cidr docco

I just noticed that the sample pg_hba.conf in the docs doesn't contain
any use of CIDR masks - here's a patch that adds  a couple of  sample
lines and associated comments.

Sorry for the lateness - I should have done this a month ago.

cheers

andrew
Index: client-auth.sgml
===================================================================
RCS file: /projects/cvsroot/pgsql-server/doc/src/sgml/client-auth.sgml,v
retrieving revision 1.53
diff -c -r1.53 client-auth.sgml
*** client-auth.sgml    26 Jul 2003 13:50:01 -0000    1.53
--- client-auth.sgml    7 Aug 2003 19:05:41 -0000
***************
*** 451,462 ****
--- 451,472 ----
  # TYPE  DATABASE    USER        IP-ADDRESS        IP-MASK           METHOD
  host    all         all         127.0.0.1         255.255.255.255   trust

+ # The same as the last line but using a CIDR mask
+ #
+ # TYPE  DATABASE    USER        IP-ADDRESS/CIDR-mask  METHOD
+ host    all         all         127.0.0.1/32          trust
+
  # Allow any user from any host with IP address 192.168.93.x to connect
  # to database "template1" as the same user name that ident reports for
  # the connection (typically the Unix user name).
  #
  # TYPE  DATABASE    USER        IP-ADDRESS        IP-MASK           METHOD
  host    template1   all         192.168.93.0      255.255.255.0     ident sameuser
+
+ # The same as the last line but using a CIDR mask
+ #
+ # TYPE  DATABASE    USER        IP-ADDRESS/CIDR-mask  METHOD
+ host    template1   all         192.168.93.0/24       ident sameuser

  # Allow a user from host 192.168.12.10 to connect to database
  # "template1" if the user's password is correctly supplied.