/* k  1001  08.07.90          */
  /* k 0033	19/07/90	*/
  /* k 1003     17/08/90        */
  /* k 0051 	12/01/90	*/
  /* k 1007     22/09/90        */
  /* k 1008     02/10/90        */
  /* k 2000     01/11/90        */
  /* k 0175	09/06/91	*//* fopen to open */
  /* k 0301     05/02/92        *//* timer queue */
  /* k 0307     24/02/92        *//* 300 segment */
  /* k 0308       25/02/92        *//* resident pmsgop */
  /* k 1082     23/03/92        */ /* ptr to active dlctb */
  struct avt0 {             /* pavt0.h */
  struct rqb *frqb;             /*  rqb list pointer   */
  char   rqb_all;               /*  number of rqb  */
  char   frqb_no;		/*  number of free rqb */
  union  us      {
  struct les {
    struct segprf *sptr;
    short s_fno;
    short s_all;
	     } sel[4];          /* @0307 */
  struct sp  {
  struct segprf *fseg2k;	/*  first seg2k pointer */	/* @0033 */
  short  fseg2k_no;		/*  number of free seg2k */
  short  seg2k_all;		/*  number of all seg2k  */
  struct segprf *fseg128;	/*  first seg128 pointer */     /* @0033 */
  short  fseg128_no;		/*  number of free seg128 */
  short  seg128_all;		/*  number of all seg128 */
  struct segprf *fseg36;	/*  first seg36 pointer */	/* @0033 */
  short  fseg36_no;  		/*  number of free seg36 */
  short  seg36_all;		/*  number of all seg36 */
  struct segprf *fseg300;	/*  first seg300 pointer */	/* @0307 */
  short  fseg300_no;		/*  number of free seg300*/     /* @0307 */
  short  seg300_all;		/*  number of all seg300 */     /* @0307 */
	     } segs;
		} se;
  short  fdco;	/*  config param data file descriptor *//* @0175 */
  struct rqb *waitq[4];
  struct majtb *majtb;      /* node list pointer        */
  struct dlctb *dlctb;      /* lan dlctab-chain pointer */
  struct srdt *srdt;        /* glbl (sardt) pointer     */
  struct cash *cash;        /* cash table  ptr          */
  short  cnths;             /* size of hscb-table (lan) */
  short fmsg;             /* message file descriptor  *//* @0175 */
  short help;            /* help file descriptor     *//* @0175 */
  char name[8];             /* own node name            */
  unsigned mynode:8;        /* this node address        */
  struct wrktb  *wrktb;     /* tmp2 table pointer  1003 */
  long   pcid;              /* pcid                1003 */
  unsigned cnt:8;	    /* number of cash elements  */	/* @0051 */
  struct lhscb *lhscb;      /* chain of hscb for LAN 1008   */
  short dsths;              /* current value of HS 1008 */
  char *acb_first;          /* ptr to ACB          2000 */
  struct rqb *timeq;        /* timer queue */   /* @0301 */
  struct rqb *msgq;         /* delayed msg queue *//* @0308 */
  struct dlctb *ref_7920[4]; /* active dlctb chain */ /* 1082 */
  union parm_trn39 *trn39; /* pointer to parm-struct for 8439  1007 */
  struct rqb *dlcq[3];      /* queue rqb for dlc   1001 */
  struct rqb *dlctrn[3];    /* queue rqb for dlc TRN 1007 */
  struct rqb *dlctrn39[3];  /* queue rqb for dlc 8439 1007 */
	    } ;