From b571c968edee6dfd2563b5f0871d9c99a713e6d1 Mon Sep 17 00:00:00 2001
From: Andreas Fabri <andreas.fabri@geometryfactory.com>
Date: Fri, 23 Sep 2016 16:45:05 +0200
Subject: [PATCH] Fix package Nef_3: include headers

---
 Nef_3/include/CGAL/Nef_3/Vertex.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Nef_3/include/CGAL/Nef_3/Vertex.h b/Nef_3/include/CGAL/Nef_3/Vertex.h
index 1e9792c009e..1064fd5ea87 100644
--- a/Nef_3/include/CGAL/Nef_3/Vertex.h
+++ b/Nef_3/include/CGAL/Nef_3/Vertex.h
@@ -26,6 +26,7 @@
 
 #include <string>
 #include <sstream>
+#include <CGAL/IO/io.h>
 #include <CGAL/IO/Verbose_ostream.h>
 #include <CGAL/Nef_3/SNC_iteration.h>