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

one use

	golang.org/x/sys/unix (current package)
		zsysnum_linux_amd64.go#L342: 	SYS_IO_PGETEVENTS           = 333

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