anchor.diff:     TYPE( IfW_ParameterType),        INTENT(INOUT)     :: ParamData
   
      INTEGER,                         INTENT(OUT)       :: ErrStat
  +   CHARACTER(*),                    INTENT(OUT)       :: ErrMsg
   
         ! Function definition
      REAL(ReKi)                 :: InflowWind_ADhack_DIcheck
  
positive.code: 
        CASE (FF_Wind)
  
           InflowWind_ADhack_DIcheck = FF_GetValue('MEANFFWS', ErrStat)
  
        CASE (HAWC_Wind)
  
  
negative.code:    SELECT CASE ( ParamData%WindFileType )
        CASE (HH_Wind)
  
           CALL HH_SetLinearizeDels( LinPerturbations, ErrStat, ErrMsg )
  
        CASE ( FF_Wind, UD_Wind, FD_Wind, HAWC_Wind )
  
  