SYSBLK
snprintf(szfn, sizeof(szfn), "%s/%s/%s/size", SYSBLK,
snprintf(fn, sizeof(fn), "%s/%s", SYSBLK, hd_name(hd));
SYSBLK, drv);
snprintf(szfn, sizeof(szfn), "%s/%s/size", SYSBLK,
foreach_file(SYSBLK, hostdisk_one_disk, NULL, 0);