852 	int phyblk;  in ar_rev()  local
923 		if ((phyblk = get_phys()) <= 0) {  in ar_rev()
932 		rdblksz = phyblk;  in ar_rev()
944 		if (sksz % phyblk) {  in ar_rev()
955 		mb.mt_count = sksz/phyblk;  in ar_rev()
984 	int phyblk;  in get_phys()  local
1026 	if ((phyblk = read(arfd, scbuf, sizeof(scbuf))) <= 0) {  in get_phys()
1057 		return(phyblk);  in get_phys()
1063 	if (padsz % phyblk) {  in get_phys()
1073 	mb.mt_count = padsz/phyblk;  in get_phys()
1079 	return(phyblk);  in get_phys()