[patch] ia64 compile fix

[Roland McGrath]

> In order to compile 2.2-cvs under Linux/ia64 I need the following
> patch. Basically localdef.h relies on __LC_LAST being defined hence it
> seems reasonable for it to include "config.h" where it is defined.
> 
> Or am I missing something?

There must be something wrong in your build.  config.h is always implicitly
included before the code via the -include .../libc-symsbols.h switch in
CPPFLAGS.