EX_NOSUID
{"EX_NOSUID", EX_NOSUID, EX_NOSUID},
if (ep->ex_flags & EX_NOSUID)
export->ex_flags |= EX_NOSUID;
export->ex_flags &= ~EX_NOSUID;
if (va.va_type == VREG && (exi->exi_export.ex_flags & EX_NOSUID))
(exi->exi_export.ex_flags & EX_NOSUID))
(sarg->cs->exi->exi_export.ex_flags & EX_NOSUID))
exi->exi_export.ex_flags & EX_NOSUID)
(exi->exi_export.ex_flags & EX_NOSUID))