K 10
svn:author
V 6
kevans
K 8
svn:date
V 27
2020-02-05T14:00:27.275944Z
K 7
svn:log
V 251
wc(1): account for possibility of file == NULL

file could reasonably be NULL here if we we're using stdin. Albeit less
likely in normal usage, one could actually hit either of these warnings on
stdin.

ubmitted by:	sigsys@gmail.com
MFC after:	3 days

END