ref: 2e5e5cde710255d9f6ba8255a7e11f9d38b3e88a 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 $* }