Bug#538372: [PATCH] net: Support inclusion of <linux/socket.h> before <sys/socket.h>

[David Miller <davem@davemloft.net>]

From: Ben Hutchings <ben@decadent.org.uk>
Date: Sun, 04 Oct 2009 04:42:44 +0100

> From: Bastian Blank <waldi@debian.org>
> 
> The following user-space program fails to compile:
> 
>     #include <linux/socket.h>
>     #include <sys/socket.h>
>     int main() { return 0; }
> 
> The reason is that <linux/socket.h> tests __GLIBC__ to decide whether it
> should define various structures and macros that are now defined for
> user-space by <sys/socket.h>, but __GLIBC__ is not defined if no libc
> headers have yet been included.
> 
> It seems safe to drop support for libc 5 now.
> 
> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

Fair enough, applied to net-2.6, thanks.