Skip the nested include kludge of the subreq doesn't exist because

it wasn't permitted.  This avoids dereferencing a null pointer.

PR: 2037
Obtained from:
Submitted by:
Reviewed by:


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@80881 13f79535-47bb-0310-9956-ffa450edef68