# List any extra directories to look for libraries here.
EXTRALIBDIRS = $(RULESPATH)/ld
+DFU_UTIL ?= dfu-util
+
dfu-util: $(BUILD_DIR)/$(TARGET).bin sizeafter
- dfu-util $(DFU_ARGS) -D $(BUILD_DIR)/$(TARGET).bin
+ $(DFU_UTIL) $(DFU_ARGS) -D $(BUILD_DIR)/$(TARGET).bin