LaunchResultFMT:      FORMAT AX$;DX$

        Input (0,LaunchResultFMT)
        LaunchFuncError = IHexDec(AX$)             ! Function error code (decimal)
        LaunchFileError = IHexDec(DX$)             ! File error code (decimal)
!   For unexpected values, convert to 2's complement signed integer
        If (LaunchFuncError > 32767) THEN    _
            LaunchFuncError =                _
            LaunchFuncError - 65536
        If (LaunchFileError > 32767) THEN    _
            LaunchFileError =                _
            LaunchFileError - 65536