c_gtk_icon_view_get_dest_item_at_pos

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
gboolean function(GtkIconView* iconView, gint dragX, gint dragY, GtkTreePath** path, GtkIconViewDropPosition* pos) c_gtk_icon_view_get_dest_item_at_pos;

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