const golang.org/x/sys/unix.PERF_ATTR_SIZE_VER3

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L2213: 	PERF_ATTR_SIZE_VER3                         = 0x60

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