Function SCNetworkInterfaceGetInterface

pub unsafe extern "C-unwind" fn SCNetworkInterfaceGetInterface(
    interface: &SCNetworkInterface,
) -> Option<CFRetained<SCNetworkInterface>>

Available on crate feature SCNetworkConfiguration only.

For layered network interfaces, return the underlying interface.

Parameter interface: The network interface.

Returns: The underlying network interface; NULL if this is a leaf interface.