FS_VNODE_CAPABILITY_CLOSE
if (!HasVNodeCapability(vnode, FS_VNODE_CAPABILITY_CLOSE))
fNodeCapabilities.Set(FS_VNODE_CAPABILITY_CLOSE, fFSOps->close);
fNodeCapabilities.Set(FS_VNODE_CAPABILITY_CLOSE, fLowLevelOps.flush);
fNodeCapabilities.Set(FS_VNODE_CAPABILITY_CLOSE, fFS->ops.flush);
capabilities.Set(FS_VNODE_CAPABILITY_CLOSE, ops->close);