Mark the external visibility of imported decls.
Mark the external visibility of imported decls.

karies/cling,marsupial/cling,karies/cling,root-mirror/cling,root-mirror/cling,karies/cling,marsupial/cling,karies/cling,marsupial/cling,root-mirror/cling,root-mirror/cling,marsupial/cling,root-mirror/cling,karies/cling,marsupial/cling,root-mirror/cling,marsupial/cling,karies/cling