Error when attempting to activate plugin

I installed the plugin then went to network activate and got the following error:

Parse error: syntax error, unexpected T_FUNCTION in C:\inetpub\wwwroot\Intrablogs\wp-content\plugins\wpdirauth\wpDirAuth.php on line 2042

Please advise…

https://wordpress.org/plugins/wpdirauth/