*COMDECK  COMDTREF - REFERENCES TO EXTERNALS (PASS 1).
          BASED ARRAY TREF ;       # REFERENCES TO EXTERNALS (PASS 1) # 
               BEGIN
               ITEM REF1 U (0, 1,20) ;  # FIRST REFERENCE # 
               ITEM REFP U (0, 1, 2) ;       # PARCEL NO. # 
               ITEM REFA I (0, 3,18) ;       # REL ADDRESS #
               ITEM REF2 U (0,22,20) ;  # SECOND REFERENCE #
               ITEM REFQ U (0,22, 2) ;       # PARCEL NO. # 
               ITEM REFB I (0,24,18) ;       # REL ADDRESS #
               ITEM REFX I (0,42,18) ;  # CHAIN LINK (SEE BELOW) #
                      # PASS 1 - REFX = INDEX OF NAME IN *TEXT*.       #
                      # INTER. - REFX = INDEX OF NEXT *TREF* ENTRY IN  #
                      #          CHAIN, OR (IF LAST IN CHAIN) POINTS   #
                      #          TO ITSELF.                            #
                      # PASS 2 - REFX = NOT USED.                      #
               ITEM REFW ;              # REFERENCE WORD #
               END
          ITEM TREFL ;
