anchor.diff:      real, intent(in) :: mv              ! Missing value
       ! - local
       integer :: it, igap
  -    
  -    
  +
  +
       ! Read
       open(11,file=trim(fname),form='unformatted',status='old')
       do it = 1, nt
  
positive.code: ! File: anaxv.f90
  !
  ! This file is part of the SpanLib library.
  ! Copyright (C) 2012  Stephane Raynaud
  ! Contact: stephane dot raynaud at gmail dot com
  !
  ! This library is free software; you can redistribute it and/or
  
negative.code:         end if
      end do
      close(11)
  
  end subroutine read_anaxv_field
  
  
  