[PATCH] buildsys: headers target should not depend on sysnum.h

[Bernhard Reutner-Fischer]

On Tue, Jan 04, 2011 at 11:36:12AM +0100, Carmelo AMOROSO wrote:
>From: Filippo Arcidiacono <filippo.arcidiacono at st.com>
>
>The generation of the sysnum.h has to be a prerequisite of
>'pregen' target instead of headers, because it needs the compiler
>already available.
>The so called C bootstrap headers are required to build the compiler
>by invoking 'make headers', so the 'headers' target cannot relies itself
>on the compiler to be invoked.

please add sysnum.h to pregen-headers-y instead.
TIA,