMAGES_OUTPUTDIR)/$(JRE_IMAGE_SUBDIR)
-JDK_OVERLAY_IMAGE_DIR:=$(IMAGES_OUTPUTDIR)/$(JDK_OVERLAY_IMAGE_SUBDIR)
-JRE_OVERLAY_IMAGE_DIR:=$(IMAGES_OUTPUTDIR)/$(JRE_OVERLAY_IMAGE_SUBDIR)
+# Colon left out to be able to override output dir for bootcycle-images
+JDK_IMAGE_DIR=$(IMAGES_OUTPUTDIR)/$(JDK_IMAGE_SUBDIR)
+JRE_IMAGE_DIR=$(IMAGES_OUTPUTDIR)/$(JRE_IMAGE_SUBDIR)
+JDK_OVERLAY_IMAGE_DIR=$(IMAGES_OUTPUTDIR)/$(JDK_OVERLAY_IMAGE_SUBDIR)
+JRE_OVERLAY_IMAGE_DIR=$(IMAGES_OUTPUTDIR)/$(JRE_OVERLAY_IMAGE_SUBDIR)
 
 # Macosx bundles directory definitions
-JDK_BUNDLE_SUBDIR:=j2sdk-bundle/jdk$(JDK_VERSION).jdk/Contents
-JRE_BUNDLE_SUBDIR:=j2re-bundle/jre$(JDK_VERSION).jre/Contents
-JDK_BUNDLE_DIR:=$(IMAGES_OUTPUTDIR)/$(JDK_BUNDLE_SUBDIR)
-JRE_BUNDLE_DIR:=$(IMAGES_OUTPUTDIR)/$(JRE_BUNDLE_SUBDIR)
+JDK_BUNDLE_SUBDIR=j2sdk-bundle/jdk$(JDK_VERSION).jdk/Contents
+JRE_BUNDLE_SUBDIR=j2re-bundle/jre$(JDK_VERSION).jre/Contents
+JDK_BUNDLE_DIR=$(IMAGES_OUTPUTDIR)/$(JDK_BUNDLE_SUBDIR)
+JRE_BUNDLE_DIR=$(IMAGES_OUTPUTDIR)/$(JRE_BUNDLE_SUBDIR)
 
 # Include the custom-spec.gmk file if it exists
 -include $(dir @SPEC@)/custom-spec.gmk