MDF_SUPP_DONT
#define MDF_SUPP_MASK (MDF_SUPP_ALLOW | MDF_SUPP_MUST | MDF_SUPP_DONT)
return ((flags & MDF_SUPP_DONT) != 0 ? EPERM : 0);
case MDF_SUPP_DONT:
case MDF_SUPP_DONT:
if ((res & MDF_SUPP_DONT) != 0 && (res & MDF_SUPP_MASK &
~MDF_SUPP_DONT) != 0)
*flags |= MDF_SUPP_DONT;