abuild:

abuild:

- add configure only mode to easily and quickly check Config.lb and Option.lb
  files
- fix up cross compiler handling
- don't use in-place sed, not all sed versions can do it
- use perl instead of date to avoid non-gnu date trouble

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Myles Watson <mylesgw@gmail.com>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3992 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1