ION_OK</TT
> status; guaranteed if one calls
       <CODE
CLASS="FUNCTION"
>PQregisterEventProc</CODE
> right after obtaining a good
       <TT
CLASS="STRUCTNAME"
>PGconn</TT
>.  When returning a failure code, all
       cleanup must be performed as no <TT
CLASS="LITERAL"
>PGEVT_CONNDESTROY</TT
>
       event will be sent.
      </P
></DD
><DT
><A
NAME="LIBPQ-PGEVT-CONNRESET"
></A
><TT
CLASS="LITERAL"
>PGEVT_CONNRESET</TT
></DT
><DD
><P
>       The connection reset event is fired on completion of
       <CO