[Midnightbsd-cvs] [MidnightBSD/src] 2e63ff: split MAIL env var out into a "mail" capability

[Lucas Holt]

  Branch: refs/heads/master
  Home:   https://github.com/MidnightBSD/src
  Commit: 2e63ff5f8e52cc28175620dac3acedbf32834d7f
      https://github.com/MidnightBSD/src/commit/2e63ff5f8e52cc28175620dac3acedbf32834d7f
  Author: Lucas Holt <luke at foolishgames.com>
  Date:   2020-11-14 (Sat, 14 Nov 2020)

  Changed paths:
    M etc/login.conf

  Log Message:
  -----------
  split MAIL env var out into a "mail" capability

This allows it to be easily suppressed in, e.g., the "daemon" class where it
will not be properly expanded.