mod_negotiation: note that Content-Type is required in type-map variants (Bug 69775)

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1933745 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/docs/manual/mod/mod_negotiation.xml b/docs/manual/mod/mod_negotiation.xml
index 6b1b53e3e3a0826a067f81729a23dfbe4ce1f4b1..bfca3f48da7c9dfd067002834a2e0f84c048c78f 100644 (file)
--- a/docs/manual/mod/mod_negotiation.xml
+++ b/docs/manual/mod/mod_negotiation.xml
@@ -88,7 +88,9 @@ Negotiation</a></seealso>
 
       <dd>
         The <glossary ref="mime-type">MIME media type</glossary> of
-        the document, with optional parameters. Parameters are
+        the document, with optional parameters. Each variant should
+        include a <code>Content-Type</code> header; negotiation will
+        not work correctly for variants that lack one. Parameters are
         separated from the media type and from one another by a
         semi-colon, with a syntax of <code>name=value</code>. Common
         parameters include: