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
)