const golang.org/x/sys/unix.NFT_TUNNEL_F_MASK

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L2233: 	NFT_TUNNEL_F_MASK                           = 0x7

The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)