[PATCH] Always run check-abi as part of testsuite

[David Miller]

From: Roland McGrath <roland@hack.frob.com>
Date: Thu, 26 Apr 2012 11:31:56 -0700 (PDT)

> I'm ambivalent about this change going in before we fix up check-abi as
> we've been discussing.  But I don't object.

I think it's the right thing to do, and sooner rather than later.