Fix Error: board/dfu_signature.c:53:16: error: unknown attribute 'externally_visible' ignored
@@ -50,7 +50,7 @@ extern uint8_t _firmware_end[];
* Private Data
****************************************************************************/
-__attribute__((externally_visible)) locate_data(".dfu_signature")
+locate_data(".dfu_signature")
const struct dfu_signature dfu_sign =
{
(uint32_t)_firmware_start, /* Flash image start address */
