   </P
></LI
><LI
><P
>      
      <TT
CLASS="ENVAR"
>PGPORT</TT
> behaves the same as the <A
HREF="libpq-connect.html#LIBPQ-CONNECT-PORT"
>port</A
> connection parameter.
     </P
></LI
><LI
><P
>      
      <TT
CLASS="ENVAR"
>PGDATABASE</TT
> behaves the same as the <A
HREF="libpq-connect.html#LIBPQ-CONNECT-DBNAME"
>dbname</A
> connection parameter.
      </P
></LI
><LI
><P
>      
      <TT
CLASS="ENVAR"
>PGUSER</TT
> behaves the same as the <A
HREF="libpq-connect.html#LIBPQ-CONNECT-USER"
>user</A
> co