[TUHS] Did realloc ever zero the new memory?

Dave Horsfall dave at horsfall.org
Fri Sep 11 10:13:41 AEST 2015

On Thu, 10 Sep 2015, David wrote:

> I’ve just had a discussion with my boss about this and he claimed that 
> it did at one point and I said it hasn’t in all the unix versions I’ve 
> ever played with (v6, v7, sys III, V, BSD 2, 3, 4, SunOS and Solaris).

Only V6?  I did V5...  Tell that to the young kids of today, and they 
won't believe you.

> My question to this illustrious group is: Did any Unix or Unix like OS 
> ever zero fill on realloc?

Never in my lifetime, which meant that you got inspect someone's private 
messages and there's someone knocking at my door and



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