Fix cut-and-paste-o in TCP keepalives documentation.

diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 7008dc60a13b65a05cbf46feeb7019f5e4b686a1..5f0cd6b5b560fae4c9eb08885c826ce72f18a137 100644 (file)
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -489,8 +489,9 @@ SET ENABLE_SEQSCAN TO OFF;
        <para>
         On systems that support the TCP_KEEPCNT socket option, specifies how
         many keepalives may be lost before the connection is considered dead. 
-        A value of 0 uses the system default. If TCP_KEEPINTVL is not
-        supported, this parameter must be 0.
+        A value of 0 uses the system default. If TCP_KEEPCNT is not
+        supported, this parameter must be 0. This option is ignored
+        for connections made via a Unix-domain socket.
        </para>
       </listitem>
      </varlistentry>