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

one use

	golang.org/x/sys/unix (current package)
		zsysnum_linux_amd64.go#L344: 	SYS_URETPROBE               = 335

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