note 48422 added to ref.printer

When I used printer_open() function, the following error is generated; I am using this php in Linux. What may be the problem, and please if anybody has any idea regarding this please write to me as soon as possible. Thanks Fatal error: Call to undefined function: printer_open() ---- Manual Page -- http://www.php.net/manual/en/ref.printer.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+48422 Delete -- http://master.php.net/manage/user-notes.php?action=delete+48422&report=yes Reason: bad code -- http://master.php.net/manage/user-notes.php?action=delete+48422&report=yes&reason=bad+code Reason: spam -- http://master.php.net/manage/user-notes.php?action=delete+48422&report=yes&reason=spam Reason: useless example -- http://master.php.net/manage/user-notes.php?action=delete+48422&report=yes&reason=useless+example Reason: contains commercial links -- http://master.php.net/manage/user-notes.php?action=delete+48422&report=yes&reason=contains+commercial+links Reason: useless note -- http://master.php.net/manage/user-notes.php?action=delete+48422&report=yes&reason=useless+note Reject -- http://master.php.net/manage/user-notes.php?action=reject+48422&report=yes Search -- http://master.php.net/manage/user-notes.php