diff --git a/build/mac/NGLayoutBuildList.pm b/build/mac/NGLayoutBuildList.pm
index 7393d290e67..bdbfb870240 100644
--- a/build/mac/NGLayoutBuildList.pm
+++ b/build/mac/NGLayoutBuildList.pm
@@ -267,6 +267,7 @@ sub BuildDist()
 	#XPCOM
 	InstallFromManifest(":mozilla:xpcom:idl:MANIFEST",								"$distdirectory:idl:");
     InstallFromManifest(":mozilla:xpcom:public:MANIFEST",							"$distdirectory:xpcom:");
+    !$main::USE_XPIDL && InstallFromManifest(":mozilla:xpcom:public:MANIFEST_TEMP","$distdirectory:xpcom:"); #// XXX remove
 	InstallFromManifest(":mozilla:xpcom:src:MANIFEST",								"$distdirectory:xpcom:");
 	InstallFromManifest(":mozilla:xpcom:libxpt:public:MANIFEST",					"$distdirectory:xpcom:");
 	InstallFromManifest(":mozilla:xpcom:libxpt:xptinfo:public:MANIFEST",			"$distdirectory:xpcom:");
@@ -416,6 +417,7 @@ sub BuildDist()
     #RDF
     InstallFromManifest(":mozilla:rdf:base:idl:MANIFEST",							"$distdirectory:idl:");
     InstallFromManifest(":mozilla:rdf:base:public:MANIFEST",						"$distdirectory:rdf:");
+    !$main::USE_XPIDL && InstallFromManifest(":mozilla:rdf:base:public:MANIFEST_TEMP","$distdirectory:rdf:"); #// XXX remove
     InstallFromManifest(":mozilla:rdf:util:public:MANIFEST",						"$distdirectory:rdf:");
     InstallFromManifest(":mozilla:rdf:content:public:MANIFEST",						"$distdirectory:rdf:");
     InstallFromManifest(":mozilla:rdf:datasource:public:MANIFEST",					"$distdirectory:rdf:");
diff --git a/rdf/base/public/MANIFEST b/rdf/base/public/MANIFEST
index a86d08a32c7..ab102f627db 100644
--- a/rdf/base/public/MANIFEST
+++ b/rdf/base/public/MANIFEST
@@ -1,15 +1,3 @@
 rdf.h
-nsIRDFCompositeDataSource.h
-nsIRDFContainer.h
-nsIRDFContainerUtils.h
 nsIRDFContentSink.h
-nsIRDFDataSource.h
-nsIRDFLiteral.h
-nsIRDFNode.h
-nsIRDFObserver.h
-nsIRDFPurgeableDataSource.h
-nsIRDFResource.h
-nsIRDFService.h
-nsIRDFXMLDataSource.h
-nsIRDFXMLSource.h
 nsRDFInterfaces.h
diff --git a/xpcom/public/MANIFEST b/xpcom/public/MANIFEST
index 7c8238dca5e..b885ebf0333 100644
--- a/xpcom/public/MANIFEST
+++ b/xpcom/public/MANIFEST
@@ -11,9 +11,7 @@ nsError.h
 nsHashtable.h
 nsID.h
 nsIID.h
-nsIFactory.h
 nsISimpleEnumerator.h
-nsISupports.h
 nsISupportsUtils.h
 nsIPtr.h
 nsIRegistry.h
@@ -21,7 +19,6 @@ nsIServiceManager.h
 nsIComponentManager.h
 nsISupportsArray.h
 nsRepository.h
-nsIEnumerator.h
 nsVector.h
 nsMacRepository.h
 nsTraceRefcnt.h
@@ -34,4 +31,3 @@ nsIEventQueueService.h
 nsICollection.h
 nsIAllocator.h
 nsIGenericFactory.h
-nsrootidl.h