Fal::unlink() 

\nn\t3::Fal()->unlink($uidOrObject = NULL); 

Deletes a SysFile and all associated SysFileReferences. Alias to \nn\t3::Fal()->deleteSysFile()

| @return integer

public function unlink( $uidOrObject = null )
{
	return $this->deleteSysFile( $uidOrObject );
}