-# Place -D or -U options here for C sources
-CDEFS = -DF_CPU=$(F_CPU)UL
-CDEFS += -DDESCRIPTION=$(DESCRIPTION)
-CDEFS += -DVENDOR_ID=$(VENDOR_ID)
-CDEFS += -DPRODUCT_ID=$(PRODUCT_ID)
-CDEFS += -DMANUFACTURER=$(MANUFACTURER)
-CDEFS += -DPRODUCT=$(PRODUCT)
-ifdef MOUSE_DELAY_TIME
-CDEFS += -DMOUSE_DELAY_TIME=$(MOUSE_DELAY_TIME)