From 1a49362e3c4d409d2c69769e6605a0b9795fa685 Mon Sep 17 00:00:00 2001
From: Paul Licameli <paul.licameli@audacityteam.org>
Date: Sat, 30 Mar 2019 11:13:44 -0400
Subject: [PATCH] Fix Linux build

---
 src/Project.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Project.h b/src/Project.h
index 3b56e308c..71b2be9cf 100644
--- a/src/Project.h
+++ b/src/Project.h
@@ -36,7 +36,11 @@
 #include <memory>
 #include <wx/defs.h>
 #include <wx/log.h>
+
+// dragimgg.h uses this incomplete type without declaring it on some OSs !
+class wxMemoryDC;
 #include <wx/generic/dragimgg.h>
+
 #include <wx/frame.h> // to inherit
 #include <wx/intl.h>