git: 9front

ref: 600d028eff0b49308bb4a9fb23f1fe4f9947def9
dir: /sys/src/9/

bcm/
boot/
ip/
kw/
mkfile
mtx/
omap/
pc/
pc64/
port/
ppc/
sgi/
teg2/
xen/
zynq/