Function gtk_sys::gtk_widget_add_accelerator

pub unsafe extern "C" fn gtk_widget_add_accelerator(
    widget: *mut GtkWidget,
    accel_signal: *const c_char,
    accel_group: *mut GtkAccelGroup,
    accel_key: c_uint,
    accel_mods: GdkModifierType,
    accel_flags: GtkAccelFlags
)