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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L960: 	ETHTOOL_F_UNSUPPORTED                       = 0x1

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