[PATCH] fix bug in autoconf-2.13 that keeps cross gcc from building on cygwin

[Nicholas Wourms]

Dan Kegel wrote:

>The only project that I think should be using my patch is the
>gcc project, and only until they update to autoconf 2.53.
>Everyone else should move to autoconf 2.53 asap.
>
I agree completely, in fact, the entire sources.redhat.com cvs tree 
needs to move on up to autoconf-2.53/automake-1.6.1/libtool-1.4.2 IMHO.

Cheers,
Nicholas