Based on suggestions from Jonathan Leto and Joshua Tolley.
-<!-- $PostgreSQL: pgsql/doc/src/sgml/plhandler.sgml,v 1.10 2010/04/03 07:22:55 petere Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/plhandler.sgml,v 1.11 2010/06/08 20:12:59 rhaas Exp $ -->
<chapter id="plhandler">
<title>Writing A Procedural Language Handler</title>
and returning the type <type>language_handler</type>. This
special pseudotype identifies the function as a call handler and
prevents it from being called directly in SQL commands.
+ For more details on C language calling conventions and dynamic loading,
+ see <xref linkend="xfunc-c">.
</para>
<para>