Make sure the `configure' scripts doesn't fail when trying to guess the

domainname of the machine and there are multiple `domainname' and `search'
entries in /etc/resolv.conf.

PR: 2710


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@81817 13f79535-47bb-0310-9956-ffa450edef68