Has anyone seen this before? My GTK app used to compile and run, I'm not sure what has changed since:

object.Exception@../../.dub/packages/gtk-d-3.7.3/gtk-d/generated/gtkd/gtkd/Loader.d(125): Library load failed (libgtk-3.0.dylib): dlopen(libgtk-3.0.dylib, 258): Symbol not found: _gdk_quartz_drag_context_get_dragging_info_libgtk_only
  Referenced from: /usr/local/lib/libgtk-3.0.dylib
  Expected in: flat namespace
 in /usr/local/lib/libgtk-3.0.dylib