/* Returns if an LSA is opaque, i.e. requires special treatment  */
static int is_opaque(int lsa_type)
/* Returns if an LSA is opaque, i.e. requires special treatment  */
static int is_opaque(int lsa_type)
{
    return (lsa_type >= OSPF_LSTYPE_OP_LINKLOCAL &&
        lsa_type <= OSPF_LSTYPE_OP_ASWIDE);
}