git: 9front

ref: 6fc8e2e20a7eab5352c7b01660d7e7ea66e716a4
dir: /sys/man/4/

0intro
acme
archfs
cdfs
cfs
cifs
consolefs
cwfs
dossrv
execnet
exportfs
ext2srv
factotum
flashfs
fs
ftpfs
hgfs
httpfile
import
iostats
keyfs
kfs
lnfs
mntgen
namespace
nfs
nntpfs
nusb
paqfs
plumber
ramfs
ratfs
rdbfs
rio
sacfs
snap
srv
tapefs
telco
u9fs
upasfs
vacfs
webcookies
webfs
wikifs