Patch merged into coreboot/master: c2bc6fd build system: prevent race on more tool binaries

the following patch was just integrated into master:
commit c2bc6fdc5b07d09545aa6be5312b4c1b841b6e26
Author: Patrick Georgi 
Date:   Mon Jul 7 12:25:30 2014 +0200

build system: prevent race on more tool binaries

ifdfake is the newest tool addition that leads to build time
    races on highly parallel builds.

Change-Id: I86289e50079da851dcc8e1c05c2536d5c03de87c
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/6197
    Tested-by: build bot (Jenkins)
    Reviewed-by: Edward O'Callaghan

See http://review.coreboot.org/6197 for details.

-gerrit