2559 	int copyback = 0, i, olen;  in pf_modulate_sack()  local
2592 				copyback = off + sizeof(*th) + thoptlen;  in pf_modulate_sack()
2604 	if (copyback) {  in pf_modulate_sack()
2605 		if (pf_lazy_makewritable(pd, pbuf, copyback) == NULL) {  in pf_modulate_sack()
2610 	return copyback;  in pf_modulate_sack()
6988 	int                      copyback = 0;  in pf_test_state_tcp()  local
7179 			copyback = off + sizeof(*th);  in pf_test_state_tcp()
7248 			copyback = off + sizeof(*th);  in pf_test_state_tcp()
7295 		copyback = pf_modulate_sack(pbuf, off, pd, th, dst);  in pf_test_state_tcp()
7296 		if (copyback == -1) {  in pf_test_state_tcp()
7321 			    *state, src, dst, &copyback)) {  in pf_test_state_tcp()
7431 			    *state, src, dst, &copyback)) {  in pf_test_state_tcp()
7563 		copyback = off + sizeof(*th);  in pf_test_state_tcp()
7566 	if (copyback) {  in pf_test_state_tcp()
7567 		if (pf_lazy_makewritable(pd, pbuf, copyback) == NULL) {  in pf_test_state_tcp()
8114 			int                      copyback = 0;  in pf_test_state_icmp()  local
8166 				copyback = 1;  in pf_test_state_icmp()
8280 				copyback = 1;  in pf_test_state_icmp()
8283 			if (copyback) {  in pf_test_state_icmp()