Run the platform defconfig through kbuild, and handle the trivial case
where options merely move around.
Signed-off-by: NMarc Gonzalez <marc.w.gonzalez@free.fr>
[olof: refreshed due to some recent churn]
Signed-off-by: NOlof Johansson <olof@lixom.net>
Signed-off-by: NOlof Johansson <olof@lixom.net>