Fix ``RewriteCond ... -l''.

Submitted by: Rein Tollevik <reint@sys.sol.no>
Reviewed by: Ralf S. Engelschall
PR: 2010


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@80713 13f79535-47bb-0310-9956-ffa450edef68