Make tsync part of libSimGearCore when building shared libraries

[simgear.git] / simgear / misc / interpolator.cxx

diff --git a/simgear/misc/interpolator.cxx b/simgear/misc/interpolator.cxx
index 8720088ea4eaddf0ff382b1fe92374542b71e5ff..04a898cc739b90e1d17636acdf2971bb7f8fbc3a 100644 (file)
--- a/simgear/misc/interpolator.cxx
+++ b/simgear/misc/interpolator.cxx
@@ -16,8 +16,14 @@
 // along with this program; if not, write to the Free Software
 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
+#ifdef HAVE_CONFIG_H
+#  include <simgear_config.h>
+#endif
+
 #include "interpolator.hxx"
 
+#include <simgear/math/SGMath.hxx>
+
 void SGInterpolator::addNew(SGPropertyNode* prop, int nPoints)
 {
     // Set the property type to a double, if it isn't already, and