On Thu, 2013-08-01 at 09:44 -0700, Eric Dumazet wrote:

'extern' in include files are an easy way to have a grep friendly
marker, and otherwise are harmless.

_You_ believe they are useless, other people think otherwise.

I believe I wrote superfluous.

I learned C 30 years ago, and using 'extern' is quite natural for me.

I think I've got a few years headstart on you.
All that means is we're both relatively old...

cheers, Joe