24 Feb
2021
24 Feb
'21
10:18 a.m.
Some additions:
Systems with /bin a symlink to /usr/bin
Digital UNIX 4.0
Tru64 UNIX 5.0 to 5.1B
HP-UX 11i 11.23 and 11.31
Systems with separate /bin and /usr/bin
SCO UNIX 3.2 V4.0 to V4.2
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The more I learn the better I understand I know nothing.