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>
Signed-off-by: Florian Fainelli <florian@openwrt.org> SVN-Revision: 36873
SVN-Revision: 21808
SVN-Revision: 21806