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

one use

	golang.org/x/sys/unix (current package)
		zsysnum_linux_amd64.go#L348: 	SYS_IO_URING_REGISTER       = 427

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