[PATCH cygport] Add initial support for SOURCE_DATE_EPOCH

[ASSI]

Christian Franke via Cygwin-apps writes:
> If binutils, gzip and tar also would support this, the patch would be
> empty :-)

GZip has -n though and GNU tar --mtime and --clamp-mtime, so why not use
that?


Regards,
Achim.
-- 
+<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+

Waldorf MIDI Implementation & additional documentation:
http://Synth.Stromeko.net/Downloads.html#WaldorfDocs