[PATCH app-xdm 3/4] man: provide info even when features are missing at configuration time

[Mark Kettenis]

> From: Gaetan Nadon <memsize at videotron.ca>
> Date: Sat, 21 Aug 2010 19:31:56 -0400
> 
> Some resources are not applicable if some features are not present
> such as arc4random function and random data source.
> 
> There is no harm done in providing this information and stating when
> it is applicable.

I disagree.  

> +This resource is valid only when the arc4random() function
> +has been detected at installation.

How should a non-technical know whether arc4random() is present on the
system?