text: C--   These common blocks are extracted from the
  C--   automatically created tangent linear code.
  C--   You need to make sure that they are up-to-date
  C--   (i.e. in right order), and customize them
  C--   accordingly.
  C--
  C--   heimbach@mit.edu 11-Jan-2001
  
  #ifdef ALLOW_AUTODIFF_MONITOR
  
  #include "PACKAGES_CONFIG.h"
  
  #ifdef ALLOW_PTRACERS
  # include "PTRACERS_OPTIONS.h"
  #endif
  
  #ifdef ALLOW_PTRACERS
        _RL adgptr(1-olx:snx+olx,1-oly:sny+oly,nr,nsx,nsy,
       $ptracers_num)
        _RL adgptrnm1(1-olx:snx+olx,1-oly:sny+oly,nr,nsx,nsy,
       $ptracers_num)
        _RL adptracer(1-olx:snx+olx,1-oly:sny+oly,nr,nsx,nsy,
       $ptracers_num)
        _RL adsurfaceforcingptr(1-olx:snx+olx,1-oly:sny+oly,
       $nsx,nsy,ptracers_num)
        common /adptracers_fields/ adptracer, adgptr, adgptrnm1, 
       $adsurfaceforcingptr
  #endif
  
  #endif /* ALLOW_AUTODIFF_MONITOR */
  