ref: 6ff5c10ffb06d10eee06f1d432f9cc4738496c07 dir: /sys/src/cmd/upas/misc/mail.rc/
#!/bin/rc switch($#*){ case 0 exec upas/nedmail } switch($1){ case -f* -r* -c* -m* exec upas/nedmail $* case * exec upas/marshal -8 $* }