[Users] Cancel startup from password dialog

[Johan Vromans]

On Sun, 23 Oct 2016 16:49:50 +0100
Dave Howorth <dave at howorth.org.uk> wrote:

> > If your ps supports BSD syntax, yes.  
> 
> This is a strange observation. BSD syntax is normally taken to mean
> options written without a '-' character in front, like ps aux.
> ...
> So in neither case is the comment appropriate AFAICT. Fortunately, the
> version of ps used by linux does use -C to mean "Select by command
> name".

Well, my ps (Fedora 23) reports:

  $ ps -C foo
  error: unsupported option (BSD syntax)

Even though it is clearly in the docs:

       -C cmdlist
              Select by command name.  This selects the processes whose
              executable name is given in cmdlist.

Puzzling,
	Johan