X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=simgear%2Fstructure%2Fevent_mgr.cxx;h=d4b573d00e84ea674529f5b22c32dac8401f8d37;hb=7dfb463ba9ac50e890718612cd6b55373b7cc4a8;hp=a62e83f91df7e26b94a7b42a2259eb02ef100b36;hpb=61f2f4b7618660e939be721b8bf425819657daa0;p=simgear.git

diff --git a/simgear/structure/event_mgr.cxx b/simgear/structure/event_mgr.cxx
index a62e83f9..d4b573d0 100644
--- a/simgear/structure/event_mgr.cxx
+++ b/simgear/structure/event_mgr.cxx
@@ -1,5 +1,7 @@
 #include "event_mgr.hxx"
 
+#include <simgear/math/SGMath.hxx>
+
 void SGEventMgr::add(SGCallback* cb,
                      double interval, double delay,
                      bool repeat, bool simtime)