X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FInstrumentation%2Fairspeed_indicator.cxx;h=d31fd7672fd53de1b7404beee0abe1295e71bc5d;hb=9fa790bcac7e535bb06cd228ae15178f1b10b26f;hp=0622f2103adfc2ac9d4c49880ccd597f80da1c28;hpb=362eb3b6702168d313ed94badd883f9a3343d527;p=flightgear.git

diff --git a/src/Instrumentation/airspeed_indicator.cxx b/src/Instrumentation/airspeed_indicator.cxx
index 0622f2103..d31fd7672 100644
--- a/src/Instrumentation/airspeed_indicator.cxx
+++ b/src/Instrumentation/airspeed_indicator.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 <math.h>
 
 #include <simgear/math/interpolater.hxx>