That last fix didn't quite fix the USR1 problem. This one seems to.

Eliminate all the "listeners == NULL" code by making sure there's always
at least one listener, the default one.  This gets rid of some code
duplication.
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Submitted by:
Obtained from:


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@78334 13f79535-47bb-0310-9956-ffa450edef68