! *** PREDECLARED TYPES
     
      %IF %DECLARED ( %BASIC$QUADWORD_DECLARED ) = 0 %THEN
         RECORD BASIC$QUADWORD
            LONG FILL ( 2 )
         END RECORD
         %LET %BASIC$QUADWORD_DECLARED = 1
      %END %IF
     
      %IF %DECLARED ( %BASIC$OCTAWORD_DECLARED ) = 0 %THEN
         RECORD BASIC$OCTAWORD
            LONG FILL ( 4 )
         END RECORD
         %LET %BASIC$OCTAWORD_DECLARED = 1
      %END %IF
     
      %IF %DECLARED ( %BASIC$HFLOAT_AXP_DECLARED ) = 0 %THEN
         RECORD BASIC$HFLOAT_AXP
            LONG FILL ( 4 )
         END RECORD
         %LET %BASIC$HFLOAT_AXP_DECLARED = 1
      %END %IF
     
      %IF %DECLARED ( %BASIC$F_FLOATING_COMPLEX_DECL ) = 0 %THEN
         RECORD BASIC$F_FLOATING_COMPLEX
            SINGLE REAL_PART
            SINGLE IMAGINARY_PART
         END RECORD
         %LET %BASIC$F_FLOATING_COMPLEX_DECL = 1
      %END %IF
     
      %IF %DECLARED ( %BASIC$D_FLOATING_COMPLEX_DECL ) = 0 %THEN
         RECORD BASIC$D_FLOATING_COMPLEX
            DOUBLE REAL_PART
            DOUBLE IMAGINARY_PART
         END RECORD
         %LET %BASIC$D_FLOATING_COMPLEX_DECL = 1
      %END %IF
     
      %IF %DECLARED ( %BASIC$G_FLOATING_COMPLEX_DECL ) = 0 %THEN
         RECORD BASIC$G_FLOATING_COMPLEX
            GFLOAT REAL_PART
            GFLOAT IMAGINARY_PART
         END RECORD
         %LET %BASIC$G_FLOATING_COMPLEX_DECL = 1
      %END %IF
     
      %IF %DECLARED ( %BASIC$H_FLOAT_AXP_CMPLX_DCL ) = 0 %THEN
         RECORD BASIC$H_FLOATING_COMPLEX_AXP
            BASIC$HFLOAT_AXP REAL_PART
            BASIC$HFLOAT_AXP IMAGINARY_PART
         END RECORD
         %LET %BASIC$H_FLOAT_AXP_CMPLX_DCL = 1
      %END %IF
    
    
    ! 
    !  Library header information array offsets
    ! 
      DECLARE LONG CONSTANT LHI$S_LHIDEF = 128
      record LHIDEF
         LONG LHI$L_TYPE                    !  Library type 
         LONG LHI$L_NINDEX                  !  Number of indices 
         LONG LHI$L_MAJORID                 !  Library format major id 
         LONG LHI$L_MINORID                 !  Library format minor id 
         STRING LHI$T_LBRVER = 32           !  ASCIC version of librarian that created 
         LONG LHI$L_CREDAT                  !  Creation date/time 
         LONG LHIDEF$$_FILL_1               !  ... 
         LONG LHI$L_UPDTIM                  !  Date/time of last update 
         LONG LHIDEF$$_FILL_2               !  ... 
         LONG LHI$L_UPDHIS                  !  VBN of start of update history 
         LONG LHI$L_FREEVBN                 !  1st logically deleted block 
         LONG LHI$L_FREEBLK                 !  Number of deleted blocks 
         BYTE LHI$B_NEXTRFA ( 1 to 6 )         !  RFA of end of library 
         WORD LHI$W_RFAXTR                  !  Spare word, zeroed 
         LONG LHI$L_NEXTVBN                 !  Next VBN to allocate at end of file 
         LONG LHI$L_FREIDXBLK               !  Number of free pre-allocated index blocks 
         LONG LHI$L_FREEIDX                 !  Listhead for pre-allocated index blocks 
         LONG LHI$L_HIPREAL                 !  VBN of highest pre-allocated block 
         LONG LHI$L_IDXBLKS                 !  Number of index blocks in use 
         LONG LHI$L_IDXCNT                  !  Number of index entries (total) 
         LONG LHI$L_MODCNT                  !  Number of entries in index 1 (module names) 
         LONG LHI$L_MHDUSZ                  !  Length of user-maintained info in module header 
         LONG LHI$L_MAXLUHREC               !  Maximum number of library update histories records maintained 
         LONG LHI$L_NUMLUHREC               !  Number of LUH records in history 
         LONG LHI$L_LIBSTATUS               !  False if there was an error closing lib 
      end record LHIDEF