Fix bug: RequestAuth always says not authenticated

git-svn-id: http://svn.code.sf.net/p/xmlrpc-c/code@2606 98333e67-4a24-44d7-a75c-e53540dd3050
Release 1.38.02

git-svn-id: http://svn.code.sf.net/p/xmlrpc-c/code@2607 98333e67-4a24-44d7-a75c-e53540dd3050