diff --git a/rdf/macbuild/RDF.prefix b/rdf/macbuild/RDF.prefix
new file mode 100644
index 000000000000..ca5e147be45b
--- /dev/null
+++ b/rdf/macbuild/RDF.prefix
@@ -0,0 +1,4 @@
+#include "DefinesMac.h"
+#include "DefinesMozilla.h"
+#include "IDE_Options.h"
+#include "ansi_prefix.mac.h"
diff --git a/rdf/macbuild/RDFDebug.prefix b/rdf/macbuild/RDFDebug.prefix
new file mode 100644
index 000000000000..c2930605d90b
--- /dev/null
+++ b/rdf/macbuild/RDFDebug.prefix
@@ -0,0 +1,6 @@
+#define DEBUG
+
+#include "DefinesMac.h"
+#include "DefinesMozilla.h"
+#include "IDE_Options.h"
+#include "ansi_prefix.mac.h"
diff --git a/rdf/macbuild/RDFPPC.mcp b/rdf/macbuild/RDFPPC.mcp
new file mode 100644
index 000000000000..0729860bbb8f
Binary files /dev/null and b/rdf/macbuild/RDFPPC.mcp differ