sed: Can't open /usr/web/plan9/sources.html --rw-rw-rw- miller sys 20 Apr 19 2016 email --rw-rw-r-- miller sys 30 Apr 19 2016 files --rw-rw-r-- miller sys 0 Apr 19 2016 notes --rw-rw-r-- miller sys 29481 Apr 19 2016 proc.c --rw-rw-r-- miller sys 29503 Apr 19 2016 proc.c.orig --rw-rw-r-- miller sys 564 Apr 19 2016 readme sed: Can't open /usr/web/plan9/sources.html