spppreqsap_t
#define SPPP_SAPL sizeof (spppreqsap_t)
spppreqsap_t sps_req_sap; /* requested sap */
((spppreqsap_t *)(dlu + 1))[0] = type;
((spppreqsap_t *)(dlu + 1))[1] = type;
spppreqsap_t req_sap;
spppreqsap_t req_sap;