- Added ultra-light traffic is now a separate traffic class that can have its

[flightgear.git] / src / Systems / system_mgr.cxx

diff --git a/src/Systems/system_mgr.cxx b/src/Systems/system_mgr.cxx
index da2917dae9a0e4fcebeadce846f445233f3ae36f..682293ef67c00504c72be5f4adc61e1ba2fdf691 100644 (file)
--- a/src/Systems/system_mgr.cxx
+++ b/src/Systems/system_mgr.cxx
@@ -3,6 +3,10 @@
 //
 // This file is in the Public Domain and comes with no warranty.
 
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
 #include <simgear/structure/exception.hxx>
 #include <simgear/misc/sg_path.hxx>
 #include <simgear/sg_inlines.h>