ifeq ($(strip $(PRINTING_ENABLE)), yes)
OPT_DEFS += -DPRINTING_ENABLE
SRC += $(QUANTUM_DIR)/process_keycode/process_printer.c
SRC += $(TMK_DIR)/protocol/serial_uart.c
endif
ifeq ($(strip $(PRINTING_ENABLE)), yes)
OPT_DEFS += -DPRINTING_ENABLE
SRC += $(QUANTUM_DIR)/process_keycode/process_printer.c
SRC += $(TMK_DIR)/protocol/serial_uart.c
endif