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| function | MailInBoxIsOpen | ||||
| Other Library Functions | 
| Library: Mail Include: ommail.xin | Returns: Boolean True or false. | 
  define external switch function MailInBoxIsOpen
             value MailInBox this-MailInBox
This function returns true when the MailInBox is open, and false otherwise.
Argument:
Example:
MailInBoxOpen MyBox unless MailInBoxIsOpen MyBox
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