wm: teppich

ref: 3b735b0c7ea632cc7c861cfe85b161da5cce5e36
dir: /cmd/

cal.c
cat.c
check.c
clear.c
echo.c
id.c
login.c
ls.c
memory.c
od.c
rc.c
rc.h
reboot.c
wc.c