Function gio_2_0_sys::g_socket_join_multicast_group

pub unsafe extern "C" fn g_socket_join_multicast_group(
    socket: *mut GSocket, 
    group: *mut GInetAddress, 
    source_specific: gboolean, 
    iface: *const gchar, 
    error: *mut *mut GError
) -> gboolean