K 10
svn:author
V 3
pjd
K 8
svn:date
V 27
2010-06-17T19:06:11.579315Z
K 7
svn:log
V 258
MFC r209186,r209187:

r209186:

BIO_DELETE contains range we want to delete and doesn't provide any useful
data, so there is no need to copy it to userland.

r209187:

'unit' can be negative, so use signed type for it.

Found by:	Coverity Prevent
CID:		3731

END