395 static char *getbuf(bufhdr *bufhead, int size);
2961 getbuf(bufhdr *bufhead, int size)  in getbuf()  argument
2971 	if (bufhead->head == NULL) {  in getbuf()
2999 		bufhead->head = bufhead;  in getbuf()
3000 		prev = bufhead;  in getbuf()
3002 			pbuf->head = bufhead;  in getbuf()
3013 	while (bufhead->next == NULL)  in getbuf()
3019 	pbuf = bufhead->next;  in getbuf()
3020 	bufhead->next = pbuf->next;  in getbuf()
3040 	bufhdr *bufhead;  in freebuf()  local
3050 	bufhead = pbuf->head;  in freebuf()
3051 	pbuf->next = bufhead->next;  in freebuf()
3052 	bufhead->next = pbuf;  in freebuf()