Instead of overwriting NOSTDINC_FLAGS our Makefile should extend NOSTDINC_FLAGS. The kernel also sets some options in NOSTDINC_FLAGS and we should not overwrite them. Without this change backports included the stddef.h from the libc. Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx> --- backport/Makefile.kernel | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/backport/Makefile.kernel b/backport/Makefile.kernel index 5c966974..62baa945 100644 --- a/backport/Makefile.kernel +++ b/backport/Makefile.kernel @@ -4,7 +4,7 @@ ifeq ($(CONFIG_BACKPORT_INTEGRATE),) backport-cc-disable-warning = $(call try-run,\ $(CC) $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) -W$(strip $(1)) -c -x c /dev/null -o "$$TMP",-Wno-$(strip $(1))) -NOSTDINC_FLAGS := \ +NOSTDINC_FLAGS += \ -I$(M)/backport-include/ \ -I$(M)/backport-include/uapi \ -I$(M)/include/ \ @@ -21,7 +21,7 @@ export backport_srctree = $(M) else export BACKPORT_DIR = backports/ export backport_srctree = $(BACKPORT_DIR) -NOSTDINC_FLAGS := \ +NOSTDINC_FLAGS += \ -I$(BACKPORT_DIR)/backport-include/ \ -I$(BACKPORT_DIR)/backport-include/uapi \ -I$(BACKPORT_DIR)/include/ \ -- 2.20.1 -- To unsubscribe from this list: send the line "unsubscribe backports" in