const golang.org/x/sys/unix.MOUNT_ATTR_SIZE_VER0

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L1971: 	MOUNT_ATTR_SIZE_VER0                        = 0x20

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