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

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

one use

	golang.org/x/sys/unix (current package)
		bluetooth_linux.go#L32: 	SOL_HCI       = 0x0

The pages are generated with Golds v0.4.9. (GOOS=linux GOARCH=amd64)