! *** 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
    
    
    ! 
    !  EVAX Symbol definition for version mask symbols
    ! 
      DECLARE LONG CONSTANT ESDFM$K_NAME = 25
      DECLARE LONG CONSTANT ESDFM$C_NAME = 25
      DECLARE LONG CONSTANT ESDFM$S_ESDFMDEF = 56
      record ESDFMDEF
         group ESDFM$R_GSDTYP_OVERLAY
            variant
               case
                  WORD ESDFM$W_GSDTYP       ! Maps over GSY$B_GSDTYP 
               case
                  group ESDFM$R_GSDTYP_FIELDS
                     STRING ESDFM$T_START = 0
                     BYTE ESDFMDEF$$_FILL_1
                  end group ESDFM$R_GSDTYP_FIELDS
            end variant
         end group ESDFM$R_GSDTYP_OVERLAY
         WORD ESDFM$W_SIZE                  ! size of this ESDFM
         BYTE ESDFM$B_DATYP                 ! Maps over GSY$B_DATYP
         BYTE ESDFM$B_TEMP                  ! pad for alignment 
         WORD ESDFM$W_FLAGS                 ! Maps over GSY$W_FLAGS 
         group ESDFM$R_VAL_OVERLAY
            variant
               case
                  BASIC$QUADWORD ESDFM$Q_VALUE
               case
                  LONG ESDFM$L_VALUE
            end variant
         end group ESDFM$R_VAL_OVERLAY
         LONG ESDFM$L_PSINDX                ! Owning psect number 
         LONG ESDFM$L_VERSION_MASK          ! Mask for symbol
         BYTE ESDFM$B_NAMLNG                ! Length of name 
         STRING ESDFM$T_NAME = 31           ! Symbol name 
      end record ESDFMDEF