Land the GPS/route-manager re-write. Many things are better, many other things will...

[flightgear.git] / src / Main / fg_props.hxx

diff --git a/src/Main/fg_props.hxx b/src/Main/fg_props.hxx
index f1d6217c5816f42999b0dfe653aaaa0a1c8c0eb0..8516c93c924aa0a6a4f226da39ab387408231dc8 100644 (file)
--- a/src/Main/fg_props.hxx
+++ b/src/Main/fg_props.hxx
@@ -9,6 +9,7 @@
 #include <iosfwd>
 
 #include <simgear/structure/subsystem_mgr.hxx>
+#include <simgear/math/SGMath.hxx>
 
 #include <Main/globals.hxx>
 \f