K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2014-11-03T10:01:56.561289Z
K 7
svn:log
V 191
When other end of the pipe closed during the write, but some bytes
were written, return short write instead of EPIPE.

Update comment.

Discussed with:	bde (long time ago)
MFC after:	2 weeks

END