[TUHS] MPM macros and code from 2002

[Anthony Martin]

Jonathan Gray <jsg at jsg.id.au> once said:
> On Mon, Mar 17, 2025 at 08:50:36AM -0600, arnold at skeeve.com wrote:
> > A while back I found a copy of the MPM macros and code
> > that I undoubtedly got from Brian Kernighan.
>
> From the headers in mpm.shar, this is what Rob Pike posted to the 9fans
> list in 2002.
>
> https://marc.info/?l=9fans&m=111558829312191&w=2

This is taken from the second edition of Plan 9:

https://github.com/plan9foundation/plan9/tree/2e-1995-04-05/sys/src/cmd/pm
https://github.com/plan9foundation/plan9/blob/2e-1995-04-05/sys/man/6/mpm

Cheers,
  Anthony