anchor.diff:      if(numPart > npart) then
         call expand_arrays(nele, numPart, nblz, nblo)
       end if
  -    if(napx > 32 .and. (sixin_forcePartSummary .eqv. .false.)) then
  +    if(napx > 32 .and. .not. sixin_forcePartSummary) then
         write(lout,"(a)") "SIMU> NOTE More than 64 particles requested, switching off printing of particle summary."
         st_partsum = .false.
       end if
  -    if(napx > 32 .and. (sixin_forceWriteFort12 .eqv. .false.)) then
  +    if(napx > 32 .and. .not. sixin_forceWriteFort12) then
         write(lout,"(a)") "SIMU> NOTE More than 64 particles requested, switching off wriritng of fort.12."
         st_writefort12 = .false.
       end if
  
positive.code:     iErr = .true.
    end if
  
    if((sixin_simu6D .eqv. .false.) .and. iclo6 > 0) then
      write(lout,"(a)") "SIMU> ERROR Can only calculated 6D closed orbit for 6D simulations."
      iErr = .true.
    end if
  
negative.code:       call expand_arrays(nele, napx*2, nblz, nblo)
      end if
  
      if(napx > 32 .and. .not. sixin_forcePartSummary) then
        write(lout,"(a)") "TRAC> NOTE More than 64 particles requested, switching off printing of particle summary."
        st_partsum = .false.
      end if
  
      if(napx > 32 .and. .not. sixin_forceWriteFort12) then
        write(lout,"(a)") "TRAC> NOTE More than 64 particles requested, switching off wriritng of fort.12."
        st_writefort12 = .false.
      end if
  