pg_hba.conf mention fix.

doc/TODO

@@ -264,6 +264,7 @@ SOURCE CODE
 * Remove SET KSQO option now that OR processing is improved(Tom)
 * -Use macros to define NT open() file parameters, remove NT-specific defines
 * -Change CURRENT to OLD internally for rules (Bruce)
+* replace the use of fprint(stderr, ...) with elog() in backend code
 
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doc/src/sgml/protocol.sgml

@@ -106,7 +106,7 @@ Start-up is divided into an authentication phase and a backend start-up phase.
 
 <Para>
 Initially, the frontend sends a StartupPacket.  The postmaster uses this info
-and the contents of the pg_hba.conf(5) file to determine what authentication
+and the contents of the pg_hba.conf file to determine what authentication
 method the frontend must use.  The postmaster then responds with one of the
 following messages:
 </para>