166 struct list {  struct
170 		struct list	*l_nxt;  argument
184  * big list, in top to bottom screen order, with the listhead at  argument
256 struct buffer {  struct
257 	struct list	 b_list;	/* buffer list pointer		 */  argument
258 	struct buffer	*b_altb;	/* Link to alternate buffer	 */  argument
262 	struct maps_s	*b_modes[PBMODES]; /* buffer modes		 */  argument
266 	char		 b_nwnd;	/* Count of windows on buffer	 */  argument
267 	char		 b_flag;	/* Flags			 */
268 	char		 b_fname[NFILEN]; /* File name			 */
269 	char		 b_cwd[NFILEN]; /* working directory		 */
270 	char		*b_nlseq;	/* Newline sequence of chars	 */
271 	char		*b_nlchr;	/* 1st newline character	 */
272 	int		 b_tabw;	/* Width of a tab character	 */
273 	struct fileinfo	 b_fi;		/* File attributes		 */
274 	struct undoq	 b_undo;	/* Undo actions list		 */
275 	struct undo_rec *b_undoptr;
276 	int		 b_dotline;	/* Line number of dot */
277 	int		 b_markline;	/* Line number of mark */
278 	int		 b_lines;	/* Number of lines in file	*/