ref: 21622cb6b9d0d169f1b87c20d5efe129e6e4e85d 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 $* }