[fixinc patch] Add disabled hacks from old fixincludes 3/5

[Bruce Korb]

Nathanael Nerode wrote:
> 
> This one is hard to test since I don't know anyone with a machine it
> should trigger on.  :-P  But it at least sort of works, doing the
> right thing with 'make check' when enabled.
> 
> Bruce, OK for mainline?

It's the best you can do:  document the fixes you're reasonably sure
are pointless just in case you get a squawker.  If someone squawks,
then you have a tester.  :-)  Do it.  Thank you.