functions in drat.i - p

             pcen_source, opac, source, mesh, drat_nomilne  
 
     point centers the SOURCE array (in place) using a complicated  
     algorithm involving the OPAC and MESH (from form_mesh and update_mesh).  
     If non-nil, DRAT_NOMILNE must have the same format as the  
     drat_nomilne option.  
interpreted function, defined at i0/drat.i   line 1201