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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux_amd64.go#L310: 	SO_INCOMING_NAPI_ID              = 0x38

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