--- blender-2.68a/source/blender/freestyle/intern/scene_graph/NodeCamera.cpp	2013-07-26 22:37:28.836673925 +0200
+++ blender-2.68a.orig/source/blender/freestyle/intern/scene_graph/NodeCamera.cpp	2013-04-09 02:46:49.000000000 +0200
@@ -53,13 +53,11 @@
 	loadIdentity(projection_matrix_);
 }
 
-#if 0  /* UNUSED, gives warning in gcc */
 NodeCamera::NodeCamera(const NodeCamera& iBrother) : camera_type_(iBrother.camera_type_)
 {
 	memcpy(modelview_matrix_, iBrother.modelview_matrix_, 16 * sizeof(double));
 	memcpy(projection_matrix_, iBrother.projection_matrix_, 16 * sizeof(double));
 }
-#endif
 
 void NodeCamera::accept(SceneVisitor& v)
 {