2569215f43
if the driver attemping to load is not zink and not software, then attempt a zink fallback on failure this conservatively handles the case of "only zink is built", though it is going to be noticeably slower at startup than loading zink directly Reviewed-by: Adam Jackson <ajax@redhat.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16168>