UF_NOHISTORY
#ifdef UF_NOHISTORY
{ "nouhistory", UF_NOHISTORY, 1 },
{ "nohistory", UF_NOHISTORY, 1 },
(SF_NOHISTORY|UF_NOHISTORY|UF_NODUMP);
if (ip->ino_data.uflags & (SF_NOHISTORY|UF_NOHISTORY))
ip->i_flags = pdir->i_flags & (SF_NOHISTORY|UF_NOHISTORY|UF_NODUMP);
#ifndef UF_NOHISTORY
nfset = (from_sb.st_flags & ~(UF_NODUMP | UF_NOHISTORY)) |
(to_sb.st_flags & UF_NOHISTORY);