- K&R -> ANSI prototype [O]
- Do not bother to do free right before exit() or execve() [O]
- Remove some dead code in addarg()
- Make additional parameters specified in mailer.conf(5)
actually work and document the fact. [N]
- Avoid using __progname but instead use getprogname()
and setprogname() to provide more sensible messages. [O, N]
- Update $OpenBSD$ and $NetBSD$ to reflect the fact that we
have sync'ed with their code.
- WARNS=6
Obtained from/Inspired by: OpenBSD [O], NetBSD [N] (partially)