ref: 2c9f4c21ad0b5e66f06a3613f6e21d5fe9f0da6a dir: /rc/bin/mail/
#!/bin/rc switch($#*){ case 0 exec upas/nedmail } switch($1){ case -f* -r* -c* -m* exec upas/nedmail $* case * exec upas/marshal -8 $* }