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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L2719: 	PTRACE_GET_RSEQ_CONFIGURATION               = 0x420f

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