extern int otb_6s_interp_(
  otb_6s_integer *iaer,
  otb_6s_integer *idatmp,
  otb_6s_doublereal *wl,
  otb_6s_doublereal *taer55,
  otb_6s_doublereal *taer55p,
  otb_6s_doublereal *xmud,
  otb_6s_doublereal *romix,
  otb_6s_doublereal *rorayl,
  otb_6s_doublereal *roaero,
  otb_6s_doublereal *phaa,
  otb_6s_doublereal *phar,
  otb_6s_doublereal *rqmix,
  otb_6s_doublereal *rqrayl,
  otb_6s_doublereal *rqaero,
  otb_6s_doublereal *qhaa,
  otb_6s_doublereal *qhar,
  otb_6s_doublereal *rumix,
  otb_6s_doublereal *rurayl,
  otb_6s_doublereal *ruaero,
  otb_6s_doublereal *uhaa,
  otb_6s_doublereal *uhar,
  otb_6s_doublereal *tsca,
  otb_6s_doublereal *tray,
  otb_6s_doublereal *trayp,
  otb_6s_doublereal *taer,
  otb_6s_doublereal *taerp,
  otb_6s_doublereal *dtott,
  otb_6s_doublereal *utott,
  otb_6s_doublereal *astot,
  otb_6s_doublereal *asray,
  otb_6s_doublereal *asaer,
  otb_6s_doublereal *utotr,
  otb_6s_doublereal *utota,
  otb_6s_doublereal *dtotr,
  otb_6s_doublereal *dtota,
  otb_6s_integer *ipol,
  otb_6s_doublereal *roatm_fi__,
  otb_6s_doublereal *romix_fi__,
  otb_6s_doublereal *rorayl_fi__,
  otb_6s_integer *nfi,
  otb_6s_doublereal *roluts,
  otb_6s_doublereal *rolut,
  otb_6s_doublereal *rolutsq,
  otb_6s_doublereal *rolutq,
  otb_6s_doublereal *rolutsu,
  otb_6s_doublereal *rolutu,
  otb_6s_integer *nfilut
  );
