int			x_src, int			y_src,
int			src_x, int			src_y, int			dst_x, int			dst_y, unsigned int		width, unsigned int		height,
_cairo_png_surface_composite_trapezoids (cairo_operator_t	operator,					 cairo_surface_t		*generic_src,					 void			*abstract_dst,					 int			x_src,					 int			y_src,					 cairo_trapezoid_t	*traps,					 int			num_traps){    return CAIRO_INT_STATUS_UNSUPPORTED;}