Found using 'Wmissing-include-dirs' command option. Change-Id: I420b60341dfd0119b14e8492722af62e49fceff8 Signed-off-by: Elyes Haouas <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/coreboot/+/71554 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>