ref: fc6fd4b53d6cb61f16701e78a467d4b99cc65b43
dir: /sys/src/cmd/upas/binscripts/mkfile.rc/
RCFILES=mail.rc all:Q: ; installall:Q: install ; install:V: cp mail.rc /rc/bin/mail safeinstall:V: cp mail.rc /rc/bin/mail safeinstallall:V: cp mail.rc /rc/bin/mail clean:Q: ; nuke:V: rm -f /rc/bin/mail