is useful for error details that are
     too security-sensitive or too bulky to include in the report
     sent to the client.
    </p></li><li class="listitem"><p>
     <code class="function">errdetail_log_plural(const char *fmt_singular, const char
     *fmt_plural, unsigned long n, ...)</code> is like
     <code class="function">errdetail_log</code>, but with support for various plural forms of
     the message.
     For more information see <a class="xref" href="nls-programmer.html#NLS-GUIDELINES" titl