rem: struct operation_echeance *echeance;
add: gint scheduled_number;
context: struct operation_echeance *cherche_echeance_from_ligne ( gint ligne ){    GtkTreeIter iter;    struct operation_echeance *echeance;    if ( !gtk_tree_model_get_iter_from_string (GTK_TREE_MODEL ( gtk_tree_view_get_model ( GTK_TREE_VIEW ( tree_view_liste_echeances ))),					       &iter,					       utils_str_itoa (ligne)))	return NULL;    gtk_tree_model_get ( GTK_TREE_MODEL ( gtk_tree_view_get_model ( GTK_TREE_VIEW ( tree_view_liste_echeances ))),			 &iter,			 11, &echeance,			 -1 );    return ( echeance );}