Add link to initdb in pg_hba.conf docs

Suggested by David G. Johnston 

Discussion: https://postgr.es/m/CAKFQuwYK4OqwoHscZi3yws-urv3NvVfoKHessyso5D=5qqChYQ@mail.gmail.com

diff --git a/doc/src/sgml/client-auth.sgml b/doc/src/sgml/client-auth.sgml
index 28c51d72613672fd14dd3ba582de4e2425a1eb88..b2a459fb0d11fc4ed916987d026cc47527f304b9 100644 (file)
--- a/doc/src/sgml/client-auth.sgml
+++ b/doc/src/sgml/client-auth.sgml
@@ -68,7 +68,7 @@
    cluster's data directory.
    (HBA stands for host-based authentication.) A default
    pg_hba.conf file is installed when the data
-   directory is initialized by <command>initdb>.  It is
+   directory is initialized by <xref linkend="app-initdb"/>.  It is
    possible to place the authentication configuration file elsewhere,
    however; see the  configuration parameter.