undefined first referenced
symbol in file
--------- ----------------
__econst_length D:\\2812-myprojects\\DspRelay-flash-ok\\rts2800_fl.lib
__const_run D:\\2812-myprojects\\DspRelay-flash-ok\\rts2800_fl.lib
__const_length D:\\2812-myprojects\\DspRelay-flash-ok\\rts2800_fl.lib
__econst_run D:\\2812-myprojects\\DspRelay-flash-ok\\rts2800_fl.lib
>> error: symbol referencing errors - \'./Debug/DspRelay.out\' not built