perl -i -pe 's/xxDEBVERxx/$(DEBVER)/g' $(BUILD)/$(DEBSRC)/cp210x.c
perl -i -pe 's/xxDEBVERxx/$(DEBVER)/g' $(BUILD)/$(DEBSRC)/cp210x.c.karmic
perl -i -pe 's/xxDEBVERxx/$(DEBVER)/g' $(BUILD)/$(DEBSRC)/cp210x.c.lucid
perl -i -pe 's/xxDEBVERxx/$(DEBVER)/g' $(BUILD)/$(DEBSRC)/cp210x.c
perl -i -pe 's/xxDEBVERxx/$(DEBVER)/g' $(BUILD)/$(DEBSRC)/cp210x.c.karmic
perl -i -pe 's/xxDEBVERxx/$(DEBVER)/g' $(BUILD)/$(DEBSRC)/cp210x.c.lucid