[libvirt] [PATCH 3/7] configure: remove duplicit check for sys/un.h

[Erik Skultety]

On Tue, Sep 25, 2018 at 05:23:46PM +0200, Ján Tomko wrote:
> Commit 7c08fcc4 added this one.
>
> Signed-off-by: Ján Tomko <jtomko at redhat.com>
> ---
Reviewed-by: Erik Skultety <eskultet at redhat.com>