c_gtk_icon_set_render_icon_pixbuf

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)
GdkPixbuf* function(GtkIconSet* iconSet, GtkStyleContext* context, GtkIconSize size) c_gtk_icon_set_render_icon_pixbuf;

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