serial_for_fd (int fd)
{
struct serial *scb;
- struct serial_ops *ops;
for (scb = scb_base; scb; scb = scb->next)
if (scb->fd == fd)
void *context)
{
int changed = ((scb->async_handler == NULL) != (handler == NULL));
+
scb->async_handler = handler;
scb->async_context = context;
/* Only change mode if there is a need. */