Set_Clr_Line num-var = Set_Clr_Line(line-ptr, clr-str) Operands: line-ptr the line pointer for the data line to be replaced clr-str the new color control string to be stored in the line referenced by line-ptr. Returns: Both num-var and RC will be 0 and Msg$ will be "" (Null) for successful completion Both num-var and RC will be 8 and Msg$ set to an error message on failure (e.g. invalid line pointer)