100     line_count = curbuf->b_ml.ml_line_count;  in read_buffer()
115 	while (curbuf->b_ml.ml_line_count > line_count)  in read_buffer()
150     if (buf->b_ml.ml_mfp == NULL)  in buffer_ensure_loaded()
192 	    if (curbuf->b_ml.ml_mfp != NULL)  in open_buffer()
354 	if (bufref_valid(&old_curbuf) && old_curbuf.br_buf->b_ml.ml_mfp != NULL)  in open_buffer()
764     buf->b_ml.ml_line_count = 1;  in buf_clear_file()
771     buf->b_ml.ml_mfp = NULL;  in buf_clear_file()
772     buf->b_ml.ml_flags = ML_EMPTY;		// empty buffer  in buf_clear_file()
800     if (buf->b_ml.ml_mfp != NULL)  in buf_freeall()
874     buf->b_ml.ml_line_count = 0;    // no lines in buffer  in buf_freeall()
1348 				   && buf->b_ml.ml_mfp == NULL && !buf->b_p_bl)  in do_buffer_ext()
1438 		    else if (buf->b_ml.ml_mfp == NULL)  in do_buffer_ext()
1476 		    if (buf->b_ml.ml_mfp != NULL)   // found loaded buffer  in do_buffer_ext()
1827     if (curbuf->b_ml.ml_mfp == NULL)	// need to load the file  in enter_buffer()
1945 	&& (curbuf->b_ml.ml_mfp == NULL || BUFEMPTY())  in curbuf_reusable()
3204 			&& (buf->b_ml.ml_mfp == NULL || buf->b_nwindows == 0))  in buflist_list()
3206 			&& (buf->b_ml.ml_mfp == NULL || buf->b_nwindows != 0))  in buflist_list()
3253 		buf->b_ml.ml_mfp == NULL ? ' ' :  in buflist_list()
3375 	    if (obuf->b_ml.ml_mfp != NULL || in_use)  in setfname()
3453     if (buf->b_ml.ml_mfp != NULL)  in buf_name_changed()
3714 				   ((long)curbuf->b_ml.ml_line_count / 100L));  in fileinfo()
3717 					    (long)curbuf->b_ml.ml_line_count);  in fileinfo()
3718     if (curbuf->b_ml.ml_flags & ML_EMPTY)  in fileinfo()
3725 						   curbuf->b_ml.ml_line_count),  in fileinfo()
3726 		(long)curbuf->b_ml.ml_line_count, n);  in fileinfo()
3733 		(long)curbuf->b_ml.ml_line_count,  in fileinfo()
4180     if (lnum > wp->w_buffer->b_ml.ml_line_count)  in build_stl_str_hl()
4182 	lnum = wp->w_buffer->b_ml.ml_line_count;  in build_stl_str_hl()
4604 	    num = (wp->w_buffer->b_ml.ml_flags & ML_EMPTY)  in build_stl_str_hl()
4609 	    num = wp->w_buffer->b_ml.ml_line_count;  in build_stl_str_hl()
4638 			(long)wp->w_buffer->b_ml.ml_line_count);  in build_stl_str_hl()
4676 	    num = (wp->w_buffer->b_ml.ml_flags & ML_EMPTY) || l < 0 ?  in build_stl_str_hl()
5077     below = wp->w_buffer->b_ml.ml_line_count - wp->w_botline + 1;  in get_rel_pos()
5280 	if ((!all && buf->b_ml.ml_mfp == NULL) || !buf->b_p_bl)  in ex_buffer_all()
5427     for (lnum = 1; curbuf->b_p_ml && lnum <= curbuf->b_ml.ml_line_count && lnum <= nmlines;  in do_modelines()
5432     for (lnum = curbuf->b_ml.ml_line_count; curbuf->b_p_ml && lnum > 0 && lnum > nmlines  in do_modelines()
5433 		       && lnum > curbuf->b_ml.ml_line_count - nmlines; --lnum)  in do_modelines()
5803 	if (buf->b_ml.ml_line_count == curbuf->b_ml.ml_line_count)  in buf_contents_changed()
5806 	    for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count; ++lnum)  in buf_contents_changed()