Function gtk4_sys::gtk_icon_theme_lookup_icon

pub unsafe extern "C" fn gtk_icon_theme_lookup_icon(
    self_: *mut GtkIconTheme, 
    icon_name: *const c_char, 
    fallbacks: *mut *const c_char, 
    size: c_int, 
    scale: c_int, 
    direction: GtkTextDirection, 
    flags: GtkIconLookupFlags
) -> *mut GtkIconPaintable