result (int) - returns

ULS_BADOBJ

The locale object specified by locale_object is not a valid locale object.
ULS_NOMEMORY
Insufficient memory to create the attribute object.
ULS_SUCCESS
Successful completion; attr_object points to a valid attribute object.
ULS_UNSUPPORTED
The attribute name specified in AttrName is not supported by the locale_object.
For a full list of error codes and the decimal and hexadecimal values of the error codes, see Error Codes.