CheckUserAvailable()

This function will report whether a name exists as either an alias or as a mailbox on the domain.

Input Parameters

Four strings:

   Administrative username,
   Administrative password,
   Domain name,
   Name to check
   

Return Values

If successful, the return value of the function will be 1 if the user name is available, -3 if already in use.

Consult the Result Code Table for a list of result codes and their meaning.