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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L3699: 	XDP_PGOFF_TX_RING                           = 0x80000000

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