conf: fix build without libcap
conf: fix build without libcap

Signed-off-by: Dima Krasner <a19718756eff35a90f4b71e785b1fd6f0c24d8c8@securingsam.com>

ss1h2a3tw/lxc,federicobriata/lxc,caglar10ur/lxc,caglar10ur/lxc,aeris/lxc,thmo/lxc,terceiro/lxc,thmo/lxc,terceiro/lxc,ss1h2a3tw/lxc,federicobriata/lxc,thmo/lxc,hallyn/lxc,federicobriata/lxc,LynxChaus/lxc,LynxChaus/lxc,terceiro/lxc,LynxChaus/lxc,ss1h2a3tw/lxc,caglar10ur/lxc,hallyn/lxc,aeris/lxc,aeris/lxc,hallyn/lxc