attr_object (AttrObject)

An attribute object to be freed. The attribute object must have been created by a call to UniCreateAttrObject.

result (int) - returns

ULS_BADOBJ

The attribute object specified by attr_object is not a valid attribute object.
ULS_SUCCESS
All resources associated with the attribute object specified by the attr_object argument have been successfully deallocated.
For a full list of error codes and the decimal and hexadecimal values of the error codes, see Error Codes.