Copies a #PangoLayoutIter.
Return: the newly allocated #PangoLayoutIter, which should be freed with pango_layout_iter_free(), or %NULL if @iter was %NULL.
1.20
See Implementation
Copies a #PangoLayoutIter.
Return: the newly allocated #PangoLayoutIter, which should be freed with pango_layout_iter_free(), or %NULL if @iter was %NULL.