The function DeletePoint (_DeletePoint@4 in the Stdcallcall convention) is optional. It is called if the I/O was deleted in the process D2000 CNFprocess.
Return code
Code
Description
RQ_OK
Request has been executed OK.
RQ_ERR
An error occurred (the device does not communicate or is out of service, or there is
any
another error).
RQ_IGNORED
The function was ignored and the station status is not changed.