[PATCH V2] ocserv: fix ipv6 tun control on OpenBSD

[Nikos Mavrogiannopoulos]

On Wed, 2016-06-01 at 19:10 +0200, Andrew Karpow wrote:
> This fixes ipv6 tunnel support on OpenBSD. OpenBSD network stack
> doesn't
> enable the multicast flag on tun devices like FreeBSD - but this is
> obligatory for ipv6.
> 
> Error message without this patch:
> main: tun.c:260: tun0: Error setting IPv6: Invalid argument

Applied, thank you.