DEFAULT_CFLAGS += -Wextra
DEAFULT_CFLAGS += -Wstrict-prototypes
DEFAULT_CFLAGS += -Werror
+DEFAULT_CFLAGS += -Wno-error=unused-parameter
+DEFAULT_CFLAGS += -Wno-error=sign-compare
+DEFAULT_CFLAGS += -Wno-error=format
+DEFAULT_CFLAGS += -Wno-error=uninitialized
EXTRA_CFLAGS :=
CFLAGS := $(DEFAULT_CFLAGS) $(EXTRA_CFLAGS)