X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fmono_panner_editor.h;h=5c8e5cfa185f12768159642db8be00b6dc29078e;hb=54fd56de755a44420d906ad660b18c2d671f1057;hp=f8b12cf25c3bc2118e34158dfeb2f7c43b2cb00c;hpb=22b07e0233a29d9633ffa825a79503befaf2e16e;p=ardour.git

diff --git a/gtk2_ardour/mono_panner_editor.h b/gtk2_ardour/mono_panner_editor.h
index f8b12cf25c..5c8e5cfa18 100644
--- a/gtk2_ardour/mono_panner_editor.h
+++ b/gtk2_ardour/mono_panner_editor.h
@@ -17,6 +17,9 @@
 
 */
 
+#ifndef __gtk_ardour_mono_panner_editor_h__
+#define __gtk_ardour_mono_panner_editor_h__
+
 #include <gtkmm.h>
 #include "panner_editor.h"
 
@@ -41,3 +44,5 @@ private:
 
 	PBD::ScopedConnectionList _connections;
 };
+
+#endif // __gtk_ardour_mono_panner_editor_h__