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Question about ioctls.h

To: linux-mips@oss.sgi.com
Subject: Question about ioctls.h
From: Martin Schulze <joey@finlandia.infodrom.north.de>
Date: Tue, 24 Jul 2001 01:03:43 +0200
Reply-to: Martin Schulze <joey@infodrom.north.de>
Sender: owner-linux-mips@oss.sgi.com
User-agent: Mutt/1.3.12i
Quoting <asm/ioctls.h>:

> #if defined(__USE_MISC) || defined (__KERNEL__)
> #define tIOC            ('t' << 8)
> #endif

Could somebody try to explain this to me?  I'm especially interested
in the #if part.  Why isn't tIOC defined normally?  It is used later.
in the file - and it is used externally by rp-pppoe for example.

Regards,

        Joey

-- 
All language designers are arrogant.  Goes with the territory...
        -- Larry Wall

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