References: golang.org/x/sys/unix.TCA_ROOT

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

one use

	golang.org/x/sys/unix (current package)
		ztypes_linux.go#L3127: 	TCA_ROOT_COUNT        = 0x3

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