On Tue, 15 Jan 2019 at 05:29, <changqing.li at windriver.com> wrote: > +PACKAGECONFIG ??= "${@bb.utils.contains('DISTRO_FEATURES', 'x11', 'glx', 'gbm', d)}" Should this be: PACKAGECONFIG ??= "${@bb.utils.contains('DISTRO_FEATURES', 'x11', 'glx', '', d)} gbm" ie always gbm, and glx if X11 is available? Ross