K 10
svn:author
V 3
pfg
K 8
svn:date
V 27
2014-07-22T23:29:54.899160Z
K 7
svn:log
V 290
Avoid possible cast degradation.

For consistency with r268985 for fputs.c, assign iov_len
first, avoiding the cast to uio_resid (int in stdio)
from degrading the value.

We currently don't support lengths higher than INT_MAX so
this change is little more than cosmetic.

MFC after:	3 days

END