[libvirt] [PATCH] lxc: ensure setns() syscall is defined

[Guido Günther]

Hi,
On Wed, Aug 26, 2015 at 03:53:43PM +0100, Daniel P. Berrange wrote:
> Older versions of glibc don't provide the setns() syscall
> function wrapper, so we must define it ourselves to prevent
> build failure on old distros.
> 
> Signed-off-by: Daniel P. Berrange <berrange at redhat.com>
> 
> Pushed as a RHEL-6 build-break fix

This also fixes the build on Debian Wheezy. Thanks!
 -- Guido