Add documentation for Windows on how to set an environment variable.

Backpatch to 8.2.X.

diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index b9726aa6a5a4120268adfa51afa7c4b7f443f8ea..aa160b5a6fcbb8c1273301c9ca6f500de66d2972 100644 (file)
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -1,4 +1,4 @@
-<!-- $PostgreSQL: pgsql/doc/src/sgml/libpq.sgml,v 1.220.2.1 2007/01/30 22:29:40 momjian Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/libpq.sgml,v 1.220.2.2 2007/02/04 03:58:58 momjian Exp $ -->
 
  <chapter id="libpq">
   <title><application>libpq</application> - C Library</title>
@@ -4350,6 +4350,13 @@ service names and parameters. This file can be used for client-only
 installs too. The file's location can also be specified by the
 <envar>PGSYSCONFDIR</envar> environment variable.
 </para>
+
+<para>
+To set environment variables on Windows, from <literal>My Computer</>,
+choose <literal>View System Information</>, and from the <literal>Advanced</>
+tab, choose <literal>Environment Variables</>, then add a user or system
+variable.
+</para>
 </sect1>