! *** 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
    
    
    ! +
    !  Define SRM Hardware symbols
    ! -
      DECLARE LONG CONSTANT SRM$K_INT_OVF_T = 1  !  Integer overflow trap code 
      DECLARE LONG CONSTANT SRM$K_INT_DIV_T = 2  !  Integer divide by zero trap code 
      DECLARE LONG CONSTANT SRM$K_FLT_OVF_T = 3  !  Floating overflow trap code 
      DECLARE LONG CONSTANT SRM$K_FLT_DIV_T = 4  !  Floating/decimal Divide by zero trap code 
      DECLARE LONG CONSTANT SRM$K_FLT_UND_T = 5  !  Floating Underflow trap code 
      DECLARE LONG CONSTANT SRM$K_DEC_OVF_T = 6  !  Decimal string overflow trap code 
      DECLARE LONG CONSTANT SRM$K_SUB_RNG_T = 7  !  Subscript range trap 
      DECLARE LONG CONSTANT SRM$K_FLT_OVF_F = 8  !  Floating Overflow fault code 
      DECLARE LONG CONSTANT SRM$K_FLT_DIV_F = 9  !  Floating Divide by zero fault code 
      DECLARE LONG CONSTANT SRM$K_FLT_UND_F = 10  !  Floating Underflow fault code 
      DECLARE LONG CONSTANT SRM$M_EXC_SUM_SWC = x'00000001'
      DECLARE LONG CONSTANT SRM$M_EXC_SUM_INV = x'00000002'
      DECLARE LONG CONSTANT SRM$M_EXC_SUM_DZE = x'00000004'
      DECLARE LONG CONSTANT SRM$M_EXC_SUM_OVF = x'00000008'
      DECLARE LONG CONSTANT SRM$M_EXC_SUM_UNF = x'00000010'
      DECLARE LONG CONSTANT SRM$M_EXC_SUM_INE = x'00000020'
      DECLARE LONG CONSTANT SRM$M_EXC_SUM_IOV = x'00000040'
      DECLARE LONG CONSTANT SRM$S_SRM = 4
      record SRM
         group SRM$R_EXC_SUM_OVERLAY
            variant
               case
                  LONG SRM$L_EXC_SUM
               case
                  group SRM$R_EXC_SUM_BITS
                     LONG EXC_SUM_SWC_bits   ! COMMENT ADDED BY SDL - EXC_SUM_SWC_bits contains bits EXC_SUM_SWC through fill_1
                  end group SRM$R_EXC_SUM_BITS
            end variant
         end group SRM$R_EXC_SUM_OVERLAY
      end record SRM