func CairoGlyphStringPath(cr *cairo.Context, font *Font, glyphs *GlyphString) {
	C.pango_cairo_glyph_string_path(cairo_context(cr), font.native(), glyphs.native())
}
func CairoGlyphStringPath(cr *cairo.Context, font *Font, glyphs *GlyphString) {
	C.pango_cairo_glyph_string_path(cairo_context(cr), font.native(), glyphs.native())
}
//void pango_cairo_show_error_underline (cairo_t       *cr,
//				       double         x,
//				       double         y,
//				       double         width,
//				       double         height);
/*
 * Rendering to a path
 */
//void pango_cairo_glyph_string_path (cairo_t          *cr,
//				    PangoFont        *font,
//				    PangoGlyphString *glyphs);