Make things advanced

Modules/FindX11.cmake

@@ -95,4 +95,11 @@ IF (UNIX)
          "X11 extra flags.")
   ENDIF(CMAKE_HAS_X)
   SET (CMAKE_HAS_X ${CMAKE_HAS_X} CACHE INTERNAL "Is X11 around.")
+  MARK_AS_ADVANCED(
+    CMAKE_X11_INCLUDE_PATH
+    CMAKE_X11_LIBDIR
+    CMAKE_Xext_LIBDIR
+    CMAKE_Xlib_INCLUDE_PATH
+    CMAKE_Xutil_INCLUDE_PATH
+    )
 ENDIF (UNIX)