[PATCH] Clarify help strings for disabled features in configure

[Dan Nicholson]

On Tue, Apr 13, 2010 at 11:46 AM, Yaakov (Cygwin/X)
<yselkowitz at users.sourceforge.net> wrote:
> From: Yaakov Selkowitz <yselkowitz at users.sourceforge.net>
>
> Features which are disabled by default use the --enable-* syntax to show
> how they need to be passed to override the default.
>
> Signed-off-by: Yaakov Selkowitz <yselkowitz at users.sourceforge.net>

Reviewed-by: Dan Nicholson <dbn.lists at gmail.com>