Index: src/slic3r/GUI/EditGCodeDialog.hpp
--- src/slic3r/GUI/EditGCodeDialog.hpp.orig
+++ src/slic3r/GUI/EditGCodeDialog.hpp
@@ -119,7 +119,7 @@ class ParamsNode
 
 public:
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__OpenBSD__)
     wxIcon      icon;
 #else
     wxBitmap    icon;
