git: 9front

ref: 61a7e15cb1ddb7b08f9bcbdb035e39af3d6a5e8d
dir: /sys/src/cmd/upas/common/

appendfiletombox.c
aux.c
become.c
common.h
config.c
libsys.c
mail.c
makefile
mkfile
process.c
sys.h