- CBREG(data->fcmdsk, socket_read, (int (*)(struct socket *, void *))fcmdread, NULL, data);
- CBREG(data->fcmdsk, socket_err, (int (*)(struct socket *, int, void *))fcmderr, NULL, data);
+ data->fcmdsk->data = data;
+ data->fcmdsk->readcb = (void (*)(struct socket *, void *))fcmdread;
+ data->fcmdsk->errcb = (void (*)(struct socket *, int, void *))fcmderr;