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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux_amd64.go#L206: 	PPPIOCGRASYNCMAP                 = 0x80047455

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