public static extern int zmq_msg_init_data( IntPtr msg, IntPtr data, int size, zmq_free_fn ffn, IntPtr hint );
public static extern int zmq_msg_init_data(IntPtr msg, IntPtr data, int size, zmq_free_fn ffn, IntPtr hint);
public static extern int zmq_msg_init_data( IntPtr msg, IntPtr data, int size, zmq_free_fn ffn, IntPtr hint );
public static extern int zmq_msg_init_data(IntPtr msg, IntPtr data, int size, zmq_free_fn ffn, IntPtr hint);