The SaveOptions field is normally set to "0" (NO normal save) or "1" (Normal save). If you just want to stop the "Do you want to save your changes" dialogue, while leaving all normal saving methods available, try this:
By submitting your email address, you agree to receive emails regarding relevant topic offers from TechTarget and its partners. You can withdraw your consent at any time. Contact TechTarget at 275 Grove Street, Newton, MA.
Set the field to computed type and give it a formula of @DeleteField.
Unlike "Never Save" ("0"), this setting just stops the "Do you want to save your changes" dialogue.
Works in v4.5/6, sorry, haven't checked the rest.