rocedure.  This is intended to give developers an
        opportunity to attach to the server process with a debugger.
        This parameter cannot be changed after session start.
       </P
></DD
><DT
><A
NAME="GUC-PRE-AUTH-DELAY"
></A
><TT
CLASS="VARNAME"
>pre_auth_delay</TT
> (<TT
CLASS="TYPE"
>integer</TT
>)</DT
><DD
><P
>        If nonzero, a delay of this many seconds occurs just after a
        new server process is forked, before it conducts the
        authentication procedure.  This is intended t