Function libadwaita_sys::adw_show_about_window_from_appdata

pub unsafe extern "C" fn adw_show_about_window_from_appdata(
    parent: *mut GtkWindow,
    resource_path: *const c_char,
    release_notes_version: *const c_char,
    first_property_name: *const c_char
    ...
)

Available on crate feature v1_4 only.