The --preserve=timestamps is a gnu cp extension, and thus not
available on all our platforms. Replaced by equivalent tar hack.
Signed-off-by: Fridrich Štrba <fridrich.strba@bluewin.ch>
(cherry picked from commit a22d8e9fbecfe6f2febdf4f85892f00e48ad0b79)
Signed-off-by: Andras Timar <timar74@gmail.com>
Signed-off-by: Bjoern Michaelsen <bjoern.michaelsen@gmail.com>