On 14/11/17 08:30, Joerg Reisenweber wrote:
> On Mon 13 November 2017 15:46:30 John Hughes wrote:
>> systemd didn't exist in 1991 when USL decided that for SVR4.2 /bin, /lib
>> and /sbin should just be symlinks to /usr.
> And when did USL (whoever that is)

USL = UNIX System Laboratories, the successors to the more informal USG
(Unix Systems Group) inside AT&T.

> decide that SVR4.2 doesn't care about being
> able to run on any ARM SoC?

Of course SVR4.2 could be ported to an ARM SoC -- you'd just put /stand
on the internal NAND.  (/stand was the SVR4.2 name for what Linux called
/boot).

> And how's that relevant for Linux?

Those who do not understand UNIX are condemned to reinvent it, poorly.