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-rw-r--r--gtk2_ardour/canvas-imageframe.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/gtk2_ardour/canvas-imageframe.h b/gtk2_ardour/canvas-imageframe.h
index 6c2e5ab8b6..48c981cb36 100644
--- a/gtk2_ardour/canvas-imageframe.h
+++ b/gtk2_ardour/canvas-imageframe.h
@@ -16,7 +16,11 @@
#include <libgnomecanvas/libgnomecanvas.h>
#include <gtk/gtkenums.h>
+
+extern "C" {
+/* some versions of libart contain functions not inside an extern C block */
#include <libart_lgpl/art_misc.h>
+}
#include <libart_lgpl/art_pixbuf.h>