Different approach to handling the paired-ILS-on-opposite-runways situation. This...

[flightgear.git] / src / Input / FGButton.cxx

diff --git a/src/Input/FGButton.cxx b/src/Input/FGButton.cxx
index ee5953aca5ca83488849e64aef80b9bcb73a3564..cb03aeac4f1a158333292781e2cf68638b1a9159 100644 (file)
--- a/src/Input/FGButton.cxx
+++ b/src/Input/FGButton.cxx
@@ -22,8 +22,14 @@
 //
 // $Id$
 
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
 #include "FGButton.hxx"
 
+#include <simgear/math/SGMath.hxx>
+
 FGButton::FGButton ()
   : is_repeatable(false),
     interval_sec(0),