Spotted by Koizumi Satoru.
<para>
In addition, the DATE type can be handled in the same way. The
- program has to include <filename>pg_types_date.h</filename>, declare a host variable
+ program has to include <filename>pgtypes_date.h</filename>, declare a host variable
as the date type and convert a DATE value into a text form using
<function>PGTYPESdate_to_asc()</function> function. For more details about the
pgtypes library functions, see <xref linkend="ecpg-pgtypes">.