Patch merged into coreboot/master: util/kconfig: Set parameter of mkdir to only one for mingw.

the following patch was just integrated into master:
commit 2f3fd2640f0630760497f59c6f5b137c1fb39e75
Author: zbao 
Date:   Sat Sep 26 06:20:53 2015 -0400

util/kconfig: Set parameter of mkdir to only one for mingw.

The second parameter is to set file permissions for the directory, which
    is not needed in mingw.

Change-Id: I88e317f075e8a39f0a280b3dd6e597d119f0f741
    Signed-off-by: Zheng Bao 
    Signed-off-by: Zheng Bao 
    Reviewed-on: http://review.coreboot.org/11723
    Tested-by: build bot (Jenkins)
    Reviewed-by: Martin Roth

See http://review.coreboot.org/11723 for details.

-gerrit