Use the timestamp from the enviroment SOURCE_DATE_EPOCH
if set instead of the build time.
Fixes reproducible builds for certain firmware images.
Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
mostly implicit defines due to missing includes plus one const that
shouldn't be one.
Signed-off-by: Felix Kaechele <felix@kaechele.ca>
SVN-Revision: 47865