112     unsigned	db_txt_start;	// byte where text starts  member
403     dp->db_index[0] = --dp->db_txt_start;	// at end of block  in ml_open()
406     *((char_u *)dp + dp->db_txt_start) = NUL;	// empty line  in ml_open()
2872 	dp->db_txt_start -= len;  in ml_append_int()
2890 	    mch_memmove((char *)dp + dp->db_txt_start,  in ml_append_int()
2891 					  (char *)dp + dp->db_txt_start + len,  in ml_append_int()
2892 				 (size_t)(offset - (dp->db_txt_start + len)));  in ml_append_int()
2899 	    dp->db_index[db_idx + 1] = dp->db_txt_start;  in ml_append_int()
2965 							    dp->db_txt_start;  in ml_append_int()
3015 	    dp_right->db_txt_start -= len;  in ml_append_int()
3017 	    dp_right->db_index[0] = dp_right->db_txt_start;  in ml_append_int()
3021 	    mch_memmove((char *)dp_right + dp_right->db_txt_start,  in ml_append_int()
3032 	    dp_right->db_txt_start -= data_moved;  in ml_append_int()
3034 	    mch_memmove((char *)dp_right + dp_right->db_txt_start,  in ml_append_int()
3035 			(char *)dp_left + dp_left->db_txt_start,  in ml_append_int()
3037 	    offset = dp_right->db_txt_start - dp_left->db_txt_start;  in ml_append_int()
3038 	    dp_left->db_txt_start += data_moved;  in ml_append_int()
3056 	    dp_left->db_txt_start -= len;  in ml_append_int()
3058 	    dp_left->db_index[line_count_left] = dp_left->db_txt_start;  in ml_append_int()
3061 	    mch_memmove((char *)dp_left + dp_left->db_txt_start,  in ml_append_int()
3749 	text_start = dp->db_txt_start;  in ml_delete_int()
3761 	dp->db_txt_start += line_size;  in ml_delete_int()
4007 		    mch_memmove((char *)dp + dp->db_txt_start - extra,  in ml_flush_line()
4008 				(char *)dp + dp->db_txt_start,  in ml_flush_line()
4009 				(size_t)(start - dp->db_txt_start));  in ml_flush_line()
4019 		dp->db_txt_start -= extra;  in ml_flush_line()
4081     dp->db_txt_start = dp->db_txt_end = page_count * mfp->mf_page_size;  in ml_new_data()
4082     dp->db_free = dp->db_txt_start - HEADER_SIZE;  in ml_new_data()
5370     text_start = (char_u *)dp + dp->db_txt_start;  in ml_encrypt_data()
5371     text_len = size - dp->db_txt_start;  in ml_encrypt_data()
5377     crypt_encode(state, text_start, text_len, new_data + dp->db_txt_start,  in ml_encrypt_data()
5407 	text_start = (char_u *)dp + dp->db_txt_start;  in ml_decrypt_data()
5408 	text_len = dp->db_txt_end - dp->db_txt_start;  in ml_decrypt_data()
5410 	if (head_end > text_start || dp->db_txt_start > size  in ml_decrypt_data()
5675 		    rest = dp->db_txt_end - dp->db_txt_start;  in ml_updatechunk()
5679 			- dp->db_txt_start;  in ml_updatechunk()