76 typedef struct line_str LINE;  typedef
79 	LINE	*l_prev;		/* previous line */
80 	LINE	*l_next;		/* next line */
88 static LINE	*alloc_line(void);
90 static void	flush_line(LINE *);
93 static void	free_line(LINE *);
97 static LINE	*lines;
117 	LINE *l;			/* current line */  in main()
244 			LINE *lnew;  in main()
368 	LINE *l;  in flush_lines()
420 flush_line(LINE *l)  in flush_line()
547 static LINE *line_freelist;
549 static LINE *
552 	LINE *l;  in alloc_line()
556 		if ((l = realloc(NULL, sizeof(LINE) * NALLOC)) == NULL)  in alloc_line()
566 	memset(l, 0, sizeof(LINE));  in alloc_line()
571 free_line(LINE *l)  in free_line()