Add a compatibility note for the 'ldap' function.

(r1898219 in trunk)

[skip ci]

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1898220 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/docs/manual/expr.xml b/docs/manual/expr.xml
index c7329d124712e1210295c1803a362f93d5ac1767..dbe5ac2d4e7c63f0de0a457add2859fe98b42ac9 100644 (file)
--- a/docs/manual/expr.xml
+++ b/docs/manual/expr.xml
@@ -525,7 +525,8 @@ listfunction ::= listfuncname "<strong>(</strong>" word "<strong>)</strong>"
             regular file)</td><td>restricted</td></tr>
     <tr><td><code>ldap</code></td>
         <td>Escape characters as required by LDAP distinguished name escaping
-            (RFC4514) and LDAP filter escaping (RFC4515).</td><td></td></tr>
+            (RFC4514) and LDAP filter escaping (RFC4515).<br />
+            (Available in httpd 2.4.53 and later)</td><td></td></tr>
 
     </table>