*** pgsql/src/timezone/tznames/README	2008/03/21 13:23:29	1.3
--- pgsql/src/timezone/tznames/README	2009/09/06 15:25:23	1.4
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*** 1,4 ****
! $PostgreSQL: pgsql/src/backend/access/gin/README,v 1.5 2008/03/20 17:55:14 momjian Exp $
  
  tznames
  =======
--- 1,4 ----
! $PostgreSQL: pgsql/src/timezone/tznames/README,v 1.3 2008/03/21 13:23:29 momjian Exp $
  
  tznames
  =======
*************** Your set of time zone names can then be
*** 23,27 ****
  For the time being you can always add your own set.
  
  The files named Africa.txt, etc, are not intended to be used directly as
! timezone abbreviation files.  They contain reference definitions of timezone
  names that can be copied into a custom abbreviation file as needed.
--- 23,31 ----
  For the time being you can always add your own set.
  
  The files named Africa.txt, etc, are not intended to be used directly as
! time zone abbreviation files. They contain reference definitions of time zone
  names that can be copied into a custom abbreviation file as needed.
+ 
+ Note that these files (*.txt) are already a subset of the zic timezone
+ database files: we tried to list only those time zones that (according to
+ the zic timezone database) appear to be still in use.