Make various PUI widgets private.

[flightgear.git] / src / Instrumentation / mk_viii.cxx

diff --git a/src/Instrumentation/mk_viii.cxx b/src/Instrumentation/mk_viii.cxx
index 97eddc609bc5aa5b5d2544e8590c7bb0a21aadca..9b0ee2b480428d5d32f0c16010907d18e914071d 100644 (file)
--- a/src/Instrumentation/mk_viii.cxx
+++ b/src/Instrumentation/mk_viii.cxx
@@ -70,6 +70,7 @@
 #include <simgear/math/sg_random.h>
 #include <simgear/misc/sg_path.hxx>
 #include <simgear/sound/soundmgr_openal.hxx>
+#include <simgear/sound/sample_group.hxx>
 #include <simgear/structure/exception.hxx>
 
 using std::string;