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From: Michael S <already5chosen@yahoo.com>
Newsgroups: comp.lang.c
Subject: Re: do { quit; } else { }
Date: Wed, 9 Apr 2025 14:23:03 +0300
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On Wed, 9 Apr 2025 12:58:08 +0200
Janis Papanagnou <janis_papanagnou+ng@hotmail.com> wrote:

> On 09.04.2025 11:42, David Brown wrote:
> > On 08/04/2025 18:28, bart wrote:  
> >> [...]  
> > 
> > I believe the meaning of "extern" in combination with other
> > storage-class specifiers was picked to work with existing old code
> > from before "extern" was added to the language.  
> 
> Assuming you mean the "C" language I don't quite understand the last
> part of the sentence. Wasn't 'extern' already in "K&R" - so what was
> "the language" before the addition of 'extern'?
> 
> Or did you just mean to say "[...] before _combinations_ of 'extern'
> and other storage-class specifier were added to the language."
> 
> Janis, puzzled
> 

K&R was published in 1978, 5 years after C got its first users.
Back in 1973-74 C language was significantly different from what it
became few years later.