The following bug has been logged online:

Bug reference: 2158
Logged by: Umberto Leandro Kaizer
Email address: beto (AT) reichert (DOT) com.br
PostgreSQL version: 8.1
Operating system: windows 2000 server
Description: psql
Details:

Welcome to psql 8.1.1, the PostgreSql interactive terminal.
Type: \copyright for distribuitions terms
\h for help with SQL commands
\? for help with psql commands
\g for terminate with semicolon to execute query
\q quit

warning: Console code page (437) differs from Windows code page (1252)
8-bit characters may not work correctly. See psql reference page
"Notes for Windows users"for details.
postgres=# \?
'more' is not recognized as an internal or external command, operable
program or batch file.

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