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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L972: 	ETHTOOL_GFEATURES                           = 0x3a

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