sed: Can't open /usr/web/plan9/sources.html This patch adds export (exportfs) system call. The original patch was done by rsc (Russ) and brucee for Ranbgoom in 2006 and re-applied to the latest Labs kernel in early 2015 (4/2015) by me. exportfs.c was adapted from Inferno. sed: Can't open /usr/web/plan9/sources.html