FN_CTIMECHANGE
if (fuse_libabi_geq(data, 7, 23) && fvdat->flag & FN_CTIMECHANGE) {
fuse_vnode_update(vp, FN_CTIMECHANGE);
if (fvdat->flag & FN_CTIMECHANGE) {
fvdat->flag &= ~(FN_MTIMECHANGE | FN_CTIMECHANGE);
if (flags & FN_CTIMECHANGE)
fuse_vnode_update(outvp, FN_MTIMECHANGE | FN_CTIMECHANGE);
fuse_vnode_update(vp, FN_MTIMECHANGE | FN_CTIMECHANGE);
fuse_vnode_update(vp, FN_MTIMECHANGE | FN_CTIMECHANGE);
fuse_vnode_update(vp, FN_MTIMECHANGE | FN_CTIMECHANGE);