HD_TAR
HD_TAR *hd;
hd = (HD_TAR *)blk;
HD_TAR *hd;
hd = (HD_TAR *)buf;
HD_TAR *hd;
char hdblk[sizeof(HD_TAR)];
hd = (HD_TAR *)hdblk;
if (ul_oct(tar_chksm(hdblk, sizeof(HD_TAR)), hd->chksum,
if (wr_rdbuf(hdblk, sizeof(HD_TAR)) < 0 ||
wr_skip(BLKMULT - sizeof(HD_TAR)) < 0) {