support backup and restore on internal sdcard

Change-Id: I6295b5bb7ada967ca223758be58d555c1a2ff462
diff --git a/extendedcommands.h b/extendedcommands.h
index 101552f..53a0201 100644
--- a/extendedcommands.h
+++ b/extendedcommands.h
@@ -17,7 +17,10 @@
 do_nandroid_restore();
 
 void
-show_nandroid_restore_menu();
+show_nandroid_restore_menu(const char* path);
+
+void
+show_nandroid_advanced_restore_menu(const char* path);
 
 void
 show_nandroid_menu();