rem: if ( operation -> contenu_type ) return ( ! ( atoi (operation -> contenu_type) == GPOINTER_TO_INT ( no_chq ) ));
add: if ( operation -> contenu_type ) return ( ! ( atoi (operation -> contenu_type) == GPOINTER_TO_INT ( no_chq ) )); return -1;
context: gint recherche_operation_par_cheque ( struct structure_operation *operation,				      gint *no_chq ){    if ( operation -> contenu_type )	return ( ! ( atoi (operation -> contenu_type) == GPOINTER_TO_INT ( no_chq ) ));}