+diff -urN fungimol-0.5.1.org/Scene/SelectionManager.cpp fungimol-0.5.1/Scene/SelectionManager.cpp
+--- fungimol-0.5.1.org/Scene/SelectionManager.cpp Fri Mar 7 21:54:17 2003
++++ fungimol-0.5.1/Scene/SelectionManager.cpp Sat Mar 8 14:18:50 2003
+@@ -119,7 +119,7 @@
+ // Don't try to inline this since it has a static variable.
+ void animateFrame (Canvas *canvas, SceneGraph *sg, int index) const;
+
+- static const char *const staticClassId = "SelectionInvisibilityManager";
++ static const char *const staticClassId;
+
+ const char *classId () const {
+ return staticClassId;
+@@ -131,6 +131,8 @@
+ }
+ };
+
++ const char *const SelectionInvisibilityMarker::staticClassId = "SelectionInvisibilityManager";
++
+ void SelectionInvisibilityMarker::animateFrame (Canvas *canvas, SceneGraph *sg, int index) const {
+ (void) canvas; (void) sg; (void) index;
+ // Blink on and off with each frame.