diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index c9877b2..0a019ce 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -382,6 +382,7 @@
         String8& result, char* buffer, size_t SIZE) const;
     void dumpAllLocked(String8& result, char* buffer, size_t SIZE) const;
     bool startDdmConnection();
+    static void appendSfConfigString(String8& result);
 
     /* ------------------------------------------------------------------------
      * Attributes