PRFDINFO_ROUNDUP
len += PRFDINFO_ROUNDUP(slen) + sizeof (pr_misc_header_t);
misc->pr_misc_size = sizeof (*misc) + PRFDINFO_ROUNDUP(slen);
len = PRFDINFO_ROUNDUP(sizeof (*misc) + vlen);
len = PRFDINFO_ROUNDUP(sizeof (*misc) + vlen);