Work-around variable not used warning on Mac.
Work-around variable not used warning on Mac.

fmilano/mitk,MITK/MITK,fmilano/mitk,MITK/MITK,fmilano/mitk,MITK/MITK,fmilano/mitk,fmilano/mitk,MITK/MITK,fmilano/mitk,MITK/MITK,MITK/MITK,fmilano/mitk