27     protected $dbcon = 0;  variable in auth_plugin_authdrupal7
211         if($this->dbcon) {
309         if(!$this->dbcon) {
318                     $this->dbcon = $con;
344         if($this->dbcon) {
345             mysql_close($this->dbcon);
346             $this->dbcon = 0;
367         if($this->dbcon) {
368             $result = @mysql_query($query, $this->dbcon);
375             $this->_debug('MySQL err: '.mysql_error($this->dbcon), -1, __LINE__, __FILE__);
390         if($this->dbcon) {
391             $string = mysql_real_escape_string($string, $this->dbcon);
430         if($this->dbcon) {
431             $result = @mysql_query($query, $this->dbcon);
433                 $rc = mysql_insert_id($this->dbcon); //give back ID on insert
436             $this->_debug('MySQL err: '.mysql_error($this->dbcon), -1, __LINE__, __FILE__);
461         if($this->dbcon) {
487         if($this->dbcon) {