K 10
svn:author
V 2
ed
K 8
svn:date
V 27
2012-02-10T13:40:32.041003Z
K 7
svn:log
V 182
Detect file modification properly by using tv_nsec.

POSIX 2008 standardizes st_mtim, meaning we can simply use nanosecond
precision to detect file modification.

MFC after:	2 weeks

END