.RB ` \-mailbox "' defaults to %mailspool%/$USER"
.RB ` \-file "' defaults to stdin"
.RB ` \-addr "' defaults to the current user"
.RB ` \-mailbox "' defaults to %mailspool%/$USER"
.RB ` \-file "' defaults to stdin"
.RB ` \-addr "' defaults to the current user"