Hi, I'm getting link errors on these symbols, on a 10.4.9 Intel Mac: _GraphicsExportDoExport _GraphicsExportSetInputCGImage _GraphicsExportSetOutputHandle _GraphicsImportCreateCGImage _GraphicsImportGetNaturalBounds _GraphicsImportSetDataHandle _GraphicsExportSetInputCGBitmapContext does some framework need to be added to wx-config or something?