On Sun, Jan 8, 2017, at 20:06, Doug McIlroy wrote:
if-fi and
case-esac notation from Algol came to shell [via Steve Bourne]
There was some pushback which resulted in the strange compromise
of if-fi, case-esac, do-done. Alas, the details have slipped from
memory. Help, scj?
My guess would be that it was because od already existed as the octal
dump tool. I think I heard it from someone else who was guessing on the
same basis actually.