MNT_UNION
#define MOPT_UNION { "union", 0, MNT_UNION, 0 }
(sfb.f_flag & MNT_UNION) != 0) {
(uvp->v_mount->mnt_flag & MNT_UNION)) {
(searchdir->v_mount->mnt_flag & MNT_UNION)) {
(searchdir->v_mount->mnt_flag & MNT_UNION) != 0) {
if ((flags & MNT_UNION) != 0 && mp->mnt_vnodecovered == NULLVP) {
(vp->v_mount->mnt_flag & MNT_UNION)) {
{ MNT_UNION, 0, "union" }, \
MNT_SOFTDEP | MNT_SYMPERM | MNT_SYNCHRONOUS | MNT_UNION | MNT_NFS4ACLS | \
MNT_UNION | \
#define ST_UNION MNT_UNION