%DEFINE SNAPEVTCODE WORD

      ! *** 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
    
    
    ! 1 ORIGIN and INCREMENTS of 1
      DECLARE LONG CONSTANT SNAPEVT$_SNAPSHOT = 1  !  a system snapshot is pending in a non-VAXcluster environment
      DECLARE LONG CONSTANT SNAPEVT$_CLUPEND = 2  !  a system snapshot is pending in a VAXcluster environment
      DECLARE LONG CONSTANT SNAPEVT$_RESTART = 3  !  the system has just booted from a snapshot into a non-VAXcluster environment
      DECLARE LONG CONSTANT SNAPEVT$_CLU_RESTART = 4  !  the system has just booted from a snapshot into a VAXcluster environment
      DECLARE LONG CONSTANT SNAPEVT$_ABORT = 5  !  a fatal error occurred during the taking of a snapshot
      DECLARE LONG CONSTANT SNAPEVT$_CLUEXIT = 6  !  the system is resynchronizing after a loss of communications with the  &
 ! remainder
    !  of the cluster
      DECLARE LONG CONSTANT SNAPEVT$_ROLLOUT = 7  !  a system rollout is pending
      DECLARE LONG CONSTANT SNAPEVT$_ROLLIN = 8  !  a system rollin has been completed
      DECLARE LONG CONSTANT SNAPEVT$C_SNAPSHOT = 1
      DECLARE LONG CONSTANT SNAPEVT$C_RESTART = 3
      DECLARE LONG CONSTANT SNAPEVT$C_ABORT = 5
      DECLARE LONG CONSTANT SNAPEVT$S_SNAPEVTCODE = 2