X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FInstrumentation%2Fkr_87.hxx;h=e59beba7b729cc2b6a340f000a8b69ff95b84f13;hb=2302f040953b030612e1c0cb47fc47414ddbed31;hp=0b57a8e5f1b0e3b30b8edb85ecf004d6d81bff5e;hpb=ef52b23e3a1aaf44d1a2283c920a70367960abff;p=flightgear.git

diff --git a/src/Instrumentation/kr_87.hxx b/src/Instrumentation/kr_87.hxx
index 0b57a8e5f..e59beba7b 100644
--- a/src/Instrumentation/kr_87.hxx
+++ b/src/Instrumentation/kr_87.hxx
@@ -34,6 +34,7 @@
 #include <Navaids/navlist.hxx>
 #include <Sound/morse.hxx>
 
+class SGSampleGroup;
 
 class FGKR_87 : public SGSubsystem
 {
@@ -104,6 +105,8 @@ class FGKR_87 : public SGSubsystem
     // internal periodic station search timer
     double _time_before_search_sec;
 
+    SGSharedPtr<SGSampleGroup> _sgr;
+
 public:
 
     FGKR_87( SGPropertyNode *node );