const os.O_WRONLY

5 uses

	os (current package)
		file.go#L76: 	O_WRONLY int = syscall.O_WRONLY // open the file write-only.
		file.go#L714: 	f, err := OpenFile(name, O_WRONLY|O_CREATE|O_TRUNC, perm)

	os/exec
		exec.go#L291: 		f, err = os.OpenFile(os.DevNull, os.O_WRONLY, 0)

	go.uber.org/zap
		sink.go#L157: 	return sr.openFile(path, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0666)

	testing
		testing.go#L1903: 			f, err = os.OpenFile(*testlog, os.O_WRONLY, 0)