bug#10578: 24.0.92; No png images on OpenSUSE 12.1

[Eli Zaretskii]

> From: Juanma Barranquero <lekktu@gmail.com>
> Date: Thu, 26 Jan 2012 05:26:43 +0100
> Cc: Eli Zaretskii <eliz@gnu.org>, 10578@debbugs.gnu.org
> 
> all warnings of type `display' are assumed to be equivalent and only
> the most recent one is displayed; the rest are discarded.

Why not the first one?  More often than not, the others, if different,
will be the consequences of the first one, which is the root cause.
And if they are all identical, it doesn't matter which one you show ;-)