--- Makefile.old 2022-01-10 17:07:50.475985407 +0100 +++ Makefile 2022-01-10 17:08:11.599433663 +0100 @@ -50,7 +50,7 @@ CC := $(CROSS_COMPILE)gcc endif CXFLAGS ?= -ggdb -CWFLAGS = -Wall -Werror -Wstrict-prototypes -Wextra -Wno-unused-parameter +CWFLAGS = -Wall -Wstrict-prototypes -Wextra -Wno-unused-parameter ifdef WARN_UNUSED CWFLAGS += -Wp,-D_FORTIFY_SOURCE=2 -O3 endif