BCPIO_PAD
(wr_skip(BCPIO_PAD(sizeof(HD_BCPIO) + nsz)) < 0)) {
(wr_skip(BCPIO_PAD(arcn->ln_nlen)) < 0)) {
if (rd_skip(BCPIO_PAD(sizeof(HD_BCPIO) + nsz)) < 0)
arcn->pad = BCPIO_PAD(arcn->sb.st_size);
(rd_skip(BCPIO_PAD(arcn->sb.st_size)) < 0))
(BCPIO_PAD(sizeof(HD_BCPIO) + sizeof(TRAILER)));
arcn->pad = BCPIO_PAD(arcn->sb.st_size);