sppp_auth_type_name
const char *sppp_auth_type_name(u_short proto, u_char type);
sppp_auth_type_name(PPP_CHAP, h->type),
sppp_auth_type_name(PPP_CHAP, h->type), h->ident,
sppp_auth_type_name(PPP_CHAP, h->type),
sppp_auth_type_name(PPP_CHAP, h->type),
sppp_auth_type_name(PPP_PAP, h->type),
sppp_auth_type_name(PPP_PAP, h->type),
sppp_auth_type_name(cp->proto, lh->type),