SYNOPSIS
  nomask string prot2domain (string prot)

DESCRIPTION
  Return the name of the domain if the <prot>ection concerns domain
  matters, else 0.

SEE ALSO
  security(C), check_permission(sefun), cmp_perm(sefun),
  eff_perm(sefun), get_permission(sefun), get_protection(sefun)

