X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FInstrumentation%2Fslip_skid_ball.cxx;h=b5a439158a7fb0c58fc75e27600093fc5ba8dbeb;hb=9fa790bcac7e535bb06cd228ae15178f1b10b26f;hp=2ee3bb12c0cfba29e787ef73dc3621ff67fae998;hpb=b1b4b7ecf48c4420d4445979c36cbf3f80be616a;p=flightgear.git

diff --git a/src/Instrumentation/slip_skid_ball.cxx b/src/Instrumentation/slip_skid_ball.cxx
index 2ee3bb12c..b5a439158 100644
--- a/src/Instrumentation/slip_skid_ball.cxx
+++ b/src/Instrumentation/slip_skid_ball.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 "slip_skid_ball.hxx"
 #include <Main/fg_props.hxx>
 #include <Main/util.hxx>