Symbol: vrefcnt
sys/fs/ptyfs/ptyfs_vnops.c
776
if (vrefcnt(vp) > 1)
sys/kern/vfs_vnode.c
256
vrefcnt(struct vnode *vp)
sys/ufs/lfs/lfs_vnops.c
1331
if (vrefcnt(vp) > 1) {
sys/ufs/lfs/lfs_vnops.c
1358
if (vrefcnt(ap->a_vp) > 1) {