82 	if ((get_arc() < 0) || ((*frmt->options)() < 0) ||  in list()
83 	    ((*frmt->st_rd)() < 0))  in list()
131 	(void)(*frmt->end_rd)();  in list()
160 	if ((get_arc() < 0) || ((*frmt->options)() < 0) ||  in extract()
161 	    ((*frmt->st_rd)() < 0) || (dir_start() < 0))  in extract()
313 		res = (*frmt->rd_data)(arcn, fd, &cnt);  in extract()
336 	(void)(*frmt->end_rd)();  in extract()
364 	if (((hlk = frmt->hlk) == 1) && (lnk_start() < 0))  in wr_archive()
370 	if ((ftree_start() < 0) || ((*frmt->st_wr)() < 0))  in wr_archive()
372 	wrf = frmt->wr;  in wr_archive()
499 		res = (*frmt->wr_data)(arcn, fd, &cnt);  in wr_archive()
523 		(*frmt->end_wr)();  in wr_archive()
566 	orgfrmt = frmt;  in append()
574 	if ((orgfrmt != NULL) && (orgfrmt != frmt)) {  in append()
576 		    frmt->name, orgfrmt->name);  in append()
583 	if (((*frmt->options)() < 0) || ((*frmt->st_rd)() < 0))  in append()
607 	if ((udev = frmt->udev) && (dev_start() < 0))  in append()
662 	tlen = (*frmt->end_rd)();  in append()
703 	if ((*frmt->options)() < 0)  in archive()
982 	res = hsz = frmt->hsz;  in next_head()
1042 		if ((*frmt->rd)(arcn, hdbuf) == 0)  in next_head()
1045 		if (!frmt->inhead) {  in next_head()
1049 			if ((ret = (*frmt->trail_tar)(hdbuf,in_resync,&cnt)) == 0){  in next_head()
1095 	if (frmt->inhead && ((*frmt->trail_cpio)(arcn) == 0)) {  in next_head()
1185 			frmt = &(fsub[ford[i]]);  in get_arc()