From 70c564dd2c2edd88779edd3274e509a2522c177a Mon Sep 17 00:00:00 2001
From: Scott Giese <scttgs0@gmail.com>
Date: Mon, 16 Sep 2019 23:30:59 -0500
Subject: [PATCH] Fix compile issue on Win10 VS2019

---
 simgear/scene/model/BVHPageNodeOSG.hxx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/simgear/scene/model/BVHPageNodeOSG.hxx b/simgear/scene/model/BVHPageNodeOSG.hxx
index 1a3a5a73..e6a83a4d 100644
--- a/simgear/scene/model/BVHPageNodeOSG.hxx
+++ b/simgear/scene/model/BVHPageNodeOSG.hxx
@@ -18,6 +18,8 @@
 #ifndef BVHPageNodeOSG_hxx
 #define BVHPageNodeOSG_hxx
 
+#include <string>
+
 #include "../../bvh/BVHPageNode.hxx"
 
 #include <osg/ref_ptr>