/*******************************************************
 *           HSCB - HALF-SESSION CONTROL BLOCK         *
 *******************************************************/
struct hscb {
 struct hscb *next;         /* pointer to next hscb             */
 struct nau *naup;          /* pointer to nau                   */
  union {                                          /* 1012 */
   struct {                                        /* 1012 */
    short hsnetad;           /* destination address field  1066*/
    short hsmynet;           /* origin address field       1066*/
      } lan;                                /* 1066 */
   struct {                                 /* @1066 */
     char hsdnode;                          /* @1066 */
     char hsdnetad;                         /* @1066 */
     char hsonode;                          /* @1066 */
     char hsomynet;                         /* @1066 */
      } rout;                               /* @1066 */
   } dest;                                  /* 1066 */
 char hslunam[8];           /* lu name                          */
 char hsnodnam[8];          /* lu node name                     */
 unsigned long cor;         /* session cor                      */
  };