Drop obsolete configuration macros

source/Irrlicht/CBoneSceneNode.cpp

@@ -3,8 +3,6 @@
 // For conditions of distribution and use, see copyright notice in irrlicht.h
 
 #include "IrrCompileConfig.h"
-#ifdef _IRR_COMPILE_WITH_SKINNED_MESH_SUPPORT_
-
 #include "CBoneSceneNode.h"
 
 namespace irr
@@ -98,6 +96,3 @@ void CBoneSceneNode::updateAbsolutePositionOfAllChildren()
 
 } // namespace scene
 } // namespace irr
-
-#endif
-