If the lookup for a DirectoryIndex name with content negotiation

has found matching variants, but none are acceptable, return the
negotiation result if there are no more DirectoryIndex names to lookup.

Submitted by: Petr Lampa and Roy Fielding
Reviewed by: Randy Terbush, Dean Gaudet


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@78145 13f79535-47bb-0310-9956-ffa450edef68