taglinefilesource code
sending135drivers/net/slip.csl->sending    = 0;
sending270drivers/net/slip.csl->sending=0;
sending324drivers/net/slip.csl->sending = 1;
sending338drivers/net/slip.csl->sending = 0;
sending500drivers/net/slip.cdev->name, skb, sl->sending));
sending507drivers/net/slip.cif (sl->sending) {
sending699drivers/net/slip.csl->sending    = 0;
sending32drivers/net/slip.hchar      sending;  /* "channel busy" indicator  */