return http_exchange(pSend, pReply, useLogin, maxRedirect);
        }else{
          fossil_warning("HTTP Basic Authorization failed.");
          if( g.zHttpAuth ){
            free(g.zHttpAuth);
            g.zHttpAuth = 0;
          }
          transport_close(GLOBAL_URL());
          return http_exchange(pSend, pReply, useLogin, maxRedirect);
        }
      }
      if( rc!=200 && rc!=302 ){
        int ii;
        for(ii=7; zLine[ii] && zLine[ii]!=' '; ii++){}
        while( zLine[ii]==' ' ) ii++;