anchor.diff:      endif
   
   
  -!  SECOND COLUMN LOOP, ALWAYS CALLED
  +!  CLIMLAB SECOND COLUMN LOOP, ALWAYS CALLED
   !  Calculates total fluxes
   !  Reset flags for normal calculation of total fluxes
         istart = 1
  
positive.code: ! to be used.  Clear sky calculation is done simultaneously.
  ! For McICA, RTRNMC is called for clear and cloudy calculations.
  
  !  Do a loop over bands by setting istart=iend = 1,2,3,4,5,...16
  
                 call rtrnmc(nlayers, istart, iend, iout, pz, semiss, ncbands, &
                             cldfmc, taucmc, planklay, planklev, plankbnd, &
  
negative.code:          iout = 99
           do iplon = 1, ncol
              do iband = 1,16
                 ! CLIMLAB
                 istart = iband
                 iend   = iband
  
  