Undo check out
Use this area of the Operations page to set options for DevOps Code ClearCase® file operations
performed from the undo check out window.
Require Confirmation
Prompts for confirmation when you cancel a checkout.
When you clear the check box, checkouts are canceled without prompts for confirmation and the default for saving files is accepted.
Save file if not identical to previous version
When canceling checkouts, modified files are saved with a .keep extension.