1 files changed, 4 insertions, 0 deletions
diff --git a/game/network/rail.h b/game/network/rail.h
index 758beb6..c1cb579 100644
--- a/game/network/rail.h
+++ b/game/network/rail.h
@@ -16,10 +16,14 @@ class Vertex;
 struct Arc;
 
 // A piece of rail track
+class RailLinkStraight;
 class RailLink : public virtual Link, public Renderable {
 public:
 	RailLink() = default;
 	inline ~RailLink() override = 0;
+
+	using StraightLink = RailLinkStraight;
+
 	void render(const Shader &) const override;
 	NO_COPY(RailLink);
 	NO_MOVE(RailLink);