sed: Can't open /usr/web/plan9/sources.html --rw-rw-rw- miller sys 20 May 30 2016 email --rw-rw-r-- miller sys 29 May 30 2016 files --rw-rw-r-- miller sys 0 May 30 2016 notes --rw-rw-r-- miller sys 16997 May 30 2016 ramfs.c --rw-rw-r-- miller sys 16325 May 30 2016 ramfs.c.orig --rw-rw-r-- miller sys 313 May 30 2016 readme sed: Can't open /usr/web/plan9/sources.html